DE10018853C2 - Herstellung wässriger Dispersionen von Fluorpolymeren - Google Patents
Herstellung wässriger Dispersionen von FluorpolymerenInfo
- Publication number
- DE10018853C2 DE10018853C2 DE10018853A DE10018853A DE10018853C2 DE 10018853 C2 DE10018853 C2 DE 10018853C2 DE 10018853 A DE10018853 A DE 10018853A DE 10018853 A DE10018853 A DE 10018853A DE 10018853 C2 DE10018853 C2 DE 10018853C2
- Authority
- DE
- Germany
- Prior art keywords
- pfos
- dispersion
- dispersions
- emulsifier
- fluoropolymer
- 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 - Fee Related
Links
- 239000006185 dispersion Substances 0.000 title claims abstract description 70
- 229920002313 fluoropolymer Polymers 0.000 title claims abstract description 25
- 239000004811 fluoropolymer Substances 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title description 10
- 238000000034 method Methods 0.000 claims abstract description 30
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 25
- 238000004821 distillation Methods 0.000 claims abstract description 11
- 239000002253 acid Substances 0.000 claims abstract description 10
- 239000012875 nonionic emulsifier Substances 0.000 claims abstract description 9
- 238000006116 polymerization reaction Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 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
- YFSUTJLHUFNCNZ-UHFFFAOYSA-N perfluorooctane-1-sulfonic acid Chemical compound OS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F YFSUTJLHUFNCNZ-UHFFFAOYSA-N 0.000 description 42
- 239000007787 solid Substances 0.000 description 14
- 238000007720 emulsion polymerization reaction Methods 0.000 description 10
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 8
- 150000001336 alkenes Chemical class 0.000 description 6
- 125000000217 alkyl group Chemical group 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 239000000155 melt Substances 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 5
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 4
- 125000002877 alkyl aryl group Chemical group 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 238000000926 separation method Methods 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
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- -1 alkane carboxylic acid Chemical class 0.000 description 3
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 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
- 238000005349 anion exchange Methods 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 239000013065 commercial product 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
- 239000004744 fabric Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 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 2
- ONJQDTZCDSESIW-UHFFFAOYSA-N polidocanol Chemical compound CCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO ONJQDTZCDSESIW-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000126 substance Substances 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
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 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
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000006243 chemical reaction Methods 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
- 230000006866 deterioration Effects 0.000 description 1
- 239000004815 dispersion polymer Substances 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000007700 distillative separation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229920001973 fluoroelastomer Polymers 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
- 239000008187 granular material Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000004702 methyl esters Chemical class 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
- 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
- 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
- 239000000843 powder Substances 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
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 230000003797 telogen phase Effects 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 238000010792 warming 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)
Priority Applications (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10018853A DE10018853C2 (de) | 2000-04-14 | 2000-04-14 | Herstellung wässriger Dispersionen von Fluorpolymeren |
| CNB018079970A CN1177883C (zh) | 2000-04-14 | 2001-04-10 | 从含氟聚合物水性分散体除去氟化乳化剂的方法和由此制得的分散体,可固化组合物和制品 |
| CA002403957A CA2403957A1 (en) | 2000-04-14 | 2001-04-10 | Method of making an aqueous dispersion of fluoropolymers |
| PCT/US2001/011628 WO2001079332A1 (en) | 2000-04-14 | 2001-04-10 | Method of making an aqueous dispersion of fluoropolymers |
| RU2002127791/04A RU2288923C2 (ru) | 2000-04-14 | 2001-04-10 | Способ получения водной дисперсии фторполимеров |
| AU2001249959A AU2001249959A1 (en) | 2000-04-14 | 2001-04-10 | Method of making an aqueous dispersion of fluoropolymers |
| EP01923247A EP1274771B1 (en) | 2000-04-14 | 2001-04-10 | Method of making an aqueous dispersion of fluoropolymers |
| AT01923247T ATE301151T1 (de) | 2000-04-14 | 2001-04-10 | Verfahren zur herstellung einer wässrigen fluoropolymerdispersion |
| US09/914,507 US6794550B2 (en) | 2000-04-14 | 2001-04-10 | Method of making an aqueous dispersion of fluoropolymers |
| PL01357819A PL357819A1 (en) | 2000-04-14 | 2001-04-10 | Method of making an aqueous dispersion of fluoropolymers |
| DE60112420T DE60112420T2 (de) | 2000-04-14 | 2001-04-10 | Verfahren zur herstellung einer wässrigen fluoropolymerdispersion |
| JP2001576922A JP2003531232A (ja) | 2000-04-14 | 2001-04-10 | フルオロポリマー水性分散液の製造方法 |
| TW090108921A TW575613B (en) | 2000-04-14 | 2001-04-13 | Method of making an aqueous dispersion of fluoropolymers |
| ZA200209244A ZA200209244B (en) | 2000-04-14 | 2002-11-13 | Method of making an aqueous dispersion of fluoropolymers. |
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 (2)
| Publication Number | Publication Date |
|---|---|
| DE10018853A1 DE10018853A1 (de) | 2001-10-25 |
| DE10018853C2 true DE10018853C2 (de) | 2002-07-18 |
Family
ID=7638956
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE10018853A Expired - Fee Related DE10018853C2 (de) | 2000-04-14 | 2000-04-14 | Herstellung wässriger Dispersionen von Fluorpolymeren |
| DE60112420T Expired - Lifetime DE60112420T2 (de) | 2000-04-14 | 2001-04-10 | Verfahren zur herstellung einer wässrigen fluoropolymerdispersion |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60112420T Expired - Lifetime DE60112420T2 (de) | 2000-04-14 | 2001-04-10 | Verfahren zur herstellung einer wässrigen fluoropolymerdispersion |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP1274771B1 (enExample) |
| JP (1) | JP2003531232A (enExample) |
| CN (1) | CN1177883C (enExample) |
| AT (1) | ATE301151T1 (enExample) |
| AU (1) | AU2001249959A1 (enExample) |
| CA (1) | CA2403957A1 (enExample) |
| DE (2) | DE10018853C2 (enExample) |
| PL (1) | PL357819A1 (enExample) |
| RU (1) | RU2288923C2 (enExample) |
| TW (1) | TW575613B (enExample) |
| WO (1) | WO2001079332A1 (enExample) |
| ZA (1) | ZA200209244B (enExample) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7659333B2 (en) | 2005-11-24 | 2010-02-09 | 3M Innovative Properties Company | Fluorinated surfactants for use in making a fluoropolymer |
| US7671112B2 (en) | 2005-07-15 | 2010-03-02 | 3M Innovative Properties Company | Method of making fluoropolymer dispersion |
| US7754795B2 (en) | 2006-05-25 | 2010-07-13 | 3M Innovative Properties Company | Coating composition |
| US7776946B2 (en) | 2005-07-15 | 2010-08-17 | 3M Innovative Properties Company | Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant |
| US7838608B2 (en) | 2005-12-21 | 2010-11-23 | 3M Innovative Properties Company | Fluorinated surfactants for making fluoropolymers |
| US8119750B2 (en) | 2006-07-13 | 2012-02-21 | 3M Innovative Properties Company | Explosion taming surfactants for the production of perfluoropolymers |
| US8404790B2 (en) | 2005-07-15 | 2013-03-26 | 3M Innovative Properties Company | Aqueous emulsion polymerization process for producing fluoropolymers |
| US8598267B2 (en) | 2001-09-05 | 2013-12-03 | 3M Innovative Properties Company | Fluoropolymer dispersion containing no or little low molecular weight fluorinated surfactant |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004050719A1 (ja) * | 2002-11-29 | 2004-06-17 | Daikin Industries, Ltd. | 含フッ素ポリマー水性エマルション精製方法、精製エマルション及び含フッ素加工品 |
| 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 |
| EP1452571B1 (en) * | 2003-02-28 | 2005-08-17 | 3M Innovative Properties Company | Fluoropolymer dispersion containing no or little low molecular weight fluorinated surfactant |
| ITMI20032050A1 (it) | 2003-10-21 | 2005-04-22 | Solvay Solexis Spa | Processo per la preparazione di dispersori di fluoropolimeri. |
| EP1529785B1 (en) | 2003-10-24 | 2011-03-16 | 3M Innovative Properties Company | Aqueous dispersions of polytetrafluoroethylene particles |
| ATE529451T1 (de) | 2003-11-17 | 2011-11-15 | 3M Innovative Properties Co | Wässrige ptfe-dispersionen mit einem niedrigen gehalt an fluorierten emulgatoren |
| ITMI20040031A1 (it) | 2004-01-14 | 2004-04-14 | Solvay Solexis Spa | Processo per la preparazione di dispersori di fluoropolimeri |
| ATE433350T1 (de) * | 2004-03-01 | 2009-06-15 | 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 |
| 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 (en) * | 2006-04-11 | 2007-10-17 | Solvay Solexis S.p.A. | Fluoropolymer dispersion purification |
| 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 |
| RU2012120435A (ru) | 2009-10-16 | 2013-11-27 | Асахи Гласс Компани, Лимитед | Способ получения водной политетрафторэтиленовой дисперсии для процесса коагуляции и водная политетрафторэтиленовая дисперсия для процесса коагуляции |
| US9644055B2 (en) | 2012-05-23 | 2017-05-09 | Daikin Industries, Ltd. | Method for producing aqueous fluorine-containing polymer dispersing element, and purified aqueous fluorine-containing polymer dispersing element |
| JP7311825B2 (ja) * | 2020-09-07 | 2023-07-20 | ダイキン工業株式会社 | 変性ポリテトラフルオロエチレン水性分散液 |
| LU601231A1 (en) * | 2023-08-28 | 2025-05-28 | George Alexander Ivey | Composition and Method for Remediation of PFAS Contaminants |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19857111A1 (de) * | 1998-12-11 | 2000-06-15 | Dyneon Gmbh | Wäßrige Dispersionen von Fluorpolymeren |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| US4623487A (en) * | 1985-03-14 | 1986-11-18 | E. I. Du Pont De Nemours & Company | Process for recovery of fluorosurfactants |
| DE4340943A1 (de) * | 1993-12-01 | 1995-06-08 | Hoechst Ag | Wäßrige Dispersion von Fluorpolymerisaten, ihre Herstellung und Verwendung für Beschichtungen |
| 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 |
-
2000
- 2000-04-14 DE DE10018853A patent/DE10018853C2/de not_active Expired - Fee Related
-
2001
- 2001-04-10 DE DE60112420T patent/DE60112420T2/de not_active Expired - Lifetime
- 2001-04-10 CN CNB018079970A patent/CN1177883C/zh not_active Expired - Fee Related
- 2001-04-10 WO PCT/US2001/011628 patent/WO2001079332A1/en not_active Ceased
- 2001-04-10 RU RU2002127791/04A patent/RU2288923C2/ru not_active IP Right Cessation
- 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 CA CA002403957A patent/CA2403957A1/en not_active Abandoned
- 2001-04-10 EP EP01923247A patent/EP1274771B1/en not_active Expired - Lifetime
- 2001-04-10 JP JP2001576922A patent/JP2003531232A/ja not_active Ceased
- 2001-04-10 AT AT01923247T patent/ATE301151T1/de not_active IP Right Cessation
- 2001-04-13 TW TW090108921A patent/TW575613B/zh not_active IP Right Cessation
-
2002
- 2002-11-13 ZA ZA200209244A patent/ZA200209244B/en unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19857111A1 (de) * | 1998-12-11 | 2000-06-15 | Dyneon Gmbh | Wäßrige Dispersionen von Fluorpolymeren |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8598267B2 (en) | 2001-09-05 | 2013-12-03 | 3M Innovative Properties Company | Fluoropolymer dispersion containing no or little low molecular weight fluorinated surfactant |
| US7671112B2 (en) | 2005-07-15 | 2010-03-02 | 3M Innovative Properties Company | Method of making fluoropolymer dispersion |
| US7776946B2 (en) | 2005-07-15 | 2010-08-17 | 3M Innovative Properties Company | Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant |
| US8404790B2 (en) | 2005-07-15 | 2013-03-26 | 3M Innovative Properties Company | Aqueous emulsion polymerization process for producing fluoropolymers |
| US8614265B2 (en) | 2005-07-15 | 2013-12-24 | 3M Innovative Properties Company | Method of making fluoropolymer dispersion |
| US7659333B2 (en) | 2005-11-24 | 2010-02-09 | 3M Innovative Properties Company | Fluorinated surfactants for use in making a fluoropolymer |
| US7838608B2 (en) | 2005-12-21 | 2010-11-23 | 3M Innovative Properties Company | Fluorinated surfactants for making fluoropolymers |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2403957A1 (en) | 2001-10-25 |
| RU2288923C2 (ru) | 2006-12-10 |
| EP1274771A1 (en) | 2003-01-15 |
| EP1274771B1 (en) | 2005-08-03 |
| DE10018853A1 (de) | 2001-10-25 |
| AU2001249959A1 (en) | 2001-10-30 |
| PL357819A1 (en) | 2004-07-26 |
| CN1177883C (zh) | 2004-12-01 |
| DE60112420T2 (de) | 2006-06-01 |
| ZA200209244B (en) | 2003-07-18 |
| TW575613B (en) | 2004-02-11 |
| ATE301151T1 (de) | 2005-08-15 |
| WO2001079332A1 (en) | 2001-10-25 |
| DE60112420D1 (de) | 2005-09-08 |
| CN1423671A (zh) | 2003-06-11 |
| JP2003531232A (ja) | 2003-10-21 |
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