发明名称 |
Separation of glycol dialkyl ethers from monoalkyl ether |
摘要 |
A procedure is provided for the separation of close boiling impurities from products which have slightly higher polarity than the impurities, for example, separation of di-propylene glycol di-tert-butyl ether (DE) from di-propylene glycol mono-tert-butyl ether (DPTB) by distillation, water or steam being used as stripping component with heat provided by a reboiler. |
申请公布号 |
AU6823801(A) |
申请公布日期 |
2002.02.05 |
申请号 |
AU20010068238 |
申请日期 |
2001.06.07 |
申请人 |
ARCO CHEMICAL TECHNOLOGY, L.P. |
发明人 |
VIJAI P. GUPTA |
分类号 |
B01D3/14;B01D3/38;C07C41/42 |
主分类号 |
B01D3/14 |
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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