Tertiary alkyl substituted disazo pigments

Details Tertiary alkyl substituted disazo pigments Tertiary alkyl substituted disazo pigments

1975-12-10

1977-12-27

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

106288Q, 260571, C09B 4312

Patent

active

040654486

ABSTRACT:
Disazo pigments of the formula ##STR1## in which A denotes a radical of the formulae ##STR2## wherein X.sub.1, Y.sub.1 and Y.sub.2 each denote hydrogen or chlorine, lower alkyl or lower alkoxy, X stands for branched alkyl having 3 to 9 carbon atoms, Y denotes hydrogen, halogen or lower alkyl, Y.sub.3 denotes hydrogen or lower alkyl, Z is hydrogen, halogen, lower alkyl, lower alkoxy or lower carbalkoxy and n or 2 are useful for coloring plastics and lacquers in yellow shades having excellent fastness properties, especially fastness to weathering.

REFERENCES:
patent: 3413279 (1968-11-01), Mueller

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