Production of aromatic sulfide/ketone polymers

Details Production of aromatic sulfide/ketone polymers Production of aromatic sulfide/ketone polymers

C - Chemistry, Metallurgy

08

G

402/33

C08G 2/16 (2006.01) C08G 75/00 (2006.01) C08G 75/02 (2006.01)

Patent

CA 2009241

Abstract A polymerization process is provided for the production of high molecular weight aromatic sulfide/ketone polymer from at least one dihaloaromatic ketone, at least one alkali metal sulfide, at least one polar organic compound and water wherein the polymerization reaction is conducted in two distinct steps separated by an intermediate step of removal of at least a portion of the water.

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