Heidi Hengelsberg

119 – Phthalocyanine Dyes and Pigments

Phthalocyanine Dyes and Pigments

Imidazolymethylated copper phthalocyanine dyes

Crystalline clathrate compounds useful for purifying dis:azo dye

Clathrate of bis 6-hydroxy-4-methyl-5-(3-methyl-imidazolium-1-yl) -3-(phen-4-ylazo) pyridin-2-one! ethylene and an aromatic compound

Clathrate von Bis-[6-hydroxy-4-methyl-5-(3-methylimidazolium-1-yl)-3-(phen-4-ylazo)-pyridin-2-on]ethylen Ethylene clathrates of bis [6-hydroxy-4-methyl-5- (3-methylimidazolium-1-yl) -3- (phen-4-ylazo) -pyridin-2-one]

Basic azo dyes with a coupling component of the hydroxynaphthalenecarboxylic acid series

Imidazolylmethyl derivatives of copper phthalocyanine dyestuffs

Basische Azofarbstoffe mit einer Kupplungskomponente aus der Hydroxynaphthalincarbonsäurereihe

Basic azo dyestuffs from coupling components of the hydroxynaphthalene carbonic acid series