发明名称 |
PROCESS FOR THE RECOVERY OF SURFACTANTS |
摘要 |
<p>A process for recovering a surfactant from a water/carbon dioxide system containing at least one surfactant by bringing the system into contact with a dehydrating agent to thereby remove the water and recover the surfactant; and a process characterized by circulating a mixed system containing carbon dioxide, a carbon dioxide-compatible surfactant and/ or co-solvent, and a subject of removal in a circulation line provided with a selective -removal device for the subject of removal to remove selectively the subject of removal taken in the surfactant and/or the co-solvent.</p> |
申请公布号 |
WO2004112952(A1) |
申请公布日期 |
2004.12.29 |
申请号 |
WO2004JP08967 |
申请日期 |
2004.06.18 |
申请人 |
DAIKIN INDUSTRIES, LTD.;NAGAI, TAKABUMI;FUJII, KAZUHISA;ASAI, HIDEAKI |
发明人 |
NAGAI, TAKABUMI;FUJII, KAZUHISA;ASAI, HIDEAKI |
分类号 |
B01D11/04;B01D19/00;B01J3/00;B01J15/00;G03F7/30;H01L21/311;(IPC1-7):B01J15/00 |
主分类号 |
B01D11/04 |
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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