C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/175.4
C09B 45/22 (2006.01) C09B 29/15 (2006.01) C09B 45/38 (2006.01) C09B 63/00 (2006.01)
Patent
CA 1096858
Putney Case 2 RUBINE PIGMENTS Abstract of the Disclosure Mixed strontium-cadmium salts of the monoazo dyestuff Image having a gram atom ratio of strontium to cadmium from 1:1 to 5:1 are described. The mixed salts give red pigments which have excellent color and possess good lightfastness and heat stability. - 1 -
290332
Ciba-Geigy Corporation
Fetherstonhaugh & Co.
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