• 专利标题: Lithographic printing plate precursor and method for the preparation of lithographic printing plate employing the same
  • 专利标题(中): 平版印刷版前体及其制备方法
  • 申请号: US09591207
    申请日: 2000-06-09
  • 公开(公告)号: US06723492B1
    公开(公告)日: 2004-04-20
  • 发明人: Seishi Kasai
  • 申请人: Seishi Kasai
  • 优先权: JP11-162659 19990609
  • 主分类号: G03F7038
  • IPC分类号: G03F7038
Lithographic printing plate precursor and method for the preparation of lithographic printing plate employing the same
摘要:
A lithographic printing plate precursor comprising a water-resistant support having provided thereon a light-sensitive layer containing fine titanium oxide grains doped with a metallic ion which absorb a visible ray and a complex composed of an organo-metallic polymer which is formed by a hydrolysis polymerization condensation reaction of a compound represented by formula (I) shown below and an organic polymer which has a group capable of forming a hydrogen bond with the organo-metallic polymer: (R0)nM(Y)x−n  (I) wherein R0 represents a hydrogen atom, a hydrocarbon group or a heterocyclic group; Y represents a reactive group; M represents a metallic atom having from 3 to 6 valences; x represents a valence of the metallic atom M; and n represents 0, 1, 2, 3, 4, 5 or 6, provided that the balance of x−n is not less than 2. A method for the preparation of a lithographic printing plate using the lithographic printing plate precursor is also disclosed.
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