【作者】 郭秀鹏； 贾林才； 杨茹果；

【Author】 Guo Xiupeng;Jia Lincai;Yang Ruguo;Shanxi Institute of Chemical Industry;

【机构】 山西省化工研究院；

【摘要】 采用半预聚法,以MDI/聚醚多元醇预聚体为A组分,多元醇和扩链剂等为B组分制备了室温快速固化聚氨酯弹性体,适用于输送带的快速修补。其活性期为10min,表干时间为20min,40min~1h可达到开机状态。更多还原

【Abstract】 A quickly curing repairing polyurethane elastomer for conveyer belts at room temperature was successfully synthesized by semi-prepolymerization,using MDI/polyether glycol polyurethane prepolymer as the component A,a polyols and a chain extender as the component B.Its using properties are:working life of 10 min,surface drying time 20 min,reaching condition of operation needs 40min~lh.The elastomer is suitable for quickly repairing of conveyer belts.更多还原