Invention Grant
US06673508B2 Planographic printing plate material and method of preparing planographic printing plate 失效
普通印版材料及制备平版印刷版的方法

  • Patent Title: Planographic printing plate material and method of preparing planographic printing plate
  • Patent Title (中): 普通印版材料及制备平版印刷版的方法
  • Application No.: US10095935
    Application Date: 2002-03-12
  • Publication No.: US06673508B2
    Publication Date: 2004-01-06
  • Inventor: Takeshi Sampei
  • Applicant: Takeshi Sampei
  • Priority: JP2001-104334 20010403
  • Main IPC: G03F707
  • IPC: G03F707
Planographic printing plate material and method of preparing planographic printing plate
Abstract:
A planographic printing plate material and a method of preparing a planographic printing plate are disclosed, the planographic printing plate material comprising a support and provided thereon, one or more structural layers containing light sensitive silver halide grains, organic silver salt grains, a reducing agent, a contrast-increasing agent and a physical developing nucleus.
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