Process for the preparation of polyarylene sulphides

Details Process for the preparation of polyarylene sulphides Process for the preparation of polyarylene sulphides

C - Chemistry, Metallurgy

08

G

402/344

C08G 75/14 (2006.01) C08G 75/02 (2006.01)

Patent

CA 1178745

Process for the preparation of polyarylene sulphides Abstract of the Disclosure Preparation of a polyarylene sulphide by poly- condensing a substituted p-dihalogenobenzene and option- ally a polyhalogeno aromatic compound having at least three halo substituents with an alkali metal sulphide in a polar solvent in the presence of a catalytic amount of a di-alkali metal salt of a phosphonic acid, LeA 19,604-U S

357043

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