C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
148/17
C23C 22/08 (2006.01)
Patent
CA 1075134
ABSTRACT OF THE DISCLOSURE Low molecular weight water soluble polymers (molecular weight less than 5 x 105) which comprise monomer moieties selected from acrylic acid, methacrylic acid, acrylamide and methacrylamide, when present in acid metal phosphating solutions modify the physical form of sludge produced. Process efficiency is improved.
255366
Brock Michael
Cooke Brian A.
Imperial Chemical Industries Limited
Na
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