聚氨酯密封胶结构性能研究  

Research on the structural properties of polyurethane sealant

作　　者：成洁楠 刘洪永 CHENG Jie-nan;LIU Hong-yong(Tianjin Bohai Chemical Xunchuang Technology Co.,Ltd.,Tianjin 300040,China)

机构地区：[1]天津渤化讯创科技有限公司,天津300040

出　　处：《热固性树脂》2024年第3期67-70,共4页Thermosetting Resin

摘　　要：介绍了聚氨酯密封胶的分类,软段、硬段、分子质量及交联度等对聚氨酯性能的影响,原料聚醚、异氰酸酯及扩链剂等助剂对聚氨酯密封胶性能的影响,综述了聚氨酯密封胶近来的研究进展。The classification of polyurethane sealants,the effects of soft soft segment,hard segment,molecular weight and crosslinking degree on the properties of polyurethane,and the effects of raw materials such as polyether,isocyanate,and chain extender on the properties of polyurethane sealants were introduced.The recent research progress of polyurethane sealants was summarized.

关 键 词：聚氨酯 密封胶 软段 硬段 聚醚 异氰酸酯 扩链剂 

分 类 号：TQ323.8[化学工程—合成树脂塑料工业]