Organosilane coating composition for ophthalmic lens
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United States of America Patent
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Jan 31, 1995
Grant Date -
N/A
app pub date -
Nov 5, 1992
filing date -
Nov 5, 1992
priority date (Note) -
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Abstract
A radiation-curable coating composition for ophthalmic lens is disclosed which comprises a mixture of a monoepoxysilane, colloidal silica, an alkylalkoxysilane or tetraalkoxysilane, and an ultraviolet activated photoinitiator capable of initiating a cationic cure of such composition. The photoinitiator is an aromatic onium salt or an iron arene salt complex.
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