WO1997030092A3 - Hydrogels - Google Patents
Hydrogels Download PDFInfo
- Publication number
- WO1997030092A3 WO1997030092A3 PCT/GB1997/000420 GB9700420W WO9730092A3 WO 1997030092 A3 WO1997030092 A3 WO 1997030092A3 GB 9700420 W GB9700420 W GB 9700420W WO 9730092 A3 WO9730092 A3 WO 9730092A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hydrogels
- galactomannan
- chitosan
- residues
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
- C08B37/0087—Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
-
- 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
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
-
- 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
- A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
- A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
- A61L26/0052—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
- A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
- A61L26/0061—Use of materials characterised by their function or physical properties
- A61L26/008—Hydrogels or hydrocolloids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
- C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
- C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU18025/97A AU1802597A (en) | 1996-02-15 | 1997-02-14 | Hydrogels |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9603146.3 | 1996-02-15 | ||
GBGB9603146.3A GB9603146D0 (en) | 1996-02-15 | 1996-02-15 | Hydrogels |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1997030092A2 WO1997030092A2 (en) | 1997-08-21 |
WO1997030092A3 true WO1997030092A3 (en) | 1997-11-20 |
Family
ID=10788772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1997/000420 WO1997030092A2 (en) | 1996-02-15 | 1997-02-14 | Hydrogels |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU1802597A (en) |
GB (1) | GB9603146D0 (en) |
WO (1) | WO1997030092A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101613571B1 (en) | 2013-07-02 | 2016-04-20 | 영남대학교 산학협력단 | Method for manufacturing biodegradable polymer film and biodegradable polymer film for anti-adhesion |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0999854T3 (en) | 1997-07-29 | 2004-02-09 | Alcon Mfg Ltd | Interchangeable viscoelastic systems containing galactomannan polymers and borates |
ATE225392T1 (en) | 1997-07-29 | 2002-10-15 | Alcon Lab Inc | CONDITIONING SOLUTIONS FOR HARD CONTACT LENS CARE |
CN1229110C (en) | 1997-07-29 | 2005-11-30 | 阿尔康实验室公司 | Ophthalmic compositions containing galactomannan polymers and borate |
KR20000011247A (en) * | 1998-07-23 | 2000-02-25 | 김윤 | Composition and pharmaceutical dosage form for colonic drug delivery using polysaccharides |
US6998509B1 (en) | 1999-10-07 | 2006-02-14 | Coloplast A/S | Wound care device |
US8101196B2 (en) | 2001-06-26 | 2012-01-24 | Biointeractions, Ltd. | Polysaccharide biomaterials and methods of use thereof |
CN114214314A (en) | 2014-06-24 | 2022-03-22 | 生物辐射实验室股份有限公司 | Digital PCR barcoding |
EP3432854B1 (en) | 2016-03-24 | 2021-02-17 | Bio-Rad Laboratories, Inc. | Use of gel beads to control droplet dispersion |
US11021738B2 (en) | 2016-12-19 | 2021-06-01 | Bio-Rad Laboratories, Inc. | Droplet tagging contiguity preserved tagmented DNA |
US20200061193A1 (en) * | 2017-05-12 | 2020-02-27 | Corning Incorporated | A cross-linked shear thinning fluid with tunable rheology for 3d bioprinting and drug delivery |
WO2018236918A1 (en) | 2017-06-20 | 2018-12-27 | Bio-Rad Laboratories, Inc. | Mda using bead oligonucleotide |
EP3704247B1 (en) | 2017-11-02 | 2023-01-04 | Bio-Rad Laboratories, Inc. | Transposase-based genomic analysis |
CN111699253A (en) | 2018-01-31 | 2020-09-22 | 生物辐射实验室股份有限公司 | Methods and compositions for deconvolving a partitioned barcode |
EP3841202B1 (en) | 2018-08-20 | 2023-10-04 | Bio-Rad Laboratories, Inc. | Nucleotide sequence generation by barcode bead-colocalization in partitions |
CN109867729B (en) * | 2019-03-05 | 2020-12-01 | 北京林业大学 | Photoresponse type galactomannan hydrogel and preparation method thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2067214A (en) * | 1979-12-17 | 1981-07-22 | Colgate Palmolive Co | Borated polysaccharide or polyvinyl alcohol and absorbent products |
WO1992003172A1 (en) * | 1990-08-17 | 1992-03-05 | Sebapharma Gmbh & Co. | Dressing system |
US5420197A (en) * | 1994-01-13 | 1995-05-30 | Hydromer, Inc. | Gels formed by the interaction of polyvinylpyrrolidone with chitosan derivatives |
US5578661A (en) * | 1994-03-31 | 1996-11-26 | Nepera, Inc. | Gel forming system for use as wound dressings |
-
1996
- 1996-02-15 GB GBGB9603146.3A patent/GB9603146D0/en active Pending
-
1997
- 1997-02-14 AU AU18025/97A patent/AU1802597A/en not_active Abandoned
- 1997-02-14 WO PCT/GB1997/000420 patent/WO1997030092A2/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2067214A (en) * | 1979-12-17 | 1981-07-22 | Colgate Palmolive Co | Borated polysaccharide or polyvinyl alcohol and absorbent products |
WO1992003172A1 (en) * | 1990-08-17 | 1992-03-05 | Sebapharma Gmbh & Co. | Dressing system |
US5420197A (en) * | 1994-01-13 | 1995-05-30 | Hydromer, Inc. | Gels formed by the interaction of polyvinylpyrrolidone with chitosan derivatives |
US5578661A (en) * | 1994-03-31 | 1996-11-26 | Nepera, Inc. | Gel forming system for use as wound dressings |
Non-Patent Citations (1)
Title |
---|
GEORGE A.F. ROBERTS ET AL.: "The formation of gels by reaction of chitosan with glutaraldehyde.", MAKROMOLEKULARE CHEMIE, MACROMOLECULAR CHEMISTRY AND PHYSICS, vol. 190, no. 5, 1 May 1989 (1989-05-01), BASEL CH, pages 951 - 960, XP000132505 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101613571B1 (en) | 2013-07-02 | 2016-04-20 | 영남대학교 산학협력단 | Method for manufacturing biodegradable polymer film and biodegradable polymer film for anti-adhesion |
Also Published As
Publication number | Publication date |
---|---|
WO1997030092A2 (en) | 1997-08-21 |
GB9603146D0 (en) | 1996-04-17 |
AU1802597A (en) | 1997-09-02 |
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