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    • 1. 发明授权
    • Production of water-less lithographic plates
    • 生产无水平版印刷版
    • US6087073A
    • 2000-07-11
    • US875004
    • 1997-09-18
    • Peter Andrew Reath BennettCarole-Anne Smith
    • Peter Andrew Reath BennettCarole-Anne Smith
    • G03F7/00G03F7/20G03F7/40G03F7/22
    • G03F7/40G03F7/2024
    • There is described a method of preparing a water-less lithographic plate by coating a positive working photosensitive composition onto an oleophilic base imagewise exposing the plate and developing it to remove the areas of the photosensitive composition which have been light exposed, coating overall the surface of the plate with a layer of a composition which is ink-releasing or when cured becomes ink releasing, then either as a separate step or as a combined step curing the ink-releasing composition or drying the ink-releasing composition and light exposing overall the plate, then redeveloping the plate to remove the photosensitive composition remaining after the first development and any ink-releasing composition overlying the photosensitive composition.
    • PCT No.PCT / GB95 / 02782 Sec。 371日期:1997年9月18日 102(e)日期1997年9月18日PCT提交1995年11月28日PCT公布。 公开号WO96 / 20433 日本1996年7月4日描述了一种制备无水平版印刷版的方法,该方法是将正性感光性组合物涂布在亲油性基底上,成像曝光该印版并使其显影以去除已曝光的光敏组合物的区域, 使用油墨释放或固化时的组合物层整体涂覆在板的表面上,然后作为分离步骤或组合步骤固化油墨释放组合物或干燥油墨释放组合物, 光总体曝光板,然后重新开发板以除去第一次显影后残留的感光组合物和覆盖光敏组合物的任何油墨释放组合物。
    • 2. 发明授权
    • Water-less lithographic plates
    • 无水平版印刷版
    • US5976764A
    • 1999-11-02
    • US793142
    • 1997-05-05
    • Peter Andrew Reath BennettCarole-Anne Smith
    • Peter Andrew Reath BennettCarole-Anne Smith
    • B41N3/08G03F7/40G03F7/00
    • B41N3/08G03F7/40
    • There is described a method of preparing water-less lithographic plate which comprises imagewise exposing a lithographic plate coated with a photosensitive composition, processing the exposed plate in an aqueous based developing liquid to remove those areas of the photosensitive composition which are removable by the developing liquid, drying the plate and coating the plate with an ink releasing coating composition which adheres to those areas of the plate from which the photosensitive composition has been removed, but which does not adhere to those areas of the plate from which the photosensitive composition which has not been removed, further treating the plate to cure or fix the ink-releasing composition thus providing ink-receptive areas of the plate which are those areas of the plate from which the photosensitive composition which has not been removed in the developing liquid and ink-releasing areas of the plate which are covered with the cured ink-releasing composition. Both positive working and negative working lithographic plates can be used in this method to produce positive working water-less plates and negative working water-less plates.
    • PCT No.PCT / GB95 / 01846 Sec。 371日期:1997年5月5日 102(e)日期1997年5月5日PCT提交1995年8月3日PCT公布。 公开号WO96 / 05539 日本1996年2月22日描述了一种制备无水平版印刷版的方法,其包括使用感光组合物涂布的平版印刷板成像曝光,将曝光的板在基于水性的显影液中处理以去除感光性组合物的那些区域, 可以通过显影液体移除,干燥板并用粘附到已经除去感光性组合物的板的那些区域附着的油墨释放涂料组合物涂布,但不粘附到板的这些区域 未被除去的光敏组合物,进一步处理该板以固化或固定该油墨释放组合物,从而提供该板的油墨接收区域,该板的那些区域是在该显影剂中未被除去的光敏组合物的那些区域 被固化的油墨释放组合物覆盖的板的液体和油墨释放区域 爱心 在这种方法中可以使用正工作和负极平版印刷板,以生产正工作无水板和负工作无水板。
    • 7. 发明授权
    • Water-less lithographic plates
    • 无水平版印刷版
    • US06187511B1
    • 2001-02-13
    • US09011436
    • 1998-02-11
    • Peter Andrew Reath BennettCarole-Anne Smith
    • Peter Andrew Reath BennettCarole-Anne Smith
    • G03F726
    • G03F7/0752G03F7/0046Y10S430/108Y10S430/123
    • There is described a method of preparing a positive working water-less lithographic plate which comprises a support having an oleophilic surface, there being coated on the support a mixture which comprises as one component an ink-repellant and water-repellant polymer or a mixture of such polymers or polymer precursors, and as the other essential component of the mixture an infra-red or heat sensitive composition selected from (a) an organic solvent soluble diazo compound and an infra-red absorbing compound, (b) a photopolymer and an infra-red absorbing dye, or (c) a mixture of a free-radically polymerisable ethylenically unsaturated compound or compounds together with either a photoinitiator which is infra-red sensitive or an initiator which is heat sensitive together with an infra-red absorbing compound, the ratio of ink-repellant polymer to infra-red or heat sensitive composition (a), (b) or (c) in the mixture being from 20-80 ink repellant polymer to 80-20 infra-red or heat sensitive composition by weight, imagewise acting on the coated mixture, developing the acted on mixture with the appropriate developing solution depending on the composition (a), (b) or (c) used, to remove the composition and the water-repellant polymer in the unacted on areas to reveal the oleophilic surface of the support in the unacted on areas of the plate and leaving the coated mixture in the acted on areas of the plate.
    • 描述了一种制备正性工作无水平版印刷版的方法,其包括具有亲油表面的载体,在载体上涂覆一种混合物,该混合物包含斥水斥水聚合物或防水聚合物的混合物 这种聚合物或聚合物前体,以及作为混合物的另一种基本组分,选自(a)有机溶剂可溶性重氮化合物和红外吸收化合物的红外或热敏组合物,(b)光聚合物和下文 或(c)可自由基聚合的烯键式不饱和化合物或其混合物与红外线敏感的光引发剂或与红外吸收化合物一起热敏的引发剂的混合物, 斥墨聚合物与红外或热敏组合物(a),(b)或(c)的比例为20-80墨水排斥聚合物至80-20红外或热敏 根据所用组合物(a),(b)或(c),用适当的显影液对混合物进行显影,以除去组合物和防水聚合物 在区域上未暴露以暴露在板上未活化的载体上的亲油表面并将涂覆的混合物留在板的区域上。