发明授权
- 专利标题： Partially fluorinated alkanols having a tertiary structure
- 专利标题（中）： 具有三级结构的部分氟化链烷醇
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申请号： US788401申请日： 1991-11-06
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公开(公告)号： US5254755A公开(公告)日： 1993-10-19
- 发明人: Chien C. Li , Kane D. Cook , Rajat S. Basu
- 申请人： Chien C. Li , Kane D. Cook , Rajat S. Basu
- 申请人地址： DE
- 专利权人： Allied-Signal Inc.
- 当前专利权人： Allied-Signal Inc.
- 当前专利权人地址： DE
- 主分类号： C07C31/40
- IPC分类号： C07C31/40 ; C07C31/34
摘要：
Novel partially fluorinated alkanes having the Formula: ##STR1## wherein each R is the same or different and is selected from the group consisting of CF.sub.3, CHF.sub.2, CH.sub.2 F, and CH.sub.3 CF.sub.2, and R' is an alkyl or fluoroalkyl group having 1 to 6 carbon atoms have utility as solvents in a variety of industrial cleaning applications including cold cleaning, dry cleaning, and defluxing of printed circuit boards.
公开/授权文献
- US5857314A Mower with an improved set-down member 公开/授权日：1999-01-12
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