Process for the preparation of thermoplastic polyurethanes...

Details Process for the preparation of thermoplastic polyurethanes... Process for the preparation of thermoplastic polyurethanes...

C - Chemistry, Metallurgy

08

G

C08G 18/76 (2006.01) C08G 18/10 (2006.01) C08G 18/32 (2006.01) C08G 18/40 (2006.01) C08G 18/66 (2006.01)

Patent

CA 2632507

Thermoplastic polyurethanes (TPU) based on NDI are prepared by reacting specific, storage-stable NDI-based NCO prepolymers with chain extenders and granulating the largely reacted and cooled reaction melt. The TPU granules can then be processed to form shaped articles.

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