Inventor

SCHIEBLER SIEGFRIED

DE3 patents

Patents

3 patents

US5342723AAug 30, 1994

Biscationic acid amide and acid imide derivatives as charge controllers

HOECHST AG21 citations91

US3984433AOct 5, 1976

Process for preparing copper phthalocyanine pigments of the α-modification

HOECHST AG13 citations71

US5254796AOct 19, 1993

Oxidation process

HOECHST AG2 citations60