GB2044274B - Polyparaffinsiloxanes and biomedical articles formed therefrom - Google Patents

Polyparaffinsiloxanes and biomedical articles formed therefrom

Info

Publication number
GB2044274B
GB2044274B GB7940409A GB7940409A GB2044274B GB 2044274 B GB2044274 B GB 2044274B GB 7940409 A GB7940409 A GB 7940409A GB 7940409 A GB7940409 A GB 7940409A GB 2044274 B GB2044274 B GB 2044274B
Authority
GB
United Kingdom
Prior art keywords
polyparaffinsiloxanes
formed therefrom
articles formed
biomedical articles
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.)
Expired
Application number
GB7940409A
Other languages
English (en)
Other versions
GB2044274A (en
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
Priority claimed from US06/014,188 external-priority patent/US4208506A/en
Application filed by Bausch and Lomb Inc filed Critical Bausch and Lomb Inc
Publication of GB2044274A publication Critical patent/GB2044274A/en
Application granted granted Critical
Publication of GB2044274B publication Critical patent/GB2044274B/en
Expired legal-status Critical Current

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
    • 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
    • C08G77/04—Polysiloxanes
    • C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
    • 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
    • C08L83/14—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 in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials For Medical Uses (AREA)
  • Eyeglasses (AREA)
  • Silicon Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • External Artificial Organs (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
GB7940409A 1979-02-22 1979-11-22 Polyparaffinsiloxanes and biomedical articles formed therefrom Expired GB2044274B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/014,188 US4208506A (en) 1977-07-25 1979-02-22 Polyparaffinsiloxane shaped article for use in biomedical applications

Publications (2)

Publication Number Publication Date
GB2044274A GB2044274A (en) 1980-10-15
GB2044274B true GB2044274B (en) 1983-05-11

Family

ID=21764019

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7940409A Expired GB2044274B (en) 1979-02-22 1979-11-22 Polyparaffinsiloxanes and biomedical articles formed therefrom

Country Status (7)

Country Link
JP (1) JPS55116728A (de)
CA (1) CA1121095A (de)
DE (1) DE2945184A1 (de)
FR (1) FR2449700B1 (de)
GB (1) GB2044274B (de)
IE (1) IE48996B1 (de)
SE (1) SE445113B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327203A (en) * 1981-02-26 1982-04-27 Bausch & Lomb Incorporated Polysiloxane with cycloalkyl modifier composition and biomedical devices

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808178A (en) * 1972-06-16 1974-04-30 Polycon Laboratories Oxygen-permeable contact lens composition,methods and article of manufacture
GB1604519A (en) * 1977-07-25 1981-12-09 Bausch & Lomb Polysiloxane polymers and contact lens and other biomedical articles formed therefrom

Also Published As

Publication number Publication date
GB2044274A (en) 1980-10-15
FR2449700B1 (fr) 1985-07-05
SE7909196L (sv) 1980-08-23
IE48996B1 (en) 1985-07-10
CA1121095A (en) 1982-03-30
DE2945184A1 (de) 1980-09-04
FR2449700A1 (fr) 1980-09-19
SE445113B (sv) 1986-06-02
IE792269L (en) 1980-08-22
JPS5760363B2 (de) 1982-12-18
JPS55116728A (en) 1980-09-08

Similar Documents

Publication Publication Date Title
GB2058810B (en) Polysiloxane copolymers and biomedical articles formed thereof
GB2058809B (en) Polysiloxane copolymers and biomedical articles formed thereof
GB2058811B (en) Polysiloxane copolymers and biomedical articles formed thereof
GB2040734B (en) Silicone-coatted article and process for productionthereof
JPS55145165A (en) Comosite article
GB2056317B (en) Bonding process and articles for use therein
GB2019669B (en) Heaat-recoverable articles and their use
EP0018653A3 (en) Lithographic process and resulting article
JPS565049A (en) Whitener and production thereof
GB2001663B (en) Biocompatible materials and articles
GB2056903B (en) Vacuum-moulded articles
JPS55113405A (en) Small article receptacle and production
GB2056992B (en) 25 - halocholest - 5 - end 3 ,22 - diols and esters thereof
GB2058099B (en) Composition and process
GB2044247B (en) 2-azaergolines and 2-aza-8 (or 9)-ergolenes
JPS5636484A (en) 1*2*44triglycidyltriazolidinee3*55dione and its manufacture
JPS55151565A (en) 5*66dihydroo111alkeneemorphanthridinee66one and its manufacture
JPS56152820A (en) Improved polyester formed article
JPS561053A (en) Photograph products and manufacturing same
JPS5616441A (en) 44fluoroo33bromoobenzoylfluoride and manufacture thereof
JPS5620578A (en) 1*2*44triazolidinee3*55dithiones and their use
GB2044274B (en) Polyparaffinsiloxanes and biomedical articles formed therefrom
GB2052544B (en) Water-dispersable material and articles made therefrom
JPS5582132A (en) Formed metal products and preparing same
JPS5627232A (en) Duster and production thereof

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee