Arthur Buehler

Commercial packages containing dyestuffs

Process for the production of multi-colour effects on natural and synthetic polyamide fibre material

Water-soluble, fiber-reactive phenylazodihydroxy, methyl, cyanopyridine dyestuffs

Heavy metal complexes of azo dyestuffs containing a 2-amino-3-hydroxypyridine as coupling component

4-Methyl-2,6-dihydroxy-3-cyanopyridine containing dyestuffs

MIXED CHROMIUM-CONTAINING AZO DYESTUFFS CONTAINING, PER ATOM OF CHROMIUM, ONE MOLECULE OF AN O,O'-DIHYDROXY-SULPHOPHENYLENE-AZO-NAPHTHALENE AND ONE MOLECULE OF AN -O-HYDROXYPHENYLENE-AZO-ACETOACETAMIDE

Neue chromkomplexe, deren herstellung und verwendung New chromium complexes, their preparation and use

Neue, metallisierte azofarbstoffe, deren herstellung und verwendung New, metallized azo dyes, their production and use

Azo compounds,their manufacture and use

Verfahren zur Herstellung chromhaltiger Azofarbstoffe Process for the preparation of chromium-containing azo dyes