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    STACK
    1.
    发明公开
    STACK 审中-公开

    公开(公告)号：US20240278550A1

    公开(公告)日：2024-08-22

    申请号：US18582657

    申请日：2024-02-21

    Applicant: FUJIFILM CORPORATION

    Inventor： Yusuke NAMBA ,  Shumpei WATANABE

    IPC: B41C1/10

    CPC classification number: B41C1/1016 ,  B41C2201/02 ,  B41C2201/06 ,  B41C2210/22

    Abstract: A stack including: a lithographic printing plate precursor including an image-recording layer which contains an infrared absorber, a polymerizable compound, and a polymerization initiator; and an interleaving paper stacked on the lithographic printing plate precursor, in which air permeation resistance of the interleaving paper is 55 seconds or more, or a stack including: a lithographic printing plate precursor including an image-recording layer which contains an infrared absorber, a polymerizable compound, and a polymerization initiator; and an interleaving paper stacked on the lithographic printing plate precursor, in which the interleaving paper is overlapped with the lithographic printing plate precursor to be in contact with a surface of the lithographic printing plate precursor on an image-recording layer side, and a color difference ΔE of the image-recording layer before and after storage in a dark room in an environment of 25° C. and 55% RH for 3 days is less than 3.0.

    METHOD OF MAKING PLANOGRAPHIC PRINTING PLATE AND PLANOGRAPHIC PRINTING PLATE
    4.
    发明申请
    METHOD OF MAKING PLANOGRAPHIC PRINTING PLATE AND PLANOGRAPHIC PRINTING PLATE 有权
    制作平面印刷板和平版印刷板的方法

    公开(公告)号：US20130255516A1

    公开(公告)日：2013-10-03

    申请号：US13756538

    申请日：2013-02-01

    Applicant: FUJIFILM CORPORATION

    Inventor： Shigekatsu FUJII ,  Yuichi YASUHARA ,  Yoshinori TAGUCHI ,  Norio AOSHIMA

    IPC: G03F7/20 ,  B41N1/00

    CPC classification number: B41C1/1008 ,  B41C1/1016 ,  B41C2201/04 ,  B41C2201/06 ,  B41C2201/10 ,  B41C2201/14 ,  B41C2210/02 ,  B41C2210/06 ,  B41C2210/14 ,  B41C2210/22 ,  B41C2210/24 ,  B41C2210/26 ,  B41C2210/262 ,  B41C2210/266 ,  B41N3/08 ,  G03F7/322

    Abstract: A method of making a planographic printing plate, the method includes exposing, to infrared light, a planographic printing plate precursor including a recording layer provided on a substrate; and developing the precursor using an aqueous alkaline solution, in which the recording layer comprises a copolymer containing a structural unit derived from (meth)acrylonitrile and a structural unit derived from styrene, a water-insoluble and alkali-soluble resin, and an infrared absorbing agent, the solubility of the recording layer in the aqueous alkaline solution being increased by the exposure, and in which the aqueous alkaline solution has a pH of 8.5 to 10.8 and contains a betaine-based amphoteric surfactant and an ammonium salt represented by Formula (I): wherein, R1, R2, R3, and R4 each independently represent an alkyl or aryl group; the total number of carbon atoms in R1, R2, R3, and R4 is not more than 20; and X− represents a counter anion.

    Abstract translation: 一种制备平版印刷版的方法，该方法包括将包含设置在基材上的记录层的平版印刷版原版曝光于红外光; 并使用碱性水溶液显影前体，其中记录层包含含有衍生自（甲基）丙烯腈的结构单元和衍生自苯乙烯的结构单元的共聚物，水不溶性和碱溶性树脂，以及红外吸收 通过暴露使记录层在碱性水溶液中的溶解度增加，其中碱性水溶液的pH为8.5〜10.8，并含有基于甜菜碱的两性表面活性剂和式（I ）：其中，R 1，R 2，R 3和R 4各自独立地表示烷基或芳基; R1，R2，R3和R4中的碳原子总数不超过20; X表示抗衡阴离子。

    PROCESS FOR MAKING LITHOGRAPHIC PRINTING PLATE AND LITHOGRAPHIC PRINTING PLATE
    7.
    发明申请
    PROCESS FOR MAKING LITHOGRAPHIC PRINTING PLATE AND LITHOGRAPHIC PRINTING PLATE 有权
    制作平版印刷版和平版印刷版的方法

    公开(公告)号：US20110226145A1

    公开(公告)日：2011-09-22

    申请号：US13049288

    申请日：2011-03-16

    Applicant: Noriaki WATANABE

    Inventor： Noriaki WATANABE

    IPC: B41N1/00 ,  G03F7/20

    CPC classification number: B41C1/1008 ,  B41C1/1016 ,  B41C2201/06 ,  B41C2201/10 ,  B41C2210/02 ,  B41C2210/06 ,  B41C2210/14 ,  B41C2210/22 ,  B41C2210/24 ,  B41C2210/262 ,  B41C2210/266 ,  G03F7/322

    Abstract: A process for making a lithographic printing plate that includes in sequence an exposure step of imagewise exposing by means of an infrared laser a lithographic printing plate precursor that has provided above a support a positive-working recording layer including (Component A) a (meth)acrylonitrile-derived monomer unit- and styrene-derived monomer unit-containing copolymer, (Component B) a water-insoluble and alkali-soluble resin, and (Component C) an infrared absorbing agent and a development step of developing, using an aqueous alkali solution including a betaine-based surfactant or a nonionic surfactant, the aqueous alkali solution having a pH of 8.5 to 10.8, by removing an exposed area of the positive-working recording layer whose solubility in aqueous alkali solution has been increased by the exposure. There is also provided a lithographic printing plate made by the process for making a lithographic printing plate.

    Abstract translation: 一种制备平版印刷版的方法，其中依次包括通过红外激光成像曝光的曝光步骤，所述平版印刷版原版在支撑体上方设置有正性记录层，所述正性记录层包括（组分A）（甲基） 丙烯腈衍生的单体单元和苯乙烯衍生的含单体单元的共聚物（组分B）水不溶性和碱溶性树脂，和（组分C）红外线吸收剂和显影步骤，使用碱水溶液 通过除去其在碱性水溶液中的溶解度的曝光面积已经通过曝光而增加的pH值为8.5〜10.8的碱性水溶液，其含有甜菜碱型表面活性剂或非离子性表面活性剂。 还提供了通过制造平版印刷版的方法制成的平版印刷版。

    LITHOGRAPHIC PRINTING PLATE PRECURSOR AND PRODUCTION PROCESS OF LITHOGRAPHIC PRINTING PLATE USING THE PRECURSOR
    9.
    发明申请
    LITHOGRAPHIC PRINTING PLATE PRECURSOR AND PRODUCTION PROCESS OF LITHOGRAPHIC PRINTING PLATE USING THE PRECURSOR 审中-公开
    平面印刷板前驱体和使用前驱体的平版印刷板的生产工艺

    公开(公告)号：US20110020751A1

    公开(公告)日：2011-01-27

    申请号：US12934675

    申请日：2009-03-27

    Applicant: Yoshinori Taguchi ,  Keisuke Arimura ,  Hidekazu Oohashi ,  Toshifumi Inno ,  Hisashi Mikoshiba

    Inventor： Yoshinori Taguchi ,  Keisuke Arimura ,  Hidekazu Oohashi ,  Toshifumi Inno ,  Hisashi Mikoshiba

    IPC: G03F7/20

    CPC classification number: G03F7/322 ,  B41C1/1008 ,  B41C1/1016 ,  B41C2201/02 ,  B41C2201/04 ,  B41C2201/06 ,  B41C2201/10 ,  B41C2201/12 ,  B41C2201/14 ,  B41C2210/04 ,  B41C2210/06 ,  B41C2210/10 ,  B41C2210/20 ,  B41C2210/22 ,  B41C2210/24 ,  G03F7/033

    Abstract: Provided are, as a lithographic printing plate precursor that enables good development with a developer having a pH from 2 to 10 and is excellent in runlength and stain resistance and a production process of a lithographic printing plate using the precursor, a lithographic printing plate precursor whose photosensitive layer contains the following components (A), (B), and (C): (A) a copolymer having a repeating unit of the formula (1) and at least one of a repeating unit of the formula (2) and a repeating unit of the formula (3): wherein each of A and B independently represents a hetero atom, each of R and R1 to R9 represents a monovalent substituent, L represents a divalent linking group, X represents a hydroxyl group, a monovalent group containing an acid group, an alkyleneoxy group, an amide group, or an ether group, an amino group, an ammonium group, or a salt obtained by neutralizing an acid group, and L0 represents a single bond or divalent hydrocarbon group, (B) a compound having an ethylenically unsaturated bond, and (c) a polymerization initiator; and a production process of a lithographic printing plate by using the precursor.

    Abstract translation: 作为平版印刷版原版，可以使pH为2〜10的显影剂进行良好的显影，并且具有优异的耐长度和耐污染性以及使用该前体的平版印刷版的制造方法，平版印刷版原版 光敏层含有下列组分（A），（B）和（C）：（A）具有式（1）的重复单元和式（2）的重复单元和 式（3）的重复单元：其中A和B各自独立地表示杂原子，R和R 1至R 9各自表示一价取代基，L表示二价连接基团，X表示羟基，含有 酸基，亚烷基氧基，酰胺基或醚基，氨基，铵基或通过中和酸基获得的盐，L0表示单键或二价烃基，（B）a 化合物有 烯键式不饱和键，和（c）聚合引发剂; 以及使用该前体的平版印刷版的制造方法。

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