PROCESS FOR PREPARING POLY(ARYLENE SULFIDE KETONE) WITH WATER ADDITION

摘要

31795CA A process and product produced therefrom for preparing a melt stable, high molecular weight poly(arylene sulfide ketone) from the addition of water to a reaction mixture containing a polyhalobenzophenone and an alkali metal sulfide. The water being present in a molar ratio of about 4.5:1 to about 8:1 with respect to the alkali metal sulfide.