Inventor
MISCHKE PETER
17 patents
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HOECHST AG
15 patentsUS4703112AOct 27, 1987
Water-soluble benzothiazole-azo- and phenyl-azo-compounds containing a 2-sulfo-5-acylamino-aniline coupling component, suitable as fibre-reactive dyestuffs
HOECHST AG18 citations73
US4693726ASep 15, 1987
Process for dyeing or printing cellulose fibers or cellulose blend fibers with pyridinium-triazine reactive dye, axable without alkali
HOECHST AG15 citations73
US4652634AMar 24, 1987
Water-soluble monoazo compounds containing a N-(sulfoalkyl)-aniline coupling component and a fiber-reactive group of the vinylsulfonyl series in the phenyl or benzothiazole diazo component, suitable as fiber-reactive dyestuffs
HOECHST AG12 citations73
US4430259AFeb 7, 1984
Water-soluble disazo compounds suitable as fiber-reactive dyestuffs
HOECHST AG13 citations73
US5634949AJun 3, 1997
Prevention of fabric hand harshening on printing of dyeing cellulosic textiles
HOECHST AG13 citations68
US5508389AApr 16, 1996
Process for producing concentrated aqueous solutions of anionic azo dyes
HOECHST AG11 citations68
US4889923ADec 26, 1989
AZO compounds containing cyano and vinyl-sulfone groups, a process for their preparation and their use as dyestuffs
HOECHST AG7 citations65
US4576755AMar 18, 1986
Water-soluble fibre-reactive phthalocyanine compounds
HOECHST AG5 citations62
US4056523ANov 1, 1977
Water-insoluble azo dyestuffs
HOECHST AG3 citations62
US4732573AMar 22, 1988
Novel dye salts of cationic dyes, having thiocyanatometallate or cyanatometallate complex anions for spin dyeing acid modified polyacrylonitrile
HOECHST AG6 citations61
US4160764AJul 10, 1979
Water-insoluble monoazo-dyestuffs for synthetic fibrous materials
HOECHST AG6 citations61
US4963660AOct 16, 1990
Process for the reduction of heavy metal ions in excess from aqueous synthesis solutions of water soluble heavy metal complex dyestuffs
HOECHST AG5 citations60
US5366512ANov 22, 1994
Low-dust or dust-free dye preparations
HOECHST AG4 citations57
US4028321AJun 7, 1977
Basic azo amino-phenylene dyestuffs
HOECHST AG1 citations51
US5278341AJan 11, 1994
N-acylaminoalkyl 2-hydroxyethyl sulfides and a process for their preparation
HOECHST AG1 citations50