Thermoplastic polyurethane and a process for the preparation...

C - Chemistry – Metallurgy – 08 – G

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C08G 18/32 (2006.01) C08G 18/10 (2006.01) C08G 18/66 (2006.01)

Patent

CA 2032968

ABSTRACT This invention relates to a process for preparing a thermoplastic polyurethane resin and the resin prepared thereof. In particular, the invention relates to a thermoplastic polyurethane resin, having enhanced demold and physical properties, which is prepared from a polyol, a dihydroxyl chain-extending agent and organic diisocyanate in the presence of from 0.02 to 0.5 mole per mole of polyol of an amine compound containing at least two primary amine groups. 37,793-F

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