发明名称 |
Paper containing preaggregated filler and process for producing the same |
摘要 |
Provide a paper offering good paper strength properties in terms of strength and stiffness, high smoothness and excellent printing quality by adjusting the ash content in paper to a range of 3 to 40 percent by solid weight and allowing the paper to contain a pre-coagulated filler having an average particle size of 10 to 80 mum as measured by the laser diffraction method, wherein such filler is obtained by processing a filler using a composite acrylamide copolymer comprising (A) an anionic polysaccharide and (B) a cationic and/or amphoteric acrylamide copolymer. |
申请公布号 |
AU2007208685(A1) |
申请公布日期 |
2007.08.02 |
申请号 |
AU20070208685 |
申请日期 |
2007.01.26 |
申请人 |
NIPPON PAPER INDUSTRIES CO., LTD.;HARIMA CHEMICALS, INC. |
发明人 |
KATSUMASA ONO;MASAYUKI WATANABE;FUMINARI NONOMURA;TOMOHIRO YOKOHARA;AKINOBU CHATANI;TAKAO SEZAKI;YOSHIHARU KIMURA;HIROSHI KOYAMOTO;KOJI KUTSUWA |
分类号 |
D21H17/67;D21H17/24;D21H17/45;D21H19/10;G03G7/00 |
主分类号 |
D21H17/67 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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