来自 百度文库 喜欢 0 阅读量: 5 作者: イェンス クレーマー 摘要: Polyisocyanurate foams of closed cell structure and low density are obtained by reaction of an amino-functional hyperbranched organopolysiloxane polyol, polyisocyanate, trimerization catalyst, and blowing agent. 年份: 2011 ...