C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
18/16
C08J 9/28 (2006.01) B01D 71/52 (2006.01)
Patent
CA 2008502
ABSTRACT "MEMBRANES" An asymetric membrane which comprises an at least partially crystalline aromatic ether ketone polymer may be prepared by contacting a solution of the polymer in a strong acid in a suitable shape with a non-solvent for the polymer.
Colquhoun Howard M.
Taylor Thomas M. C.
Marks & Clerk
North West Water Group Plc
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