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 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|