发明名称 |
Process for the production of paper |
摘要 |
The present invention relates to a drainage and retention aid composition which comprises: (d) a first anionic component which is a water-soluble anionic organic polymer; (e) a second anionic component which is a water-dispersible or branched anionic organic polymer; and (f) a third anionic component which is an anionic siliceous material; wherein the first, second and third anionic components are present in a dry matter content of from 0.01 to 50% by weight. |
申请公布号 |
US8613832(B2) |
申请公布日期 |
2013.12.24 |
申请号 |
US201213397293 |
申请日期 |
2012.02.15 |
申请人 |
NYANDER JOHAN;SOLHAGE FREDRIK;AKZO NOBEL N.V. |
发明人 |
NYANDER JOHAN;SOLHAGE FREDRIK |
分类号 |
D21H17/43;D21H17/45;D21H17/68;D21H21/10 |
主分类号 |
D21H17/43 |
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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