申请人:Kaneka Corporation
公开号:EP1734079A1
公开(公告)日:2006-12-20
The present invention has its object to provide a one package curable composition which has good adhesion while containing an organotin-free catalyst.
The present invention provides a one package curable composition which comprises (A) an organic polymer having a silicon-containing group capable of crosslinking by forming a siloxane bond, (B) a carboxylic acid metal salt (b1) and/or a carboxylic acid (b2), (C) a filler, and (D) an amino group-containing silane coupling agent: and has the total amount of carbonyl group composing an acid group in the component (B) per 100 g of the component (A) of 12 mmol or lower; contains substantially no organotin compound; and has the water content of 2,000 ppm or lower.
本发明的目的是提供一种一包式固化组合物,它具有良好的附着力,同时含有不含有机锡的催化剂。
本发明提供了一种单组分可固化组合物,该组合物包括:(A) 具有可通过形成硅氧烷键而交联的含硅基团的有机聚合物;(B) 羧酸金属盐 (b1) 和/或羧酸 (b2);(C) 填料;(D) 含氨基的硅烷偶联剂:且在每 100 克组分(A)中,组分(B)中构成酸基的羰基总量为 12 毫摩尔或更少;基本上不含有机锡化合物;且含水量为 2,000 ppm 或更少。