| 发明名称 |
Method for preparing alkali carboxymethyl cellulose |
| 摘要 |
<p>The invention is related to a method for preparing carboxymethyl cellulose (CMC), comprising steps where the cellulose is ground, moistened with a reaction medium, mercerized with an aqueous solution of NaOH, treated with monochloroacetic acid, and optionally neutralized with acid, whereby a mixture of ethanol and isopropanol (EtOH/IPA) is used. <IMAGE></p> |
| 申请公布号 |
EP0879827(A2) |
申请公布日期 |
1998.11.25 |
| 申请号 |
EP19980660049 |
申请日期 |
1998.05.22 |
| 申请人 |
METSA SPECIALTY CHEMICALS OY |
发明人 |
MANSIKKAMAEKI, PAAVO;RUPPERT, OLIVER |
| 分类号 |
C08B11/12;(IPC1-7):C08B11/12 |
主分类号 |
C08B11/12 |
| 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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