| 发明名称 |
FORFARANDE FOR BLEKNING AV CELLULOSAFIBRER MED OZON |
| 摘要 |
In bleaching wood pulp with ozone a small amount of alcohol enhances the bleaching. The effect appears to be most pronounced with aliphatic alcohols having the hydroxyl group on an end carbon. The concentration of alcohol is in the range of 0.0000001 to 0.03 moles per liter of the liquid phase. |
| 申请公布号 |
SE442027(B) |
申请公布日期 |
1985.11.25 |
| 申请号 |
SE19800000249 |
申请日期 |
1980.01.11 |
| 申请人 |
WEYERHAEUSER COMPANY |
发明人 |
M D * MEREDITH;M K * GUPTA |
| 分类号 |
D21C9/153;D21C9/10;(IPC1-7):D21C9/153 |
主分类号 |
D21C9/153 |
| 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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