Production of pigments

Details Production of pigments Production of pigments

C - Chemistry, Metallurgy

09

B

C09B 47/04 (2006.01) C09B 19/02 (2006.01) C09B 48/00 (2006.01) C09B 57/00 (2006.01) C09B 67/14 (2006.01)

Patent

CA 2193605

The present invention provides a process for converting a crude pigment into pigmentary form which comprises kneading the crude pigment in the presence of a liquid carboxylic acid and optionally a salt.

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