CA1267492A - Hydrophilic copolymer suitable above all for contact lenses and medical purposes and a method of its preparation - Google Patents

Hydrophilic copolymer suitable above all for contact lenses and medical purposes and a method of its preparation

Info

Publication number
CA1267492A
CA1267492A CA000514998A CA514998A CA1267492A CA 1267492 A CA1267492 A CA 1267492A CA 000514998 A CA000514998 A CA 000514998A CA 514998 A CA514998 A CA 514998A CA 1267492 A CA1267492 A CA 1267492A
Authority
CA
Canada
Prior art keywords
mixture
glycol dimethacrylate
water
con
hema
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
CA000514998A
Other languages
English (en)
French (fr)
Inventor
Otto Wichterle
Zuzana Krcova
Jiri Michalek
Jiri Vacik
Jiri Vodnansky
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
Application granted granted Critical
Publication of CA1267492A publication Critical patent/CA1267492A/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
    • C08F220/20—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)
CA000514998A 1985-07-31 1986-07-30 Hydrophilic copolymer suitable above all for contact lenses and medical purposes and a method of its preparation Expired - Fee Related CA1267492A (en)

Applications Claiming Priority (2)

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
CSPV5585-85 1985-07-31

Publications (1)

Publication Number Publication Date
CA1267492A true CA1267492A (en) 1990-04-03

Family

ID=5401021

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000514998A Expired - Fee Related CA1267492A (en) 1985-07-31 1986-07-30 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 (ja)
CA (1) CA1267492A (ja)
CS (1) CS252224B1 (ja)
DE (1) DE3625869C2 (ja)
FR (1) FR2585710B1 (ja)
GB (1) GB2178435B (ja)
IT (1) IT1213463B (ja)

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
AU2966595A (en) * 1994-07-26 1996-02-22 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 (de) * 1963-09-07 1971-06-24 Czeskoslovenska akademie ved , Prag Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen
DE2020329C3 (de) * 1969-05-13 1974-07-25 Ceskoslovenska Akademie Ved, Prag Verfahren zur Herstellung spärlich vernetzter, glasklarer, quellfähiger, nicht formbeständiger Hydrogele
US3839304A (en) * 1973-02-12 1974-10-01 American Optical Corp Soft contact lens and method of production thereof
DE2364856C3 (de) * 1973-12-28 1980-10-02 Teroson Gmbh, 6900 Heidelberg Feuchtigkeitshärtende, lösungsmittelfreie Dichtungsmasse auf Basis von Organopolysiloxanen und Silikonöl
US4038264A (en) * 1974-01-07 1977-07-26 National Patent Development Corporation Hema copolymers having high oxygen permeability
JPS543738B2 (ja) * 1974-05-27 1979-02-26

Also Published As

Publication number Publication date
IT1213463B (it) 1989-12-20
JPS6254709A (ja) 1987-03-10
DE3625869A1 (de) 1987-02-05
FR2585710A1 (fr) 1987-02-06
GB8617318D0 (en) 1986-08-20
GB2178435B (en) 1989-12-13
CS558585A1 (en) 1987-01-15
IT8621262A0 (it) 1986-07-25
GB2178435A (en) 1987-02-11
DE3625869C2 (de) 1994-08-04
FR2585710B1 (fr) 1990-08-03
CS252224B1 (en) 1987-08-13

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Legal Events

Date Code Title Description
MKLA Lapsed