Pigment flushing

Details Pigment flushing Pigment flushing

C - Chemistry, Metallurgy

09

D

6/217

C09D 17/00 (2006.01) C09B 67/00 (2006.01)

Patent

CA 1154203

PIGMENT FLUSHING 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 a petroleum sulfonate flushing aid and 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.

389693

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