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    • 52. 发明申请
    • METHOD OF MAKING A LITHOGRAPHIC PRINTING PLATE
    • 制作平版印刷版的方法
    • WO2009063024A1
    • 2009-05-22
    • PCT/EP2008/065506
    • 2008-11-13
    • AGFA GRAPHICS NVWILLIAMSON, AlexanderGEUKENS, ChristelVAN AERT, HubertusHEYLEN, Kristof
    • WILLIAMSON, AlexanderGEUKENS, ChristelVAN AERT, HubertusHEYLEN, Kristof
    • G03F7/075G03F7/085G03F7/11
    • G03F7/11B41C1/1008B41C1/1016B41C2201/02B41C2201/04B41C2201/14B41C2210/04B41C2210/08B41C2210/22B41C2210/24G03F7/033G03F7/0751G03F7/3035
    • A method of making a lithographic printing plate comprising the steps of : a) providing a lithographic printing plate precursor comprising a support having a hydrophilic surface or which is provided with a hydrophilic layer, and a coating provided thereon, said coating comprising (i) a contiguous photopolymerisable layer having a photopolymerisable composition, or (ii) a contiguous intermediate layer and thereon a photopolymerisable layer having a photopolymerisable composition, wherein said photopolymerisable composition comprises a polymerisable compound, a polymerization initiator and a first polymer, b) image-wise exposing said coating, c) optionally, heating the precursor, d) developing the precursor by treating the coating of the precursor with a gum solution or by mounting the exposed precursor on a plate cylinder of a lithographic printing press and rotating the plate cylinder while feeding dampening liquid and/or ink to the coating, wherein said contiguous photopolymerisable or intermediate layer further comprises (1) an adhesion promoting compound which is a non-polymeric compound containing a group having an ethylenically unsaturated bond and a group selected from a phosphate group, a phosphonate group and a trialkoxysilane group, and (2) a second polymer having at least 1 mol % of a first monomeric unit having a phosphate group, a phosphonate group, a carboxylic acid group, a sulphonic acid group, a phenolic group, a trialkoxysilane group, an ammonium group or a phosphonium group and at least 30 mol % of a second monomeric unit having a hydrophilic group, wherein the amount of said adhesion promoting compound is higher than the amount of said second polymer, with the proviso that, if the contiguous layer is the photopolymerisable layer, the amount of said second polymer xn the photopolymerisable layer is at least 0.01 % by weight and less than 5 % by weight.
    • 一种制备平版印刷版的方法,包括以下步骤:a)提供包含具有亲水性表面的或具有亲水层的载体的平版印刷版原版及其上设置的涂层,所述涂层包含(i) 具有可光聚合组合物的邻接可光聚合层,或(ii)连续的中间层和其上具有可光聚合组合物的可光聚合层,其中所述可光聚合组合物包含可聚合化合物,聚合引发剂和第一聚合物,b)成像曝光所述 涂覆,c)任选地加热前体,d)通过用胶溶液处理前体的涂层或通过将曝光的前体安装在平版印刷机的印版滚筒上并旋转印版滚筒同时进给润版液体来显影前体 和/或油墨到所述涂层,其中所述邻接的可光聚合的 r中间层还包含(1)粘合促进化合物,其是含有具有烯属不饱和键的基团和选自磷酸酯基,膦酸酯基和三烷氧基硅烷基的基团的非聚合化合物,和(2)第二 具有至少1摩尔%的具有磷酸基的第一单体单元,膦酸酯基,羧酸基,磺酸基,酚基,三烷氧基硅烷基,铵基或鏻基的聚合物和至少30 mol%的具有亲水基团的第二单体单元,其中所述粘合促进化合物的量高于所述第二聚合物的量,条件是如果连续层是可光聚合层,则所述第二聚合物的量 该可光聚合层的重量比为至少0.01重量%且小于5重量%。
    • 55. 发明申请
    • METHOD OF MAKING A LITHOGRAPHIC PRINTING PLATE
    • 制作平版印刷版的方法
    • WO2007057413A1
    • 2007-05-24
    • PCT/EP2006/068498
    • 2006-11-15
    • AGFA GRAPHICS NVWILLIAMSON, Alexander
    • WILLIAMSON, Alexander
    • G03F7/09G03F7/38G03F7/30B41C1/10
    • G03F7/092B41C1/1008B41C1/1016B41C2201/02B41C2210/04B41C2210/08B41C2210/14B41C2210/24G03F7/3035G03F7/38Y10S430/117
    • A method of making a lithographic printing plate comprising the steps of : (a) providing a lithographic printing plate precursor comprising a support having a hydrophilic surface or which is provided with a hydrophilic layer, and a coating on said support, said coating comprising (i) at least one image -recording layer which comprises a photocurable composition, said composition comprising a compound which is capable of forming free radicals upon image-wise exposure, and (ii) on top thereof, an oxygen-barrier layer comprising a water- soluble or water- swellable polymer, (b) image-wise exposing said coating, (c) optionally, heating the precursor in a preheating unit, (d) treating said image-wise exposed precursor with water or an aqueous solution to remove at least part of the oxygen-barrier layer, thereby increasing the oxygen permeability of the coating to such an extent that curing of the non-exposed areas of the coating by ambient light is inhibited by quenching of free radicals with oxygen, (e) mounting the treated precursor on a plate cylinder of a lithographic printing press, and (f) developing by rotating the plate cylinder while feeding dampening liquid and/or ink to the coating, thereby removing non- exposed areas of the image -recording layer.
    • 一种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,其包含具有亲水性表面的或具有亲水层的载体和所述载体上的涂层,所述涂层包含(i )至少一个包含可光固化组合物的图像记录层,所述组合物包含能够在成像曝光时形成自由基的化合物,和(ii)在其顶部包含水溶性的氧阻隔层 或水溶胀性聚合物,(b)成像地暴露所述涂层,(c)任选地在预热单元中加热前体,(d)用水或水溶液处理所述成像曝光的前体,以除去至少部分 的氧阻隔层,从而提高涂层的透氧性,使得通过环境光的非曝光区域的固化被自由基wi的淬灭抑制 (e)将经处理的前体安装在平版印刷机的印版滚筒上,以及(f)通过在将润版液体和/或墨水供给到涂层的同时旋转印版滚筒来显影,从而去除未曝光的区域 图像记录层。
    • 56. 发明申请
    • METHOD OF MAKING A LITHOGRAPHIC PRINTING PLATE
    • 制作平版印刷版的方法
    • WO2007057410A1
    • 2007-05-24
    • PCT/EP2006/068492
    • 2006-11-15
    • AGFA GRAPHICS NVWILLIAMSON, AlexanderVAN DAMME, MarcGRIES, Willi-Kurt
    • WILLIAMSON, AlexanderVAN DAMME, MarcGRIES, Willi-Kurt
    • G03F7/30B41C1/10G03F7/085
    • G03F7/3035B41C1/1008B41C1/1016B41C2201/04B41C2201/14B41C2210/04B41C2210/08B41C2210/20B41C2210/22B41C2210/24G03F7/085
    • A method of making a lithographic printing plate comprising the steps of : (a) providing a lithographic printing plate precursor comprising (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, and (ii) a coating provided thereon, wherein said coating comprises a photopolymerizable layer and, optionally, an intermediate layer between the photopolymerizable layer and the support, wherein said photopolymerizable layer comprises a polymerizable compound, a polymerization initiator and a polymer comprising a cyclic vinyl amide monomeric unit, wherein an adhesion promoting compound is present in the intermediate layer or in the photopolymerizable layer, wherein said adhesion promoting compound is a compound capable of interacting with said support, (b) image-wise exposing said precursor, (c) optionally, heating the precursor in a preheating unit, (d) mounting the exposed precursor on a plate cylinder of a lithographic printing press, (e) developing by rotating the plate cylinder while feeding dampening liquid and/or ink to the coating, thereby removing non-exposed areas of the coating, characterised in that said cyclic vinyl amide monomeric unit has the structure of formula (I) wherein n is an integer ≥1, a is an integer ≥1, when n =1, or a is an integer ≥0, when n =2, and Q represents an optionally substituted alkyl, alkenyl, aryl or arylalkyl group.
    • 一种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,其包含(i)具有亲水性表面的或具有亲水层的载体,和(ii)在其上提供的涂层, 其中所述涂层包含可光聚合层和任选的可光聚合层和载体之间的中间层,其中所述可光聚合层包含可聚合化合物,聚合引发剂和包含环状乙烯基酰胺单体单元的聚合物,其中粘合促进化合物 存在于中间层或可光聚合层中,其中所述粘合促进化合物是能够与所述载体相互作用的化合物,(b)成像曝光所述前体,(c)任选地在预热单元中加热前体, (d)将曝光的前体安装在平版印刷机的印版滚筒上,(e)通过腐烂显影 在将润版液体和/或油墨供应到涂层的同时,将印版滚筒进给,从而去除涂层的未曝光区域,其特征在于所述环状乙烯基酰胺单体单元具有式(I)的结构,其中n为整数= 1 当n = 1时,a为整数= 1,或当n = 2时a为整数= 0,Q为任选取代的烷基,烯基,芳基或芳基烷基。