Process for ink-jet printing textile fibre materials

A process for printing textile fibre materials by the ink-jet printing process, wherein the materials are printed with an aqueous ink comprising at least one disperse dye of the formula

• in which
• R16 is halogen, nitro or cyano, R17 is hydrogen, halogen, nitro or cyano, R18 is halogen or cyano, R19 is hydrogen, halogen C1-C4alkyl or C1-C4alkoxy, R20 is hydrogen, halogen or acylamino, and R21 and R22 independently of one another are hydrogen or are C1-C4alkyl which is unsubstituted or substituted by hydroxyl, cyano, acetoxy or phenoxy,
• in which
• R23 is hydrogen, phenyl or phenylsulfoxy, the benzene ring in phenyl and phenylsulfoxy being unsubstituted or substituted by C1-C4alkyl, sulfo or C1-C4alkylsulfo,
• R25 is unsubstituted or C1-C4alkyl substituted amino or hydroxyl, R26 is hydrogen or C1-C4alkoxy, R27 is hydrogen or the radical —O—C6H5—SO2—NH—(CH2)3—O—C2H5, R36 is hydrogen, hydroxyl or nitro and R37 is hydrogen, hydroxyl or nitro,
• in which
• R28 is C1-C4alkyl which is unsubstituted or substituted by hydroxyl, R29 is C1-C4alkyl, R30 is cyano, R31 is the radical of the formula —(CH2)3—O—(CH2)2—O—C6H5, R32 is halogen, nitro or cyano, and R33 is hydrogen, halogen, nitro or cyano,
• in which
• R34 is C1-C4alkyl, R35 is C1-C4alkyl which is unsubstituted or substituted by C1-C4alkoxy, and W is the radical —COOCH2CH2OC6H5 and W1 is hydrogen or W is hydrogen and W1 is —N═N—C6H5,
• where the rings A″ and B″ are unsubstituted or substituted one or more times by halogen,
• in which
• R34 is C1-C4alkyl, which is unsubstituted or substituted by hydroxyl, C1-C4alkoxy or C1-C4alkoxy-C1-C4-alkoxy,
• an anionic copolymer based on acrylic acid and styrene having a molecular weight of from 3,000 to 10,000 and etaine monohydrate.