| 发明名称 |
METHOD FOR PURIFYING PROPYLENE OXIDE |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for purifying propylene oxide, which is a method for efficiently removing impurities existing in a solution containing propylene oxide to be purified and is characterized in that especially oxygen-containing impurities can be extremely efficiently removed. SOLUTION: This method for purifying propylene oxide comprises distilling propylene oxide in the presence of a <=5C hydrocarbon.
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| 申请公布号 |
JP2001302649(A) |
申请公布日期 |
2001.10.31 |
| 申请号 |
JP20000130342 |
申请日期 |
2000.04.28 |
| 申请人 |
SUMITOMO CHEM CO LTD |
发明人 |
OKU NORIAKI;ISHINO MASARU |
| 分类号 |
C07D301/32;C07D303/04;(IPC1-7):C07D301/32 |
主分类号 |
C07D301/32 |
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