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专利名称：Optical materials
发明人：Akira Ohmori,Nobuyuki Tomihashi,Takahiro
Kitahara
申请号：US06/491234申请日：19830503公开号：US04500694A公开日：19850219
摘要：An optical material comprising a thermal resisting fluoroalkylmethacrylatecopolymer which essentially consists of
(a) fluorine-containing methacrylate monomer unit of the formula ##STR1## whereinR.sub.f.sup.1 represents a fluoroalkyl group having 1 to 3 carbon atoms and
(b) a fluorine-containing acrylate monomer unit of the formula ##STR2## whereinR.sub.1 and R.sub.2 are the same or different and represents a hydrogen atom or a loweralkyl group and R.sub.f.sup.2 represents a fluoroalkyl group having 1 to 3 carbon atoms.
申请人：DAIKIN KOGYO CO., LTD.
代理机构：Larson and Taylor
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