Process for preparing poly(aryl ether ketone)s
AssigneeAmoco Corporation
InventorDonald R. Kelsey
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Abstract
Described herein is an improved process for preparing poly(aryl ether ketone)s by reacting a mixture of at least one bisphenol and at least one dihalobenzenoid compound or halophenol, wherein the improvement comprises providing to the reaction, a combination of sodium carbonate and/or bicarbonate and an alkali metal halide selected from potassium, rubidium or cesium fluoride or chloride, or combinations thereof.
Claims11
An improved process for preparing poly(aryl ether ketone)s by reacting a mixture of at least one bisphenol and at least one dihalobenzenoid compound, or a halophenol, wherein the improvement comprises providing to the reaction a combination of sodium carbonate and/or bicarbonate and an alkali metal halide selected from potassium, rubidium or cesium fluoride or chloride, or combinations thereof.
An improved process for preparing poly(aryl ether ketone)s by reacting a mixture of at least one bisphenol and at least one dihalobenzenoid compound, or a halophenol, wherein the improvement comprises providing to the reaction a combination of sodium carbonate and/or bicarbonate and potassium fluoride.
Dependencies are inferred from the claim text.