ZA200209244B - Method of making an aqueous dispersion of fluoropolymers. - Google Patents
Method of making an aqueous dispersion of fluoropolymers. Download PDFInfo
- Publication number
- ZA200209244B ZA200209244B ZA200209244A ZA200209244A ZA200209244B ZA 200209244 B ZA200209244 B ZA 200209244B ZA 200209244 A ZA200209244 A ZA 200209244A ZA 200209244 A ZA200209244 A ZA 200209244A ZA 200209244 B ZA200209244 B ZA 200209244B
- Authority
- ZA
- South Africa
- Prior art keywords
- dispersion
- fluoropolymer
- aqueous
- pfoa
- dispersions
- Prior art date
Links
- 239000006185 dispersion Substances 0.000 title claims abstract description 104
- 229920002313 fluoropolymer Polymers 0.000 title claims abstract description 41
- 239000004811 fluoropolymer Substances 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title description 6
- 238000000034 method Methods 0.000 claims abstract description 47
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 34
- 238000004821 distillation Methods 0.000 claims abstract description 14
- 239000002253 acid Substances 0.000 claims abstract description 12
- 239000012875 nonionic emulsifier Substances 0.000 claims abstract description 11
- 238000006116 polymerization reaction Methods 0.000 claims description 11
- 229920001973 fluoroelastomer Polymers 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 238000005341 cation exchange Methods 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- SNGREZUHAYWORS-UHFFFAOYSA-N perfluorooctanoic acid Chemical compound OC(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F SNGREZUHAYWORS-UHFFFAOYSA-N 0.000 description 50
- 239000007787 solid Substances 0.000 description 20
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 11
- 238000000576 coating method Methods 0.000 description 9
- 238000007720 emulsion polymerization reaction Methods 0.000 description 9
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 description 9
- 239000000155 melt Substances 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- 150000001336 alkenes Chemical class 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 5
- -1 Polytetrafluoroethylene Polymers 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 4
- 238000000108 ultra-filtration Methods 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 101150108382 NIS1 gene Proteins 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 239000002736 nonionic surfactant Substances 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 238000005349 anion exchange Methods 0.000 description 2
- 239000004815 dispersion polymer Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 125000005670 ethenylalkyl group Chemical group 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- BLTXWCKMNMYXEA-UHFFFAOYSA-N 1,1,2-trifluoro-2-(trifluoromethoxy)ethene Chemical compound FC(F)=C(F)OC(F)(F)F BLTXWCKMNMYXEA-UHFFFAOYSA-N 0.000 description 1
- MIZLGWKEZAPEFJ-UHFFFAOYSA-N 1,1,2-trifluoroethene Chemical group FC=C(F)F MIZLGWKEZAPEFJ-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003957 anion exchange resin Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000006114 decarboxylation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 208000024693 gingival disease Diseases 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000006115 industrial coating Substances 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 229920002113 octoxynol Polymers 0.000 description 1
- UYDLBVPAAFVANX-UHFFFAOYSA-N octylphenoxy polyethoxyethanol Chemical compound CC(C)(C)CC(C)(C)C1=CC=C(OCCOCCOCCOCCO)C=C1 UYDLBVPAAFVANX-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229940023462 paste product Drugs 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- FOKCKXCUQFKNLD-UHFFFAOYSA-N pent-1-enyl hypofluorite Chemical compound C(CC)C=COF FOKCKXCUQFKNLD-UHFFFAOYSA-N 0.000 description 1
- ONJQDTZCDSESIW-UHFFFAOYSA-N polidocanol Chemical compound CCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO ONJQDTZCDSESIW-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
-
- 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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use 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; Derivatives of such polymers
- C08J2327/02—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use 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; 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)
- Dispersion Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10018853A DE10018853C2 (de) | 2000-04-14 | 2000-04-14 | Herstellung wässriger Dispersionen von Fluorpolymeren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200209244B true ZA200209244B (en) | 2003-07-18 |
Family
ID=7638956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200209244A ZA200209244B (en) | 2000-04-14 | 2002-11-13 | Method of making an aqueous dispersion of fluoropolymers. |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP1274771B1 (fr) |
| JP (1) | JP2003531232A (fr) |
| CN (1) | CN1177883C (fr) |
| AT (1) | ATE301151T1 (fr) |
| AU (1) | AU2001249959A1 (fr) |
| CA (1) | CA2403957A1 (fr) |
| DE (2) | DE10018853C2 (fr) |
| PL (1) | PL357819A1 (fr) |
| RU (1) | RU2288923C2 (fr) |
| TW (1) | TW575613B (fr) |
| WO (1) | WO2001079332A1 (fr) |
| ZA (1) | ZA200209244B (fr) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7279522B2 (en) | 2001-09-05 | 2007-10-09 | 3M Innovative Properties Company | Fluoropolymer dispersions containing no or little low molecular weight fluorinated surfactant |
| AU2003268760A1 (en) * | 2002-11-29 | 2004-06-23 | Daikin Industries, Ltd. | Method for purification of aqueous fluoropolymer emulsions, purified emulsions, and fluorine-containing finished articles |
| EP1441014A1 (fr) * | 2003-01-22 | 2004-07-28 | 3M Innovative Properties Company | Dispersion aqueuse d'un polymère fluoré comprenant un polymère fluoré thermoprocessable avec un contenu réduit de surfactants fluorés |
| EP1452571B1 (fr) * | 2003-02-28 | 2005-08-17 | 3M Innovative Properties Company | Dispersion de fluoropolymère contenant pas ou peu d'agent tensioactif fluore à faible poids moléculaire |
| ITMI20032050A1 (it) | 2003-10-21 | 2005-04-22 | Solvay Solexis Spa | Processo per la preparazione di dispersori di fluoropolimeri. |
| EP1529785B1 (fr) | 2003-10-24 | 2011-03-16 | 3M Innovative Properties Company | Dispersions aqueuses de particules de polytétrafluoroéthylènes |
| ITMI20040031A1 (it) | 2004-01-14 | 2004-04-14 | Solvay Solexis Spa | Processo per la preparazione di dispersori di fluoropolimeri |
| DE602004021467D1 (de) * | 2004-03-01 | 2009-07-23 | 3M Innovative Properties Co | Verfahren zum Beschichten eines Gegenstands mit einer fluorhaltigen Kunststoffsdispersion |
| JP4788139B2 (ja) * | 2004-12-17 | 2011-10-05 | 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 |
| ITMI20050705A1 (it) | 2005-04-20 | 2006-10-21 | Solvay Solexis Spa | Processo per la preparazione di dispersori di fluoropolimeri |
| US8814861B2 (en) | 2005-05-12 | 2014-08-26 | Innovatech, Llc | Electrosurgical electrode and method of manufacturing same |
| US8338518B2 (en) | 2005-06-10 | 2012-12-25 | Arkema Inc. | Aqueous process for making a stable fluoropolymer dispersion |
| US20060281845A1 (en) * | 2005-06-10 | 2006-12-14 | Ramin Amin-Sanayei | Aqueous process for making fluoropolymers |
| US7671112B2 (en) | 2005-07-15 | 2010-03-02 | 3M Innovative Properties Company | Method of making fluoropolymer dispersion |
| 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 |
| GB0523853D0 (en) | 2005-11-24 | 2006-01-04 | 3M Innovative Properties Co | Fluorinated surfactants for use in making a fluoropolymer |
| US20080015304A1 (en) | 2006-07-13 | 2008-01-17 | Klaus Hintzer | Aqueous emulsion polymerization process for producing fluoropolymers |
| JP2007231072A (ja) * | 2006-02-28 | 2007-09-13 | Three M Innovative Properties Co | コーティング組成物及びそれを使用した物品 |
| EP1845116A1 (fr) * | 2006-04-11 | 2007-10-17 | Solvay Solexis S.p.A. | Methode de purification d'une dispersion de fluoropolymères |
| US7754795B2 (en) | 2006-05-25 | 2010-07-13 | 3M Innovative Properties Company | Coating composition |
| US8119750B2 (en) | 2006-07-13 | 2012-02-21 | 3M Innovative Properties Company | Explosion taming surfactants for the production of perfluoropolymers |
| US20100113691A1 (en) * | 2008-11-06 | 2010-05-06 | E. I. Du Pont De Nemours And Company | Fluoro olefin polymerization |
| 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 |
| CN102575017A (zh) | 2009-10-16 | 2012-07-11 | 旭硝子株式会社 | 聚沉加工用聚四氟乙烯水性分散液的制造方法及聚沉加工用聚四氟乙烯水性分散液 |
| EP2853548B1 (fr) * | 2012-05-23 | 2020-07-15 | Daikin Industries, Ltd. | Procédé de fabrication d'un élément de dispersion aqueuse de polymère contenant du fluor et élément de dispersion aqueuse de polymère contenant du fluor purifiée |
| EP4212556A1 (fr) * | 2020-09-07 | 2023-07-19 | Daikin Industries, Ltd. | Dispersion aqueuse de polytétrafluoroéthylène modifié |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61246142A (ja) * | 1985-03-14 | 1986-11-01 | イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− | 弗素系表面活性剤の回収方法 |
| US4609497A (en) * | 1985-03-14 | 1986-09-02 | E. I. Du Pont De Nemours And Company | Process for separating surfactants used in the manufacture of concentrated fluoropolymer dispersions |
| US4623487A (en) * | 1985-03-14 | 1986-11-18 | E. I. Du Pont De Nemours & Company | Process for recovery of fluorosurfactants |
| DE19726802C1 (de) * | 1997-06-24 | 1998-06-10 | Dyneon Gmbh | Wäßrige Dispersion von Fluorpolymeren unterschiedlicher Teilchengröße |
| US6169139B1 (en) * | 1998-04-27 | 2001-01-02 | Dupont Dow Elastomers Llc | Fluoroelastomer latex |
| DE19857111A1 (de) * | 1998-12-11 | 2000-06-15 | Dyneon Gmbh | Wäßrige Dispersionen von Fluorpolymeren |
-
2000
- 2000-04-14 DE DE10018853A patent/DE10018853C2/de not_active Expired - Fee Related
-
2001
- 2001-04-10 CN CNB018079970A patent/CN1177883C/zh not_active Expired - Fee Related
- 2001-04-10 EP EP01923247A patent/EP1274771B1/fr not_active Expired - Lifetime
- 2001-04-10 JP JP2001576922A patent/JP2003531232A/ja not_active Ceased
- 2001-04-10 RU RU2002127791/04A patent/RU2288923C2/ru not_active IP Right Cessation
- 2001-04-10 DE DE60112420T patent/DE60112420T2/de not_active Expired - Lifetime
- 2001-04-10 CA CA002403957A patent/CA2403957A1/fr not_active Abandoned
- 2001-04-10 AU AU2001249959A patent/AU2001249959A1/en not_active Abandoned
- 2001-04-10 PL PL01357819A patent/PL357819A1/xx not_active Application Discontinuation
- 2001-04-10 AT AT01923247T patent/ATE301151T1/de not_active IP Right Cessation
- 2001-04-10 WO PCT/US2001/011628 patent/WO2001079332A1/fr active IP Right Grant
- 2001-04-13 TW TW090108921A patent/TW575613B/zh not_active IP Right Cessation
-
2002
- 2002-11-13 ZA ZA200209244A patent/ZA200209244B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL357819A1 (en) | 2004-07-26 |
| AU2001249959A1 (en) | 2001-10-30 |
| DE10018853C2 (de) | 2002-07-18 |
| JP2003531232A (ja) | 2003-10-21 |
| CA2403957A1 (fr) | 2001-10-25 |
| DE60112420D1 (de) | 2005-09-08 |
| CN1423671A (zh) | 2003-06-11 |
| RU2288923C2 (ru) | 2006-12-10 |
| WO2001079332A1 (fr) | 2001-10-25 |
| ATE301151T1 (de) | 2005-08-15 |
| EP1274771B1 (fr) | 2005-08-03 |
| DE10018853A1 (de) | 2001-10-25 |
| CN1177883C (zh) | 2004-12-01 |
| TW575613B (en) | 2004-02-11 |
| DE60112420T2 (de) | 2006-06-01 |
| EP1274771A1 (fr) | 2003-01-15 |
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