Fiber reactive phthalocyanine sulfonamido azo pyridone dyestuffs

Abstract

Abstract PHTHALOCYANINESULFONAMIDO AZO-PYRIDONE DYESTUFFS OF THE GENERAL FORMULA (HO3S)A-PC(-SO2-N(-A3)-B)C-(SO2-N(-A1)-R-N(-A2)-Z)B IN WHICH PC IS NICKEL OR COPPER PHTHALOCYANINE A1, A2 AND A3 EACH INDEPENDENTLY IS HYDROGEN, LOWER ALKYL OR HYDROXYETHYL R IS PHENYLENE, METHYLENEPHENYLENE, ETHYLENEPHENYLENE OR DIPHENYLENE, EACH OF WHICH IS UNSUBSTITUTED OR SUBSTITUTED IN THE PHENYLENE MOIETY BY ONE OR MORE OF CHLORO, C1-C2 ALKOXY, C1-C2 ALKYL OR SULFONIC ACID, OR ALKYLENE OR CYCLOALKYLENE OF 2 TO 6 CARBON ATOMS, EACH OF WHICH IS UNSUBSTITUTED OR SUBSTITUTED BY B-HYDROXYETHYL, ACETYL OR CARBAMYL, ETHYLENEPIPERAZINYLENE OR R TOGETHER WITH A1 AND A2 FORMS PIPERAZINYLENE OR PIPERIDNYLENE, Z IS-A FIBRE-REACTIVE GROUP CAPABLE OF REACTING WITH THE HYDROXYL GROUPS OF CELLULOSE TO FORM A COVALENT BOND B IS A GROUP OF THE FORMULA 2-(O=),1-X,3-S,4-V,5-((-)R1-N=N-),6-HO-1,2-DIHYDROPYRIDINE , OR 1-((-)R2-),2-(O=),3-S,4-V,5-(D-N=N-),6-HO-1,2- DIHYDROPYRIDINE IN WHICH R1 IS PHENYLENE, METHYLENEPHENYLENE OR ETHYLENEPHENYLENE WHERE THE PHENYLENE MOIETY IS SUBSTITUTED BY ONE OR MORE OF CHLORO, C1-C2 ALKOXY, C1-C2 ALKYL OR SULFONIC ACID AND WHEREIN THE PHENYL MOIETY IS BOUND TO THE AZO GROUP V IS LOWER ALKYL, PHENYL, TOLYL, CARBOXYLIC ACID ETHYL ESTER, CARBOXYLIC ACID BENZYL ESTER, METHYLENE CARBOXYLIC ACID ETHYL ESTER, CARBAMYL, N-ETHYL CARBAMYL, OR B-CYANOETHYLENE S IS NITRILE, CARBOXYLIC ACID ETHYL ESTER, CARBAMYL, N,NDIMETHYLSULFAMYL, METHYLSULFONYL OR PHENYLSULFONYL X IS HYDROGEN, LOWER ALKYL WHICH IS UNSUBSTITUTED OR SUBSTITUTED BY AMINO, HYDROXYL, SULFONIC ACID OR B-HYDROXYETHYLENEAMINE, PHENYL, BENZYL, CYCLOHEXYL, EACH OF WHICH CAN BE SUBSTITUTED BY AMINO, OR X IS A GROUP OF THE FORMULA -R''-N(-Z)-A4 WHERE R'' IS ALKYLENE OF 1 TO 6 CARBON ATOMS, CYCLOHEXYLENE, PHENYLENE OR METHYLENEPHENYLENE A4 IS HYDROGEN OR LOWER ALKYL, AND Z IS A FIBER-REACTIVE GROUP R2 IS C1-C6 ALKYLENE D IS BENZENESLFONATE CONTAINING ONE OR MORE SULFONIC ACID GROUPS AND SUBSTITUTED BY ONE OR MORE OR CHLORO, HYDROXY, METHOXY, METHYL, CARBOXY, ACETAMIDO, BENZAMIDO, NITRO, SULPHOACETYLAMINO, TRIFLUOROMETHYL OR AMINOBENZOYL, OR NAPHTHALENESULFONATE CONTAINING ONE OR MORE SULFONIC ACID GROUPS AND D CAN ADDITIONALLY BE SUBSTUTITED BY A FIBER-REACTIVE GROUP, AND A, B AND C EACH, INDEPENDENTLY IS AN INTEGER OR FRACTIONAL NUMBER PROVIDED THAT B AND C IS EACH AT LEAST 1.0 AND THE SUM OF A+B+C IS AN INTEGER OR FRACTIONAL NUMBER BETWEEN 3.0 AND 4.0, ARE USEFUL AS COTTON DYES YIELDING GREEN SHADES OF GOOD GENERAL FASTNESS PROPERTIES.

Inventors

• 👤 G Hoelzle
• 👤 A Fasciati

Bibliographic Details