申请人:Tokuyama Corporation
公开号:EP3495441A1
公开(公告)日:2019-06-12
To provide an adhesive composition capable of firmly bonding polymer sheets together, comprising:
(I) 100 parts by mass of an end-unreactive urethane urea resin; and
(III) 4.0 to 20 parts by mass of a polyisocyanate compound having at least two isocyanate groups in the molecule, wherein the polyisocyanate compound (III) contains (IIIA) a polyisocyanate compound having an isocyanate group bonded to secondary carbon and (IIIB) a polyisocyanate compound having 4 to 30 carbon atoms in the molecule other than the component (IIIA), and the amount of the component (IIIB) is 10 to 500 parts by mass based on 100 parts by mass of the component (IIIA).
提供一种能够将聚合物片材牢固粘合在一起的粘合剂组合物,该组合物包括
(I) 100 份(按重量计)端非反应型聚氨酯脲树脂;和
(III) 4.0至20份(质量份)分子中至少有两个异氰酸酯基团的多异氰酸酯化合物,其中多异氰酸酯化合物(III)包含(IIIA)分子中具有与仲碳键合的异氰酸酯基团的多异氰酸酯化合物和(IIIB)分子中除组分(IIIA)外具有4至30个碳原子的多异氰酸酯化合物,组分(IIIB)的用量以100份(质量份)组分(IIIA)为基准,为10至500份(质量份)。