专利名称:COMPOSITION FOR MAKING
THERMOPLASTIC POLYURETHANES
发明人:HANDLIN, Dale, Lee, Jr.,MASSE, Michael, Alan申请号:EP97948765.9申请日:19971015公开号:EP0932634B1公开日:20000503
摘要:This invention provides a composition for making thermoplastic polyurethanes,comprising as initial components: (a) from 1 to 80 % by weight of a polydiene diol havingfrom 1.6 to 2 terminal hydroxyl groups per molecule and a number average molecularweight in the range from 500 to 20,000; (b) from 20 to 99 % by weight of a hard segmentproviding combination comprising an isocyanate having two isocyanate groups permolecule and, as a chain extender, a dimer diol; a process for preparing a thermoplasticpolyurethane composition and thermoplastic polyurethane composition resultingtherefrom.
申请人:SHELL INT RESEARCH
地址:NL
国籍:NL
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