ATA523278A - Verfahren zur herstellung von hydrogelen in form kugelfoermiger perlen groesseren durchmessers s - Google Patents

Verfahren zur herstellung von hydrogelen in form kugelfoermiger perlen groesseren durchmessers s

Info

Publication number
ATA523278A
ATA523278A AT0523278A AT523278A ATA523278A AT A523278 A ATA523278 A AT A523278A AT 0523278 A AT0523278 A AT 0523278A AT 523278 A AT523278 A AT 523278A AT A523278 A ATA523278 A AT A523278A
Authority
AT
Austria
Prior art keywords
larger diameter
producing hydrogels
spherical pearls
pearls
spherical
Prior art date
Application number
AT0523278A
Other languages
English (en)
Other versions
AT366066B (de
Original Assignee
Ciba Geigy Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of ATA523278A publication Critical patent/ATA523278A/de
Application granted granted Critical
Publication of AT366066B publication Critical patent/AT366066B/de

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)
AT0523278A 1977-07-20 1978-07-19 Verfahren zur herstellung von hydrogelen in form kugelfoermiger perlen groesseren durchmessers AT366066B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81740477A 1977-07-20 1977-07-20

Publications (2)

Publication Number Publication Date
ATA523278A true ATA523278A (de) 1981-07-15
AT366066B AT366066B (de) 1982-03-10

Family

ID=25223018

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0523278A AT366066B (de) 1977-07-20 1978-07-19 Verfahren zur herstellung von hydrogelen in form kugelfoermiger perlen groesseren durchmessers

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)

* Cited by examiner, † Cited by third party
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
EP0330614B1 (de) * 1988-02-26 1997-06-04 Novartis AG Benetzbares, biegsames, sauerstoffdurchlässiges, quellbares Polymer mit Polyoxyalkyleneinheiten in der Hauptkette und Kontaktlinse
EP0420988B1 (de) * 1989-03-23 1998-01-07 Nippon Shokubai Co., Ltd. Beschichtungszusammensetzung enthaltend vernetzte kugel- förmige Teilchen
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
EP1482994A1 (de) * 2002-03-11 2004-12-08 First Water Limited Saugfähige hydrogele
ES2318339T3 (es) * 2003-08-29 2009-05-01 Mayo Foundation For Medical Education And Research Agentes formadores de poros a base de hidrogel para la construccion de estructuras biodegradables.
EP1809678B1 (de) 2004-11-12 2013-05-22 Mayo Foundation for Medical Education and Research Photovernetzbare poly-(caprolacton-fumarate)
WO2006118987A1 (en) 2005-04-29 2006-11-09 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2862045D1 (en) 1982-11-11
EP0000507A1 (de) 1979-02-07
DK149002C (da) 1986-08-25
DK322778A (da) 1979-01-21
AT366066B (de) 1982-03-10
JPS5440891A (en) 1979-03-31
JPS614401B2 (de) 1986-02-10
ES471862A1 (es) 1979-02-01
EP0000507B1 (de) 1982-09-29
CA1136317A (en) 1982-11-23
DK149002B (da) 1985-12-16

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Legal Events

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ELJ Ceased due to non-payment of the annual fee