CA2014211A1 - Prepolymers useful in biomedical devices - Google Patents

Prepolymers useful in biomedical devices

Info

Publication number
CA2014211A1
CA2014211A1 CA2014211A CA2014211A CA2014211A1 CA 2014211 A1 CA2014211 A1 CA 2014211A1 CA 2014211 A CA2014211 A CA 2014211A CA 2014211 A CA2014211 A CA 2014211A CA 2014211 A1 CA2014211 A1 CA 2014211A1
Authority
CA
Canada
Prior art keywords
biomedical devices
prepolymers useful
useful
prepolymers
biomedical
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
CA2014211A
Other languages
French (fr)
Other versions
CA2014211C (en
Inventor
Yu-Chin Lai
Louis J. Baccei
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
Bausch and Lomb Inc
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 Bausch and Lomb Inc filed Critical Bausch and Lomb Inc
Publication of CA2014211A1 publication Critical patent/CA2014211A1/en
Application granted granted Critical
Publication of CA2014211C publication Critical patent/CA2014211C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • 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
    • C08F299/00—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
    • C08F299/02—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
    • C08F299/06—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates from polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/67—Unsaturated compounds having active hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/61—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/67—Unsaturated compounds having active hydrogen
    • C08G18/671—Unsaturated compounds having only one group containing active hydrogen
    • C08G18/672—Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/42—Block-or graft-polymers containing polysiloxane sequences
    • C08G77/458—Block-or graft-polymers containing polysiloxane sequences containing polyurethane sequences
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04—Contact lenses for the eyes

Abstract

A novel polyurethane based prepolymer useful in biomedical devices which provides high oxygen permeability and superior physical properties.
CA002014211A 1989-06-07 1990-04-09 Prepolymers useful in biomedical devices Expired - Fee Related CA2014211C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US363,662 1989-06-07
US07/363,662 US5034461A (en) 1989-06-07 1989-06-07 Novel prepolymers useful in biomedical devices

Publications (2)

Publication Number Publication Date
CA2014211A1 true CA2014211A1 (en) 1990-12-07
CA2014211C CA2014211C (en) 1998-07-07

Family

ID=23431152

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002014211A Expired - Fee Related CA2014211C (en) 1989-06-07 1990-04-09 Prepolymers useful in biomedical devices

Country Status (12)

Country Link
US (6) US5034461A (en)
EP (1) EP0401990B1 (en)
JP (1) JP2993646B2 (en)
KR (1) KR0179995B1 (en)
AU (1) AU623258B2 (en)
BR (1) BR9002657A (en)
CA (1) CA2014211C (en)
DE (1) DE69021282T2 (en)
ES (1) ES2077646T3 (en)
HK (1) HK1001566A1 (en)
IE (1) IE68421B1 (en)
MX (2) MX171110B (en)

Families Citing this family (542)

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DE69021282D1 (en) 1995-09-07
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EP0401990B1 (en) 1995-08-02
US5034461A (en) 1991-07-23
US20030157141A1 (en) 2003-08-21
US6596294B2 (en) 2003-07-22
ES2077646T3 (en) 1995-12-01
US6312706B1 (en) 2001-11-06
EP0401990A3 (en) 1992-01-22
DE69021282T2 (en) 1996-07-25
EP0401990A2 (en) 1990-12-12
BR9002657A (en) 1991-08-20
AU623258B2 (en) 1992-05-07
HK1001566A1 (en) 1998-06-26
JP2993646B2 (en) 1999-12-20
KR0179995B1 (en) 1999-05-15
US20020037271A1 (en) 2002-03-28
AU5585390A (en) 1990-12-13
US6858218B2 (en) 2005-02-22
IE68421B1 (en) 1996-06-12
JPH0335014A (en) 1991-02-15
US20050100579A1 (en) 2005-05-12
CA2014211C (en) 1998-07-07
US20060105047A1 (en) 2006-05-18
KR910000835A (en) 1991-01-30
MX171110B (en) 1993-09-30

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