Disazo pigments, process for their manufacture and their use

C - Chemistry – Metallurgy – 09 – B

Patent

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Details

8/24, 260/164.6,

C09B 31/02 (2006.01) C09B 33/153 (2006.01) D06P 1/04 (2006.01)

Patent

CA 1064481

ABSTRACT OF THE DISCLOSURE Disazo pigments of the formula Image wherein each of X and Y represents a hydrogen or a halogen atom, an alkyl or alkoxy group of 1 to 6 carbon atoms, an aryloxy, trifluoromethyl, nitro, cyano, carboxylic ester or carboxy amide group, or wherein X and Y together represent a fused benzene ring are valuable pigments coloring plastics and lacquers in yellow to orange shades of excellent fastness properties.

241773

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