发明授权
US08058375B2 Use of ethylene-tetrafluoroethylene carboxylic acids and salts as surfactants for aqueous emulsion polymerization of fluorinated monomer
失效
使用乙烯 - 四氟乙烯羧酸和盐作为表面活性剂用于氟化单体的水性乳液聚合
- 专利标题: Use of ethylene-tetrafluoroethylene carboxylic acids and salts as surfactants for aqueous emulsion polymerization of fluorinated monomer
- 专利标题(中): 使用乙烯 - 四氟乙烯羧酸和盐作为表面活性剂用于氟化单体的水性乳液聚合
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申请号: US12582938申请日: 2009-10-21
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公开(公告)号: US08058375B2公开(公告)日: 2011-11-15
- 发明人: Weiming Qiu
- 申请人: Weiming Qiu
- 申请人地址: US DE Wilmington
- 专利权人: E I. du Pont de Nemours and Company
- 当前专利权人: E I. du Pont de Nemours and Company
- 当前专利权人地址: US DE Wilmington
- 主分类号: C08K5/101
- IPC分类号: C08K5/101 ; C08F14/18 ; C08F14/26 ; C08F214/18 ; C08F214/26
摘要:
Provided are polyfluorinated carboxylic acids and their salts containing an ethylene-tetrafluoroethylene moiety. The polyfluorinated carboxylic acids and salts are useful as surfactants in polymerization processes.
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