Process for the preparation of thermoplastic, non-tacky...

Details Process for the preparation of thermoplastic, non-tacky... Process for the preparation of thermoplastic, non-tacky...

2005-03-22

2005-03-22

Gorr, Rachel (Department: 1711)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C524S590000, C264S140000

Reexamination Certificate

active

06869999

ABSTRACT:
Thermoplastic polyurethanes (TPU) with a low tendency towards surface tackiness of the granules are prepared by applying at least one wetting agent satisfying specified criteria and at least one solid powdering agent to the TPU before and/or after comminution of the TPU.

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