Pigment flushing

C - Chemistry – Metallurgy – 08 – J

Patent

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Details

6/194, 400/7057

C08J 3/20 (2006.01) C09D 11/00 (2006.01) C09D 3/00 (1980.01)

Patent

CA 1150875

Abstract of the Disclosure A method for transferring an organic pigment from an aqueous pulp of the pigment to a water-immiscible organic vehicle. This method comprising mixing the aqueous pulp and vehicle with at least one flushing aid selected from the class consisting of sulfonated sperm oil, sulfated sperm oil, and mixtures thereof until a major portion of the water present in said pulp separates.

367850

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