JP2008525592A5 - - Google Patents
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- Publication number
- JP2008525592A5 JP2008525592A5 JP2007548406A JP2007548406A JP2008525592A5 JP 2008525592 A5 JP2008525592 A5 JP 2008525592A5 JP 2007548406 A JP2007548406 A JP 2007548406A JP 2007548406 A JP2007548406 A JP 2007548406A JP 2008525592 A5 JP2008525592 A5 JP 2008525592A5
- Authority
- JP
- Japan
- Prior art keywords
- fluorosurfactant
- exchange resin
- anion exchange
- content
- dispersion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000006185 dispersion Substances 0.000 claims description 12
- 239000003957 anion exchange resin Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 229920002313 fluoropolymer Polymers 0.000 claims description 7
- 239000004811 fluoropolymer Substances 0.000 claims description 7
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910001447 ferric ion Inorganic materials 0.000 claims description 4
- 239000002738 chelating agent Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000009918 complex formation Effects 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical group OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000012674 dispersion polymerization Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003797 telogen phase Effects 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63829604P | 2004-12-22 | 2004-12-22 | |
| US60/638,296 | 2004-12-22 | ||
| PCT/US2005/046268 WO2006069109A1 (en) | 2004-12-22 | 2005-12-19 | Process for removing fluorosurfactant from aqueous fluoropolymer dispersions and reducing scum formation |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008525592A JP2008525592A (ja) | 2008-07-17 |
| JP2008525592A5 true JP2008525592A5 (https=) | 2009-01-29 |
| JP5017123B2 JP5017123B2 (ja) | 2012-09-05 |
Family
ID=36177889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007548406A Expired - Fee Related JP5017123B2 (ja) | 2004-12-22 | 2005-12-19 | 水性フルオロポリマー分散液からフッ素系界面活性剤を除去し、かつスカムの形成を低減させる方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7619018B2 (https=) |
| EP (1) | EP1828260B1 (https=) |
| JP (1) | JP5017123B2 (https=) |
| CN (1) | CN101087814B (https=) |
| DE (1) | DE602005024300D1 (https=) |
| WO (1) | WO2006069109A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7619018B2 (en) * | 2004-12-22 | 2009-11-17 | E.I. Du Pont De Nemours And Company | Process for removing fluorosurfactant from aqueous fluoropolymer dispersions and reducing scum formation |
| US20060178472A1 (en) * | 2005-02-10 | 2006-08-10 | Johnson David W | Process for producing low fluorosurfactant-containing aqueous fluoropolymer dispersions with controlled pH |
| US7671111B2 (en) * | 2005-02-10 | 2010-03-02 | E.I. Du Pont De Nemours And Company | Monitoring column breakthrough in a process for removing fluorosurfactant from aqueous fluoropolymer dispersions |
| US20070282044A1 (en) * | 2006-05-31 | 2007-12-06 | Robert John Cavanaugh | Concentrated fluoropolymer dispersions stabilized with anionic polyelectrolyte dispersing agents |
| CN101506136B (zh) * | 2006-08-31 | 2013-06-12 | 旭硝子株式会社 | 全氟羧酸盐及其制造方法 |
| JP5223979B2 (ja) | 2011-03-31 | 2013-06-26 | ダイキン工業株式会社 | フルオロポリマー水性分散液 |
| JP6269671B2 (ja) * | 2013-07-18 | 2018-01-31 | 旭硝子株式会社 | 含フッ素重合体水性分散液の製造方法、含フッ素重合体水性分散液および含フッ素重合体 |
| CN104119544B (zh) * | 2014-07-10 | 2016-05-18 | 中昊晨光化工研究院有限公司 | 聚全氟乙丙烯浓缩分散液的制备方法 |
| CN111138570B (zh) * | 2018-11-05 | 2021-10-19 | 中昊晨光化工研究院有限公司 | 一种含氟分散浓缩液浮渣的处理方法 |
| GB2700586A (en) * | 2024-06-20 | 2026-02-25 | Johnson Matthey Plc | A method of recycling a waste ionomer material |
| GB2701070A (en) * | 2024-07-20 | 2026-04-15 | Johnson Matthey Plc | A method of recycling a waste ionomer material |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2559752A (en) * | 1951-03-06 | 1951-07-10 | Du Pont | Aqueous colloidal dispersions of polymers |
| US3488288A (en) * | 1968-03-04 | 1970-01-06 | Peter Strong & Co Inc | Denture cleansers |
| US3882153A (en) * | 1969-09-12 | 1975-05-06 | Kureha Chemical Ind Co Ltd | Method for recovering fluorinated carboxylic acid |
| US3704272A (en) * | 1970-09-15 | 1972-11-28 | Du Pont | Concentration of polytetrafluoroethylene aqueous dispersion |
| DE2903981A1 (de) * | 1979-02-02 | 1980-08-07 | Hoechst Ag | Rueckgewinnung fluorierter emulgatorsaeuren aus basischen anionenaustauschern |
| JPH01153509A (ja) * | 1987-12-11 | 1989-06-15 | Tokai Denka Kogyo Kk | 高純度過酸化水素の製造方法 |
| JP3346090B2 (ja) * | 1995-03-31 | 2002-11-18 | ダイキン工業株式会社 | ポリテトラフルオロエチレン水性分散液組成物及びその用途 |
| US5955556A (en) * | 1995-11-06 | 1999-09-21 | Alliedsignal Inc. | Method of manufacturing fluoropolymers |
| DE19857111A1 (de) * | 1998-12-11 | 2000-06-15 | Dyneon Gmbh | Wäßrige Dispersionen von Fluorpolymeren |
| DE19933696A1 (de) * | 1999-07-17 | 2001-01-18 | Dyneon Gmbh | Verfahren zur Rückgewinnung fluorierter Emulgatoren aus wässrigen Phasen |
| CA2382525A1 (en) * | 2000-06-01 | 2001-12-06 | 3M Innovative Properties Company | High purity fluoropolymers |
| US7168617B2 (en) * | 2000-06-07 | 2007-01-30 | Walker Digital, Llc | Game presentation in a retail establishment |
| US6720437B2 (en) * | 2001-02-07 | 2004-04-13 | E. I. Du Pont De Nemours And Company | Fluorinated carboxylic acid recovery and reuse |
| US20030125421A1 (en) * | 2001-08-03 | 2003-07-03 | Hermann Bladel | Aqueous dispersions of fluoropolymers |
| US7279522B2 (en) * | 2001-09-05 | 2007-10-09 | 3M Innovative Properties Company | Fluoropolymer dispersions containing no or little low molecular weight fluorinated surfactant |
| US6956078B2 (en) | 2002-01-04 | 2005-10-18 | E.I. Du Pont De Nemours And Company | Concentrated fluoropolymer dispersions |
| US6833414B2 (en) | 2002-02-12 | 2004-12-21 | Arkema Inc. | Cross-linkable aqueous fluoropolymer based dispersions containing silanes |
| EP1364972B1 (en) * | 2002-05-22 | 2006-08-30 | 3M Innovative Properties Company | Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions |
| EP1441014A1 (en) | 2003-01-22 | 2004-07-28 | 3M Innovative Properties Company | Aqueous fluoropolymer dispersion comprising a melt processible fluoropolymer and having a reduced amount of fluorinated surfactant |
| DE60301322T2 (de) * | 2003-02-28 | 2006-06-08 | 3M Innovative Properties Co., St. Paul | Fluoropolymerdispersion enthaltend kein oder wenig fluorhaltiges Netzmittel mit niedrigem Molekulargewicht |
| US7619018B2 (en) * | 2004-12-22 | 2009-11-17 | E.I. Du Pont De Nemours And Company | Process for removing fluorosurfactant from aqueous fluoropolymer dispersions and reducing scum formation |
-
2005
- 2005-12-02 US US11/292,455 patent/US7619018B2/en not_active Expired - Fee Related
- 2005-12-19 WO PCT/US2005/046268 patent/WO2006069109A1/en not_active Ceased
- 2005-12-19 JP JP2007548406A patent/JP5017123B2/ja not_active Expired - Fee Related
- 2005-12-19 DE DE602005024300T patent/DE602005024300D1/de not_active Expired - Lifetime
- 2005-12-19 CN CN2005800441817A patent/CN101087814B/zh not_active Expired - Fee Related
- 2005-12-19 EP EP05854908A patent/EP1828260B1/en not_active Expired - Lifetime
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