HK29185A - Absorbent composite - Google Patents

Absorbent composite

Info

Publication number
HK29185A
HK29185A HK291/85A HK29185A HK29185A HK 29185 A HK29185 A HK 29185A HK 291/85 A HK291/85 A HK 291/85A HK 29185 A HK29185 A HK 29185A HK 29185 A HK29185 A HK 29185A
Authority
HK
Hong Kong
Prior art keywords
aqueous solution
fibrous substrate
salt
water
acrylic
Prior art date
Application number
HK291/85A
Other languages
English (en)
French (fr)
Inventor
Paul Herbert Ericksen
Hien Vu Nguyen
Boguslaw Oczkowski
Thomas Andrew Olejnik
Original Assignee
Johnson & Johnson
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.)
Filing date
Publication date
Application filed by Johnson & Johnson filed Critical Johnson & Johnson
Publication of HK29185A publication Critical patent/HK29185A/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
    • D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
    • D06M14/20—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of natural origin
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts thereof
    • 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
    • A61F2013/530635—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 thin film
    • A61F2013/530642—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 thin film being cross-linked or polymerised in situ

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Toxicology (AREA)
  • Materials Engineering (AREA)
  • Textile Engineering (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)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Claims (11)

1. Verfahren zum Herstellen eines zusammengesetzten, absorbierenden Materials, dadurch gekennzeichnet, daß man
a) eine ein Ammonium- oder Alkalimetallsalz der Acrylsäure oder Methacrylsäure enthaltende wäßrige Lösung in einem vorbestimmten unterbrochenen Muster auf ein geformtes Fasersubstrat aufbringt zur Erzeugung eines ersten, aus diesem Fasersubstrat bestehenden zusammengesetzten Materials, das die wäßrige Lösung in dem vorbestimmten Muster angeordnet enthält, und
b) dieses erste zusammengesetzte Material zur Umwandlung des Acrylsäure- oder Methacrylsäuresalzes in ein in Wasser quellbares Polymer in ausreichendem Maße mit elektromagnetischen oder ionisierenden Korpuskularstrahlen bestrahlt.
2. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß das Salz ein Alkalimetallsalz ist.
3. Verfahren nach Anspruch 2, dadurch gekennzeichnet, daß das Alkalimetall Natrium ist.
4. Verfahren nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Säure Acrylsäure ist.
5. Verfahren nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß die wäßrige Lösung eine kleine Menge einer wasserlöslichen, polyfunktionellen, äthylenisch ungesättigten Verbindung enthält.
6. Verfahren nach Anspruch 5, dadurch gekennzeichnet, daß die Verbindung Methylenbis-acrylamid oder ein Polyäthylenglykoldiacrylat oder -dimethacrylat ist.
7. Verfahren nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die wäßrige Lösung eine kleine Menge eines wasserlöslichen Polymeren enthält.
8. Verfahren nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß das Fasersubstrat Cellulosefasern enthält.
9. Verfahren nach Anspruch 8, dadurch gekennzeichnet, daß das Fasersubstrat eine lockere Faserwatte, eine kardierte Bahn, eine luftgeiegte Bahn, ein Papier, ein ungewebter Faserstoff, ein Gewebe oder eine Wirkware ist.
10. Verfahren nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß die elektromagnetische oder ionisierende Korpuskularstrahlung beschleunigte Elektronenstrahlen sind.
11. Verfahren nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß das Produkt der Stufe b) zusätzlich getrocknet wird.
HK291/85A 1980-05-12 1985-04-11 Absorbent composite HK29185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14921580A 1980-05-12 1980-05-12

Publications (1)

Publication Number Publication Date
HK29185A true HK29185A (en) 1985-04-19

Family

ID=22529269

Family Applications (1)

Application Number Title Priority Date Filing Date
HK291/85A HK29185A (en) 1980-05-12 1985-04-11 Absorbent composite

Country Status (10)

Country Link
EP (1) EP0040087B1 (de)
JP (1) JPH0367712B2 (de)
AU (1) AU543970B2 (de)
BR (1) BR8108591A (de)
CA (1) CA1163599A (de)
DE (1) DE3165831D1 (de)
HK (1) HK29185A (de)
SG (1) SG92884G (de)
WO (1) WO1981003274A1 (de)
ZA (1) ZA813131B (de)

Families Citing this family (31)

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US4340057A (en) * 1980-12-24 1982-07-20 S. C. Johnson & Son, Inc. Radiation induced graft polymerization
US4461621A (en) * 1981-10-19 1984-07-24 Colgate-Palmolive Company Disposable diaper with polymer coating
US4443492A (en) * 1983-04-18 1984-04-17 Personal Products Company Rate of absorbency of substrates containing in-situ polymerized monomers
JPS62170247A (ja) * 1986-01-20 1987-07-27 ユニ・チヤ−ム株式会社 吸収性衛生物品の吸収体
JPS62170246A (ja) * 1986-01-20 1987-07-27 ユニ・チヤ−ム株式会社 吸収性衛生物品の吸収体
JPS63260907A (ja) * 1987-04-17 1988-10-27 Mitsubishi Petrochem Co Ltd 高吸水性ポリマ−の製造法
JPH0764896B2 (ja) * 1987-04-17 1995-07-12 三菱化学株式会社 吸水性複合材料の製造法
US4808637A (en) * 1987-05-14 1989-02-28 Johnson & Johnson Patient Care, Inc. Superabsorbent composition and process
WO1991013919A1 (en) * 1990-03-08 1991-09-19 Dsm N.V. Radiation-curable liquid composition
KR100352380B1 (ko) * 1993-11-17 2003-01-06 더 프록터 앤드 갬블 캄파니 삼투압흡수성물질의불연속적인부분이선택적으로배치된,파동형의모세관기재
TW264430B (de) 1993-11-18 1995-12-01 Procter & Gamble
US6022610A (en) * 1993-11-18 2000-02-08 The Procter & Gamble Company Deposition of osmotic absorbent onto a capillary substrate without deleterious interfiber penetration and absorbent structures produced thereby
HUP9801765A3 (en) * 1995-01-23 1999-05-28 Stockhausen Chem Fab Gmbh Substrate with super-absorbent material, method for manufacture thereof and use
NL1000572C2 (en) * 1995-01-23 1996-07-23 Willink Blydenstein Nv Super-absorbent material on or in a substrate for cable sheathing
EP0763364B1 (de) * 1995-09-14 2003-07-16 Nippon Shokubai Co., Ltd. Absorbierendes Verbundmaterial, absorbierender Artikel und Verfahren zu ihrer Herstellung
US5840403A (en) * 1996-06-14 1998-11-24 The Procter & Gamble Company Multi-elevational tissue paper containing selectively disposed chemical papermaking additive
US6417425B1 (en) 2000-02-01 2002-07-09 Basf Corporation Absorbent article and process for preparing an absorbent article
US7189888B2 (en) * 2001-12-21 2007-03-13 Kimberly-Clark Worldwide, Inc. Nonabsorbent surge layer having discrete regions of superabsorbent and method for making
JP4077204B2 (ja) * 2002-01-25 2008-04-16 大王製紙株式会社 吸水性複合体の製造方法および吸水性複合体
US7355091B2 (en) * 2002-09-18 2008-04-08 Kimberly-Clark Worldwide, Inc. Elastomeric nonwoven with attached superabsorbent polymer
US20040054342A1 (en) * 2002-09-18 2004-03-18 Newbill Vincent B. Absorbent articles having a superabsorbent retention web
US7338625B2 (en) 2002-09-18 2008-03-04 Kimberly-Clark Worldwide, Inc. Methods of restoring elasticity after stiffening treatments
US6939492B2 (en) 2002-12-26 2005-09-06 Kimberly-Clark Worldwide, Inc. Method for making fibrous web materials
JP4545448B2 (ja) * 2003-01-27 2010-09-15 株式会社日本触媒 吸水性成形体の製造方法
EP1504772A1 (de) 2003-08-06 2005-02-09 The Procter & Gamble Company Superabsorbierende Polymere mit strahlungsaktivierbare Oberflächevernetzer und Verfahren zu deren Herstellung
US8080705B2 (en) 2004-07-28 2011-12-20 The Procter & Gamble Company Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and method of making them
EP1669394A1 (de) 2004-12-10 2006-06-14 The Procter & Gamble Company Superabsorbierende Polymerpartikel mit verbesserter Oberflächenvernetzung und hydrophiler Eigenschaft und Verfahren zur Herstellung
US7745507B2 (en) 2006-04-10 2010-06-29 The Procter & Gamble Company Absorbent member comprising a modified water absorbent resin
WO2008102322A2 (en) 2007-02-22 2008-08-28 The Procter & Gamble Company Method of surface treating particulate material using electromagnetic radiation
JP5263752B2 (ja) * 2007-09-13 2013-08-14 独立行政法人産業技術総合研究所 繊維又は繊維製品の改質方法とその装置
DE102013003755A1 (de) * 2013-03-06 2014-09-11 Carl Freudenberg Kg Belüftungseinsatz

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Publication number Priority date Publication date Assignee Title
US3090736A (en) * 1960-01-27 1963-05-21 Dow Chemical Co Insoluble polyacrylic acid salts and method of preparing the same
US3686024A (en) * 1970-02-24 1972-08-22 Dow Chemical Co Process of making a water-absorbent coated article and resultant product
FR2140323A1 (en) * 1971-06-10 1973-01-19 Vyzk Ustav Kozedelny Modified wadding for surgical dressings - consisting of cotton and/or viscose fibres contg hydrophilising polymer
US3764502A (en) * 1971-08-12 1973-10-09 Ici America Inc Water soluble sodium acrylate polymers of high molecular weight
US3948740A (en) * 1973-05-04 1976-04-06 Hercules Incorporated Polymerization of water soluble monomers with radiation and chemical initiator
US4024040A (en) * 1974-02-26 1977-05-17 Hercules Incorporated Polymerization of unsaturated monomers with radiation in the presence of salts
US4008353A (en) * 1974-03-13 1977-02-15 The Dow Chemical Company Water swellable articles
US3901236A (en) * 1974-07-29 1975-08-26 Union Carbide Corp Disposable absorbent articles containing hydrogel composites having improved fluid absorption efficiencies and processes for preparation
GB1563697A (en) * 1975-08-22 1980-03-26 Unilever Ltd Liquid absorption devices
US4036588A (en) * 1976-03-09 1977-07-19 Research Corporation Method of increasing the water absorption of cellulose-containing materials
US4192727A (en) * 1976-08-24 1980-03-11 Union Carbide Corporation Polyelectrolyte hydrogels and methods of their preparation
JPS5355260A (en) * 1976-10-26 1978-05-19 Kao Corp Absorber

Also Published As

Publication number Publication date
EP0040087A2 (de) 1981-11-18
JPH0367712B2 (de) 1991-10-23
AU543970B2 (en) 1985-05-09
WO1981003274A1 (en) 1981-11-26
DE3165831D1 (en) 1984-10-11
EP0040087B1 (de) 1984-09-05
SG92884G (en) 1985-06-14
AU7175981A (en) 1981-12-07
ZA813131B (en) 1982-12-29
BR8108591A (pt) 1982-04-06
CA1163599A (en) 1984-03-13
JPS57500546A (de) 1982-04-01
EP0040087A3 (en) 1982-03-31

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Legal Events

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PE Patent expired