申请人:Kaneka Corporation
公开号:EP2338938A1
公开(公告)日:2011-06-29
The present invention aims to provide a curable composition without adverse effects on the environment, which exhibits excellent curability without containing a toxic organotin curing catalyst, and gives a cured product that does not have discoloration and cracks on the surface thereof even after being exposed to the atmosphere and ultraviolet light for a long time. The present invention also aims to provide the cured product. The curable composition comprises: (A) an organic polymer having a reactive silyl group; (B) a guanidine compound having a specific structure; and (C) a phosphorus compound that has an aryl group, has a phosphorus atom with an oxi.dation number of +5, and has a melting point of 23°C or higher.
本发明的目的是提供一种对环境无不良影响的固化组合物,该组合物不含有毒的有机锡固化催化剂,具有优异的固化性能,即使长期暴露在大气和紫外线下,其表面也不会出现变色和裂纹。本发明还旨在提供固化产品。固化组合物包括:(A) 具有活性硅基的有机聚合物;(B) 具有特定结构的胍化合物;(C) 具有芳基、磷原子的阳离子数为 +5、熔点为 23℃或更高的磷化合物。