摘要:
The present invention provides compounds of formula wherein is wherein is and electrophoretic devices comprising the compounds of formula (1A) or (1B).
IN WHICH R IS HYDROGEN, HALOGEN, ALKYL, ALOXY, A-HYDROXYETHYL, B-HYDDROXYETHYL, B-HYDROXYETHOXY, B,B-DICARBALKOXYETHYL OR CARBALKOXY AND N IS ONE OF THE INTEGERS, 1, 2 AND 3. THE DYES LINEAR POLYESTER FIBROUS MATERIAL GREENISH BLUE SHADES. THE DYEINGS HAVE EXCELLENT FASTNESS PROPERTIES.
摘要:
The present invention provides compounds of formula wherein is wherein is and electrophoretic devices comprising the compounds of formula (1A) or (1B).
摘要:
A textile printing process without intermediate drying with the addition of a thickener of specific composition so that bleeding during fixing on the moist material is prevented.
摘要:
WHEREIN R1 is a saturated or unsaturated alkyl, cycloalkyl, aryloxyalkyl, aralkyl, aralkoxyalkyl or hydroxyalkyl having two to 12 carbon atoms, which comprises reacting 1-hydroxy-3-imino4,7-diamino-5,6-phthalylisoindolenine or its tautomer with an alkylating agent in water or in an aqueous medium containing a small amount of an organic solvent.
Improvement for preparing water insoluble anthraquinone dyestuffs represented by the formula,