发明名称 |
Manufacturing method for planographic printing plate for color printing |
摘要 |
The invention provides a method for forming planographic printing plates for color printing using a plurality of hues. The method includes at least: image-forming using an amplitude modulation screen only for a planographic printing plate used for printing black color used on a first drum of a printing machine; and image-forming using a frequency modulation screen for a planographic printing plate other than the planographic printing plate used for the first drum. The amplitude modulation screen preferably has a dot line number of 300 or less. The frequency modulation screen preferably has a dot size of 30 mum or less. The planographic printing plates prepared in accordance with the method are preferably used for four-color printing of yellow, magenta, cyan and black.
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申请公布号 |
US2007051261(A1) |
申请公布日期 |
2007.03.08 |
申请号 |
US20060514952 |
申请日期 |
2006.09.05 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
KOBAYASHI FUMIKAZU;MASUDA TOSHIHARU |
分类号 |
B41C3/08 |
主分类号 |
B41C3/08 |
代理机构 |
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代理人 |
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地址 |
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