IT1267497B1 - Polimero anionico, ad esempio di tipo superassorbente e relativo procedimento di produzione. - Google Patents
Polimero anionico, ad esempio di tipo superassorbente e relativo procedimento di produzione.Info
- Publication number
- IT1267497B1 IT1267497B1 IT94TO000892A ITTO940892A IT1267497B1 IT 1267497 B1 IT1267497 B1 IT 1267497B1 IT 94TO000892 A IT94TO000892 A IT 94TO000892A IT TO940892 A ITTO940892 A IT TO940892A IT 1267497 B1 IT1267497 B1 IT 1267497B1
- Authority
- IT
- Italy
- Prior art keywords
- production process
- anionic polymer
- super absorbent
- related production
- absorbent type
- Prior art date
Links
Classifications
-
- 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- C07H5/00—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium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
-
- 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
-
- 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
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT94TO000892A IT1267497B1 (it) | 1994-11-10 | 1994-11-10 | Polimero anionico, ad esempio di tipo superassorbente e relativo procedimento di produzione. |
AU41564/96A AU4156496A (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
JP8516257A JPH10509754A (ja) | 1994-11-10 | 1995-11-13 | アニオン性重合体 |
KR1019970703147A KR970707137A (ko) | 1994-11-10 | 1995-11-13 | 음이온성 중합체(anionic polymer) |
PCT/US1995/014729 WO1996015137A1 (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
CA002204889A CA2204889A1 (en) | 1994-11-10 | 1995-11-13 | Anionic polymer |
EP95939920A EP0791002A4 (en) | 1994-11-10 | 1995-11-13 | ANIONIC POLYMER |
MXPA/A/1997/003448A MXPA97003448A (es) | 1994-11-10 | 1997-05-09 | Polimero anionico |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT94TO000892A IT1267497B1 (it) | 1994-11-10 | 1994-11-10 | Polimero anionico, ad esempio di tipo superassorbente e relativo procedimento di produzione. |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO940892A0 ITTO940892A0 (it) | 1994-11-10 |
ITTO940892A1 ITTO940892A1 (it) | 1996-05-10 |
IT1267497B1 true IT1267497B1 (it) | 1997-02-05 |
Family
ID=11412882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT94TO000892A IT1267497B1 (it) | 1994-11-10 | 1994-11-10 | Polimero anionico, ad esempio di tipo superassorbente e relativo procedimento di produzione. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0791002A4 (it) |
JP (1) | JPH10509754A (it) |
KR (1) | KR970707137A (it) |
AU (1) | AU4156496A (it) |
CA (1) | CA2204889A1 (it) |
IT (1) | IT1267497B1 (it) |
WO (1) | WO1996015137A1 (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1395638A (zh) * | 2000-01-19 | 2003-02-05 | 韦尔豪泽公司 | 超吸收性的纤维素纤维 |
US6500947B1 (en) * | 2001-08-24 | 2002-12-31 | Weyerhaeuser Company | Superabsorbent polymer |
US7241836B2 (en) | 2004-12-29 | 2007-07-10 | Weyerhaeuser Co. | Method of crosslinking a mixture of carboxylated polymers using a triazine crosslinking activator |
US7393905B2 (en) | 2004-12-29 | 2008-07-01 | Weyerhaeuser Company | Crosslinked mixed carboxylated polymer network |
US7300965B2 (en) | 2004-12-29 | 2007-11-27 | Weyerhaeuser Company | Mixed polymer network |
US7541396B2 (en) | 2004-12-29 | 2009-06-02 | Weyerhaeuser Nr Company | Method for making carboxyalkyl cellulose |
US7230049B2 (en) | 2004-12-29 | 2007-06-12 | Weyerhaeuser Co. | Method of crosslinking a carboxylated polymer using a triazine crosslinking activator |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3589364A (en) * | 1968-03-14 | 1971-06-29 | Buckeye Cellulose Corp | Bibulous cellulosic fibers |
US3737406A (en) * | 1971-03-22 | 1973-06-05 | Alelio G D | Reactive epoxy-onium catalysts for synthesis of polyoxazolidones |
DE2519927C2 (de) * | 1975-05-05 | 1986-10-23 | Hoechst Ag, 6230 Frankfurt | Verfahren zum Herstellen von Wasser aufnehmenden, aber darin zu mehr als 50 Gew.-% unlöslichen Celluloseethern |
DE2520337A1 (de) * | 1975-05-07 | 1976-11-18 | Hoechst Ag | Verfahren zum herstellen von wasser aufnehmenden, aber darin unloeslichen celluloseaethern |
JPS5684701A (en) * | 1979-12-14 | 1981-07-10 | Kohjin Co Ltd | Production of absorbing material |
-
1994
- 1994-11-10 IT IT94TO000892A patent/IT1267497B1/it active IP Right Grant
-
1995
- 1995-11-13 JP JP8516257A patent/JPH10509754A/ja active Pending
- 1995-11-13 AU AU41564/96A patent/AU4156496A/en not_active Abandoned
- 1995-11-13 CA CA002204889A patent/CA2204889A1/en not_active Abandoned
- 1995-11-13 EP EP95939920A patent/EP0791002A4/en not_active Withdrawn
- 1995-11-13 KR KR1019970703147A patent/KR970707137A/ko not_active Application Discontinuation
- 1995-11-13 WO PCT/US1995/014729 patent/WO1996015137A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ITTO940892A1 (it) | 1996-05-10 |
ITTO940892A0 (it) | 1994-11-10 |
CA2204889A1 (en) | 1996-05-23 |
JPH10509754A (ja) | 1998-09-22 |
EP0791002A1 (en) | 1997-08-27 |
AU4156496A (en) | 1996-06-06 |
WO1996015137A1 (en) | 1996-05-23 |
MX9703448A (es) | 1998-07-31 |
KR970707137A (ko) | 1997-12-01 |
EP0791002A4 (en) | 1998-10-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971129 |