Ink-jet recording method and apparatus employing ink containing halogenated alkanol with 2 to 4 carbon atoms

A recording unit comprising (i) an ink container containing an ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom, and (ii) a head from which the ink is ejected in the form of droplets.

An ink-jet recording apparatus comprising a recording unit comprising an ink container containing an ink that comprises a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom, and a head from which the ink is ejected in the form of droplets.

An ink-jet recording apparatus comprising a recording unit comprising an ink container containing an ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom, and a head from which the ink is ejected in the form of droplets, wherein said head comprises a heating element for ejecting ink.

An ink cartridge comprising an ink container containing an ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom.

An ink-jet recording apparatus comprising an ink cartridge comprising an ink container containing an ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom, a recording head for ejecting ink droplets, and an ink supplying portion for supplying ink to a recording head from an ink cartridge.

An ink-jet recording method comprising the step of ejecting an ink from an orifice of a recording head according to a recording signal to make a record on a recording medium, wherein said ink comprises a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom, and wherein the alkyl alcohol includes one represented by the following Formula (I):

• ##STR2## wherein X denotes a hydrogen atom or a halogen atom and at least one of X denotes a halogen atom.

A recording unit comprising (i) an ink container containing an ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom, and wherein the alkyl alcohol includes one represented by the following Formula (I):

• ##STR3## wherein X denotes a hydrogen atom or a halogen atom and at least one of X denotes a halogen atom, and (ii) a head from which the ink is ejected in the form of droplets.

An ink-jet recording apparatus comprising a recording unit comprising (i) an ink container containing an ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom, and wherein the alkyl alcohol includes one represented by the following Formula (I):

• ##STR4## wherein X denotes a hydrogen atom or a halogen atom and at least one of X denotes a halogen atom, and (ii) a head from which the ink is ejected in the form of droplets.