Polyimide thermoplastic protected from discoloration during ther

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...

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Details

524356, 524361, 524362, C08K 507

Patent

active

047405481

ABSTRACT:
A thermoplastic composition is provided which comprises a polyimide with an effective amount of an alpha-hydroxyketone such as benzoin to prevent discoloration on thermal processing.

REFERENCES:
patent: 3845162 (1974-10-01), Hess et al.
patent: 4508861 (1985-04-01), Avakian

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