发明名称 |
INK JET RECORDING PAPER |
摘要 |
<p>The object of the present invention is to provide an ink jet recording paper of so-called plain paper type having no coating of pigment on the recording surface which is excellent in image density and color reproducibility of the recorded image and besides has a water resistance of the printed portion. According to the present invention, there is provided an ink jet recording paper which comprises a neutral base paper comprising a wood pulp as a main starting material on which is coated a coating solution containing a fluorescent brightening agent, a water-soluble binder and a cationic polymer fixing agent and in which the coated paper has an ISO whiteness of not less than 95% and a fluorescence intensity of 7-15% measured by a method specified in JIS P-8148 using a xenon flash lamp as a light source. In the ink jet recording paper, preferably, the base paper is made using calcium carbonate as a filler and the ash content of the base paper is adjusted to 5-20% by a specific treatment, and a specific fluorescent brightening agent and a specific cationic polymer fixing agent are contained at a specific mixing ratio.</p> |
申请公布号 |
EP1086825(A1) |
申请公布日期 |
2001.03.28 |
申请号 |
EP19990913633 |
申请日期 |
1999.04.12 |
申请人 |
MITSUBISHI PAPER MILLS, LTD. |
发明人 |
HIBINO, YOSHIHIKO;IDEI, KOJI |
分类号 |
B41M5/00;B41M5/50;B41M5/52;D21H19/10;D21H21/30;(IPC1-7):B41M5/00 |
主分类号 |
B41M5/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|