Polymer compositions and processes

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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524419, C08K 330

Patent

active

055256589

ABSTRACT:
Melt processed articles of improved color and odor can be produced from hydroxyalkanoic acid polymers if they are melt processed in the presence of a temperature stable sulphite salt, and compositions for use in such processes are disclosed.

REFERENCES:
patent: 3325447 (1967-06-01), Kasparik

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