Process for the preparation of poly(ether-ketone) polymers

Details Process for the preparation of poly(ether-ketone) polymers Process for the preparation of poly(ether-ketone) polymers

1988-06-27

1989-06-13

Kight, John

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

Synthetic resins

From ketone or ketene reactant

528223, 528271, 528272, 528286, 528296, 528302, 528308, 5283086, 528360, 528361, 528364, C08G 6500

Patent

active

048394599

ABSTRACT:
Disclosed is an improved process for the preparation of poly(ether-ketone) polymers by the reaction of at least one dicarboxylic acid with certain bis(phenoxybenzoyl) compounds in the presence of a perfluoroalkylsulfonic acid and (1) an oxide of phosphorus and/or (2) a perhaloalkanoic anhydride.

REFERENCES:
patent: T103703 (1983-12-01), Colquhoun et al.
patent: 4396755 (1983-08-01), Rose
patent: 4398020 (1983-08-01), Rose
patent: 4578427 (1986-03-01), Saito et al.
patent: 4678709 (1987-07-01), Tondre et al.
patent: 4703102 (1987-10-01), Fukuoka et al.
patent: 4720537 (1988-01-01), Brugel
patent: 4731429 (1988-03-01), McMaster et al.

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