ZA200403357B - Method for crosslinking hydrogels with morpholine-2,3-diones. - Google Patents
Method for crosslinking hydrogels with morpholine-2,3-diones. Download PDFInfo
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- ZA200403357B ZA200403357B ZA200403357A ZA200403357A ZA200403357B ZA 200403357 B ZA200403357 B ZA 200403357B ZA 200403357 A ZA200403357 A ZA 200403357A ZA 200403357 A ZA200403357 A ZA 200403357A ZA 200403357 B ZA200403357 B ZA 200403357B
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- South Africa
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- weight
- crosslinker
- water
- matter
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- 239000011976 maleic acid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
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- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Dispersion Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Hematology (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Colloid Chemistry (AREA)
- Wrappers (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10149267 | 2001-10-05 |
Publications (1)
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|---|---|
| ZA200403357B true ZA200403357B (en) | 2005-05-04 |
Family
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Family Applications (1)
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| ZA200403357A ZA200403357B (en) | 2001-10-05 | 2004-05-04 | Method for crosslinking hydrogels with morpholine-2,3-diones. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US7183360B2 (es) |
| EP (1) | EP1436335B1 (es) |
| JP (1) | JP2005504865A (es) |
| KR (1) | KR20040040487A (es) |
| CN (1) | CN1305914C (es) |
| AT (1) | ATE287904T1 (es) |
| BR (1) | BR0212952A (es) |
| DE (1) | DE50202149D1 (es) |
| WO (1) | WO2003031482A1 (es) |
| ZA (1) | ZA200403357B (es) |
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| MXPA06001298A (es) | 2003-08-06 | 2006-04-11 | Procter & Gamble | Estructuras absorbentes que comprenden material recubierto dilatable en agua. |
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| CA2534285C (en) * | 2003-08-06 | 2010-10-12 | The Procter & Gamble Company | Coated water-swellable material |
| EP1518567B1 (en) * | 2003-09-25 | 2017-06-28 | The Procter & Gamble Company | Absorbent articles comprising fluid acquisition zones with coated superabsorbent particles |
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| DE102004038015A1 (de) | 2004-08-04 | 2006-03-16 | Basf Ag | Verfahren zur Nachvernetzung wasserabsorbierender Polymere mit zyklischen Carba-maten und/oder zyklischen Harnstoffen |
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| WO2020064411A1 (de) | 2018-09-28 | 2020-04-02 | Basf Se | Verfahren zur herstellung von superabsorbern |
| WO2020089013A1 (en) | 2018-10-29 | 2020-05-07 | Basf Se | Process for producing long-term color stable superabsorbent polymer particles |
| US10793667B2 (en) | 2019-02-07 | 2020-10-06 | Covestro Deutschland Ag | Curable compositions, products and articles formed therefrom, and methods of forming the same |
| US20200299466A1 (en) * | 2019-03-03 | 2020-09-24 | Massachusetts Institute Of Technology | Pure conducting polymer hydrogel and hydrogel precursor materials having extraordinary electrical, mechanical and swelling properties and methods of making |
| US20230364584A1 (en) | 2020-09-17 | 2023-11-16 | Basf Se | Process for producing superabsorbent polymer particles |
| US20240091073A1 (en) | 2022-09-08 | 2024-03-21 | The Procter & Gamble Company | Disposable absorbent pants with elasticized waist panel structure and obscuring print patterns |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2723247A (en) * | 1951-10-30 | 1955-11-08 | Eastman Kodak Co | Ethylene oxamates and acrylonitrile polymer solutions in same |
| JPS6018690B2 (ja) | 1981-12-30 | 1985-05-11 | 住友精化株式会社 | 吸水性樹脂の吸水性改良方法 |
| JPS58180233A (ja) | 1982-04-19 | 1983-10-21 | Nippon Shokubai Kagaku Kogyo Co Ltd | 吸収剤 |
| DE3822490A1 (de) | 1988-07-02 | 1990-01-04 | Hoechst Ag | Waessrige loesungen von polyamidoamin-epichlorhyrin-harzen, verfahren zu ihrer herstellung und ihre verwendung |
| JPH02262549A (ja) * | 1988-11-11 | 1990-10-25 | Nippon Paint Co Ltd | オキサミン酸基含有化合物 |
| CA2004864A1 (en) | 1988-12-08 | 1990-06-08 | Kinya Nagasuna | Method for production of absorbent resin excelling in durability |
| ES2097235T3 (es) | 1991-09-03 | 1997-04-01 | Hoechst Celanese Corp | Polimero superabsorbente que tiene propiedades de absorcion mejoradas. |
| DE4138408A1 (de) | 1991-11-22 | 1993-05-27 | Cassella Ag | Hydrophile, hochquellfaehige hydrogele |
| US5385983A (en) | 1992-11-12 | 1995-01-31 | The Dow Chemical Company | Process for preparing a water-absorbent polymer |
| DE19807502B4 (de) * | 1998-02-21 | 2004-04-08 | Basf Ag | Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxazolidinonen, daraus hergestellte Hydrogele und deren Verwendung |
| US6503979B1 (en) * | 1998-02-26 | 2003-01-07 | Basf Aktiengesellschaft | Method for cross-linking hydrogels with bis- and poly-2-oxazolidinones |
| DE19854574A1 (de) | 1998-11-26 | 2000-05-31 | Basf Ag | Verfahren zur Nachvernetzung von Hydrogelen mit N-Acyl-2-Oxazolidinonen |
| DE19854573A1 (de) * | 1998-11-26 | 2000-05-31 | Basf Ag | Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxo-tetrahydro-1,3-oxazinen |
| AUPP751198A0 (en) | 1998-12-04 | 1999-01-07 | Csl Limited | Purification of A1-proteinase inhibitor |
| US6239230B1 (en) | 1999-09-07 | 2001-05-29 | Bask Aktiengesellschaft | Surface-treated superabsorbent polymer particles |
-
2002
- 2002-09-27 KR KR10-2004-7004893A patent/KR20040040487A/ko not_active Application Discontinuation
- 2002-09-27 WO PCT/EP2002/010866 patent/WO2003031482A1/de active IP Right Grant
- 2002-09-27 US US10/491,204 patent/US7183360B2/en not_active Expired - Fee Related
- 2002-09-27 DE DE50202149T patent/DE50202149D1/de not_active Expired - Lifetime
- 2002-09-27 JP JP2003534464A patent/JP2005504865A/ja not_active Withdrawn
- 2002-09-27 CN CNB028194098A patent/CN1305914C/zh not_active Expired - Fee Related
- 2002-09-27 BR BR0212952-3A patent/BR0212952A/pt not_active IP Right Cessation
- 2002-09-27 EP EP02777242A patent/EP1436335B1/de not_active Expired - Lifetime
- 2002-09-27 AT AT02777242T patent/ATE287904T1/de not_active IP Right Cessation
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2004
- 2004-05-04 ZA ZA200403357A patent/ZA200403357B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN1305914C (zh) | 2007-03-21 |
| EP1436335B1 (de) | 2005-01-26 |
| US7183360B2 (en) | 2007-02-27 |
| ATE287904T1 (de) | 2005-02-15 |
| US20040231065A1 (en) | 2004-11-25 |
| WO2003031482A1 (de) | 2003-04-17 |
| JP2005504865A (ja) | 2005-02-17 |
| BR0212952A (pt) | 2004-10-13 |
| CN1561348A (zh) | 2005-01-05 |
| KR20040040487A (ko) | 2004-05-12 |
| EP1436335A1 (de) | 2004-07-14 |
| DE50202149D1 (de) | 2005-03-03 |
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