Process for printing textile fibre materials in accordance with the ink-jet printing process

An aqueous printing ink for an ink-jet printing process, comprising

• (I) at least one disperse dye selected from the group of dyes of the formulae (1) to (13)
• in which
• R1 is halogen, nitro or cyano,
• R2 is hydrogen, halogen, nitro or cyano,
• R3 is hydrogen, halogen or cyano,
• R4 is hydrogen, halogen, C1-C4alkyl or C1-C4alkoxy,
• R5 is hydrogen, halogen or C2-C4alkanoylamino, and
• R6 and R7 independently of one another are hydrogen, allyl, C1-C4alkyl which is unsubstituted or substituted by hydroxy, cyano, C1-C4alkoxy, C1-C4alkoxy-C1-C4alkoxy, C2-C4alkanoyloxy, C1-C4alkoxycarbonyl, phenyl or phenoxy,
• in which
• R8 is hydrogen, C1-C4alkyl, phenyl or phenylsulfonyl, the benzene ring in phenyl and phenylsulfonyl being unsubstituted or substituted by C1-C4alkyl, sulfo or C1-C4alkylsulfonyloxy,
• R9 is hydroxy, amino, N-mono- or N,N-di-C1-C4alkylamino, phenylamino, the benzene ring in phenyl being unsubstituted or substituted by C1-C4alkyl, C1-C4alkoxy, C2-C4alkanoylamino or halogen,
• R10 is hydrogen, C1-C4alkoxy or cyano,
• R11 is hydrogen, C1-C4alkoxy, phenoxy or the radical —O—C6H5—SO2—NH—(CH2)3—O—C2H5,
• R12 is hydrogen, hydroxy or nitro, and
• R13 is hydrogen, hydroxy or nitro,
• in which
• R14 is C1-C4alkyl which is unsubstituted or substituted by hydroxy,
• R15 is C1-C4alkyl,
• R16 is cyano,
• R17 is the radical of the formula —(CH2)3—O—(CH2)2—O—C6H5,
• R18 is halogen, nitro or cyano, and
• R19 is hydrogen, halogen, nitro or cyano,
• in which
• R20 is C1-C4alkyl,
• R21 is C1-C4alkyl which is unsubstituted or substituted by C1-C4alkoxy and
• R22 is the radical —COOCH2CH2OC6H5 und R23 is hydrogen or
• R22 is hydrogen and R23 is the radical —N═N—C6H5,
• where the rings A and B are unsubstituted or substituted one or more times by halogen,
• in which
• R24 is C1-C4alkyl, which is unsubstituted or substituted by hydroxy, C1-C4alkoxy, C1-C4-alkoxy-C1-C4alkoxy, C2-C4alkanoyloxy or C1-C4alkoxycarbonyl,
• in which
• R25 is C1-C4alkyl,
• R26 is C1-C4alkyl, which is unsubstituted or substituted by C1-C4alkoxy,
• R27 is hydrogen, C1-C4alkoxy or halogen, and
• R28 is hydrogen, nitro, halogen or phenylsulfonyloxy,
• in which
• R29, R30, R31 and R32 independently of one another are hydrogen or halogen,
• R33 is hydrogen, halogen, C1-C4alkyl or C1-C4alkoxy,
• R34 is hydrogen, halogen or C2-C4alkanoylamino, and
• R35 and R36 independently of one another are hydrogen, C1-C4alkyl, which is unsubstituted or substituted by hydroxy, cyano, acetoxy or phenoxy,
• in which
• R37 is hydrogen or halogen,
• in which
• R38 is hydrogen, C1-C4alkyl, tetrahydrofuran-2-yl or C1-C4alkoxycarbonyl, which is unsubstituted or substituted in the alkyl by C1-C4alkoxy,
• in which
• R39 is hydrogen or thiophenyl, which is unsubstituted or substituted in the phenyl by C1-C4alkyl or C1-C4-alkoxy,
• R40 is hydrogen, hydroxy or amino,
• R41 is hydrogen, halogen, cyano or thiophenyl, which is unsubstituted or substituted in the phenyl by C1-C4alkyl or C1-C4-alkoxy, phenoxy or phenyl, and
• R42 is phenyl, which is unsubstituted or substituted by halogen, C1-C4alkyl or C1-C4-alkoxy, or
• in which
• R43 is hydrogen or C1-C4alkyl,
• R44 and R45 independently of one another are hydrogen, halogen, nitro or cyano,
• R46 is hydrogen, halogen, C1-C4alkyl or C1-C4alkoxy,
• R47 is hydrogen, halogen or C2-C4alkanoylamino, and
• R48 and R49 independently of one another are hydrogen or C1-C4alkyl, which is unsubstituted or substituted by hydroxy, cyano, C1-C4alkoxy, C1-C4alkoxy-C1-C4alkoxy, C2-C4alkanoyloxy, C1-C4alkoxycarbonyl, phenyl or phenoxy,
• (II) from 10 to 35% by weight of glycerol based on the total weight of the ink, and
• (III) from 10 to 25% by weight of dipropylene glycol based on the total weight of the ink, the ink having a viscosity of from 5 to 20 mPa s at 25° C.