发明授权
- 专利标题: Negative working, heat-sensitive lithographic printing plate precursor
- 专利标题(中): 负性工作,热敏平版印刷版前体
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申请号: US11113878申请日: 2005-04-25
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公开(公告)号: US07348126B2公开(公告)日: 2008-03-25
- 发明人: Joan Vermeersch , Marc Van Damme
- 申请人: Joan Vermeersch , Marc Van Damme
- 申请人地址: BE Mortsel
- 专利权人: Agfa Graphics N.V.
- 当前专利权人: Agfa Graphics N.V.
- 当前专利权人地址: BE Mortsel
- 代理机构: Leydig, Voit & Mayer, Ltd.
- 优先权: EP04101766 20040427; EP04102654 20040611
- 主分类号: G03C1/76
- IPC分类号: G03C1/76 ; G03F7/038 ; G03F7/20 ; G03F7/30
摘要:
A negative-working lithographic printing plate precursor is disclosed comprising on a support having a hydrophilic surface or which is provided with a hydrophilic layer, a coating comprising an infrared absorbing agent, a first layer comprising an aqueous dispersion comprising hydrophobic thermoplastic polymer particles and a first hydrophobic binder, and a second layer located between said first layer and said support which comprises a second hydrophobic binder, characterized in that said first hydrophobic binder is a phenolic resin and said second hydrophobic binder is a polymer comprising at least one sulphonamide group.
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