异氰酸酯三聚研究进展  

Research Progresses of Isocyanates Trimerization

作　　者：高喜平[1] 张玉清[1] 曹光宇[2] 李俊贤[2] 

机构地区：[1]河南科技大学化工与制药学院,河南洛阳471003 [2]黎明化工研究院,河南洛阳471001

出　　处：《化学推进剂与高分子材料》2005年第4期10-13,18,共5页Chemical Propellants & Polymeric Materials

摘　　要：异氰酸酯三聚体具有热稳定性好、黏度和挥发性低等特点,在聚氨酯材料制备中得到广泛应用。异氰酸酯三聚体制备工艺中,最主要的是催化剂的选用。主要介绍国内外异氰酸酯三聚体的制备状况。Isocyanate trimers possess characteristics of good thermal stability,lower viscosity,lower volatility and so on,and are widely used in preparation of polyurethane materials.The most important problem is the selection of catalysts during the preparation technology of trimers.Situations of preparing isocyanate trimers at home and abroad are mainly introduced.

关 键 词：异氰酸酯 三聚 催化剂 异氰脲酸酯 聚氨酯 

分 类 号：TQ225.242[化学工程—有机化工]