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US 2010/0248151 A1Published application
Method of making a printing plate
AssigneeFUJIFILM Corporation
InventorsTadabumi TOMITA, Hiroshi TASHIRO, Hisao YAMAMOTO
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Abstract
A method of making a printing plate which has easy removability of engraving residue generated in laser engraving and has excellent reproducibility of thin lines is provided. The method includes in the following order: engraving by laser irradiation a relief forming layer of a printing plate precursor, the relief forming layer including a binder polymer having a glass transition temperature (Tg) of 20° C. or higher; and treating a surface of the engraved relief forming layer with an emulsion cleaner.
Claims15
A method of making a printing plate, comprising in the following order:
- engraving by laser irradiation a relief forming layer of a printing plate precursor, the relief forming layer comprising a binder polymer having a glass transition temperature (Tg) of 20° C. or higher;
- and
- treating a surface of the engraved relief forming layer with an emulsion cleaner.
Dependencies are inferred from the claim text.