Polysiloxane with polycyclic modifier composition and biomedical

Details Polysiloxane with polycyclic modifier composition and biomedical Polysiloxane with polycyclic modifier composition and biomedical

1981-02-26

1982-10-19

Briggs, Sr., Wilbert J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

128DIG21, 20415913, 351160H, 526263, 526279, 528 24, 528 26, 528 29, C08F22012, C08F22606

Patent

active

043551475

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

REFERENCES:
patent: 3639362 (1972-02-01), Duling et al.
patent: 3808178 (1974-04-01), Gaylord
patent: 4152508 (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), Loshaek et al.
patent: 4276402 (1981-06-01), Chromecek et al.

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