摘要:
A heat-sensitive recording material is disclosed. The material comprises a support having provided thereon a heat-sensitive color forming layer containing an electron donating dye precursor and an electron accepting compound, said heat-sensitive color forming layer containing at least one compound selected from an aromatic polyether and an aromatic polyester, and an aromatic ether.
摘要:
A recording material comprising a support, a microcapsule containing a substantially colorless electron-donating color former and a solvent, and an electron-accepting developer, wherein the color former is at least one selected from p-substituted aminophenylindolylphthalide derivatives, p-substituted aminophenylindolylazaphthalide derivatives and p-substituted aminophenylindolyldiazaphthalide derivatives, the solvent is a paraffin oil, and the amount of the solvent is at least 20% by weight based on the weight of the core substance.
摘要:
A recording material employing an electron-donating achromatic dye and an electron-accepting compound, which further contains at least one triarylamine derivative represented by general: formula (1), (2), (3) or (4); ##STR1## wherein all the symbols are defined in the specification.
摘要:
A color developer sheet which brings about color development by contact with a substantially colorless electron-donating color former, where said sheet contains an organometallic compound represented by the following general formula (I), (II) or (III) to enhance light resistance and stability of the color product obtained by the color development: ##STR1## wherein M represents a nickel atom, a copper atom, a cobalt atom, or a zinc atom; X.sub.1 and X.sub.2 each represents an oxygen atom, a sulfur atom, or --NR.sub.5 --, in which R.sub.5 represents a hydrogen atom, an alkyl group, an aryl group, or a hydroxyl group; X.sub.3 represents a hydroxyl group, or a mercapto group; Y represents an oxygen atom, a sulfur atom, or --CHR.sub.6, in which R.sub.6 represents a hydrogen atom, an alkyl group, or an aryl group; R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represents a hydrogen atom, a halogen atom, a cyano group, or an alkyl, aryl, cycloalkyl or heterocyclyl group attached to the carbon atom directly or via a divalent linkage group, or at least either combination of R.sub.1 and R.sub.2 and/or R.sub.3 and R.sub.4 may be connected to each other to form a 5- or 6-membered ring together with the carbon atoms; and Z represents an organic ligand which forms a complex by binding to M via its hetero atom.
摘要翻译:一种通过与基本上无色的给电子成色剂接触而引起显色的彩色显影片,其中所述片含有由以下通式(I),(II)或(III)表示的有机金属化合物,以提高耐光性, (II)其中M表示镍原子,铜原子,钴原子或锌原子;(III)其中M表示镍原子, X 1和X 2各自表示氧原子,硫原子或-NR 5 - ,其中R 5表示氢原子,烷基,芳基或羟基; X3表示羟基或巯基; Y表示氧原子,硫原子或-CHR6,其中R6表示氢原子,烷基或芳基; R 1,R 2,R 3和R 4各自表示直接或经由二价连接基团连接到碳原子上的氢原子,卤原子,氰基或烷基,芳基,环烷基或杂环基,或至少 R 1和R 2和/或R 3和R 4可以彼此连接以与碳原子一起形成5-或6-元环; Z表示通过其杂原子与M结合形成络合物的有机配体。
摘要:
A heat-sensitive recording material is disclosed. The material comprises a support having provided thereon a heat-sensitive color forming layer containing an electron donating dye precursor and an electron accepting compound, said heat-sensitive color forming layer containing at least one compound selected from an aromatic polyether and an aromatic polyester, and an aromatic ether.
摘要:
A recording material containing the combination of a colorless dye comprising a p-substituted aminophenylindolylphthalide moiety and an electron-accepting compound comprising an organic acid having at least one phenolic hydroxyl group. The dye image obtained by the recording material is stable.
摘要:
An ink jet recording medium including an ink receiving layer disposed on at least one side of a support, wherein the ink receiving layer is formed by applying an ink receiving layer coating solution. The ink receiving layer coating solution includes a water-soluble resin and a fine silica dispersion that has been prepared by finely dispersing a preliminary silica dispersion. The preliminary silica dispersion includes fumed silica, a cationic polymer having an I/O value of 2.4 or less, and alcohol.
摘要:
A photopolymerizable composition that is highly sensitive not only to ultraviolet light, but also light in the range from visible light to infrared light, and a recording material containing the photopolymerizable composition, which is excellent in sensitivity and decolorization property in the background part, and which is capable of forming sharp images with high contrast. The photopolymerizable composition contains a polymerizable compound having an ethylenic unsaturated bond and a radical generator capable of forming a radical by the action of the compound and the radical generator upon each other.
摘要:
A material for pressure measurement is provided, the material having a substrate made of plastic, a color forming agent layer containing a colorless electron-donating dye precursor and a color developing agent layer containing an electron-accepting compound, the material for pressure measurement forming a color utilizing a color forming reaction between the colorless electron-donating dye precursor and the electron-accepting compound, wherein the colorless electron-donating dye precursor is included in a microcapsule containing an urethane bond, wherein at least one kind of the electron-accepting compound is a metal salt of salicylic acid having a substituent, and wherein the microcapsule satisfies a relation δ/D=from 1.0×10−3 to 2.0×10−2, where δ is a number-average wall thickness (μm) of the microcapsules, and D is a median diameter (μm) of microcapsules on a volume basis.
摘要翻译:提供了一种用于压力测量的材料,所述材料具有由塑料制成的基底,含有无电子给体染料前体的成色剂层和含有电子接受性化合物的显色剂层,用于压力测量的材料形成 利用无色供电子性染料前体和电子接受性化合物之间的着色反应的颜色,其中无色供电子性染料前体包含在含有氨基甲酸酯键的微胶囊中,其中至少一种电子接受性化合物 是具有取代基的水杨酸金属盐,其中微胶囊满足关系式δ/ D = 1.0×10-3〜2.0×10-2,其中δ是微胶囊的数均壁厚(μm) ,D是基于体积的微胶囊的中值粒径(μm)。
摘要:
The present invention provides a recording medium including a recording layer on a substrate, wherein the recording layer includes a polymer that has a thioether bond, has a sulfur equivalent of no less than 1.2 meq/g, and has an inorganic/organic ratio (I/O value) represented in an organic-inorganic conceptional diagram of no less than 0.5. According to the invention, the recording medium may be an ink jet recording medium, in which the recording layer is an ink receiving layer.