发明名称 POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIALS, OPTICAL MATERIAL AND METHOD FOR PRODUCING SAME
摘要 There is provided a polymerizable composition for optical materials including polyisocyanate (A), polythiol (B), an acidic phosphoric ester (C) represented by the following General Formula (1), and one or more kinds of ultraviolet absorbers (D) having a maximum absorption peak in a range of 350 nm to 370 nm, in which in a case where the total molar number of isocyanate groups in the polyisocyanate (A) is 100 mol%, a secondary isocyanate group is included in 20 mol% or more and the acidic phosphoric ester (C) is included in an amount of 100 ppm to 700 ppm with respect to the total weight of the polyisocyanate (A) and the polythiol (B).
申请公布号 EP3081966(A1) 申请公布日期 2016.10.19
申请号 EP20140870059 申请日期 2014.12.12
申请人 MITSUI CHEMICALS, INC. 发明人 KAKINUMA NAOYUKI;HASHIMOTO TOSHIYA;KOJIMA KOUYA
分类号 G02B1/04;C08G18/38;C08L75/04;G02C7/10 主分类号 G02B1/04
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