申请人:Paulasaari Jyri
公开号:US20140249326A1
公开(公告)日:2014-09-04
A method for preparation and polymerization of siloxane monomers of Formula I is presented. The synthesis includes the selective reaction between silanol containing unit and alkoxy containing units in the presence of basic catalyst. The siloxane monomers of the invention can be used for preparation of siloxane polymers with good flexibility and cracking threshold, and functional sites, useful for applications requiring low metal content in semiconductor industry.
本发明提供了一种制备和聚合公式I的硅氧烷单体的方法。该合成包括在碱性催化剂存在下,硅醇含有单元和烷氧基含有单元之间的选择性反应。本发明的硅氧烷单体可用于制备具有良好柔韧性和裂纹阈值以及功能位点的硅氧烷聚合物,适用于需要半导体工业中低金属含量的应用。