发明名称 |
PROCESS FOR THE PRODUCTION OF PAPER AND BOARD |
摘要 |
The present invention relates to a process for the production of paper and board which comprises: (a) introducing one or more fillers,one or more anionic polysaccharides and one or more cationic agents into a mixing zone to form a filler composition; (b) introducing by means of a pump the filler composition into an aqueous suspension comprising cellulosic fibres; and (c) dewatering the obtained suspension. The present invention also relates to a process for the production of a filler composition which comprises: (a) introducing one or more fillers,one or more anionic polysaccharides and one or more cationic agents into a mixing zone to form a filler composition; (b) introducing by means of a pump the filler composition into a storage tank. |
申请公布号 |
WO2012168204(A1) |
申请公布日期 |
2012.12.13 |
申请号 |
WO2012EP60541 |
申请日期 |
2012.06.05 |
申请人 |
AKZO NOBEL CHEMICALS INTERNATIONAL B.V.;SIMONSON, PATRIK |
发明人 |
SIMONSON, PATRIK |
分类号 |
D21H17/25;D21H17/28;D21H17/37;D21H17/44;D21H17/55;D21H17/56;D21H17/66;D21H17/67;D21H17/68;D21H23/04;D21H23/06;D21H23/12 |
主分类号 |
D21H17/25 |
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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