Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1987-03-11
1989-02-07
Henderson, Christopher
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
526261, 548260, 623 6, C08F28312, C08F 3008
Patent
active
048032549
ABSTRACT:
Vinylsilylalkoxy arylbenzotriazol monomers such as 2-[3'-t-butyl-5'-(3-"-dimethylvinylsilylpropoxy)-2'-hydroxy-phenyl]-5-meth oxybenzotriazole are disclosed. These monomers can be incorporated in optically clear silicone polymers to form intraocular lenses, contact lenses, and the like, which have UV absorbing properties.
REFERENCES:
patent: 4528311 (1985-07-01), Beard
Beard Charles D.
Doddi Namassivaya
Dunks Gary B.
Yamada Akira
Henderson Christopher
Iolab Corporation
Metz Charles J.
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