The thermal transfer image-receiving sheet according to the present disclosure includes a receiving layer, a front substrate, a porous layer, and a rear substrate in this order and further includes a metal-containing layer interposed between the receiving layer and the front substrate or between the front substrate and the porous layer. The thermal conductivity of the thermal transfer image-receiving sheet which is measured on the receiving layer-side is 0.38 W/m.Math.K or less. The Martens hardness of the thermal transfer image-receiving sheet which is measured on the receiving layer-side is 10.0 N/mm.sup.2 or less. The 45-degree specular gloss of the thermal transfer image-receiving sheet which is measured on the receiving layer-side is 800 or more.

An object is to provide a thermal transfer sheet that can prevent the occurrence of layer detachment and has high transferability for preventing the occurrence of transfer defects such as delamination trace and tailing. The thermal transfer sheet of the invention is characterized in that it includes a substrate, a release layer, and a transfer layer in that order, and the release layer contains at least one of alumina and alumina hydrate, and a binder resin.

A thermosensitive recording medium includes a support; a first underlayer disposed on or above the support; a second underlayer disposed on or above the first underlayer; and a thermosensitive recording layer disposed on or above the second underlayer. The second underlayer and the thermosensitive recording layer are formed by simultaneous curtain coating. Surface smoothness of a surface of the thermosensitive recording medium is 1,000 s or greater.

The present invention relates to a thermally printable paper article with an elastomeric underlayer, which imparts improved printing performance.

The present invention relates to a thermally printable paper article with an elastomeric underlayer, which imparts improved printing performance.

The present disclosure provides recording media and related methods. A recording media for printing can comprise a base paper and a backside extruded polyethylene layer on a side of the base paper. The backside extruded polyethylene layer can include a filler and an organic reagent admixed in the extruded polyethylene layer, wherein the filler and organic reagent are present in the backside extruded polyethylene layer in an amount of 20% by weight to 50% by weight based on the total weight of the backside extruded polyethylene layer.

There is disclosed a heat-sensitive recording material including an undercoat layer formed on one surface of a support and a heat-sensitive recording layer formed on the undercoat layer. The heat-sensitive recording layer contains a leuco dye and a coloring agent. The undercoat layer contains hollow particles and a binding resin. A maximum particle diameter (D100) of the hollow particles is 10 to 30 μm. A particle diameter (D50) of the hollow particles at cumulative 50 volume % is 4.0 to 15 μm. A ratio D100/D50 of the maximum particle diameter (D100) of the hollow particles to the particle diameter (D50) of the hollow particles at cumulative 50 volume % is 1.8 to 3.0. A volume percentage of the hollow particles having particle diameters of 2.0 μm or less is 1% or less.

A thermosensitive recording medium includes a base material; a thermosensitive recording layer; and an under layer disposed between the base material and the thermosensitive recording layer and containing a non-thermally-expandable hollow filler. The thermosensitive recording medium includes a hydrocarbon, where an amount of the hydrocarbon having from 3 through 16 carbon atoms is 0.2 mg/m.sup.2 or more, relative to an area of the thermosensitive recording medium.

The present disclosure is a thermal transfer sheet including a substrate and a transfer layer, the transfer layer containing a luster pigment, wherein, when an image of the sheet is taken from a side on which the transfer layer is present, the image is analyzed, dark and light portions of the analyzed image are inverted, automatic thresholding is performed in order to determine a threshold value of a brightness distribution, binary representation is subsequently performed, and the number and the total area of the black portions and the total area of the white portions are calculated, the ratio of the total area of the black portions to the total area of the white portions is 0.03 to 0.5, and the black portions have an average area of 100 to 300 μm.sup.2.

An image recording method includes applying a conductive ink onto a base material by using an ink jet recording method and performing ultraviolet irradiation on the conductive ink applied onto the base material to form a conductive layer, in which a content of a liquid component of the conductive ink at a time when the ultraviolet irradiation begins is 5% by mass or more with respect to a content of the liquid component of the conductive ink at a time when the conductive ink is applied onto the base material.