CA1293586C - Hydrophilic copolymer and a method for its production - Google Patents

Hydrophilic copolymer and a method for its production

Info

Publication number
CA1293586C
CA1293586C CA000540374A CA540374A CA1293586C CA 1293586 C CA1293586 C CA 1293586C CA 000540374 A CA000540374 A CA 000540374A CA 540374 A CA540374 A CA 540374A CA 1293586 C CA1293586 C CA 1293586C
Authority
CA
Canada
Prior art keywords
mixture
water
monomers
amount
hydroxyethoxy
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 - Lifetime
Application number
CA000540374A
Other languages
English (en)
French (fr)
Inventor
Otto Wichterle
Jiri Michalek
Zuzana Krcova
Jiri Vodnansky
Jiri Vacik
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 CA1293586C publication Critical patent/CA1293586C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Materials For Medical Uses (AREA)
  • Eyeglasses (AREA)
CA000540374A 1986-06-24 1987-06-23 Hydrophilic copolymer and a method for its production Expired - Lifetime CA1293586C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CS864639A CS257979B1 (en) 1986-06-24 1986-06-24 Hydrophilic copolymer and method of its production
CSPV4639-86 1986-06-24

Publications (1)

Publication Number Publication Date
CA1293586C true CA1293586C (en) 1991-12-24

Family

ID=5389619

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000540374A Expired - Lifetime CA1293586C (en) 1986-06-24 1987-06-23 Hydrophilic copolymer and a method for its production

Country Status (7)

Country Link
JP (1) JPS6322811A (cs)
CA (1) CA1293586C (cs)
CS (1) CS257979B1 (cs)
DE (1) DE3720884C2 (cs)
FR (1) FR2600658B1 (cs)
GB (1) GB2196973B (cs)
IT (1) IT1205164B (cs)

Families Citing this family (10)

* 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
JPH0660042B2 (ja) * 1989-04-24 1994-08-10 株式会社エヌエムビー セメント組成物の流動性低下防止剤およびセメント添加剤
US5464897A (en) * 1991-12-30 1995-11-07 Ppg Industries, Inc. Aqueous fluoropolymer dispersions
US5342878A (en) * 1991-12-30 1994-08-30 Ppg Industries, Inc. Base neutralized, stable, aqueous dispersion of a hydroxyl functional acrylic polymer and coating compositions prepared therefrom
US5641829A (en) * 1991-12-30 1997-06-24 Ppg Industries, Inc. Coating compositions prepared from base neutralized, stable aqueous dispersion of hydroxyl functional acrylic polymers
US6267784B1 (en) 1998-05-01 2001-07-31 Benz Research And Development Corporation Intraocular lens and haptics made of a copolymer
US6096799A (en) 1998-05-07 2000-08-01 Benz Research & Development Corporation Contact lens of high water content and high water balance
US6686431B2 (en) 2000-11-01 2004-02-03 Avery Dennison Corporation Optical coating having low refractive index
US7387642B2 (en) 2005-04-13 2008-06-17 Benz Research And Development Corporation Polymers for intraocular lenses
US7750079B2 (en) * 2005-08-09 2010-07-06 Coopervision International Holding Company, Lp Compositions and methods for producing silicone hydrogel contact lenses

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3985697A (en) * 1972-10-18 1976-10-12 Uroptics International Incorporated Hydrophilic contact lens material
JPS52102748A (en) * 1976-02-25 1977-08-29 Hoya Lens Co Ltd Method of manufacturing soft contact lens
GB1534607A (en) * 1976-08-12 1978-12-06 Tre Corp Hydrophilic contact lens material
GB2036765B (en) * 1978-11-30 1983-01-19 Global Vision Ltd Soft contact lenses
DE3170785D1 (en) * 1980-01-10 1985-07-11 Coopervision Inc Cross-linked polymers for contact lenses
PL134871B1 (en) * 1982-05-31 1985-09-30 Polska Akademia Nauk Zaklad Method of obtaining a polymer for making soft contact lenses
CS252224B1 (en) * 1985-07-31 1987-08-13 Otto Wichterle Hydrophilic copolymer suitable eapecially for contact lenses and medicinal utilization and method of its producion

Also Published As

Publication number Publication date
GB8713892D0 (en) 1987-07-22
DE3720884A1 (de) 1988-01-14
IT8720985A0 (it) 1987-06-22
GB2196973A (en) 1988-05-11
IT1205164B (it) 1989-03-15
FR2600658A1 (fr) 1987-12-31
FR2600658B1 (fr) 1993-01-08
GB2196973B (en) 1991-01-02
DE3720884C2 (de) 1998-03-12
JPS6322811A (ja) 1988-01-30
CS257979B1 (en) 1988-07-15

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