发明授权
- 专利标题： Dry cleaning solvents containing DPTB and other surfactants
- 专利标题（中）： 含DPTB和其他表面活性剂的干洗溶剂
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申请号： US10020681申请日： 2001-12-12
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公开(公告)号： US06673120B2公开(公告)日： 2004-01-06
- 发明人: William A. Hayday
- 申请人： William A. Hayday
- 主分类号： D06L102
- IPC分类号： D06L102
摘要：
A method for dry-cleaning garments which comprises treating the garments with a mixture of dipropylene glycol tertiary-butyl ether (DPTB) and water for a period of time sufficient to effect dry-cleaning, wherein the weight ratio of DPTB to water is at least 9:1.