Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1974-11-22
1977-07-26
Lieberman, Allan
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
106 20, 106241, 260 37N, 260 37NP, 260 4221, C08K 535, C08L 2302, C08L 2506, C08L 7504
Patent
active
040382419
ABSTRACT:
Polymer compositions containing as a pigment a compound having the formula: ##STR1## in the pigmentary form in which it has an orange-red color and has an X chromaticity co-ordinate of from 0.59 to 0.63 and a Y chromaticity of from 0.33 to 0.36, each as hereinbefore defined.
REFERENCES:
patent: 2993065 (1961-07-01), Kumins et al.
patent: 3440254 (1969-04-01), Lenoir et al.
patent: 3441578 (1969-04-01), Dimroth
patent: 3687991 (1972-08-01), Gaeng
Inman Eric Richard
McCrae James McGeachie
Midcalf Christopher
Turner Alison
Cavalieri Vincent J.
Ciba-Geigy Corporation
Lieberman Allan
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