DE602005024300D1 - Verfahren zur entfernung von fluortensid aus wässrigen fluorpolymerdispersionen und reduzierung der schlammbildung - Google Patents

Verfahren zur entfernung von fluortensid aus wässrigen fluorpolymerdispersionen und reduzierung der schlammbildung

Info

Publication number
DE602005024300D1
DE602005024300D1 DE602005024300T DE602005024300T DE602005024300D1 DE 602005024300 D1 DE602005024300 D1 DE 602005024300D1 DE 602005024300 T DE602005024300 T DE 602005024300T DE 602005024300 T DE602005024300 T DE 602005024300T DE 602005024300 D1 DE602005024300 D1 DE 602005024300D1
Authority
DE
Germany
Prior art keywords
ide
sludge processing
aqueous fluoropolymer
fluoropolymer dispersions
reducing sludge
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.)
Expired - Lifetime
Application number
DE602005024300T
Other languages
German (de)
English (en)
Inventor
David William Johnson
Robert John Cavanaugh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE602005024300D1 publication Critical patent/DE602005024300D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08F14/00—Homopolymers and 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
    • C08F14/18—Monomers containing fluorine
    • 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
    • C08F14/00—Homopolymers and 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
    • C08F14/18—Monomers containing fluorine
    • C08F14/26—Tetrafluoroethene
    • 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
    • C08F214/00—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
    • C08F214/18—Monomers containing fluorine
    • 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
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues

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)
DE602005024300T 2004-12-22 2005-12-19 Verfahren zur entfernung von fluortensid aus wässrigen fluorpolymerdispersionen und reduzierung der schlammbildung Expired - Lifetime DE602005024300D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US63829604P 2004-12-22 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 (1)

Publication Number Publication Date
DE602005024300D1 true DE602005024300D1 (de) 2010-12-02

Family

ID=36177889

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005024300T Expired - Lifetime DE602005024300D1 (de) 2004-12-22 2005-12-19 Verfahren zur entfernung von fluortensid aus wässrigen fluorpolymerdispersionen und reduzierung der schlammbildung

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US20060135680A1 (en) 2006-06-22
CN101087814B (zh) 2010-09-08
JP5017123B2 (ja) 2012-09-05
EP1828260A1 (en) 2007-09-05
EP1828260B1 (en) 2010-10-20
WO2006069109A1 (en) 2006-06-29
US7619018B2 (en) 2009-11-17
CN101087814A (zh) 2007-12-12
JP2008525592A (ja) 2008-07-17

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