Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-12-05
1991-12-24
Page, Thurman K.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
523106, 525 91, 525510, 525922, 525937, 525912, 351160H, 424429, C08F 2202, C08F29906, A61F 214, G02C 704
Patent
active
050751069
ABSTRACT:
The instant invention relates to vinylic macromers containing perfluoropolyalkylether and polyalklether segments, polymers and ophthalmic devices such as intraocular implants and contact lenses and particularly soft hydrogel contact lenses made therefrom.
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patent: 4994504 (1991-02-01), Goldenberg
Ciba-Geigy Corporation
Page Thurman K.
Webman E.
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