Lithographic printing plate precursors with oligomeric or polymeric sensitizers
    2.
    发明授权
    Lithographic printing plate precursors with oligomeric or polymeric sensitizers 失效
    具有低聚物或聚合物敏化剂的平版印刷版前体

    公开(公告)号:US07615323B2

    公开(公告)日:2009-11-10

    申请号:US11718809

    申请日:2005-11-11

    摘要: Lithographic printing plate precursor comprising (a) a lithographic substrate with a hydrophilic surface and (b) a radiation-sensitive coating on the hydrophilic surface comprising (i) one or more types of monomers and/or oligomers and/or polymers, each comprising at least one ethylenically unsaturated group accessible to a free radical polymerization, (ii) at least one sensitizer, and at least one coinitiator capable of forming free radicals together with the sensitizer (ii); characterized in that the at least one sensitizer is an oligomeric or polymeric compound comprising the following structural unit (Formula (I)), wherein π1 is an aromatic or heteroaromatic unit or a combination of the two so that a conjugated n-system is present between the two groups Z in structure (I), each Z independently represents a heteroatom, each R1 and R2 is independently selected from a halogen atom, an alkyl, aryl, alkylaryl or aralkyl group, a group —NR3R4 and a group —OR5, each R3, R4 and R5 is independently selected from an alkyl, aryl, alkylaryl and aralkyl group, a and b independently represent 0 or an integer from 1 to 4, n has a value of >1 and AS is an aliphatic spacer.

    摘要翻译: 该平版印刷版原版包括(a)具有亲水表面的平版印刷基材和(b)亲水表面上的辐射敏感涂层,其包含(i)一种或多种类型的单体和/或低聚物和/或聚合物, 至少一种可自由基聚合的烯键式不饱和基团,(ii)至少一种敏化剂和至少一种能够与敏化剂(ii)一起形成自由基的共引发剂; 其特征在于所述至少一种敏化剂是包含以下结构单元(式(I))的低聚或聚合化合物,其中p1是芳族或杂芳族单元或两者的组合,使得共轭的n体系存在于 结构(I)中的两个基团Z,每个Z独立地表示杂原子,每个R 1和R 2独立地选自卤素原子,烷基,芳基,烷基芳基或芳烷基,基团-NR 3 R 4和基团-OR 5,各自 R 3,R 4和R 5独立地选自烷基,芳基,烷基芳基和芳烷基,a和b独立地表示0或1-4的整数,n的值> 1,AS是脂肪族间隔基。

    Photopolymer composition usable for lithographic plates
    4.
    发明授权
    Photopolymer composition usable for lithographic plates 有权
    可用于平版印刷版的光聚合物组合物

    公开(公告)号:US08119331B2

    公开(公告)日:2012-02-21

    申请号:US12159287

    申请日:2007-01-02

    IPC分类号: G03F7/09 G03F7/30 G03F7/004

    摘要: Radiation-sensitive element comprising a substrate and a radiation-sensitive coating comprising (a) at least one component selected from photoinitiators and sensitizer/coinitiator systems which absorbs radiation of a wavelength in the range of 250 to 1,200 nm; (b) at least one free-radical polymerizable oligomer A having an average molecular weight in the range of 3,500 to 9,000 determined by GPC, obtainable by reacting a triisocyanate with (i) at least one acrylic or methacrylic monomer with two free OH groups and at least one (meth)acrylic group and (ii) at least one compound comprising one OH group, at least one (meth)acrylic group and at least one poly(alkyleneoxide) chain in the molecule, wherein the (meth)acrylic monomer (i) is present in an amount of 2 to 20 mole-%, based on the total amount of (meth)acrylic compounds with OH functionality.

    摘要翻译: 辐射敏感元件包括基材和辐射敏感涂层,其包含(a)选自光引发剂和敏化剂/共引发剂体系中的至少一种成分,其吸收波长在250-1200nm范围内的辐射; (b)由三异氰酸酯与(i)至少一种丙烯酸或甲基丙烯酸单体与两个游离OH基团反应得到的至少一种平均分子量在3,500-9,000范围内的可自由基聚合的低聚物A, 至少一种(甲基)丙烯酸基和(ii)分子中至少一种含有一个OH基,至少一个(甲基)丙烯酸基和至少一个聚(环氧烷)链的化合物,其中(甲基)丙烯酸单体 基于具有OH官能度的(甲基)丙烯酸酯化合物的总量,i)的存在量为2至20摩尔%。

    METHOD FOR AUTOMATED CONTROL OF PROCESSING PARAMETERS
    6.
    发明申请
    METHOD FOR AUTOMATED CONTROL OF PROCESSING PARAMETERS 审中-公开
    自动控制加工参数的方法

    公开(公告)号:US20110189600A1

    公开(公告)日:2011-08-04

    申请号:US12696088

    申请日:2010-01-29

    IPC分类号: G03F7/20

    CPC分类号: B41C1/1083

    摘要: The invention relates to processing imaged precursors such as lithographic printing plates. The invention relates specifically to adjusting a processing device for optimal processing performance using a plate recognition system that includes a senseing and authenication subsystem. The processor is automated to make adjustments according to the information provided.

    摘要翻译: 本发明涉及加工成像的前体,如平版印刷版。 本发明具体涉及使用包括感知和认知子系统的板识别系统来调整处理装置以获得最佳处理性能。 处理器可以根据所提供的信息进行自动调整。

    Photopolymer composition suitable for lithographic printing plates
    7.
    发明授权
    Photopolymer composition suitable for lithographic printing plates 有权
    适用于平版印刷版的光聚合物组合物

    公开(公告)号:US07955776B2

    公开(公告)日:2011-06-07

    申请号:US11995213

    申请日:2006-07-03

    IPC分类号: G03F7/26 G03F7/00

    摘要: Radiation-sensitive element comprising (a) a substrate and (b) a radiation-sensitive coating comprising (i) at least one component selected from photoinitiators and sensitizer/coinitiator systems which absorbs radiation of a wavelength in the range of 250 to 1,200 nm; (ii) at least one oligomer A of formula (I) wherein X1, X2 and X3 are independently selected from straight-chain or cyclic C4-C12 alkylene and C6-C10 arylene, a heterocyclic group, a heteroaromatic group and combinations of two or more of the above, R1, R2 and R3 are independently selected from (II) and (III) with the proviso that (1) n=0 in at least one of the groups R1, R2 and R3, and (2) n>2 in at least one of the groups R1, R2 and R3, and (3) at least one group R6 is different from H in formula (III).

    摘要翻译: 辐射敏感元件包括(a)基底和(b)辐射敏感性涂层,其包含(i)至少一种选自光引发剂和敏化剂/共引发剂体系的组分,其吸收在250至1,200nm范围内的波长的辐射; (ii)式(I)的至少一种低聚物A,其中X 1,X 2和X 3独立地选自直链或环状的C 4 -C 12亚烷基和C 6 -C 10亚芳基,杂环基,杂芳族基团和两个或多个 上述更多的R 1,R 2和R 3独立地选自(II)和(III),条件是(1)在R1,R2和R3中的至少一个中n = 0,和(2)n> 2中的至少一个基团R 1,R 2和R 3中的至少一个,和(3)至少一个基团R 6与式(III)中的H不同。

    Photopolymer Composition Suitable for Lithographic Printing Plates
    9.
    发明申请
    Photopolymer Composition Suitable for Lithographic Printing Plates 有权
    适用于平版印刷版的光聚合物组合物

    公开(公告)号:US20080248424A1

    公开(公告)日:2008-10-09

    申请号:US11995213

    申请日:2006-07-03

    IPC分类号: G03F7/004 G03F7/26

    摘要: Radiation-sensitive element comprising (a) a substrate and (b) a radiation-sensitive coating comprising (i) at least one component selected from photoinitiators and sensitizer/coinitiator systems which absorbs radiation of a wavelength in the range of 250 to 1,200 nm; (ii) at least one oligomer A of formula (I) wherein X1, X2 and X3 are independently selected from straight-chain or cyclic C4-C12 alkylene and C6-C10 arylene, a heterocyclic group, a heteroaromatic group and combinations of two or more of the above, R1, R2 and R3 are independently selected from (II) and (III) with the proviso that (1) n=0 in at least one of the groups R1, R2 and R3, and (2) n>2 in at least one of the groups R1, R2 and R3, and (3) at least one group R6 is different from H in formula (III).

    摘要翻译: 辐射敏感元件包括(a)基底和(b)辐射敏感性涂层,其包含(i)至少一种选自光引发剂和敏化剂/共引发剂体系的组分,其吸收在250至1,200nm范围内的波长的辐射; (ii)至少一种式(I)的低聚物A,其中X 1,X 2和X 3 3独立地选自直链 或环C 4 -C 12亚烷基和C 6 -C 10亚芳基,杂环基,杂芳族 基团和上述两个或多个的组合,R 1,R 2和R 3独立地选自(II)和(III ),条件是在基团R 1,R 2和R 3 3中的至少一个中(1)n = 0,和( 2)在R 1,R 2和R 3中的至少一个中n≥2,和(3)至少一个基团 R 6不同于式(III)中的H。

    Lithographic Printing Plate Precursors with Oligomeric Or Polymeric Sensitizers
    10.
    发明申请
    Lithographic Printing Plate Precursors with Oligomeric Or Polymeric Sensitizers 失效
    具有低聚物或聚合物敏化剂的平版印刷版前体

    公开(公告)号:US20070269745A1

    公开(公告)日:2007-11-22

    申请号:US11718809

    申请日:2005-11-11

    IPC分类号: G03C1/00

    摘要: Lithographic printing plate precursor comprising (a) a lithographic substrate with a hydrophilic surface and (b) a radiation-sensitive coating on the hydrophilic surface comprising (i) one or more types of monomers and/or oligomers and/or polymers, each comprising at least one ethylenically unsaturated group accessible to a freeradical polymerization, (ii) at least one sensitizer, and at least one coinitiator capable of forming free radicals together with the sensitizer (ii); characterized in that the at least one sensitizer is an oligomeric or polymeric compound comprising the following structural unit (Formula (I)), wherein π1 is an aromatic or heteroaromatic unit or a combination of the two so that a conjugated n-system is present between the two groups Z in structure (I), each Z independently represents a heteroatom, each R1 and R2 is independently selected from a halogen atom, an alkyl, aryl, alkylaryl or aralkyl group, a group —NR3R4 and a group —OR5, each R3, R4 and R5 is independently selected from an alkyl, aryl, alkylaryl and aralkyl group, a and b independently represent 0 or an integer from 1 to 4, n has a value of >1 and AS is an aliphatic spacer

    摘要翻译: 该平版印刷版原版包括(a)具有亲水表面的平版印刷基材和(b)亲水表面上的辐射敏感涂层,其包含(i)一种或多种类型的单体和/或低聚物和/或聚合物, 至少一种可自由聚合的烯属不饱和基团,(ii)至少一种敏化剂,和至少一种能够与敏化剂(ii)一起形成自由基的共引发剂; 其特征在于,所述至少一种敏化剂是包含以下结构单元(式(I))的低聚或聚合化合物,其中p 1是芳族或杂芳族单元或两者的组合,使得 在结构(I)中的两个基团Z之间存在共轭n系,每个Z独立地表示杂原子,每个R 1和R 2独立地选自 卤素原子,烷基,芳基,烷基芳基或芳烷基,基团-NR 3 R 4和基团-OR 5,各R R 4,R 4和R 5独立地选自烷基,芳基,烷基芳基和芳烷基,a和b独立地表示0或 1〜4的整数,n的值为1,AS为脂肪族间隔物