JP6402095B2 - 変色を低減させるための溶融押出し成形および酸素源への曝露を利用するフッ素化ポリマー樹脂処理 - Google Patents

変色を低減させるための溶融押出し成形および酸素源への曝露を利用するフッ素化ポリマー樹脂処理 Download PDF

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JP6402095B2
JP6402095B2 JP2015511545A JP2015511545A JP6402095B2 JP 6402095 B2 JP6402095 B2 JP 6402095B2 JP 2015511545 A JP2015511545 A JP 2015511545A JP 2015511545 A JP2015511545 A JP 2015511545A JP 6402095 B2 JP6402095 B2 JP 6402095B2
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fluorinated polymer
polymer resin
hydrocarbon
melt
surfactant
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JP2015516026A5 (enExample
JP2015516026A (ja
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ダグラス ブラザーズ ポール
ダグラス ブラザーズ ポール
アレン チャップマン グレゴリー
アレン チャップマン グレゴリー
ヴィシュヌ ガンガル スバシュ
ヴィシュヌ ガンガル スバシュ
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ザ ケマーズ カンパニー エフシー リミテッド ライアビリティ カンパニー
ザ ケマーズ カンパニー エフシー リミテッド ライアビリティ カンパニー
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/06Oxidation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/76Venting, drying means; Degassing means
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F14/00Homopolymers 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
    • C08F14/18Monomers containing fluorine
    • C08F14/26Tetrafluoroethene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F214/00Copolymers 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
    • C08F214/18Monomers containing fluorine
    • C08F214/26Tetrafluoroethene
    • C08F214/262Tetrafluoroethene with fluorinated vinyl ethers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00Post-polymerisation treatments
    • C08F6/006Removal of residual monomers by chemical reaction, e.g. scavenging
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00Post-polymerisation treatments
    • C08F6/14Treatment of polymer emulsions
    • C08F6/22Coagulation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00Post-polymerisation treatments
    • C08F6/26Treatment of polymers prepared in bulk also solid polymers or polymer melts
    • C08F6/28Purification
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07Flat, e.g. panels
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/285Feeding the extrusion material to the extruder
    • B29C48/295Feeding the extrusion material to the extruder in gaseous form
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/465Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers
    • B29C48/467Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers using single rollers, e.g. provided with protrusions, closely surrounded by a housing with movement of the material in the axial direction
    • B29C48/468Cavity transfer mixing devices, i.e. a roller and surrounding barrel both provided with cavities; Barrels and rollers therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/57Screws provided with kneading disc-like elements, e.g. with oval-shaped elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/625Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/67Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2800/00Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/20Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2810/00Chemical modification of a polymer
    • C08F2810/10Chemical modification of a polymer including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
JP2015511545A 2012-05-09 2013-05-03 変色を低減させるための溶融押出し成形および酸素源への曝露を利用するフッ素化ポリマー樹脂処理 Active JP6402095B2 (ja)

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Application Number Priority Date Filing Date Title
US201261644675P 2012-05-09 2012-05-09
US61/644,675 2012-05-09
PCT/US2013/039374 WO2013169575A1 (en) 2012-05-09 2013-05-03 Fluoropolymer resin treatment employing melt extrusion and exposure to oxygen source to reduce discoloration

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JP2015516026A JP2015516026A (ja) 2015-06-04
JP2015516026A5 JP2015516026A5 (enExample) 2016-06-23
JP6402095B2 true JP6402095B2 (ja) 2018-10-10

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US (1) US9175110B2 (enExample)
EP (1) EP2847240B1 (enExample)
JP (1) JP6402095B2 (enExample)
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WO (1) WO2013169575A1 (enExample)

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Publication number Priority date Publication date Assignee Title
JP7277799B2 (ja) * 2018-10-03 2023-05-19 ダイキン工業株式会社 ポリテトラフルオロエチレンの製造方法
CN118146601A (zh) * 2019-07-23 2024-06-07 大金工业株式会社 含氟聚合物的制造方法、聚四氟乙烯组合物和聚四氟乙烯粉末
KR20220065003A (ko) * 2019-09-17 2022-05-19 구자라트 플루오로케미칼스 리미티드 저분자량 폴리테트라플루오로에틸렌 미세분말 및 그것의 제조 방법

Family Cites Families (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784170A (en) 1953-04-23 1957-03-05 Union Carbide & Carbon Corp Heat-stabilized polychlorotrifluoro-ethylene utilizing metal nitrites
FR1140964A (fr) 1956-01-04 1957-08-22 Pechiney Perfectionnement aux polymères d'oléfines fluorées et chlorofluorées
FR1143777A (fr) 1956-02-22 1957-10-04 Electro Chimie Soc D Procédé d'amélioration des polymères fluorés
NL121076C (enExample) 1959-05-05
US3282875A (en) 1964-07-22 1966-11-01 Du Pont Fluorocarbon vinyl ether polymers
US3391099A (en) 1966-04-25 1968-07-02 Du Pont Polymerization process
JPS4538906B1 (enExample) 1967-12-27 1970-12-08 Daikin Ind Ltd
FR1600355A (enExample) 1968-01-18 1970-07-20
FR2042250A5 (enExample) 1969-04-01 1971-02-05 Du Pont
US3700627A (en) 1970-05-25 1972-10-24 Pennwalt Corp Decolorized polytetrafluoroethylene
US4036802A (en) 1975-09-24 1977-07-19 E. I. Du Pont De Nemours And Company Tetrafluoroethylene copolymer fine powder resin
US4342675A (en) * 1978-06-16 1982-08-03 E. I. Du Pont De Nemours And Company Process for preparing aqueous dispersion of polytetrafluoroethylene
US4358545A (en) 1980-06-11 1982-11-09 The Dow Chemical Company Sulfonic acid electrolytic cell having flourinated polymer membrane with hydration product less than 22,000
US4552631A (en) 1983-03-10 1985-11-12 E. I. Du Pont De Nemours And Company Reinforced membrane, electrochemical cell and electrolysis process
US4626587A (en) 1984-01-16 1986-12-02 E. I. Du Pont De Nemours And Company Extrusion finishing of perfluorinated copolymers
US4743658A (en) 1985-10-21 1988-05-10 E. I. Du Pont De Nemours And Company Stable tetrafluoroethylene copolymers
US4675380A (en) 1985-10-25 1987-06-23 E. I. Du Pont De Nemours And Company Melt-processible tetrafluoroethylene/perfluoroolefin copolymer granules and processes for preparing them
US4940525A (en) 1987-05-08 1990-07-10 The Dow Chemical Company Low equivalent weight sulfonic fluoropolymers
GB9017156D0 (en) 1990-08-03 1990-09-19 Ici Plc Stabilisation of fluoropolymers
TW272214B (enExample) 1993-03-26 1996-03-11 Hercules Inc
US5391709A (en) 1993-11-17 1995-02-21 E. I. Du Pont De Nemours And Company Purification process of PTFE using fiber bed and heated air
US5637748A (en) 1995-03-01 1997-06-10 E. I. Du Pont De Nemours And Company Process for synthesizing fluorinated nitrile compounds
US5703185A (en) 1995-08-17 1997-12-30 E. I. Du Pont De Nemours And Company Fluoropolymer extrusion process
US5859086A (en) 1996-08-07 1999-01-12 Competitive Technologies Of Pa, Inc. Light directed modification fluoropolymers
JP3852136B2 (ja) 1996-09-09 2006-11-29 ダイキン工業株式会社 含フッ素重合体の安定化方法
US6664337B2 (en) 1996-09-09 2003-12-16 Daikin Industries, Ltd. Method for stabilizing fluorine-containing polymer
US5969067A (en) 1996-09-13 1999-10-19 E.I. Dupont De Nemours And Company Phosphorus-containing fluoromonomers and polymers thereof
US5866711A (en) 1996-09-13 1999-02-02 E. I. Du Pont De Nemours And Company Fluorocyanate and fluorocarbamate monomers and polymers thereof
US6689833B1 (en) 1997-04-09 2004-02-10 E. I. Du Pont De Nemours And Company Fluoropolymer stabilization
JPH11100543A (ja) 1997-09-29 1999-04-13 Daikin Ind Ltd 塗料組成物
JPH11181098A (ja) * 1997-12-25 1999-07-06 Daikin Ind Ltd 含フッ素重合体の改質方法
JP4792612B2 (ja) * 1998-11-04 2011-10-12 ダイキン工業株式会社 含フッ素重合体の安定化方法
EP1054023A1 (fr) 1999-05-21 2000-11-22 Atofina Procédé de modification chimique de polymères fluorés électrodes de batterie lithium-ion et revètement de substrats métallique comportant ces polymères ainsi modifiés
JP5044801B2 (ja) * 2000-12-21 2012-10-10 ダイキン工業株式会社 含フッ素重合体の改質法およびその制御方法
JP2003082020A (ja) 2001-09-11 2003-03-19 Daikin Ind Ltd 含フッ素重合体の製造方法
FR2842203A1 (fr) 2002-07-12 2004-01-16 Atofina Procede de fabrication du polymere du fluorure de vinylidene
US6875902B2 (en) 2002-11-06 2005-04-05 National Institute Of Advanced Industrial Science And Technology Method decomposing fluorine-containing organic material
US6838545B2 (en) * 2002-11-08 2005-01-04 E. I. Du Pont De Nemours And Company Reaction of fluoropolymer melts
JP2005053995A (ja) * 2003-08-07 2005-03-03 Daikin Ind Ltd 成形体製造方法及び成形体
US20070129500A1 (en) 2003-09-10 2007-06-07 Eiji Honda Stabilized fluoropolymer and method for producing same
WO2005033150A1 (ja) * 2003-10-01 2005-04-14 Daikin Industries, Ltd. 含フッ素重合体組成物製造方法及び含フッ素重合体組成物
DE602004027068D1 (de) * 2003-11-20 2010-06-17 Daikin Ind Ltd Verfahren zur herstellung von fluorhaltigen polymeren und fluorhaltige polymere
US7790041B2 (en) 2004-08-11 2010-09-07 E.I. Du Pont De Nemours And Company Removing fluorosurfactant from aqueous fluoropolymer dispersions
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
ITMI20050705A1 (it) 2005-04-20 2006-10-21 Solvay Solexis Spa Processo per la preparazione di dispersori di fluoropolimeri
JP5106396B2 (ja) 2005-08-08 2012-12-26 アーケマ・インコーポレイテッド 非フッ素化界面活性剤を用いたフルオロポリマーの重合
JP5232653B2 (ja) 2005-11-18 2013-07-10 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー コア/シェルポリマー
EP1845116A1 (en) 2006-04-11 2007-10-17 Solvay Solexis S.p.A. Fluoropolymer dispersion purification
JP2010229163A (ja) 2007-07-24 2010-10-14 Daikin Ind Ltd 精製含フッ素ポリマーの製造方法
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
EP3385249A1 (en) 2008-06-24 2018-10-10 AGC Inc. Method for purifying fluorinated compound
JP5655869B2 (ja) * 2010-09-30 2015-01-21 ダイキン工業株式会社 ポリテトラフルオロエチレンファインパウダーの製造方法
US9175115B2 (en) * 2012-05-09 2015-11-03 The Chemours Company Fc, Llc Fluoropolymer resin treatment employing heating and oxygen source to reduce discoloration
JP2015516029A (ja) * 2012-05-09 2015-06-04 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company 変色を低減するための酸化剤を利用するフッ素化ポリマー樹脂処理
US20130303717A1 (en) 2012-05-09 2013-11-14 E I Du Pont De Nemours And Company Fluoropolymer Dispersion Treatment Employing Oxidizing Agent to Reduce Fluoropolymer Resin Discoloration
US9175112B2 (en) * 2012-05-09 2015-11-03 The Chemours Company Fc, Llc Drying wet fluoropolymer resin and exposing to oxygen source to reduce discoloration
US8785560B2 (en) * 2012-05-09 2014-07-22 E I Du Pont De Nemours And Company Employing pretreatment and fluorination of fluoropolymer resin to reduce discoloration

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CN104284909A (zh) 2015-01-14
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US9175110B2 (en) 2015-11-03
JP2015516026A (ja) 2015-06-04

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