C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
C02F 1/56 (2006.01) C02F 1/52 (2006.01)
Patent
CA 2370484
A process is provided which can be used, for example, to clarify substantially aqueous fluids and separate solids from the fluid. The process comprises combining the fluid with a composition which comprises an anionic silica-based colloid having an S value of less than 50% and a cationic organic polymer.
L'invention concerne un procédé utilisé notamment pour clarifier un fluide sensiblement aqueux et pour séparer les solides dudit fluide. Le procédé consiste à combiner le fluide à une composition renfermant un colloïde anionique de silice ayant une valeur S inférieure à 50 %, et un polymère organique cationique.
E. I. Du Pont de Nemours And Company
Torys Llp
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