DK475689A - Kontaktlinse af tvaerbunden siloxan-urethan-polymer - Google Patents

Kontaktlinse af tvaerbunden siloxan-urethan-polymer Download PDF

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Publication number
DK475689A
DK475689A DK475689A DK475689A DK475689A DK 475689 A DK475689 A DK 475689A DK 475689 A DK475689 A DK 475689A DK 475689 A DK475689 A DK 475689A DK 475689 A DK475689 A DK 475689A
Authority
DK
Denmark
Prior art keywords
siloxan
urethan
bond
polymer
cross
Prior art date
Application number
DK475689A
Other languages
English (en)
Other versions
DK475689D0 (da
Inventor
Karl F Mueller
Paul Harisiades
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of DK475689D0 publication Critical patent/DK475689D0/da
Publication of DK475689A publication Critical patent/DK475689A/da

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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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/61—Polysiloxanes
    • 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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2270/00—Compositions for creating interpenetrating networks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/903—Interpenetrating network

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DK475689A 1988-09-28 1989-09-27 Kontaktlinse af tvaerbunden siloxan-urethan-polymer DK475689A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/250,200 US4983702A (en) 1988-09-28 1988-09-28 Crosslinked siloxane-urethane polymer contact lens

Publications (2)

Publication Number Publication Date
DK475689D0 DK475689D0 (da) 1989-09-27
DK475689A true DK475689A (da) 1990-03-29

Family

ID=22946713

Family Applications (1)

Application Number Title Priority Date Filing Date
DK475689A DK475689A (da) 1988-09-28 1989-09-27 Kontaktlinse af tvaerbunden siloxan-urethan-polymer

Country Status (16)

Country Link
US (2) US4983702A (da)
EP (1) EP0362145B1 (da)
JP (1) JP2898664B2 (da)
AR (1) AR245464A1 (da)
AT (1) ATE132514T1 (da)
AU (1) AU629244B2 (da)
BR (1) BR8904891A (da)
CA (1) CA1331068C (da)
DE (1) DE68925328T2 (da)
DK (1) DK475689A (da)
ES (1) ES2080758T3 (da)
GR (1) GR3018598T3 (da)
IE (1) IE70522B1 (da)
IL (1) IL91710A (da)
MX (1) MX17738A (da)
ZA (1) ZA897343B (da)

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Also Published As

Publication number Publication date
IE70522B1 (en) 1996-12-11
IE893090L (en) 1990-03-28
AU4172389A (en) 1990-04-05
ATE132514T1 (de) 1996-01-15
HK1005884A1 (en) 1999-01-29
EP0362145A2 (en) 1990-04-04
MX17738A (es) 1993-11-01
US5426158A (en) 1995-06-20
IL91710A (en) 1993-08-18
DE68925328D1 (de) 1996-02-15
EP0362145A3 (en) 1991-03-13
EP0362145B1 (en) 1996-01-03
JPH02115817A (ja) 1990-04-27
JP2898664B2 (ja) 1999-06-02
DE68925328T2 (de) 1996-09-05
GR3018598T3 (en) 1996-04-30
IL91710A0 (en) 1990-06-10
CA1331068C (en) 1994-07-26
ES2080758T3 (es) 1996-02-16
AR245464A1 (es) 1994-01-31
AU629244B2 (en) 1992-10-01
BR8904891A (pt) 1990-05-08
ZA897343B (en) 1990-06-27
US4983702A (en) 1991-01-08
DK475689D0 (da) 1989-09-27

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