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    • 4. 发明授权
    • Thermal transfer image-receiving sheet
    • 热转印图像接收片
    • US5342819A
    • 1994-08-30
    • US972034
    • 1992-11-06
    • Ryohei TakiguchiHitoshi SaitoMasanori ToriiJun Hasegawa
    • Ryohei TakiguchiHitoshi SaitoMasanori ToriiJun Hasegawa
    • B41M5/52B41M5/035B41M5/38
    • B41M5/5272Y10S428/913Y10S428/914Y10T428/31507Y10T428/31786
    • The present invention provides a thermal transfer image-receiving sheet which can form an image excellent in the coloring density, sharpness and various types of fastness, particularly durability such as light fastness, fingerprint resistance and plasticizer resistance according to a thermal transfer printing process wherein use is made of a sublimable dye, and can be easily produced by conventional coating equipment through the use of a non-halogenated hydrocarbon solvent, such as a ketone solvent, a toluene solvent or a mixture thereof.A first embodiment of the invention is directed to a thermal transfer image-receiving sheet including a substrate sheet and a dye-receiving layer formed on at least one surface of the substrate sheet, wherein the dye-receiving layer includes a random copolycarbonate resin having structural units represented by the following general formulae (1) and (2), the molar ratio of the structural unit represented by the general formula (1) to the structural unit represented by the general formula (2) being 30:70 to 70:30 ##STR1## wherein R.sup.1 to R.sup.8 stand for hydrogen, a halogen or an alkyl group having 1 to 4 carbon atoms, A stands for a straight-chain, branched or cyclic alkylidene group having 1 to 10 carbon atoms, an aryl-substituted alkylidene group, an aryl group or a sulfonyl group and B stands for an oxygen atom or a sulfur atom.The second invention is directed to a thermal transfer image-receiving sheet comprising a substrate sheet and a dye-receiving layer formed on at least one surface of the substrate sheet, wherein said dye-receiving layer comprises at least a polycarbonate resin and an aromatic polyester resin.
    • 本发明提供一种热转印图像接收片材,其可以根据热转印印刷方法形成着色密度,清晰度和各种类型的牢度,特别是耐光性,耐指纹性和耐增塑剂性的耐久性,其中使用 由可升华的染料制成,并且可以通过使用非卤代烃溶剂如酮溶剂,甲苯溶剂或其混合物通过常规涂布设备容易地制备。 本发明的第一个实施方案涉及一种热转印图像接收片,其包括形成在基片的至少一个表面上的基片和染料接收层,其中染料接受层包括具有结构的无规共聚碳酸酯树脂 由通式(1)和(2)表示的单元由通式(1)表示的结构单元与由通式(2)表示的结构单元的摩尔比为30:70至70:30 (1)其中R1至R8代表氢,卤素或具有1至4个碳原子的烷基,A表示具有1至10个直链,支链或环状的亚烷基 碳原子,芳基取代的亚烷基,芳基或磺酰基,B代表氧原子或硫原子。 第二发明涉及一种热转印图像接收片,其包括形成在基片的至少一个表面上的基片和染料接收层,其中所述染料接收层至少包含聚碳酸酯树脂和芳族聚酯 树脂。
    • 8. 发明授权
    • Thermal transfer film and image forming method
    • 热转印膜和成像方法
    • US06548148B1
    • 2003-04-15
    • US09540271
    • 2000-03-31
    • Masanori ToriiMitsuru MaedaFumihiko MizukamiShigeki Chujo
    • Masanori ToriiMitsuru MaedaFumihiko MizukamiShigeki Chujo
    • B41M530
    • B41M5/44Y10T428/24Y10T428/24802
    • The present invention is for providing a thermal transfer film capable of providing a vivid print without generation of a void, and an image forming method using the same. The thermal transfer film comprises a coloring layer formed on a substrate film via an intermediate layer, wherein the intermediate layer comprises materials according to either one of the following combinations: (1) a polycaprolactone resin having a 100-1,000 mPa·s melt viscosity at 75° C., and a binder resin having a 130-400° C. extrapolation fuse starting temperature; (2) a thermally fusible substance having a 100-1,000 mPa·s melt viscosity at 75° C., and a binder resin having a 150-400° C. extrapolation fuse starting temperature, (3) a polycaprolactone resin having a 100-1,000 mPa·s melt viscosity at 75° C., and a non-transferable binder resin having a 130-400° C softening temperature; and (4) a thermally fusible substance having a 100-1,000 mPa·s melt viscosity at 75° C., and a non-transferable binder resin having a 130-400° C. softening temperature.
    • 本发明提供一种能够提供鲜明的印刷而不产生空隙的热转印膜,以及使用该热转印膜的图像形成方法。 热转印膜包括通过中间层在基材膜上形成的着色层,其中中间层包含根据下列组合之一的材料:(1)聚己内酯树脂,其熔体粘度为100-1,000mPa·s 75℃,和具有130-400℃外推熔丝开始温度的粘合剂树脂; (2)在75℃下具有100-1,000mPa.s熔体粘度的热熔性物质和具有150-400℃外推熔丝起始温度的粘合剂树脂,(3)具有100- 75℃时的熔融粘度为1,000mPa·s,软化温度为130-400℃的不可转移的粘合剂树脂; 和(4)在75℃下具有100-1,000mPa.s熔体粘度的热熔性物质和具有130-400℃软化温度的不可转移的粘合剂树脂。
    • 10. 发明授权
    • Heat transfer recording medium and heat transfer recording method
    • 传热记录介质和传热记录方法
    • US5387572A
    • 1995-02-07
    • US98713
    • 1993-07-29
    • Hideo FujimuraMasanori Torii
    • Hideo FujimuraMasanori Torii
    • B41M5/26B41M5/392B41M5/40B41M5/52B41M5/035B41M5/38
    • B41M5/392B41M5/5227Y10S428/913Y10S428/914Y10T428/273
    • A heat transfer recording medium usable for producing an image by employing thermal printing means such as a thermal head, in which a dye layer of a heat transfer sheet or a dye-receiving layer of a heat transfer image-receiving sheet comprises therein or thereon a dye-transfer promoting agent comprising a compound which is in a crystalline state at room temperature and can be fused by thermal energy which is applied when heat transfer recording is conducted.A heat transfer recording method using a heat transfer sheet and an image-receiving sheet, in which a dye-transfer promoting agent comprising a compound which is in a crystalline state at room temperature and can be fused by thermal energy which is applied when heat transfer recording is conducted is given to a dye layer and/or a dye-receiving layer before the formation of an image.
    • 一种热转印记录介质,其可用于通过使用诸如热敏头的热敏印刷装置来制造图像,其中传热片的染料层或传热影像接收片的染料接收层包含在其中或其上 染料转移促进剂,其包含在室温下为结晶状态的化合物,并且可以通过在进行热转印记录时施加的热能熔化。 一种使用传热片材和图像接收片材的热转印记录方法,其中包含在室温下处于结晶状态的化合物的染料转移促进剂,并且可以在传热时施加的热能熔化 在形成图像之前,对染料层和/或染料接收层进行记录。