MX17738A - Lentes de contacto a base de polimeros de siloxanouretano reticulado y procedimiento para su fabricacion. - Google Patents

Lentes de contacto a base de polimeros de siloxanouretano reticulado y procedimiento para su fabricacion.

Info

Publication number
MX17738A
MX17738A MX1773889A MX1773889A MX17738A MX 17738 A MX17738 A MX 17738A MX 1773889 A MX1773889 A MX 1773889A MX 1773889 A MX1773889 A MX 1773889A MX 17738 A MX17738 A MX 17738A
Authority
MX
Mexico
Prior art keywords
siloxanourethane
crosslined
polymers
procedure
manufacture
Prior art date
Application number
MX1773889A
Other languages
English (en)
Inventor
Karl F Mueller
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 MX17738A publication Critical patent/MX17738A/es

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
    • 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

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
MX1773889A 1988-09-28 1989-09-28 Lentes de contacto a base de polimeros de siloxanouretano reticulado y procedimiento para su fabricacion. MX17738A (es)

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 (1)

Publication Number Publication Date
MX17738A true MX17738A (es) 1993-11-01

Family

ID=22946713

Family Applications (1)

Application Number Title Priority Date Filing Date
MX1773889A MX17738A (es) 1988-09-28 1989-09-28 Lentes de contacto a base de polimeros de siloxanouretano reticulado y procedimiento para su fabricacion.

Country Status (16)

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

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Also Published As

Publication number Publication date
DE68925328T2 (de) 1996-09-05
DK475689D0 (da) 1989-09-27
ATE132514T1 (de) 1996-01-15
IL91710A (en) 1993-08-18
IE893090L (en) 1990-03-28
AR245464A1 (es) 1994-01-31
HK1005884A1 (en) 1999-01-29
AU629244B2 (en) 1992-10-01
BR8904891A (pt) 1990-05-08
EP0362145A3 (en) 1991-03-13
ES2080758T3 (es) 1996-02-16
US4983702A (en) 1991-01-08
ZA897343B (en) 1990-06-27
DK475689A (da) 1990-03-29
IE70522B1 (en) 1996-12-11
JPH02115817A (ja) 1990-04-27
IL91710A0 (en) 1990-06-10
EP0362145B1 (en) 1996-01-03
DE68925328D1 (de) 1996-02-15
US5426158A (en) 1995-06-20
GR3018598T3 (en) 1996-04-30
EP0362145A2 (en) 1990-04-04
JP2898664B2 (ja) 1999-06-02
AU4172389A (en) 1990-04-05
CA1331068C (en) 1994-07-26

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