Process for producing aromatic sulfide polymer with alkaline ear

Details Process for producing aromatic sulfide polymer with alkaline ear Process for producing aromatic sulfide polymer with alkaline ear

1984-09-06

1985-08-27

Anderson, Harold D.

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

Synthetic resins

From sulfur-containing reactant

C08G 7516

Patent

active

045379530

ABSTRACT:
The improvement in a process for producing an aromatic sulfide polymer from (A) hydrous sulfide of an alkali or alkaline earth metal and (B) a dihalo-aromatic compound is disclosed. The improvement is concerned with how the hydrous sulfide is dehydrated and comprises dehydrating the hydrous sulfide by the action thereon of (C) an alkaline earth metal oxide before substantial formation of the aromatic sulfide polymer.

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