Planographic printing plate precursor and pile of planographic printing plate precursors
AssigneeFUJIFILM Corporation
InventorAkihiro Endo
Life of this patent
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Abstract
The invention has a support, a recording layer provided on the support, and a protective layer containing a hydrophilic polymer and silica-coated organic resin fine particles provided as the uppermost layer. The organic resin fine particles are preferably composed of at least one resin selected from the group consisting of polyacrylic acid resins, polyurethane resins, polystyrene resins, polyester resins, epoxy resins, phenolic resins, and melamine resins, and the protective layer preferably contains a mica compound.
Claims10
A negative-type planographic printing plate precursor that is writable by laser exposure, comprising a support, a polymerizable negative-type recording layer writable by infrared laser exposure and provided on the support, and a protective layer containing a hydrophilic polymer and silica-coated organic resin fine particles provided as the uppermost layer, wherein the support is an aluminum support, and the recording layer contains a sensitizing dye, a polymerization initiator, a polymerizable compound, and a binder polymer.
Dependencies are inferred from the claim text.