1,4-BIS(ISOCYANATOMETHYL)CYCLOHEXANE, POLYISOCYANATE COMPOSITION, POLYURETHANE RESIN, MOLDED ARTICLE, EYEWEAR MATERIAL, EYEWEAR FRAME, AND LENS
申请人:Mitsui Chemicals, Inc.
公开号:EP3168256A1
公开(公告)日:2017-05-17
The present invention is directed to an eyewear material comprising a polyurethane resin produced by allowing a polyisocyanate component to react with an active hydrogen group-containing component, wherein the polyisocyanate component comprises 1,4-bis(isocyanatomethyl)cyclohexane comprising 70 mol% or more and 95 mol% or less of a trans isomer relative to a total amount of a cis isomer and the trans isomer, and 0.1 ppm or more and 300 ppm or less of a compound represented by formula (1) below:
and/or a polyisocyanate composition produced by modifying the 1,4-bis(isocyanatomethyl)cyclohexane and contains at least one functional group of (a) to (e) below:
(a) an isocyanurate group,
(b) an allophanate group,
(c) a biuret group,
(d) a urethane group, and
(e) a urea group.
本发明涉及一种眼镜材料,该材料包含一种通过使多异氰酸酯组分与含活性氢基组分反应而制得的聚氨酯树脂,其中多异氰酸酯组分包含 1,4-双(异氰酸基甲基)环己烷,相对于顺式异构体和反式异构体的总量,反式异构体的含量为 70 摩尔%或以上和 95 摩尔%或以下,以及 0.1 ppm 或以上和 300 ppm 或以下的下式(1)所代表的化合物:
和/或通过改性 1,4-双(异氰酸酯甲基)环己烷制得的多异氰酸酯组合物,该组合物含有下表(a)至(e)中的至少一个官能团:
(a) 异氰脲酸酯基团、
(b) 异氰脲酸酯基团
(c) 生物脲基团
(d) 一个氨基甲酸酯基团,和
(e) 尿素基团。