| 发明名称 |
METHOD OF DEINKING PRINTED WASTE CELLULOSIC STOCK |
| 摘要 |
<p>of the Invention Printed waste cellulosic stock can be efficiently deinked by pulping the stock in the presence of based on the weight of the stock from 0.5% to 2% by weight of an alkali metal hydroxide and from 0.3% to 0.7% by weight of certain anionic surfactants.</p> |
| 申请公布号 |
CA1074967(A) |
申请公布日期 |
1980.04.08 |
| 申请号 |
CA19760249101 |
申请日期 |
1976.03.29 |
| 申请人 |
BASF WYANDOTTE CORPORATION |
发明人 |
PARKER, EDWARD T.;INKS, CLYDE G. |
| 分类号 |
D21C5/02;(IPC1-7):21C9/10 |
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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