JP2008530314A5 - - Google Patents
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- Publication number
- JP2008530314A5 JP2008530314A5 JP2007555395A JP2007555395A JP2008530314A5 JP 2008530314 A5 JP2008530314 A5 JP 2008530314A5 JP 2007555395 A JP2007555395 A JP 2007555395A JP 2007555395 A JP2007555395 A JP 2007555395A JP 2008530314 A5 JP2008530314 A5 JP 2008530314A5
- Authority
- JP
- Japan
- Prior art keywords
- dispersion
- fluoropolymer
- fluorosurfactant
- aqueous
- content
- 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.)
- Withdrawn
Links
- 239000006185 dispersion Substances 0.000 claims description 36
- 229920002313 fluoropolymer Polymers 0.000 claims description 27
- 239000004811 fluoropolymer Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 18
- 239000003957 anion exchange resin Substances 0.000 claims description 10
- 239000002736 nonionic surfactant Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 6
- 239000012736 aqueous medium Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 claims description 2
- 238000006731 degradation reaction Methods 0.000 claims description 2
- 150000004679 hydroxides Chemical class 0.000 claims description 2
- 239000003456 ion exchange resin Substances 0.000 claims description 2
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 2
- 230000000379 polymerizing effect Effects 0.000 claims description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65160405P | 2005-02-10 | 2005-02-10 | |
| PCT/US2006/006984 WO2006086795A1 (en) | 2005-02-10 | 2006-02-10 | Process for producing low fluorosurfactant-containing aqueous fluoropolymer dispersions with controlled ph |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008530314A JP2008530314A (ja) | 2008-08-07 |
| JP2008530314A5 true JP2008530314A5 (enExample) | 2009-04-02 |
Family
ID=36569962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007555395A Withdrawn JP2008530314A (ja) | 2005-02-10 | 2006-02-10 | 制御されたｐＨを有する、低フッ素系界面活性剤含有フルオロポリマー水性分散液を生成する方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20060178472A1 (enExample) |
| EP (1) | EP1846462A1 (enExample) |
| JP (1) | JP2008530314A (enExample) |
| CN (1) | CN101163724A (enExample) |
| WO (1) | WO2006086795A1 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2093239B1 (en) | 2006-11-24 | 2012-02-08 | Asahi Glass Company, Limited | Process for producing aqueous fluorinated polymer dispersion having reduced content of fluorinated emulsifier |
| WO2008132959A1 (ja) * | 2007-04-13 | 2008-11-06 | Asahi Glass Company, Limited | 含フッ素カルボン酸化合物を用いた含フッ素ポリマーの製造方法 |
| US20100036053A1 (en) * | 2008-08-08 | 2010-02-11 | E.I. Du Pont De Nemours And Company | Aqueous Polymerization Process for the Manufacture of Fluoropolymer Comprising Repeating Units Arising from a Perfluoromonomer and a Monomer Having a Functional Group and a Polymerizable Carbon-Carbon Double Bond |
| US8058375B2 (en) * | 2008-12-23 | 2011-11-15 | E I. Du Pont De Nemours And Company | Use of ethylene-tetrafluoroethylene carboxylic acids and salts as surfactants for aqueous emulsion polymerization of fluorinated monomer |
| US8329813B2 (en) * | 2009-05-08 | 2012-12-11 | E I Du Pont De Nemours And Company | Thermal reduction of fluoroether carboxylic acids or salts from fluoropolymer dispersions |
| JP4858628B2 (ja) * | 2010-05-25 | 2012-01-18 | ユニマテック株式会社 | 含フッ素ポリマー水性分散液 |
| EP3539995B1 (en) * | 2010-11-09 | 2020-12-30 | The Chemours Company FC, LLC | Fluoropolymer disperson obtained with an aqueous polymerisation of fluoromonomer using hydrocarbon surfactant |
| WO2012133655A1 (ja) * | 2011-03-31 | 2012-10-04 | ダイキン工業株式会社 | フルオロポリマー水性分散液 |
| JP2016023269A (ja) * | 2014-07-23 | 2016-02-08 | 旭硝子株式会社 | 含フッ素樹脂水性分散液の製造方法 |
| CN117986414A (zh) * | 2017-08-10 | 2024-05-07 | 大金工业株式会社 | 精制聚四氟乙烯水性分散液的制造方法、改性聚四氟乙烯粉末的制造方法、聚四氟乙烯成型体的制造方法以及组合物 |
| CN110997735B (zh) | 2017-08-10 | 2024-03-01 | 大金工业株式会社 | 精制聚四氟乙烯水性分散液的制造方法、改性聚四氟乙烯粉末的制造方法、聚四氟乙烯成型体的制造方法以及组合物 |
| CN115536770A (zh) * | 2022-06-11 | 2022-12-30 | 泰兴梅兰新材料有限公司 | 一种用于聚四氟乙烯分散聚合的预微乳液制备方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2559752A (en) * | 1951-03-06 | 1951-07-10 | Du Pont | Aqueous colloidal dispersions of polymers |
| US3037953A (en) * | 1961-04-26 | 1962-06-05 | Du Pont | Concentration of aqueous colloidal dispersions of polytetrafluoroethylene |
| 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 |
| 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 |
| 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 |
| US6720360B1 (en) * | 2000-02-01 | 2004-04-13 | 3M Innovative Properties Company | Ultra-clean fluoropolymers |
| 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 |
| 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 |
| ATE529451T1 (de) * | 2003-11-17 | 2011-11-15 | 3M Innovative Properties Co | Wässrige ptfe-dispersionen mit einem niedrigen gehalt an fluorierten emulgatoren |
| US7659329B2 (en) * | 2004-12-22 | 2010-02-09 | E. I. Du Pont De Nemours And Company | Removing fluorosurfactant from aqueous fluoropolymer dispersions using monodisperse ion exchange resin |
| 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 |
-
2006
- 2006-02-09 US US11/351,126 patent/US20060178472A1/en not_active Abandoned
- 2006-02-10 JP JP2007555395A patent/JP2008530314A/ja not_active Withdrawn
- 2006-02-10 CN CNA2006800112481A patent/CN101163724A/zh active Pending
- 2006-02-10 EP EP06736326A patent/EP1846462A1/en not_active Withdrawn
- 2006-02-10 WO PCT/US2006/006984 patent/WO2006086795A1/en not_active Ceased
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