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    Planorgraphic printing plate precursor
    41.
    发明授权
    Planorgraphic printing plate precursor 有权
    平版印刷版前体

    公开(公告)号：US07258961B2

    公开(公告)日：2007-08-21

    申请号：US11642528

    申请日：2006-12-21

    Applicant: Akio Oda ,  Hideo Miyake ,  Tomoyoshi Mitsumoto ,  Takeshi Serikawa ,  Ikuo Kawauchi ,  Ippei Nakamura

    Inventor： Akio Oda ,  Hideo Miyake ,  Tomoyoshi Mitsumoto ,  Takeshi Serikawa ,  Ikuo Kawauchi ,  Ippei Nakamura

    IPC: G03F7/004

    CPC classification number: B41C1/1016 ,  B41C2201/04 ,  B41C2201/10 ,  B41C2210/02 ,  B41C2210/06 ,  B41C2210/14 ,  B41C2210/22 ,  B41C2210/24 ,  B41C2210/262 ,  C09B23/0066

    Abstract: A positive planographic printing plate precursor includes a support having disposed thereon a lower thermosensitive layer containing a water-insoluble but alkali-soluble polymer compound and an upper thermosensitive layer containing a water-insoluble but alkali-soluble polymer compound, with alkali-solubility increasing under heat, wherein (i) both the upper thermosensitive layer and the lower thermosensitive layer contain an IR absorbing dye, with the ratio of the IR absorbing dye concentration in the upper thermosensitive layer to the IR absorbing dye concentration in the lower thermosensitive layer is 1.6 to 10.0, and/or (ii) the upper thermosensitive layer and the lower thermosensitive layer contain different IR absorbing dyes, and/or (iii) at least one of the upper thermosensitive layer and the lower thermosensitive layer contains an IR absorbent having, in one molecule, at least two chromophoric groups that absorb IR light, with the chromophoric groups bonding to each other via a covalent bond.

    Abstract translation: 正型平版印刷版前体包括其上设置有含有不溶于水但碱溶性聚合物化合物的下部热敏层和含有不溶于水但不溶于碱的高分子化合物的上部热敏层的载体，碱溶解度增加在 热，其中（i）上部热敏层和下部热敏层都含有IR吸收染料，上部热敏层中的IR吸收染料浓度与下部热敏层中的IR吸收染料浓度之比为1.6〜 10.0，和/或（ii）上部热敏层和下部热敏层含有不同的IR吸收染料，和/或（iii）上部热敏层和下部热敏层中的至少一个含有一种IR吸收剂， 分子，至少两个吸收IR光的发色团，发色团通过a相互键合 共价键。

    Lithographic printing plate precursor and lithographic printing method
    42.
    发明授权
    Lithographic printing plate precursor and lithographic printing method 有权
    平版印刷版原版和平版印刷法

    公开(公告)号：US07214469B2

    公开(公告)日：2007-05-08

    申请号：US11017835

    申请日：2004-12-22

    Applicant: Sumiaki Yamasaki

    Inventor： Sumiaki Yamasaki

    IPC: G03F7/032 ,  G03F7/038 ,  G03F7/20 ,  G03F7/30 ,  B41N1/08 ,  G03C1/77

    CPC classification number: B41C1/1008 ,  B41C1/1016 ,  B41C2201/02 ,  B41C2201/04 ,  B41C2201/06 ,  B41C2201/10 ,  B41C2201/12 ,  B41C2201/14 ,  B41C2210/04 ,  B41C2210/08 ,  B41C2210/20 ,  B41C2210/22 ,  B41C2210/24 ,  Y10S430/145

    Abstract: The present invention provides a lithographic printing plate precursor and a lithographic printing method using the lithographic printing plate precursor, which is capable of an image recording by infrared laser scanning and an on-press development and excellent in fine line reproducibility and press life while maintaining good on-press developing properties, the lithographic printing plate precursor comprising: a support; and an image recording layer capable of being removed by a printing ink and/or a fountain solution, in which the image recording layer comprises an infrared absorber and a graft polymer having a specific graft chain.

    Abstract translation: 本发明提供一种使用平版印刷版原版的平版印刷版原版和平版印刷法，其能够通过红外激光扫描和印刷机显影进行图像记录，并且在良好的细线再现性和印刷寿命的同时保持良好 压印显影性，平版印刷版原版包括：载体; 以及能够通过印刷油墨和/或润版液除去的图像记录层，其中图像记录层包括红外线吸收剂和具有特定接枝链的接枝聚合物。

    Planographic printing plate precursor
    43.
    发明申请
    Planographic printing plate precursor 有权
    平版印刷版前体

    公开(公告)号：US20070099118A1

    公开(公告)日：2007-05-03

    申请号：US11642528

    申请日：2006-12-21

    Applicant: Akio Oda ,  Hideo Miyake ,  Tomoyoshi Mitsumoto ,  Takeshi Serikawa ,  Ikuo Kawauchi ,  Ippei Nakamura

    Inventor： Akio Oda ,  Hideo Miyake ,  Tomoyoshi Mitsumoto ,  Takeshi Serikawa ,  Ikuo Kawauchi ,  Ippei Nakamura

    IPC: G03C1/00

    CPC classification number: B41C1/1016 ,  B41C2201/04 ,  B41C2201/10 ,  B41C2210/02 ,  B41C2210/06 ,  B41C2210/14 ,  B41C2210/22 ,  B41C2210/24 ,  B41C2210/262 ,  C09B23/0066

    Abstract: A positive planographic printing plate precursor includes a support having disposed thereon a lower thermosensitive layer containing a water-insoluble but alkali-soluble polymer compound and an upper thermosensitive layer containing a water-insoluble but alkali-soluble polymer compound, with alkali-solubility increasing under heat, wherein (i) both the upper thermosensitive layer and the lower thermosensitive layer contain an IR absorbing dye, with the ratio of the IR absorbing dye concentration in the upper thermosensitive layer to the IR absorbing dye concentration in the lower thermosensitive layer is 1.6 to 10.0, and/or (ii) the upper thermosensitive layer and the lower thermosensitive layer contain different IR absorbing dyes, and/or (iii) at least one of the upper thermosensitive layer and the lower thermosensitive layer contains an IR absorbent having, in one molecule, at least two chromophoric groups that absorb IR light, with the chromophoric groups bonding to each other via a covalent bond.

    Abstract translation: 正型平版印刷版前体包括其上设置有含有不溶于水但碱溶性聚合物化合物的下部热敏层和含有不溶于水但不溶于碱的高分子化合物的上部热敏层的载体，碱溶解度增加在 热，其中（i）上部热敏层和下部热敏层都含有IR吸收染料，上部热敏层中的IR吸收染料浓度与下部热敏层中的IR吸收染料浓度之比为1.6〜 10.0，和/或（ii）上部热敏层和下部热敏层含有不同的IR吸收染料，和/或（iii）上部热敏层和下部热敏层中的至少一个含有一种IR吸收剂， 分子，至少两个吸收IR光的发色团，发色团通过a相互键合 共价键。

    Planographic printing plate precursor
    47.
    发明申请
    Planographic printing plate precursor 审中-公开
    平版印刷版前体

    公开(公告)号：US20060246372A1

    公开(公告)日：2006-11-02

    申请号：US11081587

    申请日：2005-03-17

    Applicant: Ippei Nakamura ,  Kazuto Kunita

    Inventor： Ippei Nakamura ,  Kazuto Kunita

    IPC: G03C1/00

    CPC classification number: B41C1/1008 ,  B41C1/1016 ,  B41C2201/06 ,  B41C2201/10 ,  B41C2210/02 ,  B41C2210/06 ,  B41C2210/14 ,  B41C2210/22 ,  B41C2210/24 ,  B41C2210/262 ,  B41N3/03

    Abstract: The present invention relates to a positive planographic printing plate precursor comprising a support and a positive recording layer which is disposed on the support and contains (A) an alkali-soluble high-molecular weight compound having a heterocyclic ring bonded with a mercapto group. This positive planographic printing plate precursor is superior in chemical resistance and the developing characteristics of the exposed portions.

    Abstract translation: 本发明涉及一种正型平版印刷版原版，其包括载体和正层记录层，该记录层设置在载体上，并含有（A）具有与巯基结合的杂环的碱溶性高分子量化合物。 该正性平版印刷版原版的耐化学性和曝光部的显影特性优异。

    Planographic printing plate precursor
    49.
    发明申请
    Planographic printing plate precursor 审中-公开
    平版印刷版前体

    公开(公告)号：US20060194146A1

    公开(公告)日：2006-08-31

    申请号：US11354016

    申请日：2006-02-15

    Applicant: Ryuki Kakino

    Inventor： Ryuki Kakino

    IPC: G03C1/76

    CPC classification number: G03F7/0757 ,  B41C1/1008 ,  B41C1/1016 ,  B41C2201/06 ,  B41C2201/10 ,  B41C2210/02 ,  B41C2210/06 ,  B41C2210/14 ,  B41C2210/22 ,  B41C2210/24 ,  B41C2210/262 ,  G03F7/0758

    Abstract: The planographic printing plate precursor of the present invention comprises a substrate, and a recording layer provided on the substrate, the recording layer comprises a polymer compound having a partial structure of (1) silicon-oxygen bonds and (2) alkali-soluble groups. This planographic printing plate precursor provides excellent inking property on the image portion, and suppresses the generation of deposits such as sludge in a developing solution during the plate-making process.

    Abstract translation: 本发明的平版印刷版原版包括基板和设置在基板上的记录层，记录层包括部分结构为（1）硅 - 氧键的聚合物化合物和（2）碱溶性基团。 该平版印刷版原版在图像部分上提供优异的着墨性，并且在制版过程中抑制在显影液中产生沉积物如污泥。

    Planographic printing plate material and printing method
    50.
    发明申请
    Planographic printing plate material and printing method 有权
    平版印刷材料和印刷方法

    公开(公告)号：US20060188815A1

    公开(公告)日：2006-08-24

    申请号：US11358167

    申请日：2006-02-21

    Applicant: Hidetoshi Ezure

    Inventor： Hidetoshi Ezure

    IPC: G03C1/76

    CPC classification number: B41C1/1025 ,  B41C2201/06 ,  B41C2201/10 ,  B41C2201/14 ,  B41C2210/02 ,  B41C2210/08 ,  B41C2210/24 ,  Y10S430/145 ,  Y10S430/146

    Abstract: An object of the present invention is to provide a planographic printing plate material as well as a printing method in which excellent properties of on-press development, exposure image visualization, scratch resistance, background contamination resistance, and printing durability are exhibited. Disclosed is a planographic printing plate material possessing a hydrophilic layer and an image formation layer provided on a plastic support, wherein the image formation layer contains polyolefin wax having a melting point of 105-120° C. and a melt viscosity of 1-1200 mPa·s, the hydrophilic layer contains spherical silica particles having a particle diameter of 5.0-7.0 μm, and a content ratio of the spherical silica particles having a particle diameter of 5.0-7.0 μm is not less than 60% by volume, based on a total volume of particles having a particle diameter of 2-10 μm contained in the hydrophilic layer.

    Abstract translation: 本发明的目的是提供一种平版印刷版材料以及印刷方法，其中显现了印刷机显影，曝光图像可视化，耐擦伤性，背景污染性和印刷耐久性的优异性能。 公开了一种具有亲水层的平版印刷版材料和设置在塑料载体上的图像形成层，其中，图像形成层含有熔点为105-120℃，熔体粘度为1-1200mPa的聚烯烃蜡 ，亲水层包含粒径为5.0-7.0μm的球形二氧化硅颗粒，并且粒径为5.0-7.0μm的球形二氧化硅颗粒的含量比不小于60体积％，基于 亲水层中含有粒径为2-10μm的粒子的总体积。

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