发明名称 |
METHOD FOR PRODUCING PROPYLENEOXIDE |
摘要 |
<p>A process for producing propylene oxide, which comprises the following steps: oxidation step: a step of obtaining cumene hydroperoxide by oxidizing cumene; epoxidation step: a step of obtaining propylene oxide and cumyl alcohol by reacting cumene hydroperoxide obtained in the oxidation step with propylene; and converting step: a step of converting cumyl alcohol obtained in the epoxidation step into cumene in the presence of a solid catalyst and recycling said cumene to the oxidation step, wherein a concentration of methylbenzyl alcohol in a liquid containing cumene recycled to the oxidation step, is 1% by weight or less.</p> |
申请公布号 |
EP1666474(B1) |
申请公布日期 |
2014.05.14 |
申请号 |
EP20040773362 |
申请日期 |
2004.09.15 |
申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
TSUJI, JUNPEI;ISHINO, MASARU |
分类号 |
C07D301/19;C07D303/04 |
主分类号 |
C07D301/19 |
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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