C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/297
C08F 8/32 (2006.01) C08F 222/06 (2006.01) C08J 3/12 (2006.01) C08L 35/00 (2006.01)
Patent
CA 1129145
Case No. 07-0780 APPLICATION FOR LETTERS PATENT FOR AGGREGATED POLYELECTROLYTES ABSTRACT The filterability, drying characteristics and physical form of water-insoluble, cross-linked poly- electrolytes containing amine-imide functional groups is improved without substantially diminishing the protein adsorption capacity of said poly- electrolytes by heating the polymeric starting material in inert organic solvent at a temperature ranging from about 115°C to about 160°C but lower than the softening point of said polymer for at least about 15 minutes and until said polymer is substantially aggregated prior to crosslinking.
308001
Fields Joseph E.
Slocombe Robert J.
Mcfadden Fincham
Monsanto Company
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