发明名称 USE OF RANDOM COPOLYESTER FOR ENHANCING IMPACT RESISTANCE OF AN OPHTHALMIC LENS AND RESULTING LENS
摘要 <p>The invention concerns an ophthalmic lens comprising an organic glass substrate having main front and rear surfaces, at least a primary coat deposited on at least one of the main surfaces of the substrate and an abrasion-resistant coating layer on the primary coat, said primary coat comprising a copolymer or a mixture of random copolymers, selected among C3-C10 alkyl acrylate and C1-C2 alkyl methalcrylate random copolymers. The invention is applicable to spectacle lenses.</p>
申请公布号 WO2000050929(A1) 申请公布日期 2000.08.31
申请号 FR2000000398 申请日期 2000.02.17
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