Inventor
BRENNEISEN KURT
DE4 patents
Patents
4 patentsUS5227477AJul 13, 1993
Dyes having one or two 2,4- or 4,6-dichloro-5-cyanopyrimidyl groups linked through bridging radicals containing at least two nitrogen atoms to chloro-1,3,5-triazinyl groups
SANDOZ LTD57 citations94
US5395925AMar 7, 1995
Asymmetric sulfo group-containing disazo compounds containing two 6-halo-1,3,5-triazinyl groups
SANDOZ LTD13 citations71
US4502866AMar 5, 1985
Symmetrical unsubstituted and substituted 2-halo-4-(4'-(trisulfonaphthylazo)phenylamino)-1,3,5-triazin-6-ylamino compounds
SANDOZ LTD14 citations71
US4820808AApr 11, 1989
Copper Complexes of disazo compounds having two substituted 2-hydroxyphenyl diazo component radicals and two 3-methylpyrazol-5-one coupling component radicals
SANDOZ LTD1 citations49