软质PU弹性体用预聚体的制备及其应用  

Preparation of prepolymer for soft PU elastomer and its application

作　　者：刘朝晖[1] 魏柳荷[1] 杨洁[1] 赵伟[1] 赵彩荣[1] 

机构地区：[1]河南省科学院化学研究所,河南郑州450002

出　　处：《橡胶工业》2002年第7期393-396,共4页China Rubber Industry

摘　　要：对软质PU弹性体用预聚体及使用技术进行研究。试验结果表明 ,采用复合聚己二酸酯、80 /2 0二异氰酸甲苯酯体系 ,以三羟甲基丙烷为固化剂 ,加入特制的稀释剂 ,并配以独特的工艺 。The preparation of prepolymer for soft PU elastomer and its application were investigated.The test results showed that the prepolymer and finished product of soft PU elastomer with the properties comparable to those of the imported ones were obtained by using complex polyadipate,80/20 toluene diisocyanate (TDI),trimethylol propane and special diluent.

关 键 词：软质PU弹性体 预聚体 制备 应用 聚氨酯 合成工艺 

分 类 号：TQ334.9[化学工程—橡胶工业]