发明申请
- 专利标题： Processes for preparing coated printing papers using hardwood mechanical pulps
- 专利标题（中）： 使用硬木机械纸浆制备涂层印刷纸的方法
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申请号： US13057314申请日： 2009-08-07
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公开(公告)号： US20110180224A1公开(公告)日： 2011-07-28
- 发明人: Osamu Kozuka , Koji Kutsuwa , Kazuhiko Ishizuka , Takehiro Yoshimatsu
- 申请人： Osamu Kozuka , Koji Kutsuwa , Kazuhiko Ishizuka , Takehiro Yoshimatsu
- 申请人地址： JP Kita-ku, Tokyo
- 专利权人： NIPPON PAPER INDUSTRIES CO., LTD.
- 当前专利权人： NIPPON PAPER INDUSTRIES CO., LTD.
- 当前专利权人地址： JP Kita-ku, Tokyo
- 优先权： JP203811/2008 20080807; JP255273/2008 20080930
- 国际申请： PCT/JP2009/064040 WO 20090807
- 主分类号： D21H19/36
- IPC分类号： D21H19/36 ; D21H25/04
摘要：
The present invention provides a process for preparing a coated printing paper, comprising the steps of making a base paper from a stuff containing a hardwood-derived mechanical pulp (LMP) and applying a coating solution containing a pigment and an adhesive by an on-machine coater to provide a coating layer, wherein said steps are continuously performed on machine. According to the present invention, coated printing papers having high quality can be efficiently prepared with high runnability.
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