发明名称 |
IMPROVED PROCESS FOR THE MANUFACTURE OF PAPER AND BOARD |
摘要 |
<p>The present invent ion provides a process for the manufacture of paper or board in which the anionic charge at the fibre surface is artificially increased by adding a substantive water soluble anionic compound, providing more sites and enhancing the adsorption of cationic papermaking additives. The preferred anionic compound is a phenolic polymer.</p> |
申请公布号 |
WO2007096242(A1) |
申请公布日期 |
2007.08.30 |
申请号 |
WO2007EP51015 |
申请日期 |
2007.02.02 |
申请人 |
CLARIANT INTERNATIONAL LTD;COWMAN, JOHN STUART |
发明人 |
COWMAN, JOHN STUART |
分类号 |
D21H23/10;D21H17/48;D21H21/10;D21H21/16;D21H21/28;D21H21/30 |
主分类号 |
D21H23/10 |
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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