ZA200410285B - Process for reducing the amount of fluorinated surfactant in aqueous fluropolymer dispersions. - Google Patents

Process for reducing the amount of fluorinated surfactant in aqueous fluropolymer dispersions.

Info

Publication number
ZA200410285B
ZA200410285B ZA200410285A ZA200410285A ZA200410285B ZA 200410285 B ZA200410285 B ZA 200410285B ZA 200410285 A ZA200410285 A ZA 200410285A ZA 200410285 A ZA200410285 A ZA 200410285A ZA 200410285 B ZA200410285 B ZA 200410285B
Authority
ZA
South Africa
Prior art keywords
fluoropolymer dispersion
amount
aqueous
aqueous fluoropolymer
anion exchange
Prior art date
Application number
ZA200410285A
Other languages
English (en)
Inventor
Rebekka Epsch
Gernot Loehr
Klaus Hintzer
Werner Schwertfeger
Original Assignee
3M Innovative Properties Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=29286201&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA200410285(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of ZA200410285B publication Critical patent/ZA200410285B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/16—Purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/20—Concentration
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
ZA200410285A 2002-05-22 2004-12-21 Process for reducing the amount of fluorinated surfactant in aqueous fluropolymer dispersions. ZA200410285B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02100547A EP1364972B1 (en) 2002-05-22 2002-05-22 Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions

Publications (1)

Publication Number Publication Date
ZA200410285B true ZA200410285B (en) 2006-02-22

Family

ID=29286201

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200410285A ZA200410285B (en) 2002-05-22 2004-12-21 Process for reducing the amount of fluorinated surfactant in aqueous fluropolymer dispersions.

Country Status (11)

Country Link
US (2) US6825250B2 (ru)
EP (1) EP1364972B1 (ru)
JP (1) JP4351155B2 (ru)
CN (1) CN1656128A (ru)
AT (1) ATE338073T1 (ru)
AU (1) AU2003234457A1 (ru)
CA (1) CA2484299A1 (ru)
DE (1) DE60214343T2 (ru)
RU (1) RU2319712C2 (ru)
WO (1) WO2003099879A1 (ru)
ZA (1) ZA200410285B (ru)

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US7279522B2 (en) 2001-09-05 2007-10-09 3M Innovative Properties Company Fluoropolymer dispersions containing no or little low molecular weight fluorinated surfactant
JP2006504844A (ja) * 2002-10-31 2006-02-09 スリーエム イノベイティブ プロパティズ カンパニー フッ化オレフィンと炭化水素オレフィンとのコポリマーを製造するための、乳化剤非含有水性乳化重合
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EP1561729A1 (en) * 2004-02-05 2005-08-10 3M Innovative Properties Company Removal of fluorinated surfactants from waste water
DE602004021467D1 (de) * 2004-03-01 2009-07-23 3M Innovative Properties Co Verfahren zum Beschichten eines Gegenstands mit einer fluorhaltigen Kunststoffsdispersion
DE602004016136D1 (de) * 2004-07-05 2008-10-09 3M Innovative Properties Co Grundierung aus PTFE für Metallsubstrate
US20060014887A1 (en) * 2004-07-19 2006-01-19 3M Innovative Properties Company Method of hydrolyzing a dispersion of ionic fluoropolymer
US7304101B2 (en) * 2004-07-19 2007-12-04 3M Innovative Properties Company Method of purifying a dispersion of ionic fluoropolymer
US20070023360A1 (en) 2005-08-01 2007-02-01 Noelke Charles J Removing fluorosurfactant from aqueous fluoropolymer dispersion using sorbent pouches
DE602005011835D1 (de) * 2004-08-11 2009-01-29 Du Pont Entfernung von fluortensid aus einer wässrigen fluorpolymerdispersion unter verwendung von sorptionsmitteltaschen
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US7138551B2 (en) * 2004-11-05 2006-11-21 E. I. Du Pont De Nemours And Company Purification of fluorinated alcohols
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
US20060135681A1 (en) * 2004-12-22 2006-06-22 Cavanaugh Robert J Viscosity control for reduced fluorosurfactant aqueous fluoropolymer dispersions by the addition of cationic surfactant
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
US7666927B2 (en) * 2004-12-22 2010-02-23 E.I. Du Pont De Nemours And Company Removing fluorosurfactant from aqueous fluoropolymer dispersions using anion exchange polymer with functional groups resistant to degradation to trialkylamines
JPWO2006077737A1 (ja) * 2004-12-28 2008-06-19 ダイキン工業株式会社 含フッ素ポリマー水性分散液製造方法
ITMI20042554A1 (it) * 2004-12-30 2005-03-30 Solvay Solexis Spa Procedimento per la preparazione di dispersioni di fluoropolimeri
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US20060183842A1 (en) * 2005-02-10 2006-08-17 Johnson David W Fluoropolymer dispersions with reduced fluorosurfactant content and high shear stability
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
US20060178472A1 (en) * 2005-02-10 2006-08-10 Johnson David W Process for producing low fluorosurfactant-containing aqueous fluoropolymer dispersions with controlled pH
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US20060270780A1 (en) * 2005-05-25 2006-11-30 Ping Xu High purity perfluoroelastomer composites and a processes to produce the same
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US7514484B2 (en) * 2005-06-06 2009-04-07 Asahi Glass Company, Limited Aqueous dispersion of polytetrafluoroethylene and process for its production
GB2427170A (en) * 2005-06-17 2006-12-20 3M Innovative Properties Co Fluoropolymer film having glass microspheres
JP4956925B2 (ja) * 2005-07-13 2012-06-20 旭硝子株式会社 ポリテトラフルオロエチレン水性分散液およびその製造方法
GB0523853D0 (en) 2005-11-24 2006-01-04 3M Innovative Properties Co Fluorinated surfactants for use in making a fluoropolymer
GB0514398D0 (en) 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant
GB0525978D0 (en) * 2005-12-21 2006-02-01 3M Innovative Properties Co Fluorinated Surfactants For Making Fluoropolymers
US20080015304A1 (en) 2006-07-13 2008-01-17 Klaus Hintzer Aqueous emulsion polymerization process for producing fluoropolymers
GB0514387D0 (en) * 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a perfluoropolyether surfactant
US7795332B2 (en) 2005-07-15 2010-09-14 3M Innovative Properties Company Method of removing fluorinated carboxylic acid from aqueous liquid
ITMI20051397A1 (it) 2005-07-21 2007-01-22 Solvay Solexis Spa Polveri fini di fluoropolimeri
WO2007018783A2 (en) * 2005-08-08 2007-02-15 Arkema Inc. Polymerization of fluoropolymers using non-fluorinated surfactants
JP4792873B2 (ja) * 2005-08-19 2011-10-12 旭硝子株式会社 精製ポリテトラフルオロエチレン水性分散液の製造方法
GB2430437A (en) * 2005-09-27 2007-03-28 3M Innovative Properties Co Method of making a fluoropolymer
US7728087B2 (en) 2005-12-23 2010-06-01 3M Innovative Properties Company Fluoropolymer dispersion and method for making the same
EP1808448B1 (en) * 2006-01-13 2009-06-17 Asahi Glass Company, Limited Process for producing elastic fluorocopolymer and crosslinked fluororubber
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US7754287B2 (en) * 2006-05-31 2010-07-13 E. I. Du Pont De Nemours And Company Process for forming filled bearings from fluoropolymer dispersions stabilized with anionic polyelectrolyte dispersing agents
US7666928B2 (en) 2006-05-31 2010-02-23 E.I. Du Pont De Nemours And Company Staged addition of non-fluorinated anionic surfactant to reduced fluorosurfactant fluoropolymer dispersion
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GB0625071D0 (en) * 2006-12-15 2007-01-24 3M Innovative Properties Co Process for removing fluorinated emulsifier from fluoropolmer dispersions using an ion-exchange resin and dispersions obtained therefrom
US20100084343A1 (en) * 2007-02-16 2010-04-08 Mader Brian T System and process for the removal of fluorochemicals from water
US20100072134A1 (en) * 2007-03-06 2010-03-25 Mader Brian T Ultrasonically induced cavitation of fluorochemicals
US20080264864A1 (en) * 2007-04-27 2008-10-30 3M Innovative Properties Company PROCESS FOR REMOVING FLUORINATED EMULSIFIER FROM FLUOROPOLMER DISPERSIONS USING AN ANION-EXCHANGE RESIN AND A pH-DEPENDENT SURFACTANT AND FLUOROPOLYMER DISPERSIONS CONTAINING A pH-DEPENDENT SURFACTANT
JP5338667B2 (ja) 2007-08-07 2013-11-13 ダイキン工業株式会社 低分子量ポリテトラフルオロエチレン水性分散液、低分子量ポリテトラフルオロエチレン粉末及び低分子量ポリテトラフルオロエチレンの製造方法
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
CN104403036B (zh) * 2014-12-22 2017-02-22 上海三爱富新材料股份有限公司 水性含氟聚合物分散乳液及其制备方法
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WO2020218620A1 (ja) * 2019-04-26 2020-10-29 ダイキン工業株式会社 フルオロポリマー水性分散液の製造方法、排水の処理方法、及び、フルオロポリマー水性分散液
EP3990171B1 (en) 2019-06-28 2023-07-26 Katholieke Universiteit Leuven Adsorptive removal of perfluorinated or partially fluorinated surfactants

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Also Published As

Publication number Publication date
JP2006515375A (ja) 2006-05-25
CN1656128A (zh) 2005-08-17
EP1364972A1 (en) 2003-11-26
ATE338073T1 (de) 2006-09-15
RU2004134328A (ru) 2005-07-10
DE60214343D1 (de) 2006-10-12
EP1364972B1 (en) 2006-08-30
RU2319712C2 (ru) 2008-03-20
WO2003099879A1 (en) 2003-12-04
DE60214343T2 (de) 2007-03-29
CA2484299A1 (en) 2003-12-04
JP4351155B2 (ja) 2009-10-28
US6825250B2 (en) 2004-11-30
AU2003234457A1 (en) 2003-12-12
US20030220442A1 (en) 2003-11-27
US20050070633A1 (en) 2005-03-31

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