JP2008506834A - イオン性フルオロポリマーの分散体の精製方法 - Google Patents
イオン性フルオロポリマーの分散体の精製方法 Download PDFInfo
- Publication number
- JP2008506834A JP2008506834A JP2007522539A JP2007522539A JP2008506834A JP 2008506834 A JP2008506834 A JP 2008506834A JP 2007522539 A JP2007522539 A JP 2007522539A JP 2007522539 A JP2007522539 A JP 2007522539A JP 2008506834 A JP2008506834 A JP 2008506834A
- Authority
- JP
- Japan
- Prior art keywords
- dispersion
- ionic fluoropolymer
- exchanged
- ionic
- 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.)
- Pending
Links
- 239000006185 dispersion Substances 0.000 title claims abstract description 107
- 229920002313 fluoropolymer Polymers 0.000 title claims abstract description 79
- 239000004811 fluoropolymer Substances 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims description 67
- 239000003957 anion exchange resin Substances 0.000 claims abstract description 25
- 125000000129 anionic group Chemical group 0.000 claims abstract description 18
- 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 claims abstract description 17
- 239000003729 cation exchange resin Substances 0.000 claims abstract description 17
- 125000002091 cationic group Chemical group 0.000 claims abstract description 14
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 claims description 60
- 239000000178 monomer Substances 0.000 claims description 39
- 239000012528 membrane Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 150000001450 anions Chemical group 0.000 claims description 17
- 125000004432 carbon atom Chemical group C* 0.000 claims description 16
- 150000001768 cations Chemical group 0.000 claims description 15
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 14
- -1 hydroxide ions Chemical class 0.000 claims description 13
- 239000012736 aqueous medium Substances 0.000 claims description 11
- 229910052731 fluorine Inorganic materials 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000003960 organic solvent Substances 0.000 claims description 8
- 125000005529 alkyleneoxy group Chemical group 0.000 claims description 7
- 238000005349 anion exchange Methods 0.000 claims description 7
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 7
- 229910052801 chlorine Inorganic materials 0.000 claims description 6
- 125000005010 perfluoroalkyl group Chemical group 0.000 claims description 6
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 5
- 125000006551 perfluoro alkylene group Chemical group 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 4
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229920001774 Perfluoroether Polymers 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- KHXKESCWFMPTFT-UHFFFAOYSA-N 1,1,1,2,2,3,3-heptafluoro-3-(1,2,2-trifluoroethenoxy)propane Chemical compound FC(F)=C(F)OC(F)(F)C(F)(F)C(F)(F)F KHXKESCWFMPTFT-UHFFFAOYSA-N 0.000 claims description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims description 2
- HFNSTEOEZJBXIF-UHFFFAOYSA-N 2,2,4,5-tetrafluoro-1,3-dioxole Chemical compound FC1=C(F)OC(F)(F)O1 HFNSTEOEZJBXIF-UHFFFAOYSA-N 0.000 claims description 2
- 150000001993 dienes Chemical class 0.000 claims description 2
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 claims description 2
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims 3
- 229920000642 polymer Polymers 0.000 description 17
- 239000011347 resin Substances 0.000 description 16
- 229920005989 resin Polymers 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 15
- 239000002253 acid Substances 0.000 description 12
- 239000012535 impurity Substances 0.000 description 9
- 238000006116 polymerization reaction Methods 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 230000007062 hydrolysis Effects 0.000 description 8
- 238000006460 hydrolysis reaction Methods 0.000 description 8
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 8
- 229920001429 chelating resin Polymers 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 239000000839 emulsion Substances 0.000 description 6
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 5
- 229940023913 cation exchange resins Drugs 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 5
- 229910021641 deionized water Inorganic materials 0.000 description 5
- 239000004815 dispersion polymer Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000003456 ion exchange resin Substances 0.000 description 5
- 229920003303 ion-exchange polymer Polymers 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000002835 absorbance Methods 0.000 description 3
- 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 3
- 238000005341 cation exchange Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000000705 flame atomic absorption spectrometry Methods 0.000 description 3
- 230000003301 hydrolyzing effect Effects 0.000 description 3
- 125000003010 ionic group Chemical group 0.000 description 3
- 239000004816 latex Substances 0.000 description 3
- 229920000126 latex Polymers 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 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 3
- 239000012266 salt solution Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 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 2
- 101150094193 AHP1 gene Proteins 0.000 description 2
- 101150039260 AHP2 gene Proteins 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 101100269451 Arabidopsis thaliana AHL10 gene Proteins 0.000 description 2
- 101100322803 Arabidopsis thaliana AHL13 gene Proteins 0.000 description 2
- 101100124983 Arabidopsis thaliana HOP2 gene Proteins 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 125000005210 alkyl ammonium group Chemical group 0.000 description 2
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000002296 dynamic light scattering Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 239000000976 ink Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000012875 nonionic emulsifier Substances 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 239000012286 potassium permanganate Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- ZZIZZTHXZRDOFM-XFULWGLBSA-N tamsulosin hydrochloride Chemical compound [H+].[Cl-].CCOC1=CC=CC=C1OCCN[C@H](C)CC1=CC=C(OC)C(S(N)(=O)=O)=C1 ZZIZZTHXZRDOFM-XFULWGLBSA-N 0.000 description 2
- LGPPATCNSOSOQH-UHFFFAOYSA-N 1,1,2,3,4,4-hexafluorobuta-1,3-diene Chemical compound FC(F)=C(F)C(F)=C(F)F LGPPATCNSOSOQH-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- 238000004293 19F NMR spectroscopy Methods 0.000 description 1
- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical class COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical class C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group 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
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 239000012935 ammoniumperoxodisulfate Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- MSMNVXKYCPHLLN-UHFFFAOYSA-N azane;oxalic acid;hydrate Chemical compound N.N.O.OC(=O)C(O)=O MSMNVXKYCPHLLN-UHFFFAOYSA-N 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 238000010945 base-catalyzed hydrolysis reactiony Methods 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- HAHLURFXZPKIQK-UHFFFAOYSA-N diazanium;sulfinato sulfite Chemical compound [NH4+].[NH4+].[O-]S(=O)OS([O-])=O HAHLURFXZPKIQK-UHFFFAOYSA-N 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- PQVSTLUFSYVLTO-UHFFFAOYSA-N ethyl n-ethoxycarbonylcarbamate Chemical compound CCOC(=O)NC(=O)OCC PQVSTLUFSYVLTO-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229940030980 inova Drugs 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium hydroxide monohydrate Substances [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 description 1
- 229940040692 lithium hydroxide monohydrate Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- GEVPUGOOGXGPIO-UHFFFAOYSA-N oxalic acid;dihydrate Chemical compound O.O.OC(=O)C(O)=O GEVPUGOOGXGPIO-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- YVBBRRALBYAZBM-UHFFFAOYSA-N perfluorooctane Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F YVBBRRALBYAZBM-UHFFFAOYSA-N 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 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 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003021 water soluble solvent 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/894,090 US7304101B2 (en) | 2004-07-19 | 2004-07-19 | Method of purifying a dispersion of ionic fluoropolymer |
| PCT/US2005/024415 WO2006019652A1 (en) | 2004-07-19 | 2005-07-11 | Method of purifying a dispersion of ionic fluoropolymer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008506834A true JP2008506834A (ja) | 2008-03-06 |
| JP2008506834A5 JP2008506834A5 (enExample) | 2008-08-07 |
Family
ID=34981699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007522539A Pending JP2008506834A (ja) | 2004-07-19 | 2005-07-11 | イオン性フルオロポリマーの分散体の精製方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7304101B2 (enExample) |
| EP (1) | EP1769010A1 (enExample) |
| JP (1) | JP2008506834A (enExample) |
| KR (1) | KR20070044018A (enExample) |
| CN (1) | CN100532407C (enExample) |
| CA (1) | CA2573759A1 (enExample) |
| TW (1) | TW200619233A (enExample) |
| WO (1) | WO2006019652A1 (enExample) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009170412A (ja) * | 2007-12-18 | 2009-07-30 | Sumitomo Chemical Co Ltd | 高分子電解質の精製方法 |
| JP2012511606A (ja) * | 2008-12-11 | 2012-05-24 | ソルヴェイ・スペシャルティ・ポリマーズ・イタリー・エッセ・ピ・ア | フルオロイオノマー組成物の精製 |
| WO2013176185A1 (ja) | 2012-05-23 | 2013-11-28 | ダイキン工業株式会社 | 含フッ素ポリマー水性分散体の製造方法及び精製含フッ素ポリマー水性分散体 |
| JP2013245237A (ja) * | 2012-05-23 | 2013-12-09 | Daikin Industries Ltd | 含フッ素ポリマー水性分散体の製造方法及び精製含フッ素ポリマー水性分散体 |
| WO2017038827A1 (ja) * | 2015-08-31 | 2017-03-09 | 旭硝子株式会社 | 液状組成物の製造方法、触媒層形成用塗工液の製造方法および膜電極接合体の製造方法 |
| WO2017038824A1 (ja) * | 2015-08-31 | 2017-03-09 | 旭硝子株式会社 | 液状組成物の製造方法、触媒層形成用塗工液の製造方法および膜電極接合体の製造方法 |
| JP2023503221A (ja) * | 2019-12-12 | 2023-01-27 | ジョンソン マッセイ ハイドロジェン テクノロジーズ リミテッド | 電極触媒インク |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070015937A1 (en) * | 2005-07-15 | 2007-01-18 | 3M Innovative Properties Company | Process for recovery of fluorinated carboxylic acid surfactants from exhaust gas |
| US20080015304A1 (en) | 2006-07-13 | 2008-01-17 | Klaus Hintzer | Aqueous emulsion polymerization process for producing fluoropolymers |
| GB2430437A (en) * | 2005-09-27 | 2007-03-28 | 3M Innovative Properties Co | Method of making a fluoropolymer |
| EP1845116A1 (en) * | 2006-04-11 | 2007-10-17 | Solvay Solexis S.p.A. | Fluoropolymer dispersion purification |
| US20100022702A1 (en) * | 2006-12-12 | 2010-01-28 | Chen Lisa P | Thermally stable fluoropolymers |
| US20080264864A1 (en) | 2007-04-27 | 2008-10-30 | 3M Innovative Properties Company | PROCESS FOR REMOVING FLUORINATED EMULSIFIER FROM FLUOROPOLMER DISPERSIONS USING AN ANION-EXCHANGE RESIN AND A pH-DEPENDENT SURFACTANT AND FLUOROPOLYMER DISPERSIONS CONTAINING A pH-DEPENDENT SURFACTANT |
| JP5119854B2 (ja) * | 2007-10-22 | 2013-01-16 | ダイキン工業株式会社 | 含フッ素ポリマー分散体及び含フッ素ポリマー分散体製造方法 |
| CN102459361B (zh) | 2009-06-12 | 2019-07-05 | 索尔维索莱克西斯公司 | 具有低表面张力、低液体粘度以及高固体含量的氟代离聚物分散体 |
| EP3353221B1 (en) * | 2015-09-23 | 2023-06-07 | 3M Innovative Properties Company | Method of making a copolymer of tetrafluoroethylene having sulfonyl pendant groups |
| US11377510B2 (en) | 2017-09-14 | 2022-07-05 | 3M Innovative Properties Company | Fluorinated copolymer and compositions and articles including the same |
| KR102482452B1 (ko) * | 2017-09-28 | 2022-12-29 | 삼성디스플레이 주식회사 | 유기 재료 정제 조성물 및 이를 이용한 유기 재료 정제 방법 |
| CN107858140B (zh) * | 2017-10-25 | 2021-01-01 | 中国石油天然气股份有限公司 | 一种耐酸型泡沫防窜剂及其制备方法 |
| KR20220119048A (ko) | 2019-12-20 | 2022-08-26 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 플루오르화 공중합체 및 이를 포함하는 조성물 및 물품 |
| US20230090482A1 (en) | 2020-04-09 | 2023-03-23 | 3M Innovative Properties Company | Composite including fluorinated polymer and salt nanoparticles and articles including the same |
| CN111495108B (zh) * | 2020-04-22 | 2022-03-15 | 浙江利化新材料科技有限公司 | 一种六氟环氧丙烷的分离纯化方法及所用吸附剂 |
| KR102305504B1 (ko) * | 2020-05-22 | 2021-09-27 | 주식회사 유라마 | 유기발광소재(oled) 정제용 이온성액체의 재사용을 위한 정제방법 |
| WO2023057926A1 (en) | 2021-10-07 | 2023-04-13 | 3M Innovative Properties Company | Composite including fluorinated polymer and lithium fluoride nanoparticles and articles including the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001226425A (ja) * | 2000-02-16 | 2001-08-21 | Daikin Ind Ltd | フッ素系アイオノマーの精製・濃縮方法 |
| JP2002532583A (ja) * | 1998-12-11 | 2002-10-02 | ダイネオン・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンディトゲゼルシャフト | フルオロポリマーの水性分散液 |
| JP2003522232A (ja) * | 2000-02-01 | 2003-07-22 | ダイネオン リミティド ライアビリティー カンパニー | 超清浄なフルオロポリマー |
| JP2004528452A (ja) * | 2001-04-24 | 2004-09-16 | スリーエム イノベイティブ プロパティズ カンパニー | 過酸化物硬化性フルオロエラストマー組成物 |
| JP2006515375A (ja) * | 2002-05-22 | 2006-05-25 | スリーエム イノベイティブ プロパティズ カンパニー | 水性フルオロポリマー分散系中のフッ素化界面活性剤の量を減少させる方法 |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3624053A (en) * | 1963-06-24 | 1971-11-30 | Du Pont | Trifluorovinyl sulfonic acid polymers |
| GB1034197A (en) | 1963-09-13 | 1966-06-29 | Du Pont | Sulphonic acid derivatives of fluorocarbon vinyl ethers, and polymers thereof |
| US3282875A (en) * | 1964-07-22 | 1966-11-01 | Du Pont | Fluorocarbon vinyl ether polymers |
| US3993614A (en) * | 1969-07-14 | 1976-11-23 | Minnesota Mining And Manufacturing Company | Sulfonated aromatic polyisocyanates and preparation of stable anionic polyurethane or polyurea latices therefor |
| JPS5349090A (en) * | 1976-10-15 | 1978-05-04 | Asahi Glass Co Ltd | Preparation of fluorinated plymer containing ion exchange group |
| DE2903981A1 (de) * | 1979-02-02 | 1980-08-07 | Hoechst Ag | Rueckgewinnung fluorierter emulgatorsaeuren aus basischen anionenaustauschern |
| DE2908001C2 (de) * | 1979-03-01 | 1981-02-19 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung konzentrierter Dispersionen von Fluorpolymeren |
| JPS5645911A (en) * | 1979-09-25 | 1981-04-25 | Asahi Glass Co Ltd | Production of ion-exchangeable fluorinated polymer |
| 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 |
| US4433082A (en) * | 1981-05-01 | 1984-02-21 | E. I. Du Pont De Nemours And Company | Process for making liquid composition of perfluorinated ion exchange polymer, and product thereof |
| US4940525A (en) * | 1987-05-08 | 1990-07-10 | The Dow Chemical Company | Low equivalent weight sulfonic fluoropolymers |
| US5286843A (en) * | 1992-05-22 | 1994-02-15 | Rohm And Haas Company | Process for improving water-whitening resistance of pressure sensitive adhesives |
| WO1994003503A2 (en) | 1992-07-30 | 1994-02-17 | Imperial Chemical Industries Plc | Fluorinated polymers |
| US5310765A (en) * | 1993-03-03 | 1994-05-10 | E. I. Du Pont De Nemours And Company | Process for hydrolysis of ion exchange membranes |
| DE4402694A1 (de) * | 1993-06-02 | 1995-08-03 | Hoechst Ag | Verfahren zur Rückgewinnung von fluorierten Carbonsäuren |
| US5608022A (en) * | 1993-10-12 | 1997-03-04 | Asahi Kasei Kogyo Kabushiki Kaisha | Perfluorocarbon copolymer containing functional groups and a method for producing it |
| US6156451A (en) * | 1994-11-10 | 2000-12-05 | E. I. Du Pont De Nemours And Company | Process for making composite ion exchange membranes |
| US5936060A (en) * | 1996-11-25 | 1999-08-10 | E. I. Du Pont De Nemours And Company | Perfluoroelastomer composition having improved processability |
| EP0968196B1 (fr) * | 1997-07-25 | 2004-10-27 | Acep Inc. | Composes ioniques perfluorovinyliques et leur utilisation dans des materiaux conducteurs |
| US6025092A (en) * | 1998-02-13 | 2000-02-15 | E. I. Du Pont De Nemours And Company | Fluorinated ionomers and their uses |
| DE19824614A1 (de) * | 1998-06-02 | 1999-12-09 | Dyneon Gmbh | Verfahren zur Rückgewinnung von fluorierten Alkansäuren aus Abwässern |
| DE19824615A1 (de) * | 1998-06-02 | 1999-12-09 | Dyneon Gmbh | Verfahren zur Rückgewinnung von fluorierten Alkansäuren aus Abwässern |
| JP2002538235A (ja) * | 1999-03-02 | 2002-11-12 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | フッ素化コポリマーのフリーラジカル重合方法 |
| DE19932771A1 (de) * | 1999-07-14 | 2001-01-18 | Dyneon Gmbh | Verfahren zur Eluierung fluorierter Emulgatoren |
| DE19933696A1 (de) * | 1999-07-17 | 2001-01-18 | Dyneon Gmbh | Verfahren zur Rückgewinnung fluorierter Emulgatoren aus wässrigen Phasen |
| DE19953285A1 (de) * | 1999-11-05 | 2001-05-10 | Dyneon Gmbh | Verfahren zur Rückgewinnung fluorierter Emulgatoren |
| EP1283225B1 (en) | 2000-02-16 | 2006-05-03 | Daikin Industries, Ltd. | Process for producing fluoroionomer, method for purification and concentration of the ionomer, and method of film formation |
| US6733914B1 (en) * | 2000-02-18 | 2004-05-11 | Ion Power, Inc. | Fuel cell membranes |
| US6610465B2 (en) * | 2001-04-11 | 2003-08-26 | Clariant Finance (Bvi) Limited | Process for producing film forming resins for photoresist compositions |
| US6713567B2 (en) * | 2001-07-13 | 2004-03-30 | E. I. Du Pont De Nemours And Company | Method for forming fluorinated ionomers |
| EP1427788B1 (en) | 2001-09-05 | 2014-05-21 | 3M Innovative Properties Company | Fluoropolymer dispersion containing no or little low molecular weight fluorinated surfactant |
| CN1571808A (zh) * | 2001-10-15 | 2005-01-26 | 纳幕尔杜邦公司 | 通过原位聚合制备的用于燃料电池的固体聚合物薄膜 |
| CA2490136C (en) | 2002-06-17 | 2009-08-18 | Daikin Industries, Ltd. | Fluoropolymer dispersion and process for producing fluoropolymer dispersion |
| US20040107869A1 (en) * | 2002-12-10 | 2004-06-10 | 3M Innovative Properties Company | Catalyst ink |
| US6624328B1 (en) * | 2002-12-17 | 2003-09-23 | 3M Innovative Properties Company | Preparation of perfluorinated vinyl ethers having a sulfonyl fluoride end-group |
| US7348088B2 (en) * | 2002-12-19 | 2008-03-25 | 3M Innovative Properties Company | Polymer electrolyte membrane |
| ATE502062T1 (de) | 2003-10-24 | 2011-04-15 | 3M Innovative Properties Co | Wässrige dispersionen von polytetrafluorethylenteilchen |
| US7265162B2 (en) * | 2003-11-13 | 2007-09-04 | 3M Innovative Properties Company | Bromine, chlorine or iodine functional polymer electrolytes crosslinked by e-beam |
| EP1533325B1 (en) * | 2003-11-17 | 2011-10-19 | 3M Innovative Properties Company | Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant |
| US7060738B2 (en) * | 2003-12-11 | 2006-06-13 | 3M Innovative Properties Company | Polymer electrolytes crosslinked by ultraviolet radiation |
-
2004
- 2004-07-19 US US10/894,090 patent/US7304101B2/en not_active Expired - Lifetime
-
2005
- 2005-07-11 WO PCT/US2005/024415 patent/WO2006019652A1/en not_active Ceased
- 2005-07-11 EP EP05770914A patent/EP1769010A1/en not_active Withdrawn
- 2005-07-11 CN CNB2005800242442A patent/CN100532407C/zh not_active Expired - Fee Related
- 2005-07-11 KR KR1020077003808A patent/KR20070044018A/ko not_active Withdrawn
- 2005-07-11 CA CA002573759A patent/CA2573759A1/en not_active Abandoned
- 2005-07-11 JP JP2007522539A patent/JP2008506834A/ja active Pending
- 2005-07-19 TW TW094124248A patent/TW200619233A/zh unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002532583A (ja) * | 1998-12-11 | 2002-10-02 | ダイネオン・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンディトゲゼルシャフト | フルオロポリマーの水性分散液 |
| JP2003522232A (ja) * | 2000-02-01 | 2003-07-22 | ダイネオン リミティド ライアビリティー カンパニー | 超清浄なフルオロポリマー |
| JP2001226425A (ja) * | 2000-02-16 | 2001-08-21 | Daikin Ind Ltd | フッ素系アイオノマーの精製・濃縮方法 |
| JP2004528452A (ja) * | 2001-04-24 | 2004-09-16 | スリーエム イノベイティブ プロパティズ カンパニー | 過酸化物硬化性フルオロエラストマー組成物 |
| JP2006515375A (ja) * | 2002-05-22 | 2006-05-25 | スリーエム イノベイティブ プロパティズ カンパニー | 水性フルオロポリマー分散系中のフッ素化界面活性剤の量を減少させる方法 |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009170412A (ja) * | 2007-12-18 | 2009-07-30 | Sumitomo Chemical Co Ltd | 高分子電解質の精製方法 |
| JP2012511606A (ja) * | 2008-12-11 | 2012-05-24 | ソルヴェイ・スペシャルティ・ポリマーズ・イタリー・エッセ・ピ・ア | フルオロイオノマー組成物の精製 |
| 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 |
| WO2013176185A1 (ja) | 2012-05-23 | 2013-11-28 | ダイキン工業株式会社 | 含フッ素ポリマー水性分散体の製造方法及び精製含フッ素ポリマー水性分散体 |
| JP2014001376A (ja) * | 2012-05-23 | 2014-01-09 | Daikin Ind Ltd | 含フッ素ポリマー水性分散体の製造方法及び精製含フッ素ポリマー水性分散体 |
| EP2853548A4 (en) * | 2012-05-23 | 2016-03-16 | Daikin Ind Ltd | METHOD FOR PRODUCING AN AQUEOUS FLUORINOUS POLYMER DISPERSIBILITY AND CLEANING AQUEOUS FLUOR WITH THE POLYMER DISPERSING ELEMENT |
| JP2013245237A (ja) * | 2012-05-23 | 2013-12-09 | Daikin Industries Ltd | 含フッ素ポリマー水性分散体の製造方法及び精製含フッ素ポリマー水性分散体 |
| KR20180048587A (ko) * | 2015-08-31 | 2018-05-10 | 아사히 가라스 가부시키가이샤 | 액상 조성물의 제조 방법, 촉매층 형성용 도공액의 제조 방법 및 막 전극 접합체의 제조 방법 |
| WO2017038824A1 (ja) * | 2015-08-31 | 2017-03-09 | 旭硝子株式会社 | 液状組成物の製造方法、触媒層形成用塗工液の製造方法および膜電極接合体の製造方法 |
| WO2017038827A1 (ja) * | 2015-08-31 | 2017-03-09 | 旭硝子株式会社 | 液状組成物の製造方法、触媒層形成用塗工液の製造方法および膜電極接合体の製造方法 |
| JPWO2017038827A1 (ja) * | 2015-08-31 | 2018-06-28 | 旭硝子株式会社 | 液状組成物の製造方法、触媒層形成用塗工液の製造方法および膜電極接合体の製造方法 |
| JPWO2017038824A1 (ja) * | 2015-08-31 | 2018-07-26 | 旭硝子株式会社 | 液状組成物の製造方法、触媒層形成用塗工液の製造方法および膜電極接合体の製造方法 |
| US10457760B2 (en) | 2015-08-31 | 2019-10-29 | AGC Inc. | Process for producing liquid composition and process for producing catalyst layer-forming coating liquid |
| US10461336B2 (en) | 2015-08-31 | 2019-10-29 | AGC Inc. | Process for producing liquid composition and process for producing catalyst layer-forming coating liquid |
| KR102525262B1 (ko) | 2015-08-31 | 2023-04-24 | 에이지씨 가부시키가이샤 | 액상 조성물의 제조 방법, 촉매층 형성용 도공액의 제조 방법 및 막 전극 접합체의 제조 방법 |
| JP2023503221A (ja) * | 2019-12-12 | 2023-01-27 | ジョンソン マッセイ ハイドロジェン テクノロジーズ リミテッド | 電極触媒インク |
| JP7685484B2 (ja) | 2019-12-12 | 2025-05-29 | ジョンソン マッセイ ハイドロジェン テクノロジーズ リミテッド | 電極触媒インク |
Also Published As
| Publication number | Publication date |
|---|---|
| US20060014886A1 (en) | 2006-01-19 |
| CA2573759A1 (en) | 2006-02-23 |
| CN1989160A (zh) | 2007-06-27 |
| WO2006019652A1 (en) | 2006-02-23 |
| EP1769010A1 (en) | 2007-04-04 |
| CN100532407C (zh) | 2009-08-26 |
| KR20070044018A (ko) | 2007-04-26 |
| US7304101B2 (en) | 2007-12-04 |
| TW200619233A (en) | 2006-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7304101B2 (en) | Method of purifying a dispersion of ionic fluoropolymer | |
| US20060014887A1 (en) | Method of hydrolyzing a dispersion of ionic fluoropolymer | |
| EP1172382B1 (en) | Polymerization process of sulphonic monomers | |
| CN101535352B (zh) | 使用包含氟聚醚酸或盐以及短链含氟表面活性剂的聚合剂进行的氟化单体的含水聚合反应 | |
| US7348088B2 (en) | Polymer electrolyte membrane | |
| WO2018167190A1 (en) | Method for making fluoropolymers | |
| JP5978762B2 (ja) | 含フッ素ポリマー水性分散体の製造方法及び精製含フッ素ポリマー水性分散体 | |
| JP2008506834A5 (enExample) | ||
| EP2039709B1 (en) | Aqueous fluorine-containing polymer dispersion | |
| US20250188211A1 (en) | Method for making fluoropolymers containing ion exchange groups | |
| US8329813B2 (en) | Thermal reduction of fluoroether carboxylic acids or salts from fluoropolymer dispersions | |
| CN112955494A (zh) | 可分散离聚物粉末和其制作方法 | |
| US9644055B2 (en) | Method for producing aqueous fluorine-containing polymer dispersing element, and purified aqueous fluorine-containing polymer dispersing element | |
| CN114761445A (zh) | 全氟磺酸离聚物的可分散颗粒 | |
| US20100022702A1 (en) | Thermally stable fluoropolymers | |
| CN115466343B (zh) | 一种聚醚二酸或其盐类表面活性剂及其应用 | |
| WO2025089223A1 (ja) | 含フッ素重合体の製造方法 | |
| CN119320473A (zh) | 一种不含全氟辛酸或全氟辛磺酸的全氟磺酸树脂及其制备方法，催化剂层和氢燃料电池膜电极 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080618 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20080618 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20110119 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110215 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20110516 |
|
| A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20110523 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20120110 |