| 发明名称 |
Sorbitan ester purification process |
| 摘要 |
Polyol impurities in a sorbitan ester mixture is removed by treating a polyol-containing sorbitan ester dissolved in a solution containing a hydrocarbon and a polar organic solvent with an aqueous metal halide salt solution.
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| 申请公布号 |
US5306831(A) |
申请公布日期 |
1994.04.26 |
| 申请号 |
US19920961241 |
申请日期 |
1992.10.15 |
| 申请人 |
SHELL OIL COMPANY |
发明人 |
BESHOURI, SHARON M.;ADAMSKI, ROBERT P. |
| 分类号 |
B01F17/00;(IPC1-7):C07D307/20 |
主分类号 |
B01F17/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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