C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/319, 402/33,
C08G 16/00 (2006.01) C08G 61/12 (2006.01) C08G 67/00 (2006.01)
Patent
CA 2010719
ABSTRACT AROMATIC POLYMERS Polyketones, particularly polyetherketones, are formed by poly- condensing at least one aromatic monomer having at least two hydrogen atoms, susceptible to electrophilic substitution with carbon dioxide in solution in the presence of an acid, eg the Lewis acid aluminium trichloride, capable of activating the condensation reaction.
Colquhoun Howard M.
Daniels James A.
Lewis David F.
Stephenson Ian R.
Barlow Charles Brian
Colquhoun Howard M.
Daniels James A.
Imperial Chemical Industries Plc
Lewis David F.
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