- 专利标题： Alcohol Alkoxylate Mixtures as Concentrated Aqueous Defoamers
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申请号： US17607748申请日： 2020-05-01
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公开(公告)号： US20230094741A1公开(公告)日： 2023-03-30
- 发明人: Ollie James , Dustin Landry , Comell Stanciu , Jorge M. Femandez , Alpha Diarra
- 申请人： Sasol Chemicals GmnH
- 申请人地址： DE Hamburg
- 专利权人： Sasol Chemicals GmnH
- 当前专利权人： Sasol Chemicals GmnH
- 当前专利权人地址： DE Hamburg
- 国际申请： PCT/US2020/030938 WO 20200501
- 主分类号： B01D19/04
- IPC分类号： B01D19/04 ; C08G65/26
摘要：
The use of an alcohol alkoxylate or an alcohol alkoxylate mixture as a concentrated defoamer, antifoamer and/or deaerator wherein the alcohol alkoxylate or alcohol alkoxylate mixture comprises at least an alcohol alkoxylate, wherein the alcohol alkoxylate has a molecular structure as shown in [I]: R—O—(CH2(CH3)CHO)m—(CH2CH2O)n—H wherein R is a branched and/or linear alkyl group having from 20 to 50 carbon atoms, m=10-40, and n=0-5.
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