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    • 5. 发明申请
    • Preparing process of printing plate and printing plate material
    • 印版和印版材料的制备工艺
    • US20060112843A1
    • 2006-06-01
    • US11330853
    • 2006-01-11
    • Tatsuichi Maehashi
    • Tatsuichi Maehashi
    • B41N1/00
    • B41C1/1083B41N1/14
    • Disclosed is a process of preparing a printing plate from a printing plate material comprising a support, and provided thereon, an image formation layer, the process comprising the steps of fixing the printing plate material onto a fixing member with suction through-holes by suction that evacuates air through the suction through-holes, the surface (rear surface) of the support opposite the image formation layer facing the fixing member, and then imagewise exposing the fixed printing plate material to laser to form an image on image formation portions of the image formation layer, wherein a degree of flatness of the surface on the image formation layer side of the fixed printing plate material is not more than 50 μm at the image formation portions.
    • 公开了一种从包括支撑体并在其上提供图像形成层的印版材料制备印版的方法,该方法包括以下步骤:通过抽吸将印版材料固定在具有抽吸通孔的固定构件上, 通过抽吸通孔排出空气,支撑件与图像形成层相对的面向固定构件的表面(后表面),然后将固定的印版材料成像曝光成激光,以在图像的图像形成部分上形成图像 形成层,其中固定印刷版材料的图像形成层侧的表面的平坦度在图像形成部分处不大于50μm。