| 发明名称 |
CATIONIC POLYSACCHARIDE, ITS PREPARATION AND USE |
| 摘要 |
The present invention relates to the use of a polysaccharide having a cationic degree of substitution (DS) of more than 0.2 to 1.0 and a molecular weight average over 30 000 000 Dalton as a fixative in making of paper or paperboard, to the process for making paper or paperboard and to paper or paperboard as produced by the process. |
| 申请公布号 |
EP2010573(A1) |
申请公布日期 |
2009.01.07 |
| 申请号 |
EP20070724492 |
申请日期 |
2007.04.24 |
| 申请人 |
CIBA HOLDING INC. |
发明人 |
KARPPI, ASKO;KNUBB, BENGT-ERIK;REINICKE, HOLGER |
| 分类号 |
C08B31/00;C08B31/12;C08B31/18;C08B37/00;D21H17/24;D21H17/28;D21H17/29;D21H17/32;D21H19/54 |
主分类号 |
C08B31/00 |
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