Negative working, heat sensitive lithographic printing plate precursor
    1.
    发明授权
    Negative working, heat sensitive lithographic printing plate precursor 有权
    负工作,热敏平版印刷版前体

    公开(公告)号:US08216769B2

    公开(公告)日:2012-07-10

    申请号:US12300805

    申请日:2007-05-22

    IPC分类号: G03F7/09 G03F7/26 B41N1/08

    摘要: A heat-sensitive negative-working lithographic printing plate precursor includes a support having a hydrophilic surface or which is provided with a hydrophilic layer and a coating provided thereon, the coating including an image-recording layer which includes hydrophobic thermoplastic polymer particles, a binder, and an infrared absorbing dye; wherein the hydrophobic thermoplastic polymer particles have an average particle diameter, measured by Photon Correlation Spectroscopy, of more than 10 nm and less than 40 nm; the amount of the IR-dye, without taking into account an optional counter ion, is more than 0.80 mg per m2 of the total surface of the thermoplastic polymer particles, measured by Hydrodynamic Fractionation; and the amount of hydrophobic thermoplastic polymer particles relative to the total weight of the ingredients of the imaging layer is at least 60%.

    摘要翻译: 热敏负性平版印刷版原版包括具有亲水性表面的或具有亲水层的涂层及其上设置的涂层,所述涂层包括图像记录层,该图像记录层包括疏水性热塑性聚合物颗粒,粘合剂, 和红外吸收染料; 其中所述疏水热塑性聚合物颗粒具有通过光子相关光谱测量的平均粒径大于10nm且小于40nm; 通过流体力学分级测量,不考虑任选的抗衡离子的IR染料的量大于0.80mg / m 2热塑性聚合物颗粒的总表面; 并且疏水性热塑性聚合物颗粒相对于成像层的成分的总重量的量为至少60%。

    Method for making a lithographic printing plate
    2.
    发明授权
    Method for making a lithographic printing plate 有权
    平版印刷版的制造方法

    公开(公告)号:US08133657B2

    公开(公告)日:2012-03-13

    申请号:US12300801

    申请日:2007-05-22

    IPC分类号: G03F7/26 G03F7/32 B41N1/08

    摘要: A method for making a lithographic printing plate includes the steps of (i) providing a lithographic printing plate precursor including a coating, the coating including an image-recording layer which includes hydrophobic thermoplastic polymer particles, a binder, and an infrared absorbing dye, wherein the hydrophobic thermoplastic polymer particles have an average particle diameter, measured by Photon Correlation Spectroscopy, of more than 10 nm and less than 40 nm, and the amount of the IR-dye, without taking into account an optional counter ion, is more than 0.70 mg per m2 of the total surface of the thermoplastic polymer particles, measured by Hydrodynamic Fractionation, and the amount of hydrophobic thermoplastic polymer particles relative to the total weight of the ingredients of the imaging layer is at least 60%; (ii) exposing the precursor to infrared light; and (iii) developing the exposed precursor in an alkaline aqueous solution.

    摘要翻译: 制备平版印刷版的方法包括以下步骤:(i)提供包括涂层的平版印刷版原版,所述涂层包括包含疏水性热塑性聚合物颗粒,粘合剂和红外吸收染料的图像记录层,其中 疏水性热塑性聚合物颗粒的平均粒径通过光子相关光谱法测得的,大于10nm且小于40nm,而不考虑任选的抗衡离子的IR染料的量大于0.70 通过流体力学分级测量的热塑性聚合物颗粒总表面积的每m m,相对于成像层的成分的总重量,疏水性热塑性聚合物颗粒的量为至少60%; (ii)将前体暴露于红外光; 和(iii)在碱性水溶液中显影暴露的前体。

    NEGATIVE WORKING, HEAT SENSITIVE LITHOGRAPHIC PRINTING PLATE PRECURSOR
    3.
    发明申请
    NEGATIVE WORKING, HEAT SENSITIVE LITHOGRAPHIC PRINTING PLATE PRECURSOR 有权
    负极工作,感光感光印刷机

    公开(公告)号:US20090258314A1

    公开(公告)日:2009-10-15

    申请号:US12300805

    申请日:2007-05-22

    IPC分类号: G03F7/004 G03F7/20 B41F1/18

    摘要: A heat-sensitive negative-working lithographic printing plate precursor include a support having a hydrophilic surface or which is provided with a hydrophilic layer and a coating provided thereon, the coating including an image-recording layer which includes hydrophobic thermoplastic polymer particles, a binder, and an infrared absorbing dye; wherein the hydrophobic thermoplastic polymer particles have an average particle diameter, measured by Photon Correlation Spectroscopy, of more than 10 nm and less than 40 nm; the amount of the IR-dye, without taking into account an optional counter ion, is more than 0.80 mg per m2 of the total surface of the thermoplastic polymer particles, measured by Hydrodynamic Fraction; and—the amount of hydrophobic thermoplastic polymer particles relative to the total weight of the ingredients of the imaging layer is at least 60-%.

    摘要翻译: 热敏负性平版印刷版原版包括具有亲水性表面的或具有亲水层的涂层和设置在其上的涂层的涂层,该涂层包括图像记录层,该图像记录层包括疏水性热塑性聚合物颗粒,粘合剂, 和红外吸收染料; 其中所述疏水热塑性聚合物颗粒具有通过光子相关光谱测量的平均粒径大于10nm且小于40nm; 通过流体力学分数测量,不考虑任选的抗衡离子的IR染料的量大于0.80mg / m 2热塑性聚合物颗粒的总表面; 和 - 相对于成像层的成分的总重量,疏水性热塑性聚合物颗粒的量为至少60%。

    METHOD FOR MAKING A LITHOGRAPHIC PRINTING PLATE
    4.
    发明申请
    METHOD FOR MAKING A LITHOGRAPHIC PRINTING PLATE 有权
    制作平版印刷版的方法

    公开(公告)号:US20090155722A1

    公开(公告)日:2009-06-18

    申请号:US12300801

    申请日:2007-05-22

    IPC分类号: G03F7/20 B41M5/00

    摘要: A method for making a lithographic printing plate includes the steps of (i) providing a negative-working, heat-sensitive lithographic printing plate precursor including a support having a hydrophilic surface or which is provided with a hydrophilic layer and a coating provided thereon, the coating including an image-recording layer which includes hydrophobic thermoplastic polymer particles, a binder, and an infrared absorbing dye, wherein the hydrophobic thermoplastic polymer particles have an average particle diameter, measured by Photon Correlation Spectroscopy, of more than 10 nm and less than 40 nm, and the amount of the IR-dye, without taking into account an optional counter ion, is more than 0.70 mg per m2 of the total surface of the thermoplastic polymer particles, measured by Hydrodynamic Fractionation, and the amount of hydrophobic thermoplastic polymer particles relative to the total weight of the ingredients of the imaging layer is at least 60%; (ii) exposing the precursor to infrared light; and (iii) developing the exposed precursor in an alkaline aqueous solution.

    摘要翻译: 制备平版印刷版的方法包括以下步骤:(i)提供负型热敏平版印刷版原版,其包含具有亲水性表面的载体,或提供有亲水层和设置在其上的涂层, 包括包含疏水性热塑性聚合物颗粒,粘合剂和红外吸收染料的图像记录层的涂层,其中所述疏水性热塑性聚合物颗粒具有通过光子相关光谱测量的平均粒径大于10nm且小于40 nm,并且不考虑任选的抗衡离子的IR染料的量通过流体动力学分级测定的每摩尔热塑性聚合物颗粒的总表面的每摩尔浓度大于0.70mg,并且疏水性热塑性聚合物颗粒的量 相对于成像层的成分的总重量为至少60%; (ii)将前体暴露于红外光; 和(iii)在碱性水溶液中显影暴露的前体。

    Method of Making a Lithographic Printing Plate
    5.
    发明申请
    Method of Making a Lithographic Printing Plate 有权
    制作平版印刷版的方法

    公开(公告)号:US20080307990A1

    公开(公告)日:2008-12-18

    申请号:US12094291

    申请日:2006-11-23

    IPC分类号: B41N3/00

    摘要: A method of making a lithographic printing plate includes the steps of: a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, (ii) a coating on the support including an imaging layer, and, optionally, an intermediate layer between the imaging layer and the support, wherein the imaging layer includes a switchable polymer, b) image-wise exposing the coating, whereby the polymer undergoes a chemical reaction induced by the exposing step thereby creating a lithographic image consisting of printing areas and non-printing areas wherein the non-printing areas are removable from the support by a gum solution, and c) developing the precursor by treating the coating of the precursor with the gum solution thereby removing the non-printing areas.

    摘要翻译: 制备平版印刷版的方法包括以下步骤:a)提供平版印刷版前体,其包括(i)具有亲水性表面的或具有亲水层的载体,(ii)载体上的涂层, 成像层和可选地在成像层和支撑体之间的中间层,其中成像层包括可切换聚合物,b)成像地暴露涂层,由此聚合物​​经历由曝光步骤引起的化学反应,从而产生 由打印区域和非打印区域组成的平版印刷图像,其中非打印区域可通过胶溶液从支撑体移除,以及c)通过用胶溶液处理前体的涂层来显影前体, 打印区域。

    Method of making a lithographic printing plate
    6.
    发明授权
    Method of making a lithographic printing plate 有权
    制作平版印刷版的方法

    公开(公告)号:US08088561B2

    公开(公告)日:2012-01-03

    申请号:US12094291

    申请日:2006-11-23

    IPC分类号: G03F7/26 G03F7/30

    摘要: A method of making a lithographic printing plate includes the steps of: a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, (ii) a coating on the support including an imaging layer, and, optionally, an intermediate layer between the imaging layer and the support, wherein the imaging layer includes a switchable polymer, b) image-wise exposing the coating, whereby the polymer undergoes a chemical reaction induced by the exposing step thereby creating a lithographic image consisting of printing areas and non-printing areas wherein the non-printing areas are removable from the support by a gum solution, and c) developing the precursor by treating the coating of the precursor with the gum solution thereby removing the non-printing areas.

    摘要翻译: 制备平版印刷版的方法包括以下步骤:a)提供平版印刷版前体,其包括(i)具有亲水性表面的或具有亲水层的载体,(ii)载体上的涂层, 成像层和可选地在成像层和支撑体之间的中间层,其中成像层包括可切换聚合物,b)成像地暴露涂层,由此聚合物​​经历由曝光步骤引起的化学反应,从而产生 由打印区域和非打印区域组成的平版印刷图像,其中非打印区域可通过胶溶液从支撑体移除,以及c)通过用胶溶液处理前体的涂层来显影前体, 打印区域。

    Method for developing a printing plate precursor
    8.
    发明授权
    Method for developing a printing plate precursor 失效
    显影印版前体的方法

    公开(公告)号:US08383321B2

    公开(公告)日:2013-02-26

    申请号:US12670806

    申请日:2008-08-19

    IPC分类号: G03F7/26 G03F7/32 B41N1/08

    CPC分类号: G03F7/322

    摘要: A method for developing a printing plate precursor comprising the step of immersing the precursor in an aqueous alkaline developing solution comprising a (co)polymer comprising a monomeric unit which is represented by the following formula (I): wherein L is a linking group; R1, R2 and R3 independently represent hydrogen or an alkyl group; R4 represents an optionally substituted hydroxyaryl group; x=0 or 1; y=0 or 1 and when y=0 then x=1 and L is further bound to C* to form a cyclic structure.

    摘要翻译: 一种用于显影印版前体的方法,其包括将前体浸入包含由下式(I)表示的单体单元的(共)聚合物的水性碱性显影溶液的步骤:其中L是连接基团; R1,R2和R3独立地表示氢或烷基; R4表示任选取代的羟基芳基; x = 0或1; y = 0或1,当y = 0时x = 1,L进一步与C *结合形成环状结构。

    Method of making a lithographic printing plate
    9.
    发明授权
    Method of making a lithographic printing plate 有权
    制作平版印刷版的方法

    公开(公告)号:US08088558B2

    公开(公告)日:2012-01-03

    申请号:US12093366

    申请日:2006-11-09

    IPC分类号: G03F7/26 G03F7/30 G03F7/028

    摘要: A method of making a lithographic printing plate includes the steps of a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, (ii) a coating on the support including a photopolymerizable layer, and, optionally, an intermediate layer between the photopolymerizable layer and the support, wherein the photopolymerizable layer includes a polymerizable compound, a polymerization initiator, and a reactive binder; b) image-wise exposing the coating in a plate setter; c) optionally, heating the precursor in a pre-heating unit; d) developing the precursor off-press in a gumming unit by treating the coating of the precursor with a gum solution, thereby removing the non-exposed areas of the photopolymerizable layer from the support, wherein the reactive binder is a polymer containing a monomeric unit which includes a group having an ethylenically unsaturated bond.

    摘要翻译: 制备平版印刷版的方法包括以下步骤:a)提供平版印刷版原版,其包括(i)具有亲水性表面的或具有亲水层的载体,(ii)载体上的涂层,其包含可光聚合的 层和可选地在可光聚合层和载体之间的中间层,其中可光聚合层包括可聚合化合物,聚合引发剂和反应性粘合剂; b)以平板印刷方式将涂层曝光在印版机中; c)任选地,在预热单元中加热前体; d)通过用胶溶液处理前体的涂层,在上胶单元中显影前体脱模,从而从载体上除去可光聚合层的未曝光区域,其中反应性粘合剂是含有单体单元的聚合物 其包括具有烯属不饱和键的基团。

    Heat-sensitive lithographic printing plate-precursor
    10.
    发明申请
    Heat-sensitive lithographic printing plate-precursor 审中-公开
    热敏平版印刷版前体

    公开(公告)号:US20070003869A1

    公开(公告)日:2007-01-04

    申请号:US11473414

    申请日:2006-06-23

    IPC分类号: G03C1/00

    摘要: A heat-sensitive lithographic printing plate precursor is disclosed which comprises a support having a hydrophilic surface and a coating which does not dissolve in an aqueous alkaline developer in the unexposed areas and which becomes soluble in an aqueous alkaline developer in the exposed areas, wherein said coating comprises a polymer having a first monomeric unit of formula I wherein R1, R2 and R3 are independently a hydrogen atom or an optionally substituted alkyl group, R4 and R5 are independently an optionally substituted alkyl, cycloalkyl, aryl or arylalkyl group. The precursor exhibits an excellent differentiation in dissolution kinetics between the exposed and non-exposed areas of the coating and a high chemical resistance against printing liquids and press chemicals.

    摘要翻译: 公开了一种热敏平版印刷版原版,其包括具有亲水表面的支撑体和不​​暴露于未暴露区域中的碱性显影剂中的水溶性碱性显影剂并且易溶于暴露区域中的碱性显影剂的涂层,其中所述 涂层包含具有式I的第一单体单元的聚合物,其中R 1,R 2和R 3 3独立地是氢原子或任选地 取代的烷基,R 4和R 5各自独立地是任选取代的烷基,环烷基,芳基或芳基烷基。 该前体在涂层的暴露区域和非曝光区域之间的溶出动力学表现出极好的分化性,并且对印刷液体和印刷化学品具有高耐化学腐蚀性。