基于碳二亚胺化学的胶粘剂

文档序号:144031 发布日期:2021-10-22 浏览:23次 >En<

阅读说明:本技术 基于碳二亚胺化学的胶粘剂 (Adhesive based on carbodiimide chemistry ) 是由 B·埃林 S·奥法特 M·林嫩布林克 J·阿尔武尔内 牟林羽 于 2020-03-05 设计创作,主要内容包括:本发明涉及一种热固性树脂组合物,特别是用作胶粘剂,其由至少以下组分的反应获得或可获得:聚碳二亚胺(i),其中每分子的碳二亚胺基团的数目为1至10;结晶和无定形多元醇的混合物(ii),其中根据(i)的聚碳二亚胺中碳二亚胺基团与根据(ii)的混合物中羟基的摩尔比为1:2至2:1,并且其中至少25重量%的根据(ii)的混合物由至少一种结晶聚酯醇组成,基于混合物的总重量为100重量%计。本发明还涉及所述热固性树脂组合物作为胶粘剂的用途,以及制备胶粘剂的方法、在至少一种基材上包含胶粘层的元件和由所述方法之一获得或可获得的胶粘膜。(The present invention relates to a thermosetting resin composition, in particular for use as an adhesive, obtained or obtainable by reaction of at least the following components: polycarbodiimide (i) wherein the number of carbodiimide groups per molecule is from 1 to 10; a mixture of crystalline and amorphous polyols (ii), wherein the molar ratio of carbodiimide groups in the polycarbodiimide according to (i) to hydroxyl groups in the mixture according to (ii) is from 1:2 to 2:1, and wherein at least 25% by weight of the mixture according to (ii) consists of at least one crystalline polyesterol, based on 100% by weight of the total weight of the mixture. The invention also relates to the use of said thermosetting resin composition as an adhesive, as well as to a method for preparing an adhesive, to an element comprising an adhesive layer on at least one substrate and to an adhesive film obtained or obtainable by one of said methods.)

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