C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 73/10 (2006.01) G02B 1/04 (2006.01)
Patent
CA 2089062
ABSTRACT An ocular lens material consisting essentially of a polymer of an arornatic tetracarboxylic acid dianhydride with a silicon-containing diamine of the formula (I): Image (I) wherein n is an integer of from 0 to 10.
Kawakami Yusuke
Menicon Co. Ltd.
Smart & Biggar
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