| 发明名称 |
PAPER-MAKING AID COMPOSITION AND PROCESS FOR INCREASING ASH RETENTION OF FINISHED PAPER |
| 摘要 |
A paper-making aid composition comprising dialdehyde-modified polyacrylamide-type strengthening agent, polyacrylamide-type strengthening agent and water and having a pH value of 6 or more is provided. A method of paper-making by using the paper-making aid composition is also provided. |
| 申请公布号 |
EP3044366(A1) |
申请公布日期 |
2016.07.20 |
| 申请号 |
EP20140843685 |
申请日期 |
2014.09.12 |
| 申请人 |
ECOLAB USA INC. |
发明人 |
ZHU, BO;XU, NA;ZHANG, MENG;ZHAO, YULIN |
| 分类号 |
D21H21/18 |
主分类号 |
D21H21/18 |
| 代理机构 |
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代理人 |
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