Process for the preparation of polyarylene sulphides

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

1985-08-23

1986-04-29

Marquis, Melvyn I.

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

Synthetic resins

From sulfur-containing reactant

26433111, 26433112, C08G 7514

Patent

active

045858560

ABSTRACT:
This invention relates to a new process for the preparation of optionally branched polyarylene sulphides from optionally substituted halogen benzenes in admixture with aromatic polyhalogen compounds and alkali metal sulphides in polar solvents in the presence of thio salts.

REFERENCES:
patent: 3869434 (1975-03-01), Campbell et al.
patent: 3919177 (1975-11-01), Campbell
patent: 4071509 (1978-01-01), Edmonds, Jr.
patent: 4373090 (1983-02-01), Edmonds, Jr.
patent: 4500702 (1985-02-01), Ostlinning et al.
patent: 4501884 (1985-02-01), Ostlinning et al.
patent: 4525579 (1985-06-01), Idel et al.
patent: 4535149 (1985-08-01), Ebert et al.
patent: 4537951 (1985-08-01), Idel et al.

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