JPH08502183A - カチオン系アミノ‐エピクロルヒドリン・アダクツによって表面橋かけ結合された結合吸収性粒子から成る多孔性吸収性マクロ組織 - Google Patents
カチオン系アミノ‐エピクロルヒドリン・アダクツによって表面橋かけ結合された結合吸収性粒子から成る多孔性吸収性マクロ組織Info
- Publication number
- JPH08502183A JPH08502183A JP6509160A JP50916094A JPH08502183A JP H08502183 A JPH08502183 A JP H08502183A JP 6509160 A JP6509160 A JP 6509160A JP 50916094 A JP50916094 A JP 50916094A JP H08502183 A JPH08502183 A JP H08502183A
- Authority
- JP
- Japan
- Prior art keywords
- precursor particles
- absorbent
- macrostructure
- particles
- weight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
- C08L101/12—Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity
- C08L101/14—Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity the macromolecular compounds being water soluble or water swellable, e.g. aqueous gels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/51104—Topsheet, i.e. the permeable cover or layer facing the skin the top sheet having a three-dimensional cross-section, e.g. corrugations, embossments, recesses or projections
- A61F13/51108—Topsheet, i.e. the permeable cover or layer facing the skin the top sheet having a three-dimensional cross-section, e.g. corrugations, embossments, recesses or projections the top sheet having corrugations or embossments having one axis relatively longer than the other axis, e.g. forming channels or grooves in a longitudinal direction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/425—Porous materials, e.g. foams or sponges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers or nappies
- A61F13/49007—Form-fitting, self-adjusting disposable diapers
- A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15365—Dimensions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15422—Density
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15463—Absorbency
- A61F2013/15471—Total capacity
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers or nappies
- A61F2013/49068—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers or nappies characterized by the shape of the outline
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/51121—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material
- A61F2013/5113—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material being foams
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/51121—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material
- A61F2013/51147—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material being polymeric films
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/513—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
- A61F2013/51322—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability being elastomeric or stretchable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
- A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material
- A61F2013/51409—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
- A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material
- A61F2013/51409—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film
- A61F2013/51411—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film being impervious to fluids but not for air or vapours
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
- A61F13/51474—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure
- A61F2013/51486—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure with specially shaped backsheets
- A61F2013/5149—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure with specially shaped backsheets being embossed
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530583—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form
- A61F2013/530591—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in granules or particles
- A61F2013/530598—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in granules or particles in aggregates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
- A61F2013/53908—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
- A61F2013/53908—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
- A61F2013/53925—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive with intermittent pattern, e.g. spots
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
- A61F2013/5395—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with thermoplastic agent, i.e. softened by heat
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/56—Supporting or fastening means
- A61F2013/5666—Supporting or fastening means connected to itself
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/84—Accessories, not otherwise provided for, for absorbent pads
- A61F2013/8488—Accessories, not otherwise provided for, for absorbent pads including testing apparatus
- A61F2013/8491—Accessories, not otherwise provided for, for absorbent pads including testing apparatus including test methods
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/919—Sintered product
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/23—Sheet including cover or casing
- Y10T428/234—Sheet including cover or casing including elements cooperating to form cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/23—Sheet including cover or casing
- Y10T428/239—Complete cover or casing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249986—Void-containing component contains also a solid fiber or solid particle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3854—Woven fabric with a preformed polymeric film or sheet
- Y10T442/3886—Olefin polymer or copolymer sheet or film [e.g., polypropylene, polyethylene, ethylene-butylene copolymer, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3854—Woven fabric with a preformed polymeric film or sheet
- Y10T442/3919—Including particulate material other than fiber
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/674—Nonwoven fabric with a preformed polymeric film or sheet
- Y10T442/678—Olefin polymer or copolymer sheet or film [e.g., polypropylene, polyethylene, ethylene-butylene copolymer, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/699—Including particulate material other than strand or fiber material
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Dispersion Chemistry (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Materials Engineering (AREA)
- Hematology (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 少なくとも0.2mm好ましくは0.5mm乃至10mm、最も好まし くは1mm乃至3mmの厚さを有し、好ましくは0.7乃至1.3g/cc、さ らに好ましくは0.8乃至1.1、最も好ましくは0.9乃至1.0g/ccの 密度を有し粒子間結合凝集体から成る多孔性吸収性マクロ組織、好ましくは可撓 性シートにおいて、前記マクロ組織は、 (i)多数のプレカーサ粒子であって、前記プレカーサ粒子は好ましくは60 0ミクロン以下、さらに好ましくは300ミクロン以下の質量平均粒径を有し、 最も好ましくは少くともその95重量%が150乃至300ミクロンの粒径を有 し、その表面において相互に結合され、またアニオン官能基、好ましくはカルボ キシ基を有する実質的に水不溶性の吸収性、ハイドロゲル形成ポリマー材料から 成る多数のプレカーサ粒子と、 (ii)前記プレカーサ粒子の前記表面において前記ポリマー材料と反応させ られ有効な表面橋かけ結合を生じるのに十分な量のカチオン系アミノ−エピクロ ルヒドリン・アダクツと、 (iii)任意に、前記プレカーサ粒子100重量部あたり5乃至100重量 部、好ましくは5乃至60重量部の可塑剤であって、好ましくは0.5: 1乃至2:1の重量比のグリセロールと水の混合物を含む可塑剤とを含み、 前記の粒子間結合凝集体は隣接プレカーサ粒子間に細孔を有し、前記細孔が連 通チャンネルによって相互連通されて透液性マクロ組織を成し、前記マクロ組織 の外接乾燥容積は0.008mm3より大、好ましくは10mm3より大、さらに 好ましくは500mm3より大である事を特徴とする多孔性吸収性マクロ組織。 2. 前記ポリマー材料は加水分解されたデンプン−アクリロニトリル グラ フト コポリマー、部分的に中和されたデンプン−アクリロニトリル グラフト コポリマー、デンプン−アクリル酸グラフト コポリマー、部分的に中和され たデンプン−アクリル酸 グラフトコポリマー、鹸化された酢酸ビニル−アクリ ルエステル コポリマー、加水分解されたアクリルニトリル コポリマー、加水 分解されたアクリルアミド コポリマー、前記コポリマーのいずれかの軽度網状 橋かけ結合生成物、部分的に中和されたポリアクリル酸、部分的に中和されたポ リアクリル酸の軽度網状橋かけ結合生成物、およびそれらの混合物から成る群か ら選定される事を特徴とする請求項1に記載のマクロ組織。 3. 前記のカチオン系アミノ−エピクロルヒドリン・アダクツは前記プレカ ーサ粒子100重量部に対して0.1乃至5重量部、好ましくは0.5乃至2. 5重量 部の量のカチオンポリマー アミノ−エピクロルヒドリン樹脂であって、前記カ チオンポリマー樹脂は好ましくはエピクロルヒドリンとポリエチレンイミンまた はポリアミド−ポリアミンとの間の反応生成物であり、前記ポリアミド−ポリア ミンは好ましくはポリアルキレン ポリアミンとC3−C10二塩基性カルボン酸 とから誘導され、さらに好ましくは2乃至4エチレンユニットを有するポリエチ レンポリアミンとC4−C6飽和脂肪族ジカルボン酸とから誘導され、最も好まし くはジエチレントリアミンおよびアジピン酸から誘導される事を特徴とする請求 項1または2に記載のマクロ組織。 4. 透液性トップシートと、前記トップシート接合された不透液性バックシ ートと、前記トップシートと前記バックシートとの間に配置された吸収性コアと を有する吸収性製品、好ましくはオシメにおいて、前記吸収性コアは請求項1乃 至3のマクロ組織のいずれかの1つまたは複数を含み、また任意に前記トップシ ートと前記マクロ組織との間に吸収性部材を含み、前記吸収性部材は化学的に強 化されたセルローズ繊維を含む事を特徴とする吸収性製品。 5. 好ましくは0.7乃至1.3g/cc、さらに好ましくは0.8乃至1 .1、最も好ましくは0.9乃至1.0g/ccの密度を有する多孔性吸収性マ クロ組織の製法において、前記マクロ組織は透液性となるよう に相互連結チャンネルによって相互に連結された細孔を有する粒子間結合凝集体 を含み、前記方法は、 (a)アニオン官能基、好ましくはカルボキシ基を有する実質的に水不溶性の 吸収性、ハイドロゲル形成ポリマー材料の、600ミクロン以下、好ましくは3 00ミクロン以下の質量平均粒径を有し、最も好ましくは少なくとも95重量% が150乃至300ミクロンの粒径を有する多数のプレカーサ粒子を形成する段 階と、 (b)カチオン系アミノ−エピクロルヒドリン・アダクツ、好ましくは4乃至 9のpHを有するその水溶液をもって前記プレカーサ粒子を処理し、前記カチオ ンアダクツが前記プレカーサ粒子の表面において前記ポリマー材料と反応して有 効な表面橋かけ結合を生じる事のできる量存在する段階と、 (c)前記の処理されたプレカーサ粒子を物理的に結合させて、相互連結チャ ンネルによって相互に連結された細孔を有する凝集体を形成する段階と、 (d)前記カチオンアダクツを前記前記プレカーサ粒子の前記ポリマー材料と 反応させて有効な表面橋かけ結合を生じ多孔性、吸収性粒子間結合凝集体マクロ 組織を形成し、前記マクロ組織の外接乾燥体積は好ましくは0.008mm3よ り大、より好ましくは10mm3より大、もっとも好ましくは500mm3より大 とする段階と、 (e)任意に、前記プレカーサ粒子100重量部あたり5乃至100重量部、 好ましくは5乃至60重量部の可塑剤をもって前記マクロ組織を処理し、前記可 塑剤は好ましくは0.5:1乃至2:1の重量比のグリセロールと水の混合物を 含む段階とを含む事を特徴とする方法。 6. 前記凝集体を前記段階(d)の前に、好ましくは少なくとも0.2mm 、好ましくは0.5mm乃至10mm、最も好ましくは1mm乃至3mmの厚さ を有する可撓性シート状に形成する追加段階を含む事を特徴とする請求項5に記 載の方法。 7. 前記ポリマー材料は加水分解されたデンプン−アクリロニトリル グラ フト コポリマー、部分的に中和されたデンプン−アクリロニトリル グラフト コポリマー、デンプン−アクリル酸グラフト コポリマー、部分的に中和され たデンプン−アクリル酸 グラフトコポリマー、鹸化された酢酸ビニル−アクリ ルエステル コポリマー、加水分解されたアクリルニトリル コポリマー、加水 分解されたアクリルアミド コポリマー、前記コポリマーのいずれかの軽度網状 橋かけ結合生成物、部分的に中和されたポリアクリル酸、部分的に中和されたポ リアクリル酸の軽度網状橋かけ結合生成物、およびそれらの混合物から成る群か ら選定される事を特徴とする請求項5乃至6のいずれかに記載の方法。 8. 前記のカチオン系アミノ−エピクロルヒドリン ・アダクツは前記の段階(b)においてプレカーサ粒子100重量部に対して0 .1乃至5重量部、好ましくは0.5乃至2.5重量部加えられるカチオン系ポ リマー アミノ−エピクロルヒドリン樹脂であって、前記カチオン系ポリマー樹 脂は好ましくはエピクロルヒドリンとポリエチレンイミンまたはポリアミド−ポ リアミンとの間の反応生成物であり、前記ポリアミド−ポリアミンはポリアルキ レン ポリアミンとC3−C10二塩基性カルボン酸とから誘導され、さらに好ま しくは2乃至4エチレンユニットを有するポリエチレンポリアミンとC4−C6飽 和脂肪族ジカルボン酸とから誘導され、最も好ましくはジエチレントリアミンお よびアジピン酸から誘導される反応生成物である事を特徴とする請求項5乃至7 のいずれかに記載の方法。 9. 前記段階(d)は18乃至35℃、好ましくは18乃至25℃の温度で 、12乃至48時間、好ましくは24乃至48時間実施される事を特徴とする請 求項5乃至8のいずれかに記載の方法。 10. 前記段階(d)は50乃至205℃、好ましくは180乃至200℃ の温度で、1乃至20分間、好ましくは5乃至15分間実施される事を特徴とす る請求項5乃至8のいずれかに記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/955,635 US5324561A (en) | 1992-10-02 | 1992-10-02 | Porous, absorbent macrostructures of bonded absorbent particles surface crosslinked with cationic amino-epichlorohydrin adducts |
| US07/955,635 | 1992-10-02 | ||
| PCT/US1993/009021 WO1994007546A1 (en) | 1992-10-02 | 1993-09-23 | Porous, absorbent macrostructures of bonded absorbent particles surface crosslinked with cationic amino-epichlorohydrin adducts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08502183A true JPH08502183A (ja) | 1996-03-12 |
| JP3532202B2 JP3532202B2 (ja) | 2004-05-31 |
Family
ID=25497111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50916094A Expired - Lifetime JP3532202B2 (ja) | 1992-10-02 | 1993-09-23 | カチオン系アミノ‐エピクロルヒドリン・アダクツによって表面橋かけ結合された結合吸収性粒子から成る多孔性吸収性マクロ組織 |
Country Status (26)
| Country | Link |
|---|---|
| US (2) | US5324561A (ja) |
| EP (1) | EP0662848B1 (ja) |
| JP (1) | JP3532202B2 (ja) |
| KR (1) | KR100297891B1 (ja) |
| CN (1) | CN1080129C (ja) |
| AT (1) | ATE161736T1 (ja) |
| AU (1) | AU679698B2 (ja) |
| BR (1) | BR9307171A (ja) |
| CA (1) | CA2144187C (ja) |
| CZ (1) | CZ82595A3 (ja) |
| DE (1) | DE69316227T2 (ja) |
| DK (1) | DK0662848T3 (ja) |
| EG (1) | EG20078A (ja) |
| ES (1) | ES2111187T3 (ja) |
| FI (1) | FI112172B (ja) |
| GR (1) | GR3025847T3 (ja) |
| HU (1) | HUT72728A (ja) |
| MX (1) | MX9306172A (ja) |
| MY (1) | MY108902A (ja) |
| NO (1) | NO951234L (ja) |
| NZ (1) | NZ256946A (ja) |
| PE (1) | PE54494A1 (ja) |
| PH (1) | PH30966A (ja) |
| SG (1) | SG48854A1 (ja) |
| TW (1) | TW366287B (ja) |
| WO (1) | WO1994007546A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005523776A (ja) * | 2002-05-01 | 2005-08-11 | ビーエーエスエフ アクチェンゲゼルシャフト | 可塑化された高吸水性ポリマーシートおよび衛生用品におけるその使用 |
| JP2013537465A (ja) * | 2010-08-23 | 2013-10-03 | ビーエーエスエフ ソシエタス・ヨーロピア | 超薄流体吸収性コア |
Families Citing this family (77)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5977014A (en) * | 1993-10-22 | 1999-11-02 | The Procter & Gamble Company | Absorbent composite structure formed of a substrate and cross-linkable hydrogel polymer particles |
| US5536264A (en) * | 1993-10-22 | 1996-07-16 | The Procter & Gamble Company | Absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate |
| US5868724A (en) * | 1993-10-22 | 1999-02-09 | The Procter & Gamble Company | Non-continuous absorbent cores comprising a porous macrostructure of absorbent gelling particles |
| US5713881A (en) * | 1993-10-22 | 1998-02-03 | Rezai; Ebrahim | Non-continuous absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate |
| US5843575A (en) * | 1994-02-17 | 1998-12-01 | The Procter & Gamble Company | Absorbent members comprising absorbent material having improved absorbent property |
| US5849405A (en) * | 1994-08-31 | 1998-12-15 | The Procter & Gamble Company | Absorbent materials having improved absorbent property and methods for making the same |
| US5830202A (en) * | 1994-08-01 | 1998-11-03 | The Procter & Gamble Company | Absorbent comprising upper and lower gel layers |
| JP3055650B2 (ja) * | 1994-10-14 | 2000-06-26 | 花王株式会社 | パンツ型使い捨ておむつ |
| US5859074A (en) * | 1994-11-09 | 1999-01-12 | The Procter & Gamble Co. | Treating interparticle bonded aggregates with latex to increase flexibility of porous, absorbent macrostructures |
| AUPM931094A0 (en) * | 1994-11-09 | 1994-12-01 | Procter & Gamble Company, The | Treating interparticle bonded aggregates with latex to increase flexibility of porous, absorbent macrostructures |
| US5804605A (en) * | 1994-11-10 | 1998-09-08 | The Procter & Gamble Company | Absorbent material |
| JP3120682B2 (ja) * | 1995-01-09 | 2000-12-25 | 株式会社村田製作所 | チップ型フィルタ |
| NZ286384A (en) * | 1995-04-25 | 1998-05-27 | Hercules Inc | Process and composition for creping paper to give desired texture, where the composition comprises polyamine/epihalohydrin resin adhesive and a plasticizer |
| US5833806A (en) * | 1995-04-25 | 1998-11-10 | Hercules Incorporated | Method for creping fibrous webs |
| DE69629081T2 (de) * | 1995-09-14 | 2004-05-27 | Nippon Shokubai Co. Ltd. | Absorbierendes Verbundmaterial, absorbierender Artikel und Verfahren zu ihrer Herstellung |
| US5879751A (en) * | 1995-12-18 | 1999-03-09 | The Procter & Gamble Company | Method and apparatus for making absorbent structures having divided particulate zones |
| WO1997025013A1 (en) * | 1996-01-11 | 1997-07-17 | The Procter & Gamble Company | Absorbent structure having zones surrounded by a continuous region of hydrogel-forming absorbent polymer |
| US6372952B1 (en) * | 1996-03-22 | 2002-04-16 | The Procter & Gamble Company | Absorbent components having a sustained acquisition rate capability upon absorbing multiple discharges of aqueous body fluids |
| AU2216697A (en) * | 1996-03-22 | 1997-10-10 | Procter & Gamble Company, The | Absorbent cores having improved acquisition capability, and absorbent articles containing them |
| US5855572A (en) * | 1996-03-22 | 1999-01-05 | The Procter & Gamble Company | Absorbent components having a fluid acquisition zone |
| US20050090789A1 (en) * | 1996-12-06 | 2005-04-28 | Graef Peter A. | Absorbent composite having improved surface dryness |
| JP2001505830A (ja) | 1996-12-06 | 2001-05-08 | ウェイアーヒューサー・カンパニー | 一体化積層複合体 |
| US6989005B1 (en) | 1997-03-27 | 2006-01-24 | The Procter & Gamble Company | Absorbent articles having removable components |
| US7291137B2 (en) | 1997-03-27 | 2007-11-06 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US6932800B2 (en) | 1997-03-27 | 2005-08-23 | The Procter & Gamble Company | Absorbent articles comprising a material having a high vertical wicking capacity |
| US7601145B2 (en) | 1997-03-27 | 2009-10-13 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US7670324B2 (en) | 1997-03-27 | 2010-03-02 | The Procter And Gamble Company | Disposable absorbent articles with replaceable absorbent core components having regions of permeability and impermeability on same surface |
| JP2001527476A (ja) * | 1997-05-13 | 2001-12-25 | ウェヤーハウザー・カンパニー | 網状吸収性複合体 |
| US6271278B1 (en) | 1997-05-13 | 2001-08-07 | Purdue Research Foundation | Hydrogel composites and superporous hydrogel composites having fast swelling, high mechanical strength, and superabsorbent properties |
| US6228930B1 (en) * | 1997-06-18 | 2001-05-08 | Nippon Shokubai Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| US6224961B1 (en) | 1997-08-01 | 2001-05-01 | The Procter & Gamble Company | Absorbent macrostructure made from mixtures of different hydrogel-forming absorbent polymers for improved fluid handling capability |
| US6630054B1 (en) * | 1998-03-19 | 2003-10-07 | Weyerhaeuser Company | Methods for forming a fluted composite |
| DE69928651D1 (de) * | 1998-03-19 | 2006-01-05 | Nat Inst For Strategic Technol | Gerillter verbundstoff und diesbezügliche absorbierende artikel |
| US6261679B1 (en) * | 1998-05-22 | 2001-07-17 | Kimberly-Clark Worldwide, Inc. | Fibrous absorbent material and methods of making the same |
| US6726672B1 (en) * | 1998-09-28 | 2004-04-27 | Icu Medical, Inc. | Intravenous drug access system |
| US6867346B1 (en) | 1999-09-21 | 2005-03-15 | Weyerhaeuser Company | Absorbent composite having fibrous bands |
| US6703330B1 (en) | 1999-09-21 | 2004-03-09 | Weyerhaeuser Company | Fluted absorbent composite |
| US6455114B1 (en) | 1999-10-13 | 2002-09-24 | Isaac Goldhirsch | Composite absorbent structure and method |
| EP1127563B1 (en) | 2000-02-28 | 2005-04-27 | Kao Corporation | Sheet for absorbent article and absorbent article using the same |
| US7687681B2 (en) * | 2000-05-26 | 2010-03-30 | Kimberly-Clark Worldwide, Inc. | Menses specific absorbent systems |
| RU2250096C2 (ru) * | 2000-09-21 | 2005-04-20 | Дзе Проктер Энд Гэмбл Компани | Абсорбирующее изделие со съемными абсорбирующими телами |
| CA2426130A1 (en) * | 2000-11-14 | 2002-05-23 | Kimberly-Clark Worldwide, Inc. | Enhanced multi-ply tissue products |
| US6605552B2 (en) | 2000-12-01 | 2003-08-12 | Kimberly-Clark Worldwide, Inc. | Superabsorbent composites with stretch |
| US7727211B2 (en) | 2001-07-23 | 2010-06-01 | The Procter & Gamble Company | Absorbent article having a replaceable absorbent core component having an insertion pocket |
| DE60236752D1 (de) * | 2001-11-21 | 2010-07-29 | Basf Se | Vernetzte polyaminbeschichtung auf superabsorbierenden hydrogelen |
| US6861477B2 (en) | 2001-12-21 | 2005-03-01 | Kimberly-Clark Worldwide, Inc. | Microphase separated superabsorbent compositions and method for making |
| US6649025B2 (en) | 2001-12-31 | 2003-11-18 | Kimberly-Clark Worldwide, Inc. | Multiple ply paper wiping product having a soft side and a textured side |
| US8398820B2 (en) | 2002-10-07 | 2013-03-19 | Georgia-Pacific Consumer Products Lp | Method of making a belt-creped absorbent cellulosic sheet |
| US7494563B2 (en) | 2002-10-07 | 2009-02-24 | Georgia-Pacific Consumer Products Lp | Fabric creped absorbent sheet with variable local basis weight |
| US6998871B2 (en) * | 2002-11-29 | 2006-02-14 | Sigmatel, Inc. | Configurable integrated circuit for use in a multi-function handheld device |
| US20040122390A1 (en) * | 2002-12-23 | 2004-06-24 | Kimberly-Clark Worldwide, Inc. | Low evaporative superabsorbent products and composites and methods for utilizing the same |
| US6939492B2 (en) * | 2002-12-26 | 2005-09-06 | Kimberly-Clark Worldwide, Inc. | Method for making fibrous web materials |
| US7696401B2 (en) * | 2003-07-31 | 2010-04-13 | Evonik Stockhausen, Inc. | Absorbent materials and absorbent articles incorporating such absorbent materials |
| US20050037194A1 (en) * | 2003-08-15 | 2005-02-17 | Kimberly-Clark Worldwide, Inc. | Thermoplastic polymers with thermally reversible and non-reversible linkages, and articles using same |
| US7189307B2 (en) * | 2003-09-02 | 2007-03-13 | Kimberly-Clark Worldwide, Inc. | Low odor binders curable at room temperature |
| KR101087339B1 (ko) * | 2003-09-02 | 2011-11-25 | 킴벌리-클라크 월드와이드, 인크. | 실온에서 경화가능한 냄새가 적은 바인더 |
| US20050142965A1 (en) * | 2003-12-29 | 2005-06-30 | Kimberly-Clark Worldwide, Inc. | Surface charge manipulation for improved fluid intake rates of absorbent composites |
| CN1953913A (zh) * | 2004-03-19 | 2007-04-25 | 纳幕尔杜邦公司 | 外卖食品用的吸收和阻隔托盘 |
| US8293072B2 (en) | 2009-01-28 | 2012-10-23 | Georgia-Pacific Consumer Products Lp | Belt-creped, variable local basis weight absorbent sheet prepared with perforated polymeric belt |
| US7314967B2 (en) * | 2004-05-26 | 2008-01-01 | The Procter & Gamble Company | Moisture responsive sealing members in disposable absorbent articles |
| US7297231B2 (en) * | 2004-07-15 | 2007-11-20 | Kimberly-Clark Worldwide, Inc. | Binders curable at room temperature with low blocking |
| MXPA04009522A (es) * | 2004-09-30 | 2006-04-05 | Grupo P I Mabe Sa De C V | Matriz absorbente para articulos absorbentes desechables con integridad mejorada. |
| US8540846B2 (en) | 2009-01-28 | 2013-09-24 | Georgia-Pacific Consumer Products Lp | Belt-creped, variable local basis weight multi-ply sheet with cellulose microfiber prepared with perforated polymeric belt |
| PL3103920T3 (pl) * | 2006-05-26 | 2019-11-29 | Gpcp Ip Holdings Llc | Krepowany tkaniną arkusz chłonny o lokalnie zmiennej gramaturze |
| US7744722B1 (en) | 2006-06-15 | 2010-06-29 | Clearwater Specialties, LLC | Methods for creping paper |
| US7824386B2 (en) | 2006-10-26 | 2010-11-02 | The Procter & Gamble Company | Method for using a disposable absorbent article as a swim pant |
| US7824387B2 (en) | 2006-10-26 | 2010-11-02 | The Procter & Gamble Company | Method for using a disposable absorbent article as training pant |
| US7766887B2 (en) | 2006-11-13 | 2010-08-03 | The Procter & Gamble Company | Method for making reusable disposable article |
| US20080110775A1 (en) * | 2006-11-13 | 2008-05-15 | Theodora Beck | Absorbent articles with replaceable core components having stiffness characteristics and method for evaluating such characteristics |
| US20080114320A1 (en) * | 2006-11-13 | 2008-05-15 | Theodora Beck | Absorbent articles having fluid partitioning characteristics and method for evaluating such characteristics |
| US8557288B2 (en) * | 2008-08-15 | 2013-10-15 | Washington University | Hydrogel microparticle formation in aqueous solvent for biomedical applications |
| CA2735867C (en) | 2008-09-16 | 2017-12-05 | Dixie Consumer Products Llc | Food wrap basesheet with regenerated cellulose microfiber |
| JP6184670B2 (ja) * | 2012-08-31 | 2017-08-23 | 株式会社リブドゥコーポレーション | 吸収体、および、これを用いた吸収性物品 |
| JP6184669B2 (ja) * | 2012-08-31 | 2017-08-23 | 株式会社リブドゥコーポレーション | 吸収体、および、これを用いた吸収性物品 |
| KR101492051B1 (ko) | 2013-07-08 | 2015-02-16 | 아주대학교산학협력단 | 양이온성 물질과 음이온성 물질의 정전기적 인력에 의해 제조되는 하이드로겔 및 이의 제조방법 |
| GB2540688B (en) * | 2014-03-31 | 2021-04-21 | Kimberly Clark Co | Self-regenerating antimicrobial composition and method of use |
| GB2573148A (en) | 2018-04-26 | 2019-10-30 | 3M Innovative Properties Co | Absorbent articles |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51125468A (en) * | 1975-03-27 | 1976-11-01 | Sanyo Chem Ind Ltd | Method of preparing resins of high water absorbency |
| DE2614662A1 (de) * | 1975-04-07 | 1977-01-27 | Dow Chemical Co | Zusammensetzung zur herstellung von in wasser quellbaren gegenstaenden |
| US4154898A (en) * | 1976-09-27 | 1979-05-15 | The Dow Chemical Company | Absorbent articles and methods for their preparation |
| US4310593A (en) * | 1977-05-13 | 1982-01-12 | The Dow Chemical Company | Absorbent articles cured with amine-epihalohydrin adducts |
| US4755562A (en) | 1986-06-10 | 1988-07-05 | American Colloid Company | Surface treated absorbent polymers |
| JPS58180233A (ja) * | 1982-04-19 | 1983-10-21 | Nippon Shokubai Kagaku Kogyo Co Ltd | 吸収剤 |
| US4486374A (en) * | 1982-10-15 | 1984-12-04 | The Dow Chemical Company | Process for softening an absorbent laminate |
| US4851069A (en) * | 1984-06-20 | 1989-07-25 | Bird Machine Company, Inc. | Process for making tissue-absorbent particle laminates |
| USRE32649E (en) * | 1985-06-18 | 1988-04-19 | The Procter & Gamble Company | Hydrogel-forming polymer compositions for use in absorbent structures |
| JPS62112655A (ja) * | 1985-11-11 | 1987-05-23 | Kyoritsu Yuki Kogyo Kenkyusho:Kk | 高吸水性樹脂の製造方法 |
| US4861539A (en) * | 1986-11-20 | 1989-08-29 | Allied Colloids Ltd. | Process of making water-absorbent, water-insoluble, cross linked fiber or film |
| KR930007272B1 (ko) * | 1988-06-28 | 1993-08-04 | 닙본 쇼쿠바이 가브시기 가이샤 | 흡수성 수지 및 그 제법 |
| TW201758B (ja) * | 1988-06-28 | 1993-03-11 | Catalyst co ltd | |
| US5002986A (en) * | 1989-02-28 | 1991-03-26 | Hoechst Celanese Corporation | Fluid absorbent compositions and process for their preparation |
| BR9106302A (pt) * | 1990-04-02 | 1992-12-01 | Procter & Gamble | Elemento de artigo absorventes |
| US5164459A (en) * | 1990-04-02 | 1992-11-17 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method for treating the surface of an absorbent resin |
| US5180622A (en) * | 1990-04-02 | 1993-01-19 | The Procter & Gamble Company | Absorbent members containing interparticle crosslinked aggregates |
| AU637470B2 (en) * | 1990-04-02 | 1993-05-27 | Nippon Shokubai Kagaku Kogyo Co. Ltd. | Method for production of fluid stable aggregate |
| EP0525049B1 (en) * | 1990-04-02 | 1996-10-02 | The Procter & Gamble Company | Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates |
| US5300565A (en) * | 1990-04-02 | 1994-04-05 | The Procter & Gamble Company | Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates |
| US5124188A (en) * | 1990-04-02 | 1992-06-23 | The Procter & Gamble Company | Porous, absorbent, polymeric macrostructures and methods of making the same |
| US5140076A (en) * | 1990-04-02 | 1992-08-18 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method of treating the surface of an absorbent resin |
| US5149334A (en) * | 1990-04-02 | 1992-09-22 | The Procter & Gamble Company | Absorbent articles containing interparticle crosslinked aggregates |
| EP0493011B1 (en) * | 1990-12-21 | 2009-07-29 | Nippon Shokubai Co., Ltd. | Water absorbent matter and method for producing it as well as water absorbent and method for producing it |
| CA2086031A1 (en) * | 1992-01-28 | 1993-07-29 | Shigeki Ueda | Process for producing improved water absorbing resin and resin made by the same |
-
1992
- 1992-10-02 US US07/955,635 patent/US5324561A/en not_active Expired - Lifetime
- 1992-10-04 MX MX9306172A patent/MX9306172A/es unknown
-
1993
- 1993-09-23 ES ES93923121T patent/ES2111187T3/es not_active Expired - Lifetime
- 1993-09-23 CZ CZ95825A patent/CZ82595A3/cs unknown
- 1993-09-23 NZ NZ256946A patent/NZ256946A/en unknown
- 1993-09-23 DK DK93923121T patent/DK0662848T3/da active
- 1993-09-23 WO PCT/US1993/009021 patent/WO1994007546A1/en not_active Ceased
- 1993-09-23 KR KR1019950701249A patent/KR100297891B1/ko not_active Expired - Fee Related
- 1993-09-23 HU HU9500960A patent/HUT72728A/hu unknown
- 1993-09-23 AT AT93923121T patent/ATE161736T1/de not_active IP Right Cessation
- 1993-09-23 SG SG1996003092A patent/SG48854A1/en unknown
- 1993-09-23 DE DE69316227T patent/DE69316227T2/de not_active Expired - Lifetime
- 1993-09-23 BR BR9307171A patent/BR9307171A/pt not_active IP Right Cessation
- 1993-09-23 EP EP93923121A patent/EP0662848B1/en not_active Expired - Lifetime
- 1993-09-23 JP JP50916094A patent/JP3532202B2/ja not_active Expired - Lifetime
- 1993-09-23 AU AU52911/93A patent/AU679698B2/en not_active Ceased
- 1993-09-23 CA CA002144187A patent/CA2144187C/en not_active Expired - Fee Related
- 1993-09-30 CN CN93114146A patent/CN1080129C/zh not_active Expired - Fee Related
- 1993-09-30 EG EG63493A patent/EG20078A/xx active
- 1993-10-01 PH PH46991A patent/PH30966A/en unknown
- 1993-10-01 MY MYPI93001999A patent/MY108902A/en unknown
- 1993-10-04 PE PE1993228737A patent/PE54494A1/es not_active Application Discontinuation
- 1993-10-27 TW TW082108932A patent/TW366287B/zh active
-
1994
- 1994-06-14 US US08/259,417 patent/US5451353A/en not_active Expired - Lifetime
-
1995
- 1995-03-30 NO NO951234A patent/NO951234L/no unknown
- 1995-03-31 FI FI951549A patent/FI112172B/fi not_active IP Right Cessation
-
1998
- 1998-01-08 GR GR970403365T patent/GR3025847T3/el unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005523776A (ja) * | 2002-05-01 | 2005-08-11 | ビーエーエスエフ アクチェンゲゼルシャフト | 可塑化された高吸水性ポリマーシートおよび衛生用品におけるその使用 |
| JP2013537465A (ja) * | 2010-08-23 | 2013-10-03 | ビーエーエスエフ ソシエタス・ヨーロピア | 超薄流体吸収性コア |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3532202B2 (ja) | カチオン系アミノ‐エピクロルヒドリン・アダクツによって表面橋かけ結合された結合吸収性粒子から成る多孔性吸収性マクロ組織 | |
| US5925299A (en) | Methods for making non-continuous absorbent cores comprising a porous macrostructure of absorbent gelling particles | |
| KR100356332B1 (ko) | 흡수성 겔화 입자의 다공성 거대 구조체를 포함하는 흡수재 | |
| US5536264A (en) | Absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate | |
| US5713881A (en) | Non-continuous absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate | |
| EP0790839B1 (en) | Treating interparticle bonded aggregates with latex to increase flexibility of porous, absorbent macrostructures | |
| US5859074A (en) | Treating interparticle bonded aggregates with latex to increase flexibility of porous, absorbent macrostructures | |
| JP3345001B2 (ja) | 多孔性吸収性高分子マクロ構造物およびその製法 | |
| JP3414744B2 (ja) | 可撓性多孔性吸収性高分子マクロ構造物およびその製法 | |
| JP2915354B2 (ja) | 異なるヒドロゲル形成吸収性重合体の混合物から製造された、改善された流体取扱能力のための吸収性マクロ構造物 | |
| WO1998006364A9 (en) | Absorbent macrostructure made from mixtures of different hydrogel-forming absorbent polymers for improved fluid handling capability | |
| HK1008139B (en) | Porous, absorbent macrostructures of bonded absorbent particles surface crosslinked with cationic amino-epichlorohydrin adducts | |
| AU2811699A (en) | Treating interparticle bonded aggregates with latex to increase flexibility of porous, absorbent macrostructures | |
| AU3971095A (en) | Treating interparticle bonded aggregates with latex to increase flexibility of porous, absorbent macrostructures |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20040203 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20040303 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080312 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090312 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100312 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110312 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110312 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120312 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130312 Year of fee payment: 9 |