Abstract:
A thermal transfer recording sheet set includes an image-receiving sheet that includes an image-receiving layer containing a compound represented by general formula (1) or (2) and an ink sheet that includes a yellow coloring material layer containing a particular dye and a cyan coloring material layer containing a particular dye.
Abstract:
An object of the present invention is to provide a thermal transfer recording sheet that enables images having a wide color gamut, a high chroma, and good lightfastness, in which the degree of catalytic fading is reduced, to be formed. The thermal transfer recording sheet includes a base material and a colorant layer on the base material. The colorant layer includes a yellow dye layer, a magenta dye layer, and a cyan dye layer. The dye layers each include, as a dye, a compound having a specific structure.
Abstract:
An image-forming method, containing the steps of: superposing a heat-sensitive transfer sheet on a heat-sensitive transfer image-receiving sheet so that the following receptor layer can be contacted with the following thermal transfer layer; and providing thermal energy in accordance with image signals, thereby to form a thermal transfer image;in which the heat-sensitive transfer image-receiving sheet comprises, on a support, a receptor layer containing a polymer latex, and a heat insulation layer containing hollow polymer particles, and the heat-sensitive transfer sheet comprises, on a support, a thermal transfer layer containing any one of compounds represented by formulas (1) to (7): in which, one of Z1 and Z2 represents ═N— and the other represents ═C(R95)—; Z3 and Z4 each independently represents ═N— or ═C(R96)—; R51 to R114 each independently represent a substituent, or a hydrogen atom or a substituent; n8 to n18 each independently represent an integer of 0 to 5, 0 to 4 or 0 to 2.
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:
A magenta dye combination having improved lightfastness and keeping properties is described, wherein the magenta dye combination can be used in thermal printing.
Abstract:
The present invention relates to a dye-donor element for thermal dye transfer comprising a support having on one side a dye layer and on a second side a slipping layer, wherein the slipping layer comprises a first wax comprising a polymer derived from a polyolefin and an ethylenically unsaturated carboxylic acid or ester or anhydride thereof, and at least one other wax and wherein the dye layer comprises at least a magenta dye of the Structure I: wherein the dye donor element has reduced 2× retransfer. The present invention also relates to the same slip layer with a dye layer comprising at least a yellow dye of the Structure X: or Structure XI: or Structure XII: or Structure XIII: or wherein the dye layer comprises at least a cyan dye of Structure XX:
Abstract:
A thermal dye transfer assemblage comprising: (I) a dye-donor element comprising a support having thereon sequentially repeating dye layer patches of a dye dispersed in a polymeric binder, at least one of the dye patches containing a pendant basic-substituted dye having the formula: A-(L-B).sub.m wherein: A represents a thermally transferable dye residue, L represents a divalent linking group, B represents a basic substituent, and m represents an integer of from 1 to 3; and (II) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer containing a hydrated transition metal or metalloid salt of a strong acid.
Abstract:
This invention is to provide a novel quinizarin compound which has a quinizarin structure represented by a following formula (1) having one to four of the 5, 6, 7, and 8 positions and at least either the 6 or 7 position formed of at least one member selected from the class consisting of secondary amino groups, alkylthio groups, and optionally substituted phenylthio groups, and having the remaining positions thereof formed of at least one member selected from the class consisting of hydrogen atom, halogen atoms, amino group, hydroxy group, alkoxy groups, and optionally substituted phenoxy groups, a method for the production thereof, and a dye, an electrophotographic grade color toner composition, a thermal-transfer recording sheet, an optical recording medium, an ink jet grade ink composition and a color filter severally comprising the quinizarin compound. ##STR1##
Abstract:
A sublimation type color printing sheet is provided which can provide a color printing image having high light-proofing capability substantially equivalent or higher than that of a normal silver salt photograph. The sublimation type color thermal printing sheet includes a material sheet, on which a plurality of color inks at least including cyan, magenta, yellow, and additionally black if required are coated in a given order, wherein the ink of each color at least contains a dye included in anthraquinone type chromophore.
Abstract:
Disclosed are magenta anthraquinone dyestuffs for sublimation thermaltransfer printing of one of the formulas ##STR1## wherein R is a halogen atom, methyl or methoxy; wherein R.sub.1 is a hydrogen atom, hydroxyl, a halogen atom, alkyl of 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms; and wherein R.sub.2 is a hydrogen atom, a halogen atom, alkyl or 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms, with the proviso that in formula (3) either R.sub.1 or R.sub.2 is not a hydrogen atom.