ADHESIVES COMPRISING EPOXY-ACID CROSSLINKED GROUPS AND METHODS
    2.
    发明申请
    ADHESIVES COMPRISING EPOXY-ACID CROSSLINKED GROUPS AND METHODS 审中-公开
    包含环氧交联基团的粘合剂和方法

    公开(公告)号:US20150368524A1

    公开(公告)日:2015-12-24

    申请号:US14758987

    申请日:2014-03-03

    Abstract: Adhesive compositions and methods of preparing an adhesive composition are described. The method comprises providing a syrup composition comprising a free-radically polymerizable solvent monomer and a solute (meth)acrylic copolymer, and radiation curing the syrup composition in the absence of an ionic photoacid generator. The solute (meth)acrylic copolymer comprises epoxy-functional groups, acid-functional groups, or a combination thereof. In some embodiments, an epoxy resin having on average greater than one polymerizable epoxy group per molecule or an acid comprising at least two carboxylic acid groups is utilized. The epoxy-functional groups and acid-functional groups of the (meth)acrylic copolymer or the adhesive composition can readily crosslink in the absence of an ionic photoacid generator (PAG).

    Abstract translation: 描述了粘合剂组合物和制备粘合剂组合物的方法。 该方法包括提供包含可自由基聚合的溶剂单体和溶质(甲基)丙烯酸共聚物的糖浆组合物,并且在不存在离子型光酸产生剂的情况下辐射固化糖浆组合物。 溶质(甲基)丙烯酸共聚物包含环氧官能团,酸官能团或其组合。 在一些实施方案中,使用每分子平均具有大于1个可聚合环氧基团的环氧树脂或包含至少两个羧酸基团的酸。 (甲基)丙烯酸共聚物或粘合剂组合物的环氧官能团和酸官能团可以在不存在离子光酸产生剂(PAG)的情况下容易地交联。

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