Process for preparing polyphenylenethers

Details Process for preparing polyphenylenethers Process for preparing polyphenylenethers

1985-04-09

1987-01-27

Kight, John

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528215, 528216, C08G 3300

Patent

active

046395067

ABSTRACT:
Polyphenylenethers are prepared by oxidative polymerization of phenols in the presence of oxygen and of organic bases (amines), by using copper-based catalysts having general formula:

REFERENCES:
patent: 3219625 (1965-11-01), Blanchard et al.
patent: 3234183 (1966-02-01), Hay
patent: 3256243 (1966-06-01), Blanchard et al.
patent: 3306875 (1967-02-01), Hay
patent: 3431238 (1969-03-01), Borman
patent: 3642699 (1972-02-01), Cooper et al.
patent: 4404359 (1983-09-01), Naarmann et al.

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