Process for the preparation of high-molecular, optionally branch

Details Process for the preparation of high-molecular, optionally branch Process for the preparation of high-molecular, optionally branch

1986-08-01

1988-08-09

Anderson, Harold D.

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

Synthetic resins

From sulfur-containing reactant

C08G 7516

Patent

active

047629118

ABSTRACT:
The invention relates to a process for the preparation of high-molecular, optionally branched polyarylene sulphides. These can be prepared without a catalyst in a polar organic solvent by reacting dihalogenoaromatic compounds with mixtures of sodium and potassium sulphides and hydrogensulphides.

REFERENCES:
patent: 4282347 (1981-08-01), Tieszen et al.
patent: 4424339 (1984-01-01), Idel et al.
patent: 4433138 (1984-02-01), Idel et al.

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