发明名称 |
Process for preparing cellulose ethers |
摘要 |
Non-gelling cellulose ethers are purified by mixing same with a dialdehyde under acidic conditions and under high agitation, forming a slurry of the treated cellulose ether, rapidly transferring the slurry to a filter and then dewatering said slurry.
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申请公布号 |
US4537958(A) |
申请公布日期 |
1985.08.27 |
申请号 |
US19840626513 |
申请日期 |
1984.06.29 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
STRANGE, CARL P.;MARTIN, JR., HAROLD B.;TSANG, ALBERT C. |
分类号 |
C08B11/02;C08B11/20;C08B15/10;(IPC1-7):C08B11/20;C08B11/22 |
主分类号 |
C08B11/02 |
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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