Contact lens

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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C08F 1820

Patent

active

046847057

ABSTRACT:
The contact lenses of the present invention are formed of copolymers with monomers having hydroxyl groups and fluoroalkyl groups as their components. This invention makes it possible to provide contact lenses which are excellent not only in oxygen permeability, wettability and hardness, but also in contamination resistance to protein, lipids, etc., and transparency, etc.

REFERENCES:
patent: 3424785 (1969-01-01), Pittman et al.
patent: 3901864 (1975-08-01), Jager
patent: 3950315 (1976-04-01), Cleaver
patent: 4130706 (1978-12-01), Plaurbeck, Jr.
patent: 4433125 (1984-02-01), Ichinohe et al.

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