INTERNAL RELEASE AGENT, COMPOSITION INCLUDING INTERNAL RELEASE AGENT, AND PLASTIC LENS PRODUCTION METHOD USING SAID COMPOSITION
申请人:Mitsui Chemicals, Inc.
公开号:EP3238903A1
公开(公告)日:2017-11-01
An internal release agent of the present invention includes at least one phosphodiester represented by the following general formula (1).
(In the formula, R1 and R2 independently represent a hydrocarbon group having 1 to 30 carbon atoms, which is optionally substituted with at least one hydroxyl group, and R3 represents an alkylene group having 2 to 4 carbon atoms. A plurality of R3's may be the same as or different from each other. M represents a hydrogen atom, an ammonium ion, an alkali metal ion, or a monovalent/divalent alkali earth metal ion, and n is an integer of 1 to 60.)
本发明的内释放剂包括至少一种由下式通式(1)表示的磷酸二酯。
(式中,R1 和 R2 分别代表具有 1 至 30 个碳原子的烃基,该烃基可任选被至少一个羟基取代,R3 代表具有 2 至 4 个碳原子的亚烷基。多个 R3 可彼此相同或不同。M 代表氢原子、铵离子、碱金属离子或一价/二价碱土金属离子,n 为 1 至 60 的整数)。