发明公开
EP1639189A1 PROCESS FOR RECOVERING A DRY CLEANING SOLVENT FROM A MIXTURE BY MODIFYING THE MIXTURE
审中-公开
用于恢复性清洗活动的解决方案由其改性的混合物的方式
- 专利标题： PROCESS FOR RECOVERING A DRY CLEANING SOLVENT FROM A MIXTURE BY MODIFYING THE MIXTURE
- 专利标题（中）： 用于恢复性清洗活动的解决方案由其改性的混合物的方式
-
申请号： EP04756211.1申请日： 2004-06-28
-
公开(公告)号： EP1639189A1公开(公告)日： 2006-03-29
- 发明人: ARREDONDO, Victor , SIVIK, Mark, Robert , GARDNER, Robb, Richard , DUPONT, Jeffrey, Scott , HAUGHT, John, Christian , RADOMYSELSKI, Arseni, Valerevich , HOPKINS, Jeffrey, Jon , SCHEPER, William, Michael
- 申请人： THE PROCTER & GAMBLE COMPANY
- 申请人地址： One Procter & Gamble Plaza Cincinnati, Ohio 45202 US
- 专利权人： THE PROCTER & GAMBLE COMPANY
- 当前专利权人： THE PROCTER & GAMBLE COMPANY
- 当前专利权人地址： One Procter & Gamble Plaza Cincinnati, Ohio 45202 US
- 代理机构： Mather, Peter Geoffrey
- 优先权： US483290P 20030627; US547126P 20040224
- 国际公布： WO2005003441 20050113
- 主分类号： D06L1/10
- IPC分类号： D06L1/10
摘要：
A method of recover dry cleaning solvents from a mixture containing a used dry cleaning solvent and contaminants, such as laundry soils, fabric treating agents. Specifically, purification agents are added to the mixture to effect a change in the mixture such that the contaminants become less soluble in the mixture and can be easily separated from the dry cleaning solvents.
信息查询
