发明名称 |
Recovery of 3,4-epoxy-1-butene by extractive distillation |
摘要 |
Disclosed is a process for the recovery and purification of 3,4-epoxy-1-butene (epoxybutene) from mixtures comprising epoxybutene and aliphatic and aromatic hydrocarbons containing five to seven carbon atoms having boiling points between about 20° C. and 115° C. by means of extractive distillation of the epoxybutene using certain extractive distillation solvents.
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申请公布号 |
US6582565(B1) |
申请公布日期 |
2003.06.24 |
申请号 |
US20020052043 |
申请日期 |
2002.01.17 |
申请人 |
EASTMAN CHEMICAL COMPANY |
发明人 |
BARNICKI SCOTT DONALD;KLINE ROBERT STERLING |
分类号 |
B01D3/40;C07D301/32;(IPC1-7):B01D3/40 |
主分类号 |
B01D3/40 |
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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