Inventor
ROUECHE ARMAND
13 patents
Patents
13 patentsUS4334932AJun 15, 1982
Pigment formulations, processes for their preparation and their use for pigmenting aqueous, alcoholic or aqueous-alcoholic printing ink systems and colored lacquer systems
CIBA GEIGY CORP23 citations81
US4392999AJul 12, 1983
Monoazo pigments containing hydroxynaphthoylamino benzimidazolone radical
CIBA GEIGY CORP6 citations73
US4370431AJan 25, 1983
Process for coloring fibre forming polyamides in the melt with azo pigments
CIBA GEIGY CORP8 citations73
US4220586ASep 2, 1980
Hetero-aryl azo acylamino substituted aceto-acetarylide pigments
CIBA GEIGY CORP12 citations73
US4012371AMar 15, 1977
Benzinaldazolyl-, quinolonyl-, or phenmorpholonylazo-3-cyano-4-methyl-1,2-[1',2']-benz-[4',5']-imidazolo-6-hydroxypyridine colorants
CIBA GEIGY CORP13 citations73
US4340430AJul 20, 1982
Azo pigments, process for their production and their use
CIBA GEIGY CORP13 citations72
US3978038AAug 31, 1976
Disazo pigments containing at least one nitro group on the diazo component
CIBA GEIGY CORP7 citations72
US4229344AOct 21, 1980
Monazo pigments containing hydroxynaphthoylaminobenzimidazalone radical
CIBA GEIGY CORP5 citations62
US4206114AJun 3, 1980
Monoazo pigments from diazotized 5-acylaminoanthranilic acid derivatives and acetoacetylaminobenzimidazolones
CIBA GEIGY CORP4 citations61
US4053464AOct 11, 1977
Disazo pigments containing ether substituted alkoxy carbonyl groups
CIBA GEIGY CORP3 citations61
US4269976AMay 26, 1981
Pigment of sodium salt of bis-methine-barbituric acid
CIBA GEIGY CORP0 citations51
US4093613AJun 6, 1978
Trisazo pigments containing two barbituric acid coupling components
CIBA GEIGY CORP0 citations51
US3988312AOct 26, 1976
Tetrakisazo pigments prepared by reacting an aminoazobenzene and an aryl-bis-acetoacetylamino derivative
CIBA GEIGY CORP1 citations51