| 发明名称 |
PROCESS FOR PRODUCTION OF PAPER OR BOARD |
| 摘要 |
The invention relates to a process for production of paper or board comprising providing a stock comprising cellulose fibers, adding a mixture comprising microfibrillated cellulose and a strength additive to the stock, adding a microparticle to the stock after the addition of said mixture, dewatering the stock on a wire to form a web, and drying the web. |
| 申请公布号 |
US2016032530(A1) |
申请公布日期 |
2016.02.04 |
| 申请号 |
US201414774906 |
申请日期 |
2014.03.07 |
| 申请人 |
KEMIRA OYJ |
发明人 |
VIRTANEN Mikko |
| 分类号 |
D21H17/28;D21H17/68;D21H17/37 |
主分类号 |
D21H17/28 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A process for the production of paper or board comprising the steps of:
a) providing a stock comprising cellulose fibers, b) adding a mixture comprising microfibrillated cellulose (MFC) and a strength additive to the stock, c) adding a microparticle to the stock after the addition of said mixture in step b), d) dewatering the stock on a wire to form a web, and e) drying the web. |
| 地址 |
Helsinki FI |
