发明名称 |
METHOD OF DELIVERING A PIGMENT DISPERSION AND A RETENTION AID TO A PAPERMAKING PROCESS |
摘要 |
<p>The disclosure is directed toward methods for delivering a pigment dispersion and an inverted retention aid emulsion to a papermaking process. The method comprises injecting the pigment dispersion and the inverted retention aid emulsion into a process line of the papermaking process. The pigment dispersion comprises titanium dioxide, and the retention aid may comprise an anionic flocculant. The process line is located downstream from a screen and upstream from a headbox. The methods may incorporate the use of one or several nozzle devices.</p> |
申请公布号 |
CA2885203(A1) |
申请公布日期 |
2014.05.08 |
申请号 |
CA20132885203 |
申请日期 |
2013.11.02 |
申请人 |
ECOLAB USA INC. |
发明人 |
GRANGER, WILLIAM A.;DENNIS, GEORGE L.;JACOBSON, TOMMY |
分类号 |
D21H21/32;D21H17/63;D21H17/67;D21H21/28;D21H21/30 |
主分类号 |
D21H21/32 |
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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