发明名称 Preflocculated filler compositions for use in the manufacture of paper
摘要 A preflocculated filler composition for use in paper comprising a pigment, a starch phosphate and an organic polymeric retention aid such as a polyacrylamide, the combined weight of starch phosphate and organic polymeric retention aid on a solids basis being from 0.1 to 20 percent of the weight of the pigment.
申请公布号 US4174998(A) 申请公布日期 1979.11.20
申请号 US19770768779 申请日期 1977.02.15
申请人 ASSOCIATED PORTLAND CEMENT MANUF LTD THE 发明人 SHIEL, LESLIE E
分类号 D21H17/00;D21H17/69;(IPC1-7):D21D3/00 主分类号 D21H17/00
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