Treatment of pigment

Details Treatment of pigment Treatment of pigment

C - Chemistry, Metallurgy

09

C

6/208

C09C 1/36 (2006.01) C09C 3/06 (2006.01)

Patent

CA 1052059

Abstract of the Disclosure "TREATMENT OF PIGMENT" A process for the treatment of titanium dioxide pigment in which there is added to a slurry of the pigment a compound of silicon, of aluminium, of zirconium and of titanium, changing the pH of the slurry to 7.5 to 8.5 prior to adding a compound of silicon, an acidic compound of aluminium and an alkaline compound of aluminium thereby producing a coated pigment. -1-

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