DE2862045D1 - Process for the production of hydrogels in the form of spherically shaped beads with larger diameters - Google Patents
Process for the production of hydrogels in the form of spherically shaped beads with larger diametersInfo
- Publication number
- DE2862045D1 DE2862045D1 DE7878100375T DE2862045T DE2862045D1 DE 2862045 D1 DE2862045 D1 DE 2862045D1 DE 7878100375 T DE7878100375 T DE 7878100375T DE 2862045 T DE2862045 T DE 2862045T DE 2862045 D1 DE2862045 D1 DE 2862045D1
- Authority
- DE
- Germany
- Prior art keywords
- hydrogels
- production
- spherically shaped
- larger diameters
- shaped beads
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
-
- 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
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/20—Esters of polyhydric alcohols or phenols, e.g. 2-hydroxyethyl (meth)acrylate or glycerol mono-(meth)acrylate
-
- 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
- C08F291/00—Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups C08F251/00 - C08F289/00
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Medicinal Preparation (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81740477A | 1977-07-20 | 1977-07-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2862045D1 true DE2862045D1 (en) | 1982-11-11 |
Family
ID=25223018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE7878100375T Expired DE2862045D1 (en) | 1977-07-20 | 1978-07-12 | Process for the production of hydrogels in the form of spherically shaped beads with larger diameters |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0000507B1 (de) |
JP (1) | JPS5440891A (de) |
AT (1) | AT366066B (de) |
CA (1) | CA1136317A (de) |
DE (1) | DE2862045D1 (de) |
DK (1) | DK149002C (de) |
ES (1) | ES471862A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4914170A (en) * | 1987-11-17 | 1990-04-03 | Rohm And Haas Company | Superabsorbent polymeric compositions and process for producing the same |
ES2102352T3 (es) * | 1988-02-26 | 1997-08-01 | Ciba Geigy Ag | Una lente de contacto humectable, flexible, permeable al oxigeno, hinchable y que contiene unidades de espina dorsal de polioxialquileno y uso de la misma. |
JP2783679B2 (ja) * | 1989-03-23 | 1998-08-06 | 株式会社日本触媒 | 塗料組成物 |
FR2759702B1 (fr) * | 1997-02-14 | 1999-04-02 | Essilor Int | Compositions polymerisables comprenant un oligomere urethane comme agent de reticulation, polymeres et polymeres hydrates obtenus a partir de ces compositions, et articles finis et semi-finis formes a partir de ces polymeres |
US20060015083A1 (en) * | 2002-03-11 | 2006-01-19 | Munro Hugh S | Absorbent hydrogels |
EP1664168B1 (de) * | 2003-08-29 | 2008-12-03 | Mayo Foundation for Medical Education and Research | Hydrogel-porenbildner zur herstellung von biologisch abbaubaren gerüsten |
AU2005304567B2 (en) | 2004-11-12 | 2011-10-27 | Mayo Foundation For Medical Education And Research | Photocrosslinkable poly(caprolactone fumarate) |
AU2006242487B2 (en) | 2005-04-29 | 2011-12-01 | Mayo Foundation For Medical Education And Research | Hydrophilic/hydrophobic polymer networks based on poly(caprolactone fumarate), poly(ethylene glycol fumarate), and copolymers thereof |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2801992A (en) * | 1953-08-19 | 1957-08-06 | Distillers Co Yeast Ltd | Suspension stabilizer of magnesium hydroxide and excess alkali |
CH616694A5 (en) * | 1974-06-27 | 1980-04-15 | Ciba Geigy Ag | Process for the preparation of crosslinked, water-insoluble, hydrophilic copolymers |
-
1978
- 1978-07-12 EP EP78100375A patent/EP0000507B1/de not_active Expired
- 1978-07-12 DE DE7878100375T patent/DE2862045D1/de not_active Expired
- 1978-07-18 CA CA000307599A patent/CA1136317A/en not_active Expired
- 1978-07-19 DK DK322778A patent/DK149002C/da not_active IP Right Cessation
- 1978-07-19 AT AT0523278A patent/AT366066B/de not_active IP Right Cessation
- 1978-07-19 ES ES471862A patent/ES471862A1/es not_active Expired
- 1978-07-20 JP JP8778278A patent/JPS5440891A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DK322778A (da) | 1979-01-21 |
AT366066B (de) | 1982-03-10 |
DK149002C (da) | 1986-08-25 |
CA1136317A (en) | 1982-11-23 |
JPS614401B2 (de) | 1986-02-10 |
EP0000507B1 (de) | 1982-09-29 |
ES471862A1 (es) | 1979-02-01 |
DK149002B (da) | 1985-12-16 |
JPS5440891A (en) | 1979-03-31 |
ATA523278A (de) | 1981-07-15 |
EP0000507A1 (de) | 1979-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |