Polyketone

Details Polyketone Polyketone

C - Chemistry, Metallurgy

08

G

402/33

C08G 65/40 (2006.01) C08G 65/38 (2006.01) C08G 75/23 (2006.01)

Patent

CA 1257442

ABSTRACT "Polyketone" Polyaryletherketones are prepared by polymerisation of a halogen-containing aryl ketone in the presence of a stoichiometric excess of a base and a copper salt. The halogen-containing aryl acetone may be 4-chloro-4'-hydroxy- benzophenone. A basic copper salt may be used but the base used to provide the excess of base is an alkali metal hydroxide, carbonate or bicarbonate.

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