C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
C09B 67/04 (2006.01) C09B 67/10 (2006.01) C09B 67/12 (2006.01)
Patent
CA 2073196
P-18706/A/CGC 1563 PROCESS FOR CONDITIONING ORGANIC PIGMENTS Abstract of the disclosure A process for converting crude pigments into pigmentary form wherein the crude pigment is premilled, then contacted with a polar solvent at temperatures below 50°C, with or without the presence of particle growth inhibitors, and finally isolated.
Babler Fridolin
Jaffe Edward E.
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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