C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 230/08 (2006.01) B29D 11/00 (2006.01) C08F 2/00 (2006.01) C08G 61/06 (2006.01) G02B 1/04 (2006.01)
Patent
CA 2080334
V-18810/A/CVE 31 Copolymers comprising propellanes and contact lenses made therefrom Abstract of the Disclosure The invention relates to contact lenses made from a copolymer comprising units of formula I Image (I) wherein R1 and R2 are each independently of the other hydrogen, alkyl, alkoxyalkyl, organosilylalkyl or organosilyl, R3 and R4 are each hydrogen or, taken together, are a divalent alkylene radical containing up to 8 carbon atoms, and A is a divalent substituted 1,2-ethylene radical which is derived from a copolymerisable vinyl monomer by virtue of the vinyl double bond being replaced with a single bond. The invention further relates to the copolymers themselves, to the use thereof for making contact lenses, and to a process for making contact lenses from such copolymers.
Bothe Harald
Freudenberger Rainer
Herbrechtsmeier Peter
Schaefer Horst
Schlueter Arnulf-Dieter
Ag Ciba-Geigy
Fetherstonhaugh & Co.
Max Planck Gesellschaft Zur Forderung Der Wissenschaften E.v.
LandOfFree
Copolymers comprising propellanes and contact lenses made... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Copolymers comprising propellanes and contact lenses made..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Copolymers comprising propellanes and contact lenses made... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1965407