HK62294A - Substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units - Google Patents

Substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units

Info

Publication number
HK62294A
HK62294A HK62294A HK62294A HK62294A HK 62294 A HK62294 A HK 62294A HK 62294 A HK62294 A HK 62294A HK 62294 A HK62294 A HK 62294A HK 62294 A HK62294 A HK 62294A
Authority
HK
Hong Kong
Prior art keywords
block copolymer
substantially non
contact lens
containing block
lens containing
Prior art date
Application number
HK62294A
Other languages
English (en)
Inventor
Kai Chiang Su
Richard J Robertson
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26760435&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK62294(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US07/078,346 external-priority patent/US4740533A/en
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of HK62294A publication Critical patent/HK62294A/xx

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
    • 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
    • C08F299/08—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 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
    • 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
    • C08G77/46—Block-or graft-polymers containing polysiloxane sequences containing polyether sequences
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/10—Block- or graft-copolymers containing polysiloxane sequences
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/10—Block- or graft-copolymers containing polysiloxane sequences
    • C08L83/12—Block- or graft-copolymers containing polysiloxane sequences containing polyether sequences
HK62294A 1986-11-06 1994-06-30 Substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units HK62294A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US92824086A 1986-11-06 1986-11-06
US07/078,346 US4740533A (en) 1987-07-28 1987-07-28 Wettable, flexible, oxygen permeable, substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units, and use thereof

Publications (1)

Publication Number Publication Date
HK62294A true HK62294A (en) 1994-07-01

Family

ID=26760435

Family Applications (1)

Application Number Title Priority Date Filing Date
HK62294A HK62294A (en) 1986-11-06 1994-06-30 Substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units

Country Status (12)

Country Link
EP (1) EP0267158B1 (pt)
JP (1) JP2527447B2 (pt)
AT (1) ATE71227T1 (pt)
AU (1) AU603149B2 (pt)
DE (1) DE3775709D1 (pt)
DK (1) DK581187A (pt)
ES (1) ES2040761T3 (pt)
GR (1) GR3004247T3 (pt)
HK (1) HK62294A (pt)
IE (1) IE60224B1 (pt)
PT (1) PT86063B (pt)
SG (1) SG49094G (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0678415B2 (ja) * 1986-11-21 1994-10-05 三井東圧化学株式会社 高屈折率プラスチックレンズ用樹脂
DE68919244T2 (de) * 1988-02-26 1995-03-30 Ciba Geigy Ag Benetzungsfähige, harte, gasdurchlässige, nichtquellende Kontaktlinse.
AU637361B2 (en) * 1989-04-24 1993-05-27 Novartis Ag Polysiloxane-polyoxyalkylene block copolymers and ophthalmic devices containing them
US5397848A (en) * 1991-04-25 1995-03-14 Allergan, Inc. Enhancing the hydrophilicity of silicone polymers
US5807944A (en) * 1996-06-27 1998-09-15 Ciba Vision Corporation Amphiphilic, segmented copolymer of controlled morphology and ophthalmic devices including contact lenses made therefrom
ATE441132T1 (de) * 1999-12-16 2009-09-15 Asahikasei Aime Co Ltd Zum tragen über lange zeiträume geeignete weiche kontaktlinsen
US7390863B2 (en) 2005-08-30 2008-06-24 Bausch & Lomb Incorporated Polymeric materials having enhanced ion and water transport property and medical devices comprising same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4153641A (en) * 1977-07-25 1979-05-08 Bausch & Lomb Incorporated Polysiloxane composition and contact lens
US4260725A (en) * 1979-12-10 1981-04-07 Bausch & Lomb Incorporated Hydrophilic contact lens made from polysiloxanes which are thermally bonded to polymerizable groups and which contain hydrophilic sidechains
US4440918A (en) * 1982-01-18 1984-04-03 Minnesota Mining And Manufacturing Company Contact lens containing a fluorinated telechelic polyether
US4486577A (en) * 1982-10-12 1984-12-04 Ciba-Geigy Corporation Strong, silicone containing polymers with high oxygen permeability
US4780488A (en) * 1986-08-29 1988-10-25 Ciba-Geigy Corporation Wettable, flexible, oxygen permeable, substantially non-swellable contact lens containing polyoxyalkylene backbone units, and use thereof

Also Published As

Publication number Publication date
AU603149B2 (en) 1990-11-08
AU8080987A (en) 1988-05-12
DE3775709D1 (de) 1992-02-13
SG49094G (en) 1994-10-28
JP2527447B2 (ja) 1996-08-21
PT86063A (en) 1987-12-01
ES2040761T3 (es) 1995-04-01
DK581187D0 (da) 1987-11-05
PT86063B (pt) 1990-11-07
DK581187A (da) 1988-05-07
EP0267158B1 (en) 1992-01-02
ATE71227T1 (de) 1992-01-15
IE60224B1 (en) 1994-06-15
JPS63130639A (ja) 1988-06-02
IE872985L (en) 1988-05-06
GR3004247T3 (pt) 1993-03-31
EP0267158A1 (en) 1988-05-11

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)