发明授权
US07790041B2 Removing fluorosurfactant from aqueous fluoropolymer dispersions
失效
从含氟聚合物水分散体中除去含氟表面活性剂
- 专利标题: Removing fluorosurfactant from aqueous fluoropolymer dispersions
- 专利标题(中): 从含氟聚合物水分散体中除去含氟表面活性剂
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申请号: US11194257申请日: 2005-08-01
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公开(公告)号: US07790041B2公开(公告)日: 2010-09-07
- 发明人: Charles Joseph Noelke , Clay Woodward Jones , Michael Gene McClusky , David William Johnson
- 申请人: Charles Joseph Noelke , Clay Woodward Jones , Michael Gene McClusky , David William Johnson
- 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: B01D15/04
- IPC分类号: B01D15/04
摘要:
A process for reducing the fluorosurfactant content of an aqueous fluoropolymer dispersion by filling a shipping container with fluoropolymer dispersion and contacting the dispersion with a fluorosurfactant sorbent in the shipping container.
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