发明名称 |
PREPARATION OF FILLER COMPOSITIONS FOR PAPER |
摘要 |
PREPARATION OF FILLER COMPOSITIONS FOR PAPER A process for forming a preflocculated filler for use in making paper, which process comprises continuously bringing together an aqueous slurry of a paper filler material and a flocculating agent and imparting to the mixture for a period of not more than about 2 minutes and preferably for less than about 30 seconds, a shearing force sufficient to provide a flocculated filler of controlled particle size and most suitable for papermaking. |
申请公布号 |
CA1306084(C) |
申请公布日期 |
1992.08.11 |
申请号 |
CA19880561950 |
申请日期 |
1988.03.21 |
申请人 |
GRAIN PROCESSING CORPORATION |
发明人 |
HARVEY, RICHARD D.;KLEM, ROBERT E. |
分类号 |
C04B14/00 |
主分类号 |
C04B14/00 |
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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