Process for the production of high molecular weight, optionally

Details Process for the production of high molecular weight, optionally Process for the production of high molecular weight, optionally

1989-11-13

1991-10-08

Anderson, Harold D.

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

Synthetic resins

From sulfur-containing reactant

528226, C08G 200, C08G 400, C08G 7514

Patent

active

050555510

ABSTRACT:
This invention relates to a process for the production of high molecular weight, optionally branched polyarylene sulfides having a reduced content of extractable oligomeric constituents. They are prepared by reaction of alkali sulfides and/or alkali hydrogen sulfides with aromatic dihalogen compounds in a polar organic solvent.

REFERENCES:
patent: 3354129 (1967-11-01), Edmonds, Jr. et al.

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