| 发明名称 |
Process for preparing hydroxyalkylcellulose ethers |
| 摘要 |
Alkylene oxide is added as a vapor in preparing C2 or higher hydroxyalkylcellulose ethers and hydroxyalkylalkylcellulose ethers by continuously adding the reagents to alkali cellulose at elevated temperatures.
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| 申请公布号 |
US4661589(A) |
申请公布日期 |
1987.04.28 |
| 申请号 |
US19850751338 |
申请日期 |
1985.07.02 |
| 申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
ADAMS, GLEN L.;MESSELT, CHRISTOPHER D. |
| 分类号 |
C08B11/08;C08B11/193;(IPC1-7):C08B11/08 |
主分类号 |
C08B11/08 |
| 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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