Abstract:
SAID DYESTUFF BEING SUITABLE FOR THE DYEING OF FIBROUS MATERIALS CONSISTING OF POLYESTERS, THE CLEAR, HEAVY AND REDDISH ORANGE DYEINGS OBTAINED ON SAID MATERIALS BEING DISTINGUISHED BY VERY GOOD FASTNESS PROPERTIES TO IRONING, TO WET PROCESSING, TO WASTE GAS AND TO LIGHT.
Abstract:
PROCESS FOR PREPARING N-(B-CYANOETHYL)-ARYLAMINES OF THE FORMULA
X-A(-Y)-NH-CH2-CH2-C*N
X-A(-Y)-N(-CH2-CH2-C*N)-CHO
WHEREIN A, X AND Y ARE DEFINED AS ABOVE, WITH DILUTED AQUEOUS MATERIAL ACIDS, IN THE PRESENCE OF A SOLUBILIZER AND AT AN ELEVATED TEMPERATURE. WHEREIN A REPRESENTS PHENYL, NAPHTHYL, ANTHRACENYL OR ANTHRAQUINONYL, X STANDS FOR HYDROGEN, FLUORINE, CHLORINE OR BROMINE ATOMS, ALKYL OF C1 TO C5, ALKOXY OF C1 TO C4, TRIFLUOROMETHYL, PHENYL, PHENOXYL, BENZOLY-ALKYLSULFONYL OF C1 TO C6, N,N-DIALKYL-AMIDOSULFONE OF C2 TO C8 AND PHENYLAZO, Y REPRESENTS HYDROGEN, FLUORINE OR CHLORINE ATOMS, A NITRO GROUP, ALKOXY OF C1 TO C4 AND ALKYL-FLUOROALKYL-ALKOXY OF C1 TO C4 BY REACTING A N-(B-CYANOETHYL)ARYL-FORMAMIDE OF THE FORMULA
WHEREIN A IS AN ALKYLENE GROUP, WHICH DYESTUFFS GIVE ORANGE SHADES AND ARE USED FOR DYEING AND PRINTING TEXTILE FIBROUS MATRIALS, ESPECIALLY POLYETHYLENE GLYCOL TEREPHTHALATES.
Abstract:
The water-insoluble azo-dyestuff of the formula SAID DYESTUFF BEING SUITABLE FOR THE DYEING OF FIBROUS MATERIALS CONSISTING OF POLYESTERS, THE CLEAR, HEAVY AND REDDISH ORANGE DYEINGS OBTAINED ON SAID MATERIALS BEING DISTINGUISHED BY VERY GOOD FASTNESS PROPERTIES TO IRONING, TO WET PROCESSING, TO WASTE GAS AND TO LIGHT.