WO2006040128B1 - Pva hydrogel - Google Patents
Pva hydrogelInfo
- Publication number
- WO2006040128B1 WO2006040128B1 PCT/EP2005/010931 EP2005010931W WO2006040128B1 WO 2006040128 B1 WO2006040128 B1 WO 2006040128B1 EP 2005010931 W EP2005010931 W EP 2005010931W WO 2006040128 B1 WO2006040128 B1 WO 2006040128B1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vinyl polymer
- providing
- steps
- gelation
- polymer solution
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/28—Treatment by wave energy or particle radiation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2329/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S524/916—Hydrogel compositions
Abstract
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2582779A CA2582779C (en) | 2004-10-12 | 2005-10-11 | Pva hydrogel |
JP2007535118A JP5237639B2 (en) | 2004-10-12 | 2005-10-11 | PVA hydrogel |
EP05806343A EP1812499B1 (en) | 2004-10-12 | 2005-10-11 | Method of preparation of radiation crosslinked polyvinyl hydrogels and its use |
AU2005293727A AU2005293727B2 (en) | 2004-10-12 | 2005-10-11 | PVA hydrogel |
US12/170,303 US7985781B2 (en) | 2004-10-12 | 2008-07-09 | PVA hydrogel |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/962,975 | 2004-10-12 | ||
US10/962,975 US7235592B2 (en) | 2004-10-12 | 2004-10-12 | PVA hydrogel |
EP05001009.9 | 2005-01-19 | ||
EP05001009A EP1647569A1 (en) | 2004-10-12 | 2005-01-19 | PVA hydrogel |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11577585 A-371-Of-International | 2005-10-11 | ||
US12/170,303 Continuation US7985781B2 (en) | 2004-10-12 | 2008-07-09 | PVA hydrogel |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2006040128A1 WO2006040128A1 (en) | 2006-04-20 |
WO2006040128B1 true WO2006040128B1 (en) | 2006-06-01 |
Family
ID=34933366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2005/010931 WO2006040128A1 (en) | 2004-10-12 | 2005-10-11 | Pva hydrogel |
Country Status (7)
Country | Link |
---|---|
US (2) | US7235592B2 (en) |
EP (2) | EP1647569A1 (en) |
JP (1) | JP5237639B2 (en) |
CN (1) | CN101111542A (en) |
AU (1) | AU2005293727B2 (en) |
CA (1) | CA2582779C (en) |
WO (1) | WO2006040128A1 (en) |
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- 2005-10-11 EP EP05806343A patent/EP1812499B1/en not_active Not-in-force
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EP1647569A1 (en) | 2006-04-19 |
EP1812499B1 (en) | 2012-06-13 |
US20060079597A1 (en) | 2006-04-13 |
JP2008515503A (en) | 2008-05-15 |
US7235592B2 (en) | 2007-06-26 |
CN101111542A (en) | 2008-01-23 |
AU2005293727A1 (en) | 2006-04-20 |
US20090131548A1 (en) | 2009-05-21 |
CA2582779A1 (en) | 2006-04-20 |
JP5237639B2 (en) | 2013-07-17 |
US7985781B2 (en) | 2011-07-26 |
AU2005293727B2 (en) | 2010-12-16 |
EP1812499A1 (en) | 2007-08-01 |
WO2006040128A1 (en) | 2006-04-20 |
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