GB8617318D0 - Hydrophilic copolymer - Google Patents

Hydrophilic copolymer

Info

Publication number
GB8617318D0
GB8617318D0 GB868617318A GB8617318A GB8617318D0 GB 8617318 D0 GB8617318 D0 GB 8617318D0 GB 868617318 A GB868617318 A GB 868617318A GB 8617318 A GB8617318 A GB 8617318A GB 8617318 D0 GB8617318 D0 GB 8617318D0
Authority
GB
United Kingdom
Prior art keywords
hydrophilic copolymer
hydrophilic
copolymer
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.)
Granted
Application number
GB868617318A
Other versions
GB2178435B (en
GB2178435A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Czech Academy of Sciences CAS
Original Assignee
Czech Academy of Sciences CAS
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 Czech Academy of Sciences CAS filed Critical Czech Academy of Sciences CAS
Publication of GB8617318D0 publication Critical patent/GB8617318D0/en
Publication of GB2178435A publication Critical patent/GB2178435A/en
Application granted granted Critical
Publication of GB2178435B publication Critical patent/GB2178435B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses
    • 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
    • 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
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
    • C08F220/282—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing two or more oxygen atoms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Eyeglasses (AREA)
  • Materials For Medical Uses (AREA)
GB8617318A 1985-07-31 1986-07-16 Hydrophilic copolymer suitable above all for contact lenses and medical purposes and a method of its preparation Expired GB2178435B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS855585A CS252224B1 (en) 1985-07-31 1985-07-31 Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion

Publications (3)

Publication Number Publication Date
GB8617318D0 true GB8617318D0 (en) 1986-08-20
GB2178435A GB2178435A (en) 1987-02-11
GB2178435B GB2178435B (en) 1989-12-13

Family

ID=5401021

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8617318A Expired GB2178435B (en) 1985-07-31 1986-07-16 Hydrophilic copolymer suitable above all for contact lenses and medical purposes and a method of its preparation

Country Status (7)

Country Link
JP (1) JPS6254709A (en)
CA (1) CA1267492A (en)
CS (1) CS252224B1 (en)
DE (1) DE3625869C2 (en)
FR (1) FR2585710B1 (en)
GB (1) GB2178435B (en)
IT (1) IT1213463B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS256437B1 (en) * 1985-09-04 1988-04-15 Otto Wichterle Hydrophilic copolymer especially for contact lenses and medicinal application and method of its production
CS257979B1 (en) * 1986-06-24 1988-07-15 Otto Wichterle Hydrophilic copolymer and method of its production
US4871785A (en) * 1986-08-13 1989-10-03 Michael Froix Clouding-resistant contact lens compositions
US5256751A (en) * 1993-02-08 1993-10-26 Vistakon, Inc. Ophthalmic lens polymer incorporating acyclic monomer
WO1996003666A1 (en) * 1994-07-26 1996-02-08 Bausch & Lomb Incorporated Method of polymerizing methacrylate-based compositions
AU2015201371A1 (en) * 2014-03-31 2015-10-15 Johnson & Johnson Vision Care, Inc. Silicone acrylamide copolymer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB814009A (en) * 1956-04-24 1959-05-27 Otto Wichterle Three-dimensional hydrophilic high polymeric articles
US3220960A (en) * 1960-12-21 1965-11-30 Wichterle Otto Cross-linked hydrophilic polymers and articles made therefrom
DE1495381B2 (en) * 1963-09-07 1971-06-24 Czeskoslovenska akademie ved , Prag METHOD FOR MANUFACTURING CONTACT LENSES OR CONTACT LENS BLOCKS FROM SWELLABLE HYDROGELS
DE2020329C3 (en) * 1969-05-13 1974-07-25 Ceskoslovenska Akademie Ved, Prag Process for the production of sparsely cross-linked, crystal-clear, swellable, non-dimensionally stable hydrogels
US3839304A (en) * 1973-02-12 1974-10-01 American Optical Corp Soft contact lens and method of production thereof
DE2364856C3 (en) * 1973-12-28 1980-10-02 Teroson Gmbh, 6900 Heidelberg Moisture-curing, solvent-free sealing compound based on organopolysiloxanes and silicone oil
US4038264A (en) * 1974-01-07 1977-07-26 National Patent Development Corporation Hema copolymers having high oxygen permeability
JPS543738B2 (en) * 1974-05-27 1979-02-26

Also Published As

Publication number Publication date
IT8621262A0 (en) 1986-07-25
GB2178435B (en) 1989-12-13
GB2178435A (en) 1987-02-11
DE3625869A1 (en) 1987-02-05
FR2585710B1 (en) 1990-08-03
JPS6254709A (en) 1987-03-10
IT1213463B (en) 1989-12-20
CS252224B1 (en) 1987-08-13
CA1267492A (en) 1990-04-03
DE3625869C2 (en) 1994-08-04
FR2585710A1 (en) 1987-02-06
CS558585A1 (en) 1987-01-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020716