| 发明名称 |
VERFAHREN ZUM DE-INKEN VON ALTPAPIER |
| 摘要 |
<p>A process for deinking wastepaper with an aqueous system, which comprises: (a) contacting wastepaper with an aqueous system which contains an agent selected from the group consisting of: (i) a mixture of one or more quaternary ammonium salts and one or more smectite-type clays; and (ii) one or more organically modified smectite-type clays; and (b) recovering deinked paper pulp from the aqueous system. c</p> |
| 申请公布号 |
ATA94292(A) |
申请公布日期 |
1996.04.15 |
| 申请号 |
AT19920000942 |
申请日期 |
1992.05.08 |
| 申请人 |
RHEOX INTERNATIONAL, INC. |
发明人 |
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| 分类号 |
C01B39/44;D21C5/02;(IPC1-7):D21C5/02 |
主分类号 |
C01B39/44 |
| 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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