| 发明名称 |
Process of surface treatment for faces that become contaminated in a paper or board machine |
| 摘要 |
The invention concerns a process for treatment of faces that contain chromium or aluminum in a paper/board machine or in a finishing machine. A fluorine compound of low surface energy is applied onto the face, which compound is made to adhere to the chromium or aluminum atoms in the face.
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| 申请公布号 |
US6423185(B1) |
申请公布日期 |
2002.07.23 |
| 申请号 |
US20000623692 |
申请日期 |
2000.11.24 |
| 申请人 |
METSO PAPER, INC. |
发明人 |
MAENTYLAE TAPIO;LEHTONEN PENTTI;SORSA PETRI |
| 分类号 |
C09K3/00;C23C22/34;C23F15/00;D21F3/00;D21F3/08;D21F5/02;D21G1/02;D21H19/02;(IPC1-7):D21F7/00;C23C22/02 |
主分类号 |
C09K3/00 |
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