GB2181440B - Hydrophilic copolymer suitable for contact lenses and medical application and a method for producing thereof - Google Patents

Hydrophilic copolymer suitable for contact lenses and medical application and a method for producing thereof

Info

Publication number
GB2181440B
GB2181440B GB8621275A GB8621275A GB2181440B GB 2181440 B GB2181440 B GB 2181440B GB 8621275 A GB8621275 A GB 8621275A GB 8621275 A GB8621275 A GB 8621275A GB 2181440 B GB2181440 B GB 2181440B
Authority
GB
United Kingdom
Prior art keywords
producing
contact lenses
medical application
hydrophilic copolymer
copolymer suitable
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 - Fee Related
Application number
GB8621275A
Other versions
GB8621275D0 (en
GB2181440A (en
Inventor
Otto Wichterle
Jiri Vacik
Jiri Michalek
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 GB8621275D0 publication Critical patent/GB8621275D0/en
Publication of GB2181440A publication Critical patent/GB2181440A/en
Application granted granted Critical
Publication of GB2181440B publication Critical patent/GB2181440B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08F220/26—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
GB8621275A 1985-09-04 1986-09-03 Hydrophilic copolymer suitable for contact lenses and medical application and a method for producing thereof Expired - Fee Related GB2181440B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS856341A CS256437B1 (en) 1985-09-04 1985-09-04 Hydrophilic copolymer especially for contact lenses and medicinal application and method of its production

Publications (3)

Publication Number Publication Date
GB8621275D0 GB8621275D0 (en) 1986-10-08
GB2181440A GB2181440A (en) 1987-04-23
GB2181440B true GB2181440B (en) 1990-04-25

Family

ID=5410226

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8621275A Expired - Fee Related GB2181440B (en) 1985-09-04 1986-09-03 Hydrophilic copolymer suitable for contact lenses and medical application and a method for producing thereof

Country Status (7)

Country Link
JP (1) JPS62116616A (en)
CA (1) CA1293577C (en)
CS (1) CS256437B1 (en)
DE (1) DE3630187A1 (en)
FR (1) FR2586690B1 (en)
GB (1) GB2181440B (en)
IT (1) IT1197469B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1075022C (en) * 1994-08-05 2001-11-21 康沃尔西药服务有限公司 Container for moisture-sensitive material
AU711609B2 (en) * 1994-08-05 1999-10-14 West Pharmaceutical Services Cornwall Limited Container for moisture-sensitive material
DE10035119A1 (en) 2000-07-19 2002-01-31 Basf Ag Partially branched polymers

Citations (10)

* 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
GB1035877A (en) * 1963-09-07 1966-07-13 Ceskoslovenska Akademie Ved Method of manufacturing contact lenses from hydrogels capable of swelling
GB1291650A (en) * 1969-03-04 1972-10-04 Ceskoslovenska Akademie Ved Method of preparing novel hydrophilic copolymers with low softening points
GB1424587A (en) * 1973-02-27 1976-02-11 Union Optics Corp Copolymers and hydrogels of unsaturated esters
GB1435966A (en) * 1972-05-02 1976-05-19 Ceskoslovenska Akademie Ved Process for producing hydrophilic polymers containing -cn groups
GB1495043A (en) * 1974-05-27 1977-12-14 Hoya Lens Co Ltd Soft contact lenses and a process and composition for use in their manufacture
GB1569493A (en) * 1976-02-25 1980-06-18 Hoya Lens Corp Process of producing soft contact lenses
GB1593659A (en) * 1976-11-26 1981-07-22 American Optical Corp Hydrophilic copolymers
EP0100381A1 (en) * 1982-07-30 1984-02-15 Hoya Corporation Soft contact lens
GB2178435A (en) * 1985-07-31 1987-02-11 Ceskoslovenska Akademie Ved Hydrophilic copolymer suitable for contact lenses and medical purposes

Patent Citations (10)

* 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
GB1035877A (en) * 1963-09-07 1966-07-13 Ceskoslovenska Akademie Ved Method of manufacturing contact lenses from hydrogels capable of swelling
GB1291650A (en) * 1969-03-04 1972-10-04 Ceskoslovenska Akademie Ved Method of preparing novel hydrophilic copolymers with low softening points
GB1435966A (en) * 1972-05-02 1976-05-19 Ceskoslovenska Akademie Ved Process for producing hydrophilic polymers containing -cn groups
GB1424587A (en) * 1973-02-27 1976-02-11 Union Optics Corp Copolymers and hydrogels of unsaturated esters
GB1495043A (en) * 1974-05-27 1977-12-14 Hoya Lens Co Ltd Soft contact lenses and a process and composition for use in their manufacture
GB1569493A (en) * 1976-02-25 1980-06-18 Hoya Lens Corp Process of producing soft contact lenses
GB1593659A (en) * 1976-11-26 1981-07-22 American Optical Corp Hydrophilic copolymers
EP0100381A1 (en) * 1982-07-30 1984-02-15 Hoya Corporation Soft contact lens
GB2178435A (en) * 1985-07-31 1987-02-11 Ceskoslovenska Akademie Ved Hydrophilic copolymer suitable for contact lenses and medical purposes

Also Published As

Publication number Publication date
JPS62116616A (en) 1987-05-28
IT8621585A0 (en) 1986-09-03
DE3630187A1 (en) 1987-03-05
CS256437B1 (en) 1988-04-15
CA1293577C (en) 1991-12-24
IT1197469B (en) 1988-11-30
FR2586690B1 (en) 1991-11-29
GB8621275D0 (en) 1986-10-08
GB2181440A (en) 1987-04-23
FR2586690A1 (en) 1987-03-06
CS634185A1 (en) 1987-09-17

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Legal Events

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

Effective date: 19930903