| 发明名称 |
VERFAHREN ZUR DRUCKFARBENENTFERNUNG |
| 摘要 |
<p>In a deinking process at least comprising the step of stripping ink from wastepaper as the starting material and the step of removing the stripped ink from a flotation system, the contact angle of the aqueous solution portion of a slurry containing the stripped ink with the interfaces of ink particles in the flotation step is controlled to be at least 70°.</p> |
| 申请公布号 |
DE69725568(D1) |
申请公布日期 |
2003.11.20 |
| 申请号 |
DE1997625568 |
申请日期 |
1997.05.27 |
| 申请人 |
KAO CORP., TOKIO/TOKYO |
发明人 |
IRINATSU, YUICHI;MIYAUCHI, YOSHITAKA;TAKAHASHI, HIROMICHI |
| 分类号 |
D21C5/02;(IPC1-7):D21C5/02 |
主分类号 |
D21C5/02 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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