Inventor

FASS RUDOLF

6 patents

Patents

6 patents

US4485041ANov 27, 1984

Water-soluble metal free or copper triazino-bis-[hydroxy-naphthylamino]-disazo dyestuffs containing fiber reactive groups, and a process for dyeing or printing cellulose fibers

HOECHST AG33 citations92

US4622390ANov 11, 1986

Water-soluble disazo compounds containing an amino naphthol-disulfonic acid moiety as a coupling component and fibre-reactive groups

HOECHST AG30 citations90

US4323497AApr 6, 1982

Water-soluble disazo dyestuffs

HOECHST AG22 citations81

US4730038AMar 8, 1988

Water-soluble disazo compounds of 1-amino-8-naphthal-3,6- or 4,6-disulfonic acid as bivalent coupling component, containing fiber-reactive groups suitable as dyestuffs

HOECHST AG14 citations73

US4378312AMar 29, 1983

Water-soluble azo dyestuffs

HOECHST AG14 citations73

US4916215AApr 10, 1990

Water-soluble disazo compounds containing substituted triazinyl radical, pyrazole-type groups, and a plurality of fiber-reactive sulfone-containing groups, suitable as dyestuffs

HOECHST AG4 citations61