CA2121579A1 - Wettable Silicone Hydrogel Compositions and Methods for Their Manufacture - Google Patents

Wettable Silicone Hydrogel Compositions and Methods for Their Manufacture

Info

Publication number
CA2121579A1
CA2121579A1 CA 2121579 CA2121579A CA2121579A1 CA 2121579 A1 CA2121579 A1 CA 2121579A1 CA 2121579 CA2121579 CA 2121579 CA 2121579 A CA2121579 A CA 2121579A CA 2121579 A1 CA2121579 A1 CA 2121579A1
Authority
CA
Canada
Prior art keywords
manufacture
methods
silicone hydrogel
hydrogel compositions
wettable silicone
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
CA 2121579
Other languages
French (fr)
Other versions
CA2121579C (en
Inventor
Yu-Chin Lay
Gary D. Friends
Paul L. Valint, Jr.
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.)
Bausch and Lomb Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2121579A1 publication Critical patent/CA2121579A1/en
Application granted granted Critical
Publication of CA2121579C publication Critical patent/CA2121579C/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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C08F290/068—Polysiloxanes

Abstract

Improved silicone-containing hydrogels are disclosed with enhanced wettability comprising a silicone-containing monomer, hydrophilic monomers, and a relatively non-polar ring-containing monomer able to be converted to a highly polar amino acid upon hydration.
CA002121579A 1991-11-05 1992-11-03 Wettable silicone hydrogel compositions and methods for their manufacture Expired - Fee Related CA2121579C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US78806791A 1991-11-05 1991-11-05
US07/788,067 1991-11-05
US07/922,594 US5352714A (en) 1991-11-05 1992-07-30 Wettable silicone hydrogel compositions and methods for their manufacture
US07/922,594 1992-07-30
PCT/US1992/009541 WO1993009155A1 (en) 1991-11-05 1992-11-03 Wettable silicone hydrogel compositions and methods for their manufacture

Publications (2)

Publication Number Publication Date
CA2121579A1 true CA2121579A1 (en) 1993-05-13
CA2121579C CA2121579C (en) 1999-10-12

Family

ID=27120736

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002121579A Expired - Fee Related CA2121579C (en) 1991-11-05 1992-11-03 Wettable silicone hydrogel compositions and methods for their manufacture

Country Status (11)

Country Link
US (1) US5352714A (en)
EP (1) EP0611380B1 (en)
JP (1) JPH07505170A (en)
CN (1) CN1035822C (en)
AU (1) AU3066592A (en)
BR (1) BR9206890A (en)
CA (1) CA2121579C (en)
DE (1) DE69211707T2 (en)
ES (1) ES2090711T3 (en)
MX (1) MX9206380A (en)
WO (1) WO1993009155A1 (en)

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Also Published As

Publication number Publication date
CN1035822C (en) 1997-09-10
BR9206890A (en) 1995-05-02
ES2090711T3 (en) 1996-10-16
DE69211707D1 (en) 1996-07-25
CA2121579C (en) 1999-10-12
MX9206380A (en) 1994-03-31
DE69211707T2 (en) 1997-01-30
JPH07505170A (en) 1995-06-08
US5352714A (en) 1994-10-04
EP0611380B1 (en) 1996-06-19
AU3066592A (en) 1993-06-07
CN1072696A (en) 1993-06-02
EP0611380A1 (en) 1994-08-24
WO1993009155A1 (en) 1993-05-13

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