WO1996015137A1 - Anionic polymer - Google Patents
Anionic polymer Download PDFInfo
- Publication number
- WO1996015137A1 WO1996015137A1 PCT/US1995/014729 US9514729W WO9615137A1 WO 1996015137 A1 WO1996015137 A1 WO 1996015137A1 US 9514729 W US9514729 W US 9514729W WO 9615137 A1 WO9615137 A1 WO 9615137A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polysaccharide
- cross
- cellulose
- process according
- pyridine
- 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
- C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
- C08B5/14—Cellulose sulfate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/005—Crosslinking of cellulose derivatives
-
- 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
-
- 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
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H5/00—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium
- C07H5/04—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium to nitrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H5/00—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium
- C07H5/08—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium to sulfur, selenium or tellurium
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8516257A JPH10509754A (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
KR1019970703147A KR970707137A (en) | 1994-11-10 | 1995-11-13 | ANIONIC POLYMER |
EP95939920A EP0791002A4 (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
CA002204889A CA2204889A1 (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
AU41564/96A AU4156496A (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO94A000892 | 1994-11-10 | ||
IT94TO000892A IT1267497B1 (en) | 1994-11-10 | 1994-11-10 | ANIONIC POLYMER, FOR EXAMPLE OF SUPER ABSORBENT TYPE AND RELATED PRODUCTION PROCESS. |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1996015137A1 true WO1996015137A1 (en) | 1996-05-23 |
Family
ID=11412882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1995/014729 WO1996015137A1 (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0791002A4 (en) |
JP (1) | JPH10509754A (en) |
KR (1) | KR970707137A (en) |
AU (1) | AU4156496A (en) |
CA (1) | CA2204889A1 (en) |
IT (1) | IT1267497B1 (en) |
WO (1) | WO1996015137A1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001052911A2 (en) * | 2000-01-19 | 2001-07-26 | Weyerhaeuser Company | Superabsorbent cellulosic fiber |
US6500947B1 (en) | 2001-08-24 | 2002-12-31 | Weyerhaeuser Company | Superabsorbent polymer |
US7230049B2 (en) | 2004-12-29 | 2007-06-12 | Weyerhaeuser Co. | Method of crosslinking a carboxylated polymer using a triazine crosslinking activator |
US7241836B2 (en) | 2004-12-29 | 2007-07-10 | Weyerhaeuser Co. | Method of crosslinking a mixture of carboxylated polymers using a triazine crosslinking activator |
US7300965B2 (en) | 2004-12-29 | 2007-11-27 | Weyerhaeuser Company | Mixed polymer network |
US7393905B2 (en) | 2004-12-29 | 2008-07-01 | Weyerhaeuser Company | Crosslinked mixed carboxylated polymer network |
US7541396B2 (en) | 2004-12-29 | 2009-06-02 | Weyerhaeuser Nr Company | Method for making carboxyalkyl cellulose |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3589364A (en) * | 1968-03-14 | 1971-06-29 | Buckeye Cellulose Corp | Bibulous cellulosic fibers |
US4066828A (en) * | 1975-05-07 | 1978-01-03 | Hoechst Aktiengesellschaft | Process for the production of water-adsorbing cellulose ethers |
US4068068A (en) * | 1975-05-05 | 1978-01-10 | Hoechst Aktiengesellschaft | Process for the manufacture of water-absorbing cellulose ethers |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3737406A (en) * | 1971-03-22 | 1973-06-05 | Alelio G D | Reactive epoxy-onium catalysts for synthesis of polyoxazolidones |
JPS5684701A (en) * | 1979-12-14 | 1981-07-10 | Kohjin Co Ltd | Production of absorbing material |
-
1994
- 1994-11-10 IT IT94TO000892A patent/IT1267497B1/en active IP Right Grant
-
1995
- 1995-11-13 AU AU41564/96A patent/AU4156496A/en not_active Abandoned
- 1995-11-13 EP EP95939920A patent/EP0791002A4/en not_active Withdrawn
- 1995-11-13 WO PCT/US1995/014729 patent/WO1996015137A1/en not_active Application Discontinuation
- 1995-11-13 CA CA002204889A patent/CA2204889A1/en not_active Abandoned
- 1995-11-13 KR KR1019970703147A patent/KR970707137A/en not_active Application Discontinuation
- 1995-11-13 JP JP8516257A patent/JPH10509754A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3589364A (en) * | 1968-03-14 | 1971-06-29 | Buckeye Cellulose Corp | Bibulous cellulosic fibers |
US4068068A (en) * | 1975-05-05 | 1978-01-10 | Hoechst Aktiengesellschaft | Process for the manufacture of water-absorbing cellulose ethers |
US4066828A (en) * | 1975-05-07 | 1978-01-03 | Hoechst Aktiengesellschaft | Process for the production of water-adsorbing cellulose ethers |
Non-Patent Citations (1)
Title |
---|
See also references of EP0791002A4 * |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001052911A2 (en) * | 2000-01-19 | 2001-07-26 | Weyerhaeuser Company | Superabsorbent cellulosic fiber |
WO2001052911A3 (en) * | 2000-01-19 | 2002-03-28 | Weyerhaeuser Co | Superabsorbent cellulosic fiber |
AU778822B2 (en) * | 2000-01-19 | 2004-12-23 | Weyerhaeuser Company | Superabsorbent cellulosic fiber |
US6500947B1 (en) | 2001-08-24 | 2002-12-31 | Weyerhaeuser Company | Superabsorbent polymer |
EP1423434A2 (en) * | 2001-08-24 | 2004-06-02 | Weyerhaeuser Company | Superabsorbent polymer |
EP1423434A4 (en) * | 2001-08-24 | 2004-12-08 | Weyerhaeuser Co | Superabsorbent polymer |
US6951933B2 (en) | 2001-08-24 | 2005-10-04 | Weyerhaeuser Company | Superabsorbent polymer |
US7230049B2 (en) | 2004-12-29 | 2007-06-12 | Weyerhaeuser Co. | Method of crosslinking a carboxylated polymer using a triazine crosslinking activator |
US7241836B2 (en) | 2004-12-29 | 2007-07-10 | Weyerhaeuser Co. | Method of crosslinking a mixture of carboxylated polymers using a triazine crosslinking activator |
US7300965B2 (en) | 2004-12-29 | 2007-11-27 | Weyerhaeuser Company | Mixed polymer network |
US7393905B2 (en) | 2004-12-29 | 2008-07-01 | Weyerhaeuser Company | Crosslinked mixed carboxylated polymer network |
US7541396B2 (en) | 2004-12-29 | 2009-06-02 | Weyerhaeuser Nr Company | Method for making carboxyalkyl cellulose |
Also Published As
Publication number | Publication date |
---|---|
KR970707137A (en) | 1997-12-01 |
CA2204889A1 (en) | 1996-05-23 |
AU4156496A (en) | 1996-06-06 |
EP0791002A4 (en) | 1998-10-07 |
MX9703448A (en) | 1998-07-31 |
EP0791002A1 (en) | 1997-08-27 |
JPH10509754A (en) | 1998-09-22 |
ITTO940892A0 (en) | 1994-11-10 |
ITTO940892A1 (en) | 1996-05-10 |
IT1267497B1 (en) | 1997-02-05 |
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