| 发明名称 |
MODIFIED STARCH COMPOSITION FOR REMOVING PARTICLES FROM AQUEOUS DISPERSIONS |
| 摘要 |
Modified starches prepared by cooking an amphoteric or cationic starch and an anionic, amphoteric, or cationic polyacrylamide have utility as a retention aid in the manufacture of paper. |
| 申请公布号 |
WO9923156(A1) |
申请公布日期 |
1999.05.14 |
| 申请号 |
WO1998US22489 |
申请日期 |
1998.10.23 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
MOFFETT, ROBERT, HARVEY |
| 分类号 |
C08B31/00;C08L3/08;D21H17/29;D21H17/37;D21H17/42;D21H17/66;D21H21/10 |
主分类号 |
C08B31/00 |
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代理人 |
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