JP5017123B2 - 水性フルオロポリマー分散液からフッ素系界面活性剤を除去し、かつスカムの形成を低減させる方法 - Google Patents
水性フルオロポリマー分散液からフッ素系界面活性剤を除去し、かつスカムの形成を低減させる方法 Download PDFInfo
- Publication number
- JP5017123B2 JP5017123B2 JP2007548406A JP2007548406A JP5017123B2 JP 5017123 B2 JP5017123 B2 JP 5017123B2 JP 2007548406 A JP2007548406 A JP 2007548406A JP 2007548406 A JP2007548406 A JP 2007548406A JP 5017123 B2 JP5017123 B2 JP 5017123B2
- Authority
- JP
- Japan
- Prior art keywords
- fluorosurfactant
- dispersion
- exchange resin
- anion exchange
- aqueous 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 description 93
- 229920002313 fluoropolymer Polymers 0.000 title claims description 37
- 239000004811 fluoropolymer Substances 0.000 title claims description 37
- 238000000034 method Methods 0.000 title claims description 35
- 230000015572 biosynthetic process Effects 0.000 title claims description 18
- 239000003957 anion exchange resin Substances 0.000 claims description 37
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 31
- 239000002738 chelating agent Substances 0.000 claims description 22
- 229910052742 iron Inorganic materials 0.000 claims description 16
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 13
- 229910001447 ferric ion Inorganic materials 0.000 claims description 13
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 10
- 230000009918 complex formation Effects 0.000 claims description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 18
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 18
- 239000004810 polytetrafluoroethylene Substances 0.000 description 18
- 229920001577 copolymer Polymers 0.000 description 17
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 16
- -1 fluoride ions Chemical class 0.000 description 16
- 229920000642 polymer Polymers 0.000 description 14
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 14
- 239000002736 nonionic surfactant Substances 0.000 description 11
- 239000011324 bead Substances 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 125000004432 carbon atom Chemical group C* 0.000 description 9
- 239000003456 ion exchange resin Substances 0.000 description 9
- 229920003303 ion-exchange polymer Polymers 0.000 description 9
- 238000005342 ion exchange Methods 0.000 description 8
- 239000000178 monomer Substances 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 125000000217 alkyl group Chemical group 0.000 description 5
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 5
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000006116 polymerization reaction Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 3
- 238000012674 dispersion polymerization Methods 0.000 description 3
- 229960004887 ferric hydroxide Drugs 0.000 description 3
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 3
- 229920002620 polyvinyl fluoride Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical group C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 2
- GVEUEBXMTMZVSD-UHFFFAOYSA-N 3,3,4,4,5,5,6,6,6-nonafluorohex-1-ene Chemical group FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C=C GVEUEBXMTMZVSD-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- YOALFLHFSFEMLP-UHFFFAOYSA-N azane;2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctanoic acid Chemical compound [NH4+].[O-]C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F YOALFLHFSFEMLP-UHFFFAOYSA-N 0.000 description 2
- 235000021028 berry Nutrition 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000003480 eluent Substances 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 150000004698 iron complex Chemical class 0.000 description 2
- 150000002506 iron compounds Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 125000001453 quaternary ammonium group Chemical group 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- MKWYFZFMAMBPQK-UHFFFAOYSA-J sodium feredetate Chemical compound [Na+].[Fe+3].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O MKWYFZFMAMBPQK-UHFFFAOYSA-J 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- GWTYBAOENKSFAY-UHFFFAOYSA-N 1,1,1,2,2-pentafluoro-2-(1,2,2-trifluoroethenoxy)ethane Chemical group FC(F)=C(F)OC(F)(F)C(F)(F)F GWTYBAOENKSFAY-UHFFFAOYSA-N 0.000 description 1
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- VZVKWLCVKPJHRK-UHFFFAOYSA-N 1-pent-1-enoxypent-1-ene Chemical compound CCCC=COC=CCCC VZVKWLCVKPJHRK-UHFFFAOYSA-N 0.000 description 1
- SNGREZUHAYWORS-UHFFFAOYSA-M 2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctanoate Chemical compound [O-]C(=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-M 0.000 description 1
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 1
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 1
- FGEGZNORXGGFML-UHFFFAOYSA-N C(C)C=COF Chemical compound C(C)C=COF FGEGZNORXGGFML-UHFFFAOYSA-N 0.000 description 1
- 229920001780 ECTFE Polymers 0.000 description 1
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical class C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical class [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- ABDBNWQRPYOPDF-UHFFFAOYSA-N carbonofluoridic acid Chemical compound OC(F)=O ABDBNWQRPYOPDF-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229920001429 chelating resin Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 125000000392 cycloalkenyl group Chemical group 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000004815 dispersion polymer Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 125000003709 fluoroalkyl group Chemical group 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- PCIUEQPBYFRTEM-UHFFFAOYSA-N perfluorodecanoic 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)C(F)(F)C(F)(F)F PCIUEQPBYFRTEM-UHFFFAOYSA-N 0.000 description 1
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 1
- 238000010094 polymer processing Methods 0.000 description 1
- 229910052700 potassium Chemical class 0.000 description 1
- 239000011591 potassium Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000003797 telogen phase Effects 0.000 description 1
- 229920006163 vinyl copolymer Polymers 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63829604P | 2004-12-22 | 2004-12-22 | |
| US60/638,296 | 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 (3)
| Publication Number | Publication Date |
|---|---|
| JP2008525592A JP2008525592A (ja) | 2008-07-17 |
| JP2008525592A5 JP2008525592A5 (enExample) | 2009-01-29 |
| JP5017123B2 true JP5017123B2 (ja) | 2012-09-05 |
Family
ID=36177889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007548406A Expired - Fee Related JP5017123B2 (ja) | 2004-12-22 | 2005-12-19 | 水性フルオロポリマー分散液からフッ素系界面活性剤を除去し、かつスカムの形成を低減させる方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7619018B2 (enExample) |
| EP (1) | EP1828260B1 (enExample) |
| JP (1) | JP5017123B2 (enExample) |
| CN (1) | CN101087814B (enExample) |
| DE (1) | DE602005024300D1 (enExample) |
| WO (1) | WO2006069109A1 (enExample) |
Families Citing this family (9)
| 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 |
| RU2453529C2 (ru) * | 2006-08-31 | 2012-06-20 | Асахи Гласс Компани, Лимитед | Соль перфторкарбоновой кислоты и способ ее получения |
| WO2012133655A1 (ja) * | 2011-03-31 | 2012-10-04 | 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 |
Family Cites Families (21)
| 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 |
| WO2001092351A2 (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 |
| ATE338073T1 (de) * | 2002-05-22 | 2006-09-15 | 3M Innovative Properties Co | Prozess zur reduzierung des gehaltes an fluorierten emulgatoren in wässrigen fluorpolymer-dispersionen |
| 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 |
| 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 |
-
2005
- 2005-12-02 US US11/292,455 patent/US7619018B2/en not_active Expired - Fee Related
- 2005-12-19 JP JP2007548406A patent/JP5017123B2/ja not_active Expired - Fee Related
- 2005-12-19 DE DE602005024300T patent/DE602005024300D1/de not_active Expired - Lifetime
- 2005-12-19 CN CN2005800441817A patent/CN101087814B/zh not_active Expired - Fee Related
- 2005-12-19 EP EP05854908A patent/EP1828260B1/en not_active Expired - Lifetime
- 2005-12-19 WO PCT/US2005/046268 patent/WO2006069109A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| US20060135680A1 (en) | 2006-06-22 |
| EP1828260B1 (en) | 2010-10-20 |
| WO2006069109A1 (en) | 2006-06-29 |
| CN101087814A (zh) | 2007-12-12 |
| EP1828260A1 (en) | 2007-09-05 |
| DE602005024300D1 (de) | 2010-12-02 |
| JP2008525592A (ja) | 2008-07-17 |
| US7619018B2 (en) | 2009-11-17 |
| CN101087814B (zh) | 2010-09-08 |
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