Process for preparing branched poly(arylene sulfide ketone)

Details Process for preparing branched poly(arylene sulfide ketone) Process for preparing branched poly(arylene sulfide ketone)

1990-04-06

1991-03-26

Anderson, Harold D.

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

Synthetic resins

From ketone or ketene reactant

528125, 528126, 528128, 528220, 528388, C08G 1000, C08G 7510

Patent

active

050030337

ABSTRACT:
A process for preparing a branched, high molecular weight poly(arylene sulfide ketone) by the addition of a polyhaloaromatic compound to a reaction mixture containing a dihaloaromatic ketone, an organic amide, an alkali metal sulfide, and water, and the product produced therefrom.

REFERENCES:
patent: 4116947 (1978-09-01), Edmonds et al.
patent: 4514558 (1985-04-01), Shiiki et al.
patent: 4590104 (1986-05-01), Zeiner et al.
patent: 4716212 (1987-12-01), Gaughan
patent: 4795799 (1989-01-01), Cleary
patent: 4812552 (1989-03-01), Cliffton et al.
patent: 4826906 (1989-05-01), Satake et al.

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