Curable composition based on oxypropylene polymer
    3.
    发明授权
    Curable composition based on oxypropylene polymer 失效
    基于氧丙烯聚合物的可固化组合物

    公开(公告)号:US5900458A

    公开(公告)日:1999-05-04

    申请号:US523248

    申请日:1995-09-05

    CPC分类号: C08K3/26 C08G65/336 C08L71/02

    摘要: A curable composition is disclosed and comprises the following components.(A) 100 parts by weight of a oxypropylene polymer having a polymer main chain containing a repeating unit represented by the following formula ##STR1## and having at least one group containing a silicon atom bonded to a hydroxyl group and/or a hydrolyzable group and capable of crosslinking by forming a siloxane bond, wherein Mw/Mn thereof is not more than 1.6 and the number average molecular weight is at least 6,000,(B) from 1 to 200 parts by weight of a filler having a BET specific surface area of not higher than 10 m.sup.2 /g, and(C) from 0.1 to 20 parts by weight of a curing catalyst, said composition containing substantially no plasticizer.

    摘要翻译: 公开了一种可固化组合物,其包含以下组分。 (A)100重量份具有聚合物主链的氧化丙烯聚合物,该聚合物主链含有下式表示的重复单元,并且具有至少一个含有与羟基键合的硅原子和/或可水解基团并能够交联的基团 通过形成硅氧烷键,其中Mw / Mn不大于1.6,数均分子量为至少6,000,(B)1至200重量份BET比表面积不高于 10m 2 / g,(C)0.1〜20重量份固化催化剂,所述组合物基本上不含增塑剂。