CA1302011C - Structure absorbante concue pour absorber les liquides organiques - Google Patents

Structure absorbante concue pour absorber les liquides organiques

Info

Publication number: CA1302011C
Authority: CA; Canada
Prior art keywords: layer; fibers; density; layer comprises; fluid
Prior art date: 1987-08-04
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.): Expired - Lifetime

Application number

CA000572693A

Other languages

English (en)

Inventor

Leo Joseph Bernardin

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Kimberly Clark Worldwide Inc

Original Assignee

Kimberly Clark Corp

Priority date (The priority date 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 date listed.)

1987-08-04

Filing date

1988-07-21

Publication date

1992-06-02

1988-07-21 Application filed by Kimberly Clark Corp filed Critical Kimberly Clark Corp

1992-06-02 Application granted granted Critical

1992-06-02 Publication of CA1302011C publication Critical patent/CA1302011C/fr

2009-06-02 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000002250 absorbent Substances 0.000 title claims abstract description 59
230000002745 absorbent Effects 0.000 title claims abstract description 56
210000001124 body fluid Anatomy 0.000 title description 2
239000010839 body fluid Substances 0.000 title description 2
239000012530 fluid Substances 0.000 claims abstract description 69
239000000835 fiber Substances 0.000 claims abstract description 62
239000000463 material Substances 0.000 claims abstract description 52
239000011148 porous material Substances 0.000 claims abstract description 41
239000011121 hardwood Substances 0.000 claims abstract description 39
238000009826 distribution Methods 0.000 claims abstract description 36
239000007788 liquid Substances 0.000 claims abstract description 34
239000011122 softwood Substances 0.000 claims abstract description 34
239000011358 absorbing material Substances 0.000 claims abstract description 12
238000003860 storage Methods 0.000 claims abstract description 8
239000011800 void material Substances 0.000 claims abstract description 5
238000000926 separation method Methods 0.000 claims description 15
230000014759 maintenance of location Effects 0.000 claims description 10
229920000728 polyester Polymers 0.000 claims description 10
239000004094 surface-active agent Substances 0.000 claims description 9
238000012546 transfer Methods 0.000 claims description 9
229920002994 synthetic fiber Polymers 0.000 claims description 7
239000012209 synthetic fiber Substances 0.000 claims description 7
239000004743 Polypropylene Substances 0.000 claims description 6
229920001155 polypropylene Polymers 0.000 claims description 6
-1 polypropylene Polymers 0.000 claims description 5
229920000098 polyolefin Polymers 0.000 claims description 4
230000003014 reinforcing effect Effects 0.000 claims 9
239000010410 layer Substances 0.000 description 115
238000012360 testing method Methods 0.000 description 18
210000002700 urine Anatomy 0.000 description 16
239000002655 kraft paper Substances 0.000 description 12
239000002131 composite material Substances 0.000 description 11
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
229920001131 Pulp (paper) Polymers 0.000 description 7
238000010521 absorption reaction Methods 0.000 description 6
239000002699 waste material Substances 0.000 description 6
230000008901 benefit Effects 0.000 description 5
230000002706 hydrostatic effect Effects 0.000 description 5
239000000203 mixture Substances 0.000 description 5
230000000717 retained effect Effects 0.000 description 5
PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical compound [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 4
238000000280 densification Methods 0.000 description 4
239000010808 liquid waste Substances 0.000 description 4
239000011159 matrix material Substances 0.000 description 4
238000000034 method Methods 0.000 description 4
244000166124 Eucalyptus globulus Species 0.000 description 3
229920005479 Lucite® Polymers 0.000 description 3
238000013459 approach Methods 0.000 description 3
238000005520 cutting process Methods 0.000 description 3
238000013461 design Methods 0.000 description 3
238000011067 equilibration Methods 0.000 description 3
239000004926 polymethyl methacrylate Substances 0.000 description 3
230000008569 process Effects 0.000 description 3
230000008961 swelling Effects 0.000 description 3
238000009736 wetting Methods 0.000 description 3
235000005018 Pinus echinata Nutrition 0.000 description 2
241001236219 Pinus echinata Species 0.000 description 2
235000017339 Pinus palustris Nutrition 0.000 description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
229920004892 Triton X-102 Polymers 0.000 description 2
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
239000004202 carbamide Substances 0.000 description 2
229920002678 cellulose Polymers 0.000 description 2
235000010980 cellulose Nutrition 0.000 description 2
238000010276 construction Methods 0.000 description 2
239000012153 distilled water Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000000416 hydrocolloid Substances 0.000 description 2
239000000017 hydrogel Substances 0.000 description 2
230000006872 improvement Effects 0.000 description 2
238000005259 measurement Methods 0.000 description 2
229920001983 poloxamer Polymers 0.000 description 2
229920000642 polymer Polymers 0.000 description 2
238000012545 processing Methods 0.000 description 2
150000003839 salts Chemical class 0.000 description 2
229920006395 saturated elastomer Polymers 0.000 description 2
101000843155 Capsicum annuum Histone H4 Proteins 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
229920000742 Cotton Polymers 0.000 description 1
206010012444 Dermatitis diaper Diseases 0.000 description 1
208000003105 Diaper Rash Diseases 0.000 description 1
229920001875 Ebonite Polymers 0.000 description 1
208000010201 Exanthema Diseases 0.000 description 1
CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
239000004677 Nylon Substances 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
229920002125 Sokalan® Polymers 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
206010046555 Urinary retention Diseases 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
230000009471 action Effects 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
238000009833 condensation Methods 0.000 description 1
230000005494 condensation Effects 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
229920006037 cross link polymer Polymers 0.000 description 1
239000003431 cross linking reagent Substances 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
239000003792 electrolyte Substances 0.000 description 1
201000005884 exanthem Diseases 0.000 description 1
230000002550 fecal effect Effects 0.000 description 1
238000009472 formulation Methods 0.000 description 1
239000011521 glass Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
229920006158 high molecular weight polymer Polymers 0.000 description 1
239000012510 hollow fiber Substances 0.000 description 1
229920001477 hydrophilic polymer Polymers 0.000 description 1
230000005661 hydrophobic surface Effects 0.000 description 1
230000000670 limiting effect Effects 0.000 description 1
229910052943 magnesium sulfate Inorganic materials 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
230000000873 masking effect Effects 0.000 description 1
230000027939 micturition Effects 0.000 description 1
238000002156 mixing Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000000178 monomer Substances 0.000 description 1
229920001778 nylon Polymers 0.000 description 1
235000020825 overweight Nutrition 0.000 description 1
239000000123 paper Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000003359 percent control normalization Methods 0.000 description 1
239000004584 polyacrylic acid Substances 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
229920005594 polymer fiber Polymers 0.000 description 1
230000000379 polymerizing effect Effects 0.000 description 1
239000003755 preservative agent Substances 0.000 description 1
230000002335 preservative effect Effects 0.000 description 1
206010037844 rash Diseases 0.000 description 1
230000002829 reductive effect Effects 0.000 description 1
239000002356 single layer Substances 0.000 description 1
230000037067 skin hydration Effects 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
239000010959 steel Substances 0.000 description 1
210000002784 stomach Anatomy 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000010998 test method Methods 0.000 description 1
229910000406 trisodium phosphate Inorganic materials 0.000 description 1
229920003169 water-soluble polymer Polymers 0.000 description 1
238000005303 weighing Methods 0.000 description 1
239000002023 wood Substances 0.000 description 1

Classifications

- 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
- A61F13/535—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 inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
- 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
- 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
- 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
- A61F2013/530131—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 being made in fibre but being not pulp
- 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
- A61F2013/530437—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 a part with elevated absorption 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
- A61F13/53—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
- A61F2013/53051—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 being only in particular parts or specially arranged
- A61F2013/530525—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 being only in particular parts or specially arranged the maximum being at front or rear
- 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
- A61F2013/530868—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 characterized by the liquid distribution or transport means other than wicking layer
- A61F2013/530927—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 characterized by the liquid distribution or transport means other than wicking layer having longitudinal barriers
- A61F2013/530934—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 characterized by the liquid distribution or transport means other than wicking layer having longitudinal barriers having a density gradient

Landscapes

Health & Medical Sciences (AREA)
Epidemiology (AREA)
Engineering & Computer Science (AREA)
Biomedical Technology (AREA)
Heart & Thoracic Surgery (AREA)
Vascular Medicine (AREA)
Life Sciences & Earth Sciences (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Absorbent Articles And Supports Therefor (AREA)
Orthopedics, Nursing, And Contraception (AREA)
Laminated Bodies (AREA)
Nonwoven Fabrics (AREA)

CA000572693A 1987-08-04 1988-07-21 Structure absorbante concue pour absorber les liquides organiques Expired - Lifetime CA1302011C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US081,499		1979-10-03
US8149987A	1987-08-04	1987-08-04

Publications (1)

Publication Number	Publication Date
CA1302011C true CA1302011C (fr)	1992-06-02

Family

ID=22164582

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000572693A Expired - Lifetime CA1302011C (fr)	1987-08-04	1988-07-21	Structure absorbante concue pour absorber les liquides organiques

Country Status (7)

Country	Link
JP (1)	JPS6477603A (fr)
AU (1)	AU2037288A (fr)
CA (1)	CA1302011C (fr)
DE (1)	DE3826425A1 (fr)
FR (1)	FR2618984A1 (fr)
GB (1)	GB2208477A (fr)
ZA (1)	ZA885421B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4988345A (en) *	1988-05-24	1991-01-29	The Procter & Gamble Company	Absorbent articles with rapid acquiring absorbent cores
MY110013A (en) *	1988-10-24	1997-11-29	Mcneil Ppc Inc	Absorbent structure having multiple canals.
IT1223942B (it) *	1988-11-25	1990-09-29	Faricerca Spa	Elemento assorbente migliorato e articolo assorbente comprendente tale elemento
ZA903296B (en) *	1989-05-26	1991-02-27	Kimerly Clark Corp	Vertical wicking structures from wet crosslinked cellulose fiber structures
CA2025699A1 (fr) *	1989-10-25	1991-04-26	Dai W. Kim	Structure composite a base de polymere ultra absorbant
IT1241592B (it) *	1990-04-30	1994-01-19	Faricerca Spa	Elemento assorbente perfezionato incorporante materiale assorbente idrogelificante e articolo assorbente comprendente tale elemento
US5037409A (en) *	1990-07-12	1991-08-06	Kimberly-Clark Corporation	Absorbent article having a hydrophilic flow-modulating layer
JP3107234B2 (ja) *	1991-03-28	2000-11-06	花王株式会社	吸収性物品
US5348547A (en) *	1993-04-05	1994-09-20	The Procter & Gamble Company	Absorbent members having improved fluid distribution via low density and basis weight acquisition zones
US5830202A (en) *	1994-08-01	1998-11-03	The Procter & Gamble Company	Absorbent comprising upper and lower gel layers
US5855572A (en) *	1996-03-22	1999-01-05	The Procter & Gamble Company	Absorbent components having a fluid acquisition zone
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
EP0891175A1 (fr) *	1996-03-22	1999-01-20	The Procter & Gamble Company	Noyaux absorbants ayant une capacite d'acquisition amelioree et articles absorbants contenant de tels noyaux
DE20207356U1 (de) *	2002-05-08	2003-06-12	Riesinger, Birgit, 48346 Ostbevern	Absorptionskörper zum Anschluß an Haut- und Schleimhautoberflächen
US20040127873A1 (en) *	2002-12-31	2004-07-01	Varona Eugenio Go	Absorbent article including porous separation layer with capillary gradient
JP5945462B2 (ja) *	2012-06-22	2016-07-05	帝人株式会社	柔軟性と保水性に優れた不織布およびその製造方法
US12310359B2 (en) *	2020-12-16	2025-05-27	Aspen Healthcare Solutions Llc	Insect repellent-infused disposable articles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ZA774047B (en) *	1976-08-09	1979-02-28	Colgate Palmolive Co	Absorbent article with spaced hydrocolloid material
SE458418B (sv) *	1984-07-16	1989-04-03	Moelnlycke Ab	Absorptionskropp med kontinuerlig densitetsgradient samt saett foer dess framstaellning
PH23956A (en) *	1985-05-15	1990-01-23	Procter & Gamble	Absorbent articles with dual layered cores
FR2589047B1 (fr) *	1985-10-25	1990-08-31	Boisson Claire	Couches absorbantes jetables a zone fixe d'absorption renforcee, differenciee selon le sexe du porteur
US4834735A (en) *	1986-07-18	1989-05-30	The Proctor & Gamble Company	High density absorbent members having lower density and lower basis weight acquisition zones

1988
- 1988-07-21 CA CA000572693A patent/CA1302011C/fr not_active Expired - Lifetime
- 1988-07-25 ZA ZA885421A patent/ZA885421B/xx unknown
- 1988-07-28 GB GB8818000A patent/GB2208477A/en not_active Withdrawn
- 1988-08-03 AU AU20372/88A patent/AU2037288A/en not_active Abandoned
- 1988-08-03 DE DE3826425A patent/DE3826425A1/de not_active Withdrawn
- 1988-08-04 FR FR8810580A patent/FR2618984A1/fr active Pending
- 1988-08-04 JP JP63195304A patent/JPS6477603A/ja active Pending

Also Published As

Publication number	Publication date
DE3826425A1 (de)	1989-02-16
AU2037288A (en)	1989-02-09
ZA885421B (en)	1989-04-26
JPS6477603A (en)	1989-03-23
FR2618984A1 (fr)	1989-02-10
GB8818000D0 (en)	1988-09-01
GB2208477A (en)	1989-04-05

Legal Events

Date	Code	Title	Description
2009-06-02	MKEX	Expiry

Publication	Publication Date	Title
US4994037A (en)	1991-02-19	Absorbent structure designed for absorbing body fluids
US5176668A (en)	1993-01-05	Absorbent structure designed for absorbing body fluids
US5009650A (en)	1991-04-23	Absorbent structure designed for absorbing body fluids
US4699619A (en)	1987-10-13	Absorbent structure designed for absorbing body fluids
CA1302011C (fr)	1992-06-02	Structure absorbante concue pour absorber les liquides organiques
AU721662B2 (en)	2000-07-13	Multifunctional absorbent material and products made therefrom
US5439458A (en)	1995-08-08	Absorbent article having rapid acquiring, multiple layer absorbent core
US5817081A (en)	1998-10-06	Absorbent articles for fluid management
US3769978A (en)	1973-11-06	Diaper system and absorbent pad therefor
RU2244535C2 (ru)	2005-01-20	Объединенный покрывающий и передаточный слой нетканого материала для абсорбирующего изделия (варианты) и абсорбирующее изделие (варианты)
JPH0260645A (ja)	1990-03-01	迅速獲得性吸収性芯を有する吸収性物品
JPS6182750A (ja)	1986-04-26	低密度弾性構造物上に設けられた大孔を有する生理用ナプキン
CZ20023200A3 (cs)	2003-06-18	Absorpční struktura a absorpční produkty tuto strukturu obsahující
NO841696L (no)	1984-10-30	Absorberende struktur med reservoarer og en kanal
JPH10502835A (ja)	1998-03-17	半分の部分にゲル化材料を有する吸収材
MXPA02001630A (es)	2002-08-06	Estructura absorbente en un articulo absorbente y un metodo para producirla.
EP1048278A2 (fr)	2000-11-02	Structure absorbante ayant une densité différentielle
IE70063B1 (en)	1996-10-30	Disposable absorbent product
EP1078616A2 (fr)	2001-02-28	Structure absorbante d'article absorbant
AU610750B2 (en)	1991-05-23	Absorbent structure designed for absorbing body fluids
JPH10309298A (ja)	1998-11-24	吸収性物品
KR100510218B1 (ko)	2005-08-24	흡수체
JPH0938137A (ja)	1997-02-10	使いすておむつ
HK1034890A (en)	2001-11-09	Absorbent structure suitable for use in a sanitary absorbent article
CZ20002981A3 (cs)	2001-04-11	Absorpční struktura vhodná pro použití v hygienickém absorpčním výrobku