Process for preparing an aromatic polymer in the presence of an

Details Process for preparing an aromatic polymer in the presence of an Process for preparing an aromatic polymer in the presence of an

1976-12-16

1978-08-29

Lee, Lester L.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528125, 528174, 528219, C08G 6540, C08G 7523

Patent

active

041103149

ABSTRACT:
An aromatic polymer is prepared by polymerizing a diphenolate compound, of a dialkali metal salt of a diphenol with a dihalodiphenyl compound, of a dihalogenobenzenoid compound having an electron withdrawing group in at least one of the positions ortho or para to each of the halogen atoms, at 200.degree. C. to 400.degree. C. in the presence of from 0.1 to 30% by weight of an inert nonpolar aromatic reaction lubricant.

REFERENCES:
patent: 3886120 (1975-05-01), Yagi et al.
patent: 4010147 (1977-03-01), Rose

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