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    • 5. 发明申请
    • PRINTED MATTER PRODUCTION PROCESS, PRINTED MATTER AND ACTINIC RAY CURABLE INKJET INK
    • 印刷制品生产工艺,印刷工艺及印刷印刷油墨
    • US20120327157A1
    • 2012-12-27
    • US13581363
    • 2011-03-09
    • Hirotaka IijimaToshiyuki TakabayashiAkio Maeda
    • Hirotaka IijimaToshiyuki TakabayashiAkio Maeda
    • B41J2/015C08F2/46C09D11/10C09D133/14
    • B41J11/002B41J2/14209B41J2/2107B41J11/0015B41M7/0081C09D11/101
    • Disclosed is a printed matter production process comprising ejecting droplets of an actinic ray curable inkjet ink in a heated state through a head to supply the droplets onto a recording medium, thereby forming an image, the actinic ray curable inkjet ink containing a polymerizable compound, a photopolymerization initiator and a gelling agent, having a viscosity of from 60 to 200 mPasecond at 25° C. and at a shear rate of 1000/second and showing a phase transition at a temperature of not lower than 25° C., characterized in that the actinic ray curable inkjet ink contains a bifunctional polymerizable compound with a molecular weight of not lower than 400 and with a viscosity at 25° C. of not more than 100 mPasecond in an amount of not less than 75% by mass of the total amount of the polymerizable compound. The process excels in ink ejection properties, enables high speed printing, and provides a printed matter having an image with high precision image quality, excellent stability and reduced deformation.
    • 公开了一种印刷品生产方法,包括通过头喷射处于加热状态的光化可辐射固化喷墨油墨的液滴,以将液滴供应到记录介质上,从而形成图像,含有可聚合化合物的光化可固化喷墨油墨, 光聚合引发剂和胶凝剂,其粘度在25℃和剪切速率为1000 /秒时为60至200mPas,并且在不低于25℃的温度下显示出相变,其特征在于: 光化学射线固化喷墨油墨含有分子量不低于400的双官能聚合性化合物,在25℃下的粘度不大于100mPas,其量不小于总量的75质量% 的可聚合化合物。 该方法在喷墨性能方面优异,能够进行高速印刷,并提供具有高精度图像质量,优异的稳定性和变形减小的图像的印刷品。
    • 7. 发明授权
    • Ink-jet recording method and recorded matter
    • 喷墨记录方法和记录物
    • US06561638B1
    • 2003-05-13
    • US10146858
    • 2002-05-15
    • Hirotaka IijimaNaoki SatoKenzo Kasahara
    • Hirotaka IijimaNaoki SatoKenzo Kasahara
    • G01D1100
    • C09D11/322
    • An ink-jet recording method comprising the step of adhering a dispersion ink comprised of a colorant dispersed in a solvent onto recording medium having a fine particle and a water-soluble binder, wherein the relation the center-line average surface roughness RaA in &mgr;m at the non-image area of the recording medium and the center-line average surface roughness RaB in &mgr;m at the image area of the recording medium is represented by Expression 1 is described. 0.7≦RaB/RaA≦1.8  Expression 1. According to the above, an ink-jet recording method and a recording matter excellent in the glossiness feel, smoothness feel and texture can be provided.
    • 一种喷墨记录方法,包括将由分散在溶剂中的着色剂组成的分散油墨粘附到具有细颗粒和水溶性粘合剂的记录介质上的步骤,其中,将在中间线平均表面粗糙度RaA 描述记录介质的非图像区域和记录介质的图像区域处的母体中心线平均表面粗糙度RaB由表达式1表示。根据上述,喷墨记录方法和记录 可以提供光泽感觉优异的光滑感和质感。
    • 8. 发明授权
    • Actinic energy radiation curable inkjet ink and inkjet recording method
    • 光化能辐射固化喷墨油墨和喷墨记录方法
    • US08888262B2
    • 2014-11-18
    • US13127150
    • 2009-10-17
    • Akio MaedaHirotaka Iijima
    • Akio MaedaHirotaka Iijima
    • C09D11/00C09D11/101C09D11/322
    • C09D11/322C09D11/101
    • Disclosed is an actinic energy radiation curable inkjet ink which can be printed on various types of recording media, has excellent printed image quality and excellent fixability particularly on coated printing paper, and is improved in storage stability and ejection stability. Also disclosed is an inkjet recording method using the actinic energy radiation curable inkjet ink. The actinic energy radiation curable inkjet ink is characterized by containing a compound represented by Formula (1) or a compound represented by Formula (2) in an amount of not less than 0.1% by mass and less than 20% by mass based on a total mass of the ink.
    • 公开了可以印刷在各种类型的记录介质上的光化能量辐射固化喷墨油墨,具有优异的印刷图像质量和优异的定影性,特别是在涂布的打印纸上,并且提高了储存稳定性和喷射稳定性。 还公开了使用光化性能量辐射固化型喷墨油墨的喷墨记录方法。 光化性能量射线固化型喷墨油墨的特征在于,含有式(1)表示的化合物或式(2)所示的化合物的含量相对于总计为0.1质量%以上且20质量%以下 质量的墨水。