Method for removing odor components from polyphenylene ether res

Details Method for removing odor components from polyphenylene ether res Method for removing odor components from polyphenylene ether res

1989-02-06

1990-07-17

Anderson, Harold D.

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

Synthetic resins

Treating polymer containing material or treating a solid...

528212, C08G 6546

Patent

active

049422227

ABSTRACT:
Odor components are removed from polyphenylene ether resins by extracting the resin with a ketone, preferably acetone. Odor components removed by this method include 7-methyldihydrobenzofuran, dihydrobenzofuran, 2,4,6-trimethylanisole, 2,6-dimethylcyclohexanone, and 2-ethylhex-2-enal, as well as dibutylamines and various unsaturated amines.

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