| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical material composition for an optical lens having a high refractive index, a high Abbe number and also a high impact resistance after it is hard coated. SOLUTION: The polymerizable composition comprises components as below (A), (B) and (C). (A); a compound having at least one of mercapto group, (B); an aliphatic linear chain oligomer with a number average molecular weight of at least 200, (C); an isocyanate compound and/or a thioisocyanate compound. COPYRIGHT: (C)2007,JPO&INPIT |
