Polysiloxane with cycloalkyl modifier composition and biomedical

Details Polysiloxane with cycloalkyl modifier composition and biomedical Polysiloxane with cycloalkyl modifier composition and biomedical

1981-02-26

1982-04-27

Marquis, Melvyn I.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

351160R, 351160H, 528 32, 528 26, C08F23620

Patent

active

043272037

ABSTRACT:
Monomeric polysiloxanes endcapped with activated unsaturated groups are copolymerized with cycloalkyl modulus modifiers and tear film stabilizers to form hard, gas permeable, polysiloxane contact lenses and other biomedical devices.

REFERENCES:
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patent: 3808178 (1974-04-01), Gaylord
patent: 4125508 (1979-05-01), Ellis et al.
patent: 4153641 (1979-05-01), Deichert et al.
patent: 4208506 (1980-06-01), Deichert et al.
patent: 4228269 (1980-10-01), Loshack et al.
patent: 4254248 (1981-03-01), Friends et al.
patent: 4276402 (1981-06-01), Chromecek et al.

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