Method of making a contact lens material with increased oxygen p

Details Method of making a contact lens material with increased oxygen p Method of making a contact lens material with increased oxygen p

1980-09-08

1981-12-15

Lilling, Herbert J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

20415913, 264 11, 526279, 556433, C08F 200, C08F 3008, C08F23008

Patent

active

043060420

ABSTRACT:
An oxygen permeable contact lens fabricated from a copolymer of a (a) siloxanyl alkylester, an ester derivative of acrylic or methacrylic acid, surface wetting agent and an oxygen permeable crosslinking agent. The copolymer can be made either hard, soft or elasticmeric with improved oxygen permeability.

REFERENCES:
patent: 3808178 (1974-04-01), Gaylord
patent: 4152508 (1979-05-01), Ellis et al.
patent: 4153641 (1979-05-01), Deichert et al.
patent: 4189546 (1980-02-01), Deichert et al.

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