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ES2080758T3 - Lente de contacto de polimero de siloxano-uretano reticulado. - Google Patents

Lente de contacto de polimero de siloxano-uretano reticulado.

Info

Publication number
ES2080758T3
ES2080758T3 ES89810725T ES89810725T ES2080758T3 ES 2080758 T3 ES2080758 T3 ES 2080758T3 ES 89810725 T ES89810725 T ES 89810725T ES 89810725 T ES89810725 T ES 89810725T ES 2080758 T3 ES2080758 T3 ES 2080758T3
Authority
ES
Spain
Prior art keywords
contact lens
urethane polymer
polymer contact
reticulated
siloxane
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
ES89810725T
Other languages
English (en)
Inventor
Karl F Muller
Paul Harisiades
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.)
Novartis AG
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
Application granted granted Critical
Publication of ES2080758T3 publication Critical patent/ES2080758T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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)

Abstract

SE DESCRIBEN UNAS LENTES DE CONTACTO LAS CUALES SE SINTETIZAN POR REACCION EN UN MOLDE DE UN PREPOLIMERO DE ISOCIANATO CUBIERTO DE POLI(DIALQUILSOLOXANO) CON UN POLI(DIALQUILSILOXANO DI- O POLIALCOHOL. LAS LENTES DE CONTACTO DE GOMA DE POLIURETANO TRANSPARENTE SE HACEN FACIL Y COMPLETAMENTE MOJABLES POR UN PROCESO DE TRANSFERENCIA-INJERTO O POST-TRATAMIENTO Y TIENE UNA ALTA PERMEABILIDAD AL OXIGENO.
ES89810725T 1988-09-28 1989-09-25 Lente de contacto de polimero de siloxano-uretano reticulado. Expired - Lifetime ES2080758T3 (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
ES2080758T3 true ES2080758T3 (es) 1996-02-16

Family

ID=22946713

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89810725T Expired - Lifetime ES2080758T3 (es) 1988-09-28 1989-09-25 Lente de contacto de polimero de siloxano-uretano reticulado.

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
US5426158A (en) 1995-06-20
CA1331068C (en) 1994-07-26
MX17738A (es) 1993-11-01
DE68925328D1 (de) 1996-02-15
AR245464A1 (es) 1994-01-31
EP0362145A3 (en) 1991-03-13
IL91710A (en) 1993-08-18
IE70522B1 (en) 1996-12-11
HK1005884A1 (en) 1999-01-29
DK475689D0 (da) 1989-09-27
EP0362145A2 (en) 1990-04-04
JPH02115817A (ja) 1990-04-27
AU4172389A (en) 1990-04-05
US4983702A (en) 1991-01-08
DE68925328T2 (de) 1996-09-05
JP2898664B2 (ja) 1999-06-02
AU629244B2 (en) 1992-10-01
BR8904891A (pt) 1990-05-08
EP0362145B1 (en) 1996-01-03
ATE132514T1 (de) 1996-01-15
IL91710A0 (en) 1990-06-10
DK475689A (da) 1990-03-29
GR3018598T3 (en) 1996-04-30
IE893090L (en) 1990-03-28
ZA897343B (en) 1990-06-27

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