发明名称 |
A METHOD OF IMPROVING DEWATERING EFFICIENCY, INCREASING SHEET WET WEB STRENGTH, INCREASING SHEET WET STREGNTH AND ENHANCING FILLER RETENTION IN PAPERMAKING |
摘要 |
The invention provides a method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in a papermaking process The method improves the efficiency of drainage aids or wet web strength aids or wet strength aid by coating at least some of the filler particles with a material that prevents the filler materials form adhering to a those additives. The drainage additive or wet web strength additive or wet strength aid holds the cellulose fibers together tightly and is not wasted on the filler particles. |
申请公布号 |
WO2014204702(A1) |
申请公布日期 |
2014.12.24 |
申请号 |
WO2014US41573 |
申请日期 |
2014.06.09 |
申请人 |
NALCO COMPANY |
发明人 |
ZHAO, YULIN;LI, JUN;RAO, QING LONG;CHENG, WEIGUO |
分类号 |
D21H21/10 |
主分类号 |
D21H21/10 |
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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