DE69635897D1 - Wasserabsorbierendes harz, absorbierendes material und verfahren zur herstellung derselben - Google Patents

Wasserabsorbierendes harz, absorbierendes material und verfahren zur herstellung derselben

Info

Publication number
DE69635897D1
DE69635897D1 DE69635897T DE69635897T DE69635897D1 DE 69635897 D1 DE69635897 D1 DE 69635897D1 DE 69635897 T DE69635897 T DE 69635897T DE 69635897 T DE69635897 T DE 69635897T DE 69635897 D1 DE69635897 D1 DE 69635897D1
Authority
DE
Germany
Prior art keywords
manufacturing
same
absorbent material
absorbent resin
water absorbent
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.)
Expired - Lifetime
Application number
DE69635897T
Other languages
English (en)
Other versions
DE69635897T2 (de
Inventor
Kunihiko Ishizaki
Hisanobu Obara
Hamada-Ryo Kitayama
Hamada-Ryo Motono
Nobuyuki Harada
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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
Priority claimed from JP27091796A external-priority patent/JP4046787B2/ja
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69635897D1 publication Critical patent/DE69635897D1/de
Publication of DE69635897T2 publication Critical patent/DE69635897T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • A61F13/531—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 homogeneous composition through the thickness of the pad
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/075—Macromolecular 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
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15357—Stiffness, e.g. Taber rigidity
    • 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
    • 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
    • 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
    • A61F2013/530708—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 absorbency properties
    • 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
    • A61F2013/530708—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 absorbency properties
    • A61F2013/530715—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 absorbency properties by the acquisition rate
    • 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
    • A61F2013/530708—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 absorbency properties
    • A61F2013/530737—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 absorbency properties by the absorbent capacity
    • A61F2013/530744—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 absorbency properties by the absorbent capacity by the absorbency under load
DE69635897T 1995-11-02 1996-10-31 Wasserabsorbierendes harz, absorbierendes material und verfahren zur herstellung derselben Expired - Lifetime DE69635897T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP28626695 1995-11-02
JP28626695 1995-11-02
JP27091796 1996-10-14
JP27091796A JP4046787B2 (ja) 1996-10-14 1996-10-14 吸収性材料の製造方法
PCT/JP1996/003191 WO1997016492A1 (fr) 1995-11-02 1996-10-31 Resine absorbant l'eau, matiere absorbante et procede de production

Publications (2)

Publication Number Publication Date
DE69635897D1 true DE69635897D1 (de) 2006-05-04
DE69635897T2 DE69635897T2 (de) 2006-10-19

Family

ID=26549454

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69635897T Expired - Lifetime DE69635897T2 (de) 1995-11-02 1996-10-31 Wasserabsorbierendes harz, absorbierendes material und verfahren zur herstellung derselben

Country Status (4)

Country Link
US (1) US6001911A (de)
EP (1) EP0802238B1 (de)
DE (1) DE69635897T2 (de)
WO (1) WO1997016492A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7855315B2 (en) * 1997-11-19 2010-12-21 Basf Aktiengesellschaft Continuous manufacturing of superabsorbent/ion exchange sheet material
DE19909653A1 (de) * 1999-03-05 2000-09-07 Stockhausen Chem Fab Gmbh Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung
US6281407B1 (en) 1999-05-28 2001-08-28 Kimberly-Clark Worldwide, Inc. Personal care product containing a product agent
US6848894B2 (en) * 2001-02-27 2005-02-01 Paragon Trade Brands, Inc. Absorbent article, method and apparatus for preparing same
DE10161496A1 (de) * 2001-12-14 2003-06-26 Stockhausen Chem Fab Gmbh Kompaktierte absorbierende Polymere, deren Herstellung und Verwendung
DE10231356B4 (de) † 2002-07-11 2007-02-15 Stockhausen Gmbh Wasserabsorbierende, schaumförmige Polymergebilde, Verfahren zu deren Herstellung, deren Verwendung sowie daraus hergestellte Verbunde
DE10247241A1 (de) * 2002-10-10 2004-04-22 Basf Ag Superabsorbierender Schaum, Verfahren zu seiner Herstellung und seine Verwendung
US7169843B2 (en) * 2003-04-25 2007-01-30 Stockhausen, Inc. Superabsorbent polymer with high permeability
WO2005037875A1 (ja) * 2003-10-16 2005-04-28 Mitsubishi Chemical Corporation レドックス重合法、吸水性樹脂複合体および吸収性物品
US7173086B2 (en) * 2003-10-31 2007-02-06 Stockhausen, Inc. Superabsorbent polymer with high permeability
US20070123624A1 (en) * 2005-11-30 2007-05-31 Otten Jay G Method of drying an absorbent polymer with a surfactant
US20090005842A1 (en) * 2006-10-13 2009-01-01 Alpharma Inc., Animal Health Division Cooling System
JP6184721B2 (ja) * 2012-09-28 2017-08-23 ユニ・チャーム株式会社 吸収性物品
JP2014079566A (ja) * 2012-09-30 2014-05-08 Uni Charm Corp 吸収性物品
DE102013018163B4 (de) * 2013-12-05 2016-08-25 Mann+Hummel Gmbh Fluidführungselement einer Motor-Luftansaugstrecke
US9780347B2 (en) * 2015-03-09 2017-10-03 Johns Manville Acid resistant glass mats that include binders with hydrophilic agents

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066583A (en) * 1977-05-16 1978-01-03 The B. F. Goodrich Company Flexible water absorbent polymer compositions comprising (a) unsaturated carboxylic acid, acrylic ester containing alkyl group 10-30 carbon atoms, additional monomer plus (b) aliphatic diol
GR75732B (de) * 1980-08-25 1984-08-02 Johnson & Johnson
US4691782A (en) * 1983-12-22 1987-09-08 Radiation Dynamics, Inc. Methods for impact and vibration damping and articles therefor
CA1314355C (en) * 1987-04-30 1993-03-09 Yoshio Irie Hydrophilic polymer and method for production thereof
US4826880B1 (en) * 1987-09-21 2000-04-25 Johnson & Johnson Inc Immobilizing particulate absorbents by conversion to hydrates
US5135475A (en) * 1988-10-13 1992-08-04 Kao Corporation Applicator for the use of sanitary goods such as a tampon, etc.
US5262894A (en) * 1989-06-20 1993-11-16 The Dow Chemical Company Multicomponent, multilayer polymeric reflective bodies
US5145906A (en) * 1989-09-28 1992-09-08 Hoechst Celanese Corporation Super-absorbent polymer having improved absorbency properties
US5278694A (en) * 1990-01-11 1994-01-11 The Dow Chemical Company Optically dissimilar composition for polymeric reflective bodies
US5124188A (en) * 1990-04-02 1992-06-23 The Procter & Gamble Company Porous, absorbent, polymeric macrostructures and methods of making the same
US5075344A (en) * 1991-05-20 1991-12-24 The Dow Chemical Company Process for producing a superabsorbent polymer
US5385775A (en) * 1991-12-09 1995-01-31 Kimberly-Clark Corporation Composite elastic material including an anisotropic elastic fibrous web and process to make the same
US5366793A (en) * 1992-04-07 1994-11-22 Kimberly Clark Co Anisotropic nonwoven fibrous web
DE69323297T2 (de) * 1992-08-28 1999-08-26 Nippon Catalytic Chem Ind Wasser absorbierendes material, daraus hergestellter gegenstand und verfahren zur herstellung
JP3281110B2 (ja) * 1993-04-23 2002-05-13 三菱化学株式会社 高吸水性ポリマー組成物
JPH07112129A (ja) * 1993-10-19 1995-05-02 Nippon Shokubai Co Ltd 吸収物品
EP0648800A2 (de) * 1993-10-19 1995-04-19 Nippon Shokubai Co., Ltd. Verfahren zur Herstellung eines absorbierenden Materials und absorbierender Artikel
JPH07216244A (ja) * 1994-01-28 1995-08-15 Nippon Zeon Co Ltd 高分子ゲル及びその製造法
CA2129210A1 (en) * 1994-03-31 1995-10-01 Debra Jean Mcdowall Liquid distribution layer for absorbent articles
US5372766A (en) * 1994-03-31 1994-12-13 The Procter & Gamble Company Flexible, porous, absorbent, polymeric macrostructures and methods of making the same
DE69629081T2 (de) * 1995-09-14 2004-05-27 Nippon Shokubai Co. Ltd. Absorbierendes Verbundmaterial, absorbierender Artikel und Verfahren zu ihrer Herstellung
US5753452A (en) * 1996-04-04 1998-05-19 Lifescan, Inc. Reagent test strip for blood glucose determination

Also Published As

Publication number Publication date
DE69635897T2 (de) 2006-10-19
EP0802238A4 (de) 2000-01-19
EP0802238B1 (de) 2006-03-08
WO1997016492A1 (fr) 1997-05-09
EP0802238A1 (de) 1997-10-22
US6001911A (en) 1999-12-14

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