The present invention relates to inkjet printable transfer media for transferring a sublimation dye and/or another functional active ingredient to a surface of an article by means of heat in a thermoformable process, to methods for preparing such inkjet printable transfer media and for providing at least a part of a surface of an article with sublimation dye and/or another functional active ingredient as well as the use of such inkjet printable transfer media in different technical fields.

The present invention relates to inkjet printable transfer media for transferring a sublimation dye and/or another functional active ingredient to a surface of an article by means of heat in a thermoformable process, to methods for preparing such inkjet printable transfer media and for providing at least a part of a surface of an article with sublimation dye and/or another functional active ingredient as well as the use of such inkjet printable transfer media in different technical fields.

A dye mixture comprising at least one dye of formula (formula) and at least one dye of formula (formula), wherein R.sub.1 is hydrogen or C.sub.1-C.sub.4alkyl, R.sub.2 is hydrogen or C.sub.1-C.sub.4alkyl, C.sub.1-C.sub.4alkoxy or sulfo, Q.sub.1 is a fibre-reactive radical of formula —(CH.sub.2).sub.2-3—SO.sub.2—Y.sub.2 (3a) or —(CH.sub.2).sub.2-3—O—(CH.sub.2).sub.2-3—SO.sub.2—Y.sub.3 (3b), Q.sub.2 has the meaning of Q.sub.1, or is hydrogen or C.sub.1-C.sub.4alkyl, X.sub.1 and X.sub.2 are each independently of the other halogen, 3-carboxypyridin-1-yl or 3-carbamoylpyridin-1-yl, Y.sub.1, Y.sub.2 and Y.sub.3 are each independently of the others vinyl or a radical —CH.sub.2—CH.sub.2—U and U is a group removable under alkaline conditions, Z.sub.1 and Z.sub.2 are each independently of the other —S0.sub.2-Y, wherein Y is vinyl or a radical —CH.sub.2—CH.sub.2—U and U is a group removable under alkaline conditions, M is hydrogen, an alkali metal or one equivalent of an alkaline earth metal, k and n are each independently of the other the number 0, 1 or 2, I and q are each independently of the other the number 0 or 1, m is the number 0 or 1, and wherein the diazo component of the dye of formula (1) and the diazo component of the dye of formula (2) each independently of the other are a benzene radical or a naphthyl radical, are suitable especially for the dyeing or printing of cellulosic fibre materials, exhibit a good build-up, a good fixation rate and good washing off properties of the unfixed dyes, and good all-round fastness properties.

##STR00001##

A dye mixture comprising at least one dye of formula (formula) and at least one dye of formula (formula), wherein R.sub.1 is hydrogen or C.sub.1-C.sub.4alkyl, R.sub.2 is hydrogen or C.sub.1-C.sub.4alkyl, C.sub.1-C.sub.4alkoxy or sulfo, Q.sub.1 is a fibre-reactive radical of formula —(CH.sub.2).sub.2-3—SO.sub.2—Y.sub.2 (3a) or —(CH.sub.2).sub.2-3—O—(CH.sub.2).sub.2-3—SO.sub.2—Y.sub.3 (3b), Q.sub.2 has the meaning of Q.sub.1, or is hydrogen or C.sub.1-C.sub.4alkyl, X.sub.1 and X.sub.2 are each independently of the other halogen, 3-carboxypyridin-1-yl or 3-carbamoylpyridin-1-yl, Y.sub.1, Y.sub.2 and Y.sub.3 are each independently of the others vinyl or a radical —CH.sub.2—CH.sub.2—U and U is a group removable under alkaline conditions, Z.sub.1 and Z.sub.2 are each independently of the other —S0.sub.2-Y, wherein Y is vinyl or a radical —CH.sub.2—CH.sub.2—U and U is a group removable under alkaline conditions, M is hydrogen, an alkali metal or one equivalent of an alkaline earth metal, k and n are each independently of the other the number 0, 1 or 2, I and q are each independently of the other the number 0 or 1, m is the number 0 or 1, and wherein the diazo component of the dye of formula (1) and the diazo component of the dye of formula (2) each independently of the other are a benzene radical or a naphthyl radical, are suitable especially for the dyeing or printing of cellulosic fibre materials, exhibit a good build-up, a good fixation rate and good washing off properties of the unfixed dyes, and good all-round fastness properties.

##STR00001##

A system for applying a coating composition is provided herein. The system includes a first high transfer efficiency applicator defining a first nozzle orifice and a second high transfer efficiency applicator defining a second nozzle orifice. The system further includes a reservoir. The system further includes a substrate defining a first target area and a second target area. The first high transfer efficiency applicator and the second high transfer efficiency applicator are configured to receive the coating composition from the reservoir and configured to expel the coating composition through the first nozzle orifice to the first target area of the substrate and to expel the coating composition through the second nozzle orifice to the second target area of the substrate.

A system for applying a coating composition is provided herein. The system includes a first high transfer efficiency applicator defining a first nozzle orifice and a second high transfer efficiency applicator defining a second nozzle orifice. The system further includes a reservoir. The system further includes a substrate defining a first target area and a second target area. The first high transfer efficiency applicator and the second high transfer efficiency applicator are configured to receive the coating composition from the reservoir and configured to expel the coating composition through the first nozzle orifice to the first target area of the substrate and to expel the coating composition through the second nozzle orifice to the second target area of the substrate.

Dyes of formula (1)

##STR00001##

their production and their use.

Dyes of formula (1)

##STR00001##

their production and their use.

An inkjet ink includes an aqueous medium, composite particles, and a cross-linking agent. The composite particles are emulsified particles of a composite of a polyester resin and a disperse dye. The polyester resin includes at least one repeating unit derived from a polyhydric alcohol and at least one repeating unit derived from a polybasic carboxylic acid. The polyester resin is non-crystalline. The polyester resin has a glass transition point of at least 45° C. and no higher than 75° C. The polyester resin has an acid value of at least 10 mgKOH/g and no greater than 70 mgKOH/g. The polyester resin has a hydroxyl value of at least 20 mgKOH/g and no greater than 60 mgKOH/g. The cross-linking agent includes a blocked isocyanate.

An inkjet ink includes an aqueous medium, composite particles, and a cross-linking agent. The composite particles are emulsified particles of a composite of a polyester resin and a disperse dye. The polyester resin includes at least one repeating unit derived from a polyhydric alcohol and at least one repeating unit derived from a polybasic carboxylic acid. The polyester resin is non-crystalline. The polyester resin has a glass transition point of at least 45° C. and no higher than 75° C. The polyester resin has an acid value of at least 10 mgKOH/g and no greater than 70 mgKOH/g. The polyester resin has a hydroxyl value of at least 20 mgKOH/g and no greater than 60 mgKOH/g. The cross-linking agent includes a blocked isocyanate.