Inventor
HAHNKE MANFRED
7 patents
Patents
7 patentsUS4046752ASep 6, 1977
Process for preparing an azo compound from a 2-aminothiazole diazo component
HOECHST AG22 citations81
US4061464ADec 6, 1977
Process for the preparation of dyestuff compositions
HOECHST AG14 citations72
US3996192ADec 7, 1976
Spin-dyeing of acrylonitrile homopolymers and copolymers
HOECHST AG14 citations72
US4062877ADec 13, 1977
Process for the preparation of violet dyestuffs of the triphenylmethane series
HOECHST AG3 citations61
US4041054AAug 9, 1977
Process for the preparation of symmetric 4-halogen-4',4"-diarylamino-triphenylmethane compounds
HOECHST AG3 citations61
US4020037AApr 26, 1977
Process for the spin-dyeing of polymers or copolymers of acrylonitrile
HOECHST AG5 citations61
US3966405AJun 29, 1976
N-Alkyl nitro phenyl diethylene triamine dyeing of acid modified synthetic fibers
HOECHST AG2 citations61