Manufacture of resin extended pigments

Details Manufacture of resin extended pigments Manufacture of resin extended pigments

C - Chemistry, Metallurgy

09

B

400/7057

C09B 67/20 (2006.01) C09B 45/00 (2006.01) C09B 48/00 (2006.01)

Patent

CA 1237228

TITLE MANUFACTURE OF RESIN EXTENDED PIGMENTS ABSTRACT A process for preparing a resin extended pigment from crude pigment is disclosed. The process involves dry premilling the crude pigment either with or without the resin followed by comilling the pre- milled pigment with the resin in the presence of water under alkaline conditions. Preferably an organic liquid which wets the resin and the pigment and can improve the crystallinity of the pigment is present in the water milling step.

451351

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