GB2314856B - Cellulose product - Google Patents

Cellulose product

Info

Publication number
GB2314856B
GB2314856B GB9713991A GB9713991A GB2314856B GB 2314856 B GB2314856 B GB 2314856B GB 9713991 A GB9713991 A GB 9713991A GB 9713991 A GB9713991 A GB 9713991A GB 2314856 B GB2314856 B GB 2314856B
Authority
GB
United Kingdom
Prior art keywords
cellulose product
cellulose
product
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
GB9713991A
Other versions
GB9713991D0 (en
GB2314856A (en
Inventor
Paul Frederick Hamlyn
John Crighton
Michael George Dobb
Alexandra Tasker
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.)
British Textile & Technology G
University of Leeds
Original Assignee
British Textile & Technology G
University of Leeds
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 British Textile & Technology G, University of Leeds filed Critical British Textile & Technology G
Publication of GB9713991D0 publication Critical patent/GB9713991D0/en
Publication of GB2314856A publication Critical patent/GB2314856A/en
Application granted granted Critical
Publication of GB2314856B publication Critical patent/GB2314856B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/225—Mixtures of macromolecular compounds
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
GB9713991A 1996-07-03 1997-07-03 Cellulose product Expired - Fee Related GB2314856B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9613957.1A GB9613957D0 (en) 1996-07-03 1996-07-03 Cellulose product

Publications (3)

Publication Number Publication Date
GB9713991D0 GB9713991D0 (en) 1997-09-10
GB2314856A GB2314856A (en) 1998-01-14
GB2314856B true GB2314856B (en) 2000-04-12

Family

ID=10796283

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9613957.1A Pending GB9613957D0 (en) 1996-07-03 1996-07-03 Cellulose product
GB9713991A Expired - Fee Related GB2314856B (en) 1996-07-03 1997-07-03 Cellulose product

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9613957.1A Pending GB9613957D0 (en) 1996-07-03 1996-07-03 Cellulose product

Country Status (1)

Country Link
GB (2) GB9613957D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109700785A (en) * 2018-11-12 2019-05-03 广州汇朗无纺制品有限公司 A kind of Rubus parvifolius Cellulose/Chitosan composite membrane for treating 2 grades of diabetes

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19913478C1 (en) * 1999-03-25 2000-07-20 Hartmann Paul Ag Breast pad insert for nursing mothers for purposes of milk absorption and prevention of garment staining contains chitosan
DE10064314C1 (en) * 2000-12-22 2002-08-08 Skw Biogarde Gmbh & Co Kg Microbially produced, physiologically compatible, permeable film, consisting of chitosan-containing cellulose
US6827727B2 (en) 2001-12-18 2004-12-07 Radi Medical Systems Ab Method and device for applying external pressure in combination with coagulant treatment of puncture wounds
GB2393120A (en) * 2002-09-18 2004-03-24 Johnson & Johnson Medical Ltd Compositions for wound treatment
CN103055344B (en) * 2012-12-31 2014-06-18 上海昌颌医药科技有限公司 Bacterial cellulose/chitosan composite medical dressing and preparation method thereof
GB201501333D0 (en) 2015-01-27 2015-03-11 Medtrade Products Ltd Composition for a wound dressing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0393825A1 (en) * 1989-04-21 1990-10-24 Japan as represented by Director-General, Agency of Industrial Science and Technology Novel water-absorptive composite material and method for the preparation thereof
GB2248639A (en) * 1990-08-22 1992-04-15 Agency Ind Science Techn Process of producing biodegradable sheet formed of cellulose and chitosan
JPH05186945A (en) * 1992-01-13 1993-07-27 Fuji Spinning Co Ltd Nonwoven fabric
JPH05295005A (en) * 1992-04-21 1993-11-09 Nakano Vinegar Co Ltd Biodecomposable polymeric substance

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0393825A1 (en) * 1989-04-21 1990-10-24 Japan as represented by Director-General, Agency of Industrial Science and Technology Novel water-absorptive composite material and method for the preparation thereof
GB2248639A (en) * 1990-08-22 1992-04-15 Agency Ind Science Techn Process of producing biodegradable sheet formed of cellulose and chitosan
JPH05186945A (en) * 1992-01-13 1993-07-27 Fuji Spinning Co Ltd Nonwoven fabric
JPH05295005A (en) * 1992-04-21 1993-11-09 Nakano Vinegar Co Ltd Biodecomposable polymeric substance

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
WPI Abstract Accession No. 93-270126/199334 & JP 05186945 A (FUJI) 27.07.93 (see abstract) *
WPI Abstract Accession No. 93-392671/199349 & JP 5295005 A (NAKANO) 09.11.93 (see abstract) *
WPI Abstract Accession No. 93-408355/199351 & JP 05305129 A (A. IND. SCI.) 19.11.93 (see abstract) *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109700785A (en) * 2018-11-12 2019-05-03 广州汇朗无纺制品有限公司 A kind of Rubus parvifolius Cellulose/Chitosan composite membrane for treating 2 grades of diabetes

Also Published As

Publication number Publication date
GB9713991D0 (en) 1997-09-10
GB9613957D0 (en) 1996-09-04
GB2314856A (en) 1998-01-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020703