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公开(公告)号：US06802258B2
公开(公告)日：2004-10-12
申请号：US10016960
申请日：2001-12-07
申请人： Eric Verschueren , Joan Vermeersch
发明人： Eric Verschueren , Joan Vermeersch
IPC分类号： B41C110
CPC分类号： B41C1/1075
摘要： A method for removing ink-accepting areas of a lithographic printing master is disclosed which enables to recycle the lithographic substrate of the printing master. The method comprises after a cleaning step a treatment of the recycled substrate with an aqueous solution having a pH
摘要翻译： 公开了一种用于去除平版印刷母版的接受油墨区域的方法，其能够对印刷母版的平版印刷基板进行再循环。 该方法包括在清洁步骤之后，用pH <7的水溶液处理回收的底物。
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公开(公告)号：US06487970B2
公开(公告)日：2002-12-03
申请号：US09736821
申请日：2000-12-14
申请人： Eric Verschueren , Joan Vermeersch
发明人： Eric Verschueren , Joan Vermeersch
IPC分类号： B41C110
CPC分类号： B41N3/006 , B41C1/1025 , B41C1/1041 , B41C2210/04 , B41C2210/08 , B41C2210/22 , B41C2210/24 , B41N3/00 , C11D3/2003 , C11D3/2068 , C11D7/3218 , C11D7/3263 , C11D7/3281 , C11D7/5013 , C11D11/0041
摘要： A direct-to-plate method of lithographic printing is disclosed which enables to recycle the lithographic substrate of the printing master. The method comprises the steps of (a) making a negative-working imaging material by coating on a hydrophilic substrate a coating solution comprising hydrophobic thermoplastic polymer particles and a hydrophilic binder; (b) making a printing master having ink-accepting areas by image-wise exposing the imaging material; (c) applying ink and fountain solution to the printing master; (d) removing the ink-accepting areas from the printing master by supplying an amide and preferably also an alkanolamine. The above steps are preferably carried out on-press.
摘要翻译： 公开了一种平版印刷的直接平板印刷方法，其能够回收印刷母版的平版印刷基板。 该方法包括以下步骤：（a）通过在亲水基底上涂覆包含疏水性热塑性聚合物颗粒和亲水性粘结剂的涂布溶液来制备负性成像材料;（b）通过图像形成方法制备具有接受油墨区域的印刷母版， 明亮地曝光成像材料;（c）将墨水和润版液施加到印刷母版上;（d）通过提供酰胺，优选还有链烷醇胺，从印刷母版中除去油墨接收区域。上述步骤优选在 -按。
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13.发明授权Heat mode sensitive imaging element for making positive working printing plates 有权加热模式敏感成像元件，用于制作正性印刷版公开(公告)号：US06192799B1
公开(公告)日：2001-02-27
申请号：US09267681
申请日：1999-03-15
IPC分类号： B41C110
CPC分类号： B41C1/1016 , B41C2210/02 , B41C2210/06 , B41C2210/14 , B41C2210/22 , B41C2210/24 , B41C2210/262
摘要： According to the present invention there is provided a heat mode imaging element for making a lithographic printing plate having on a lithographic base with a hydrophilic surface a first layer including a polymer that is soluble in an aqueous alkaline solution and a top layer on the same side of the lithographic base as the first layer that is IR-sensitive and unpenetrable for an alkaline developer; characterized in that at least one of the first layer and the top layer includes a surfactant.
摘要翻译： 根据本发明，提供了一种热模式成像元件，用于制造在具有亲水表面的平版印刷基底上的平版印刷版，第一层包括可溶于碱性水溶液的聚合物和位于同一侧的顶层 的光刻基底作为对于碱性显影剂是IR敏感且不透气的第一层; 其特征在于，所述第一层和所述顶层中的至少一个包括表面活性剂。
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14.发明授权Heat mode sensitive imaging element for making positive working printing plates 失效加热模式敏感成像元件，用于制作正性印刷版
公开(公告)号：US6152036A
公开(公告)日：2000-11-28
申请号：US280659
申请日：1999-03-29
CPC分类号： B41C1/1008 , B41C1/1016 , B41C2210/02 , B41C2210/06 , B41C2210/14 , B41C2210/24 , B41C2210/26 , B41C2210/264
摘要： The present invention is directed to a heat mode imaging element for making a lithographic printing plate including on a lithographic base with a hydrophilic surface, a first layer including a polymer, soluble in an aqueous alkaline solution, and a top layer on the same side of the lithographic base as the first layer. The top layer is IR-sensitive and unpenetrable for an alkaline developer. The first layer and the top layer may be one and the same layer. The top layer is characterized in that it contains at least one compound containing epoxy units in an amount between 20 and 500 mg/m.sup.2 and a hardener.
摘要翻译： 本发明涉及一种用于制造平版印刷版的热模式成像元件，该平版印刷版包括在具有亲水表面的光刻基底上，包含可溶于碱性水溶液的聚合物的第一层和位于同一侧的顶层 光刻基底为第一层。 顶层对于碱性显影剂是IR敏感的和不可穿透的。 第一层和顶层可以是同一层。 顶层的特征在于其含有至少一种含有20-500mg / m 2的环氧单元的化合物和一种硬化剂。
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15.发明授权
公开(公告)号：US5968709A
公开(公告)日：1999-10-19
申请号：US931113
申请日：1997-09-15
CPC分类号： B41C1/1016 , B41C2201/06 , B41C2210/02 , B41C2210/12 , B41C2210/14 , B41C2210/16 , B41C2210/24 , Y10S430/145 , Y10S430/146 , Y10S430/165
摘要： The present invention provides a heat mode recording material comprising on a flexible support having an oleophilic surface (i) a recording layer containing a light-to-heat converting substance capable of converting radiation into heat and (ii) an oleophobic surface layer, wherein said oleophobic surface layer and said recording layer may be the same layer, characterized in that the kinetic coefficient of friction (.mu..sub.k) of said material when sliding one side of said material over the other side of said material is not more than 2.6.
摘要翻译： 本发明提供一种热模式记录材料，其包括在具有亲油表面的柔性载体上（i）包含能够将辐射转化成热的光热转换物质的记录层和（ii）疏油表面层，其中所述 疏油表面层和所述记录层可以是相同的层，其特征在于，当在所述材料的另一侧上滑动所述材料的一侧时，所述材料的动摩擦系数（μk）不大于2.6。
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公开(公告)号：US5576136A
公开(公告)日：1996-11-19
申请号：US267510
申请日：1994-06-29
IPC分类号： G03F7/00 , G03F7/004 , G03F7/016 , G03F7/021 , G03F7/033 , G03F7/11 , G03F7/16 , G03F7/38 , G03C1/93 , G03C1/77
摘要： According to the present invention the storage stability of a diazo based imaging element can be improved by controlling the amount of free water in the imaging element. Thus the present invention provides an imaging element comprising on a support a hydrophilic layer containing a hydrophilic (co)polymer or (co)polymer mixture and having been hardened with a hydrolyzed tetraalkyl orthosilicate and a light sensitive layer containing a diazo resin or a diazonium salt characterized in that the total amount of free water in said imaging element satisfies the following formula (I):FW (g/m.sup.2).ltoreq.0.0043 * WS (g/m.sup.2)+0.46 (g/m.sup.2) (I)wherein FW represents the amount of free water and WS represents the weight of the support of the imaging element.
摘要翻译： 根据本发明，通过控制成像元件中的游离水的量，可以提高基于重氮的成像元件的储存稳定性。 因此，本发明提供了一种成像元件，其在载体上包含含有亲水（共）聚合物或（共）聚合物混合物的亲水层，并且已经用水解的原硅酸四烷基酯和含有重氮树脂或重氮盐的光敏层硬化 其特征在于，所述成像元件中的游离水的总量满足下式（I）：FW（g / m 2）
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公开(公告)号：US07455953B2
公开(公告)日：2008-11-25
申请号：US10808812
申请日：2004-03-25
CPC分类号： B41C1/1008 , B41C1/1016 , B41C2201/02 , B41C2201/14 , B41C2210/02 , B41C2210/06 , B41C2210/22 , B41C2210/24 , B41C2210/262 , Y10S430/151
摘要： A positive working heat-sensitive lithographic printing plate precursor is disclosed which comprises a support having a hydrophilic surface and a coating, provided on the hydrophilic surface, wherein the coating comprises a spacer particle comprising aluminum hydroxide or aluminum oxide and having an average particle size larger than 0.3 μm, for improving the scuff-mark resistance of the coating. Furthermore, the coating comprises an infrared light absorbing agent, an oleophilic resin soluble in an aqueous alkaline developer and a developer resistant means.
摘要翻译： 公开了一种正性工作热敏平版印刷版原版，其包括设置在亲水表面上的具有亲水表面和涂层的载体，其中该涂层包含包含氢氧化铝或氧化铝并且平均粒径较大的间隔物颗粒 超过0.3μm，用于改善涂层的抗磨损性。 此外，涂层包括红外光吸收剂，可溶于碱性水溶液的亲油性树脂和耐显影剂的装置。
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公开(公告)号：US07121204B2
公开(公告)日：2006-10-17
申请号：US10175755
申请日：2002-06-20
CPC分类号： B41C1/1008 , B41C2210/02 , B41C2210/04 , B41C2210/16 , B41M1/06 , G03F7/3035
摘要： A method of printing is disclosed which comprises the steps of (i) providing a lithographic printing plate precursor comprising a support and a heat- or light-sensitive coating; (ii) image-wise exposure of the coating to heat or light; (iii) prior to step (ii) or (iv), mounting the lithographic printing plate precursor in a printing unit of a printing press, said printing unit comprising a dampening system and an inking system; (iv) development by supplying a processing liquid to the coating by means of the dampening system, thereby obtaining a lithographic printing plate; (v) printing by supplying single-fluid ink or driographic ink to the lithographic printing plate by means of the inking system. This method allows on-press processing of printing plate materials that require wet processing.
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公开(公告)号：US06701843B2
公开(公告)日：2004-03-09
申请号：US09945474
申请日：2001-08-30
申请人： Eric Verschueren , Joan Vermeersch
发明人： Eric Verschueren , Joan Vermeersch
IPC分类号： B41N108
CPC分类号： C11D3/042 , B41N3/006 , C11D3/06 , C11D7/24 , C11D7/263 , C11D17/0017 , G03F7/422 , G03F7/423
摘要： A method for removing ink-accepting areas of a lithographic printing master is disclosed which enables to recycle the lithographic substrate of the printing master. The method comprises the following step which is preferably carried out on-press: applying a cleaning liquid to the printing master, the cleaning liquid being an emulsion of an organic compound in water, further comprising a compound according to formula (I): wherein X=OH, O−, a polymer backbone.
摘要翻译： 公开了一种用于去除平版印刷母版的接受油墨区域的方法，其能够对印刷母版的平版印刷基板进行再循环。 该方法包括以下步骤，其优选在压制下进行：将清洁液体施加到印刷母版上，所述清洗液体是有机化合物在水中的乳液，还包含根据式（I）的化合物：其中X = OH，O - ，聚合物主链。
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公开(公告)号：US06699640B2
公开(公告)日：2004-03-02
申请号：US09911998
申请日：2001-07-24
申请人： Eric Verschueren , Luc Leenders , Joan Vermeersch , Ludo Joly
发明人： Eric Verschueren , Luc Leenders , Joan Vermeersch , Ludo Joly
IPC分类号： G03F724
CPC分类号： G03F7/24 , B41C1/1066 , B41J2/01 , B41N3/006 , G03F7/16 , Y10S430/136 , Y10S430/145
摘要： A direct-to-plate method for obtaining a high quality lithographic printing plate is disclosed. The method comprises the application of a continuous layer of a radiation sensitive solution onto a lithographic substrate by means of an ink-jet printhead. Hereby waste of coating solution and contamination of the environment are avoided.
摘要翻译： 公开了一种用于获得高质量平版印刷版的直接印刷法。 该方法包括通过喷墨打印头将光敏解决方案的连续层施加到平版印刷基板上。 因此避免了涂层溶液的浪费和环境的污染。
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