Abstract: A heat-sensitive transfer sheet, containing: a base film; a dye layer; and a heat-resistant lubricating layer containing talc particles; wherein, when a projected area corresponding to each of the talc particles in the heat-resistant lubricating layer is obtained from an electron beam image that is obtained by irradiating electron beams accelerated at 20 kV from a side of the heat-resistant lubricating layer of the heat-sensitive transfer sheet using a scanning electronic microscope, an average projected area of talc particles each having the projected area of 10 square ?m or more is 80 square ?m or less, and a variation coefficient that is obtained by dividing a standard deviation of the projected areas of talc particles each having the projected area of 10 square ?m or more by the average projected area is 0.8 or less.

Abstract: A heat-sensitive transfer sheet at least having a polyester support, a barrier layer, a heat-sensitive transfer layer containing a dye and a binder, both layers being applied on a surface of the support in this order, and having the heat-sensitive transfer layer including yellow, magenta, and cyan heat-sensitive transfer layers, and the yellow, magenta, and cyan heat-sensitive transfer layers and a protective layer being formed in area order, wherein the barrier layer contains a polyvinylpyrrolidone and cyan heat-sensitive transfer layer contains at least one silicone oil and at least one dye represented by the following formula (C1): wherein Ar represents a substituted or unsubstituted p-phenylene group; R1 represents a substituted or unsubstituted alkyl group; R2 represents a substituted or unsubstituted acylamino group, or a substituted or unsubstituted alkoxycarbonylamino group; R3 and R4 each independently represent a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl gr

Abstract: A method of producing an image, having superposing an ink sheet on an image-receiving sheet, and applying thermal energy, wherein the ink sheet comprises a yellow, magenta and cyan dye layers each containing at least one kind of each of yellow, magenta or cyan dye represented by formulae (1), (2) or (3); and wherein a receptor layer of the image-receiving sheet contains a latex polymer; wherein A is a phenylene; R1 and R2 are a hydrogen, or an alkyl, alkenyl or aryl; R3 is a hydrogen, or an alkyl, aryl, amino, alkoxy, aryloxy, alkoxycarbonyl, aryloxycarbonyl or carbamoyl; R4 is an alkyl or aryl; B is a phenylene or pyridine ring; R5, R6, R7, R8, R12 and R13 are an alkyl, alkenyl or aryl; D is a phenylene; R9 is a hydrogen or halogen; R10 is an alkyl; and R11 is an acylamino or alkoxycarbonylamino.

Abstract: A heat-sensitive transfer sheet having at least one dye layer formed on one side of a base sheet, wherein the dye layer contains at least one kind of dye represented by formula (1) and at least one kind of dye represented by formula (2), wherein, in formula (1), R1 and R2 each independently represent a substituted or unsubstituted alkyl group having 1 to 8 carbon atoms; R3 represents a substituted or unsubstituted alkyl group having 1 to 8 carbon atoms or a substituted or unsubstituted alkoxy group having 1 to 6 carbon atoms; and R4 represents a methyl group or an ethyl group, and wherein, in formula (2), R5 and R6 each independently represent a substituted or unsubstituted alkyl group having 1 to 8 carbon atoms; R7 represents a substituted or unsubstituted alkyl group having 1 to 8 carbon atoms or a substituted or unsubstituted alkoxy group having 1 to 8 carbon atoms; and R8 represents a methyl group or an ethyl group.

Abstract: A thermal transfer ink sheet having a dye layer containing a polyvinyl acetal modified with a compound of the formula [1] and a polyvinyl acetal modified with a compound of the formula [2]: wherein R1 represents a substituted alkyl group, etc; R2 represents H, etc; wherein R3 represents a linear hydrocarbon group, etc; R4 represents a hydrogen atom, etc.

Abstract: A heat-sensitive transfer recording ink sheet, containing a base material sheet and a dye-providing layer formed, wherein at least one kind of yellow dye contained in the dye-providing layer is an arylidenepyrazolone dye represented by formula (1): wherein X represents a substituted or unsubstituted alkoxy group having 1 to 6 carbon atoms; Y represents a halogen atom; R1 represents a substituted or unsubstituted aryl group having 6 to 10 carbon atoms; R2, R5 and R6 each represent a hydrogen atom, an unsubstituted alkyl group having 1 to 4 carbon atoms, an unsubstituted alkoxy group having 1 to 4 carbon atoms, or a halogen atom; and R3 and R4 each represent a substituted or unsubstituted alkyl group having 1 to 5 carbon atoms, or an allyl group.

Abstract: A coloring composition containing an azo dye of the following formula (1): wherein R1, R2, R3 and R6 represent a monovalent substituent; R5 represents a hydrogen atom or a monovalent substituent; n is 0 to 4.

Abstract: A thermal transfer recording ink sheet comprising a substrate sheet and a color-carrying layer, wherein the dye-carrying layer comprises an anthraquinone dye of the following formula (1) to (4) and an azo dye of the following formula (5): wherein R1—R3, R5, R7, R8 represents alkyl etc. R4 represents cyano etc., R6 represents tert-butyl etc., Y is —S— etc.

Abstract: A thermal transfer ink sheet comprising, as formed on a support, a dye layer containing a thermal transferable dye in a resin binder, wherein the dye layer contains a polyvinyl acetal modified with at least one compound of the following formula [1]: wherein R1 is a substituted linear alkyl group, a substituted branched alkyl group, or a substituted or unsubstituted cyclic group, and R2 is a hydrogen atom, a substituted or unsubstituted linear alkyl group, a substituted or unsubstituted branched alkyl group, or a substituted or unsubstituted cyclic group.

Abstract: An indaniline dye represented by the following formula (1): wherein R1 and R2 represent an unsubstituted linear or branched alkyl group having from 2 to 5 carbon atoms; R3 represents an unsubstituted linear or branched alkyl group having from 1 to 3 carbon atoms; provided that the total number of the carbon atoms of R1, R2 and R3 is 6 or 7.

Abstract: A thermal transfer ink sheet comprising, as formed on a support, a dye layer containing a thermal transferable dye in a resin binder, wherein the dye layer contains a polyvinyl acetal modified with at least one compound of the following formula [1]: wherein one of R1 and R2 is a branched hydrocarbon group and the other is a hydrogen atom or a hydrocarbon group, or R1 and R2 are groups that bond to each other to form a cyclic hydrocarbon.

Abstract: An image-forming method comprising employing (1) a heat-sensitive transfer image-receiving sheet having a support, at least one dye receptor layer on the support, and at least one heat insulation layer containing both hollow polymer particles and a hydrophilic polymer, the heat insulation layer being disposed between the receptor layer and the support, and (2) a heat-sensitive transfer sheet having at least one yellow heat transfer layer, at least one magenta heat transfer layer, and/or at least one cyan heat transfer layer on a support, wherein at least two of a yellow dye, a magenta dye, and a cyan dye, each incorporated in the corresponding heat transfer layer, are specific compounds.

Abstract: An azo dye of the following formula: wherein R1, R2, R4 and R5 represent a hydrogen atom or a substituent; R3 and R6 each independently represent a substituent; n indicates 0 to 3. The dye has an excellent optical characteristic with sharp absorption and excellent fastness.