DE69021190D1 - Superabsorbierende, nassgelegte, nichtgewebte Faserbahn. - Google Patents

Superabsorbierende, nassgelegte, nichtgewebte Faserbahn.

Info

Publication number
DE69021190D1
DE69021190D1 DE69021190T DE69021190T DE69021190D1 DE 69021190 D1 DE69021190 D1 DE 69021190D1 DE 69021190 T DE69021190 T DE 69021190T DE 69021190 T DE69021190 T DE 69021190T DE 69021190 D1 DE69021190 D1 DE 69021190D1
Authority
DE
Germany
Prior art keywords
superabsorbent
wet
laid
fibrous web
woven fibrous
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 - Fee Related
Application number
DE69021190T
Other languages
English (en)
Other versions
DE69021190T2 (de
Inventor
Dai W Kim
Steven F Nielsen
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.)
Celanese Acetate LLC
Original Assignee
Hoechst Celanese 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.)
Filing date
Publication date
Application filed by Hoechst Celanese Corp filed Critical Hoechst Celanese Corp
Application granted granted Critical
Publication of DE69021190D1 publication Critical patent/DE69021190D1/de
Publication of DE69021190T2 publication Critical patent/DE69021190T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/60Liquid-swellable gel-forming materials, e.g. super-absorbents
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10Organic non-cellulose fibres
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/21Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24Polysaccharides
    • D21H17/28Starch
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20Macromolecular organic compounds
    • D21H17/33Synthetic macromolecular compounds
    • D21H17/34Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/42Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • D21H17/43Carboxyl groups or derivatives thereof
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/22Agents rendering paper porous, absorbent or bulky
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent 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
    • A61F2013/530481Absorbent 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
    • A61F2013/530583Absorbent 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
    • A61F2013/530613Absorbent 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 fibres
    • A61F2013/53062Absorbent 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 fibres being made into a paper or non-woven

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)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nonwoven Fabrics (AREA)
DE1990621190 1990-01-16 1990-12-21 Superabsorbierende, nassgelegte, nichtgewebte Faserbahn. Expired - Fee Related DE69021190T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46479890A 1990-01-16 1990-01-16

Publications (2)

Publication Number Publication Date
DE69021190D1 true DE69021190D1 (de) 1995-08-31
DE69021190T2 DE69021190T2 (de) 1995-12-07

Family

ID=23845266

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990621190 Expired - Fee Related DE69021190T2 (de) 1990-01-16 1990-12-21 Superabsorbierende, nassgelegte, nichtgewebte Faserbahn.

Country Status (3)

Country Link
EP (1) EP0437816B1 (de)
CA (1) CA2033365A1 (de)
DE (1) DE69021190T2 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5342899A (en) * 1991-05-16 1994-08-30 The Dow Chemical Company Process for recycling aqueous fluid absorbents fines to a polymerizer
US5651862A (en) * 1991-08-13 1997-07-29 Kimberly-Clark Worldwide, Inc. Wet-formed absorbent composite
ZA92308B (en) 1991-09-11 1992-10-28 Kimberly Clark Co Thin absorbent article having rapid uptake of liquid
EP0547474B1 (de) * 1991-12-11 1996-10-30 Hoechst Celanese Corporation Verfahren zur Immobilisierung eines superabsorbierenden Polymers und davon abgeleitete Produkte
GB2269602A (en) * 1992-08-13 1994-02-16 Courtaulds Plc Absorbent nonwoven fabric
US5882356A (en) * 1992-10-21 1999-03-16 Courtaulds Fibres (Holdings) Limited Fibre treatment
US5362766A (en) * 1993-03-09 1994-11-08 Hoechst Celanese Corporation Method for immobilizing superabsorbent polymers by homogenization of a suspension of same
GB9304887D0 (en) * 1993-03-10 1993-04-28 Courtaulds Plc Fibre treatment
GB9410912D0 (en) * 1994-06-01 1994-07-20 Courtaulds Plc Fibre treatment
DE19621323C2 (de) * 1996-05-28 2000-11-30 M & W Verpackungen Gmbh Hygieneartikel und Verfahren zu seiner Herstellung
WO1998051251A1 (en) 1997-05-13 1998-11-19 Weyerhaeuser Company Reticulated absorbent composite
DE69727495T2 (de) 1996-12-06 2004-07-01 Weyerhaeuser Co., Federal Way Einteiliger verbundschichtstoff
US6623576B2 (en) 1998-10-28 2003-09-23 Basf Aktiengesellschaft Continuous manufacture of superabsorbent/ion exchange sheet material
US6630054B1 (en) 1998-03-19 2003-10-07 Weyerhaeuser Company Methods for forming a fluted composite
US6056854A (en) * 1998-03-27 2000-05-02 Basf Corporation Process to make a wet-laid absorbent structure
US6323388B1 (en) * 1998-11-04 2001-11-27 Kimberly-Clark Worldwide, Inc. Absorbent article with an improved, wet-formed absorbent
US6706945B1 (en) 1998-11-04 2004-03-16 Kimberly-Clark Worldwide, Inc. Absorbent article with improved, wet-formed absorbent
US6203514B1 (en) 1999-02-19 2001-03-20 Charles K. Clifford Tampon containing a medicinal liquid imparted from a tampon irrigation syringe
US6214274B1 (en) 1999-05-14 2001-04-10 Kimberly-Clark Worldwide, Inc. Process for compressing a web which contains superabsorbent material
US6979386B1 (en) 1999-08-23 2005-12-27 Kimberly-Clark Worldwide, Inc. Tissue products having increased absorbency
US6572735B1 (en) 1999-08-23 2003-06-03 Kimberly-Clark Worldwide, Inc. Wet-formed composite defining latent voids and macro-cavities
US6703330B1 (en) 1999-09-21 2004-03-09 Weyerhaeuser Company Fluted absorbent composite
US6867346B1 (en) 1999-09-21 2005-03-15 Weyerhaeuser Company Absorbent composite having fibrous bands
US7579402B2 (en) 2003-11-12 2009-08-25 Evonik Stockhausen, Inc. Superabsorbent polymer having delayed free water absorption
EP1736178B1 (de) * 2005-06-22 2009-03-25 The Procter & Gamble Company Mehrkomponentenmaterial mit Chitosan Material und dieses enthaltende absorbierende Gegenstände
US7988860B2 (en) 2007-03-15 2011-08-02 Donaldson Company Inc. Superabsorbent-containing web that can act as a filter, absorbent, reactive layer or fuel fuse
DE202008017741U1 (de) * 2008-10-11 2010-05-12 Trevira Gmbh Superabsorbierende Bikomponentenfaser
EP3405153B1 (de) 2015-01-30 2019-12-04 Plus Research S.R.L. Superabsorbierendes material sat (superabsorbierendes gewebe)
SE539751C2 (en) * 2015-11-09 2017-11-14 Stora Enso Oyj Active moisture control material for packaging and a method for production thereof
KR102384042B1 (ko) * 2016-04-19 2022-04-07 피테사 필름 프로덕츠 엘엘씨 미세 돌출부가 있는 윤곽화된 필름
BR112021006991A2 (pt) * 2018-10-19 2021-07-20 Klaus Gottschall materiais e métodos para a remoção de um contaminante

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63146964A (ja) * 1986-08-22 1988-06-18 Kao Corp 使い捨ておむつ用吸水性樹脂組成物
US4846932A (en) * 1986-12-31 1989-07-11 Kuromatsu Corporation Co., Ltd. Water setting paper

Also Published As

Publication number Publication date
DE69021190T2 (de) 1995-12-07
EP0437816A1 (de) 1991-07-24
CA2033365A1 (en) 1991-07-17
EP0437816B1 (de) 1995-07-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CELANESE ACETAT LLC, CHARLOTTE, N.C., US

8339 Ceased/non-payment of the annual fee