WO2002033709A1 - (composite) membranes of solid polyelectrolytes bearing phosphoric acid groups and processes for their production - Google Patents
(composite) membranes of solid polyelectrolytes bearing phosphoric acid groups and processes for their production Download PDFInfo
- Publication number
- WO2002033709A1 WO2002033709A1 PCT/JP2001/009209 JP0109209W WO0233709A1 WO 2002033709 A1 WO2002033709 A1 WO 2002033709A1 JP 0109209 W JP0109209 W JP 0109209W WO 0233709 A1 WO0233709 A1 WO 0233709A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- unsaturated monomer
- group
- solid polymer
- polymer electrolyte
- acid group
- Prior art date
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- 239000007787 solid Substances 0.000 title claims abstract description 110
- 239000012528 membrane Substances 0.000 title claims abstract description 109
- 238000000034 method Methods 0.000 title claims abstract description 43
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000002131 composite material Substances 0.000 title claims description 78
- 229920000867 polyelectrolyte Polymers 0.000 title abstract 6
- 239000000178 monomer Substances 0.000 claims abstract description 197
- 229920005989 resin Polymers 0.000 claims abstract description 76
- 239000011347 resin Substances 0.000 claims abstract description 76
- 125000000542 sulfonic acid group Chemical group 0.000 claims abstract description 75
- 239000002253 acid Substances 0.000 claims abstract description 33
- 239000005518 polymer electrolyte Substances 0.000 claims description 100
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 claims description 98
- 230000003014 reinforcing effect Effects 0.000 claims description 60
- 239000000203 mixture Substances 0.000 claims description 48
- 125000000217 alkyl group Chemical group 0.000 claims description 21
- 229910052739 hydrogen Inorganic materials 0.000 claims description 20
- 239000001257 hydrogen Substances 0.000 claims description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 18
- 239000003999 initiator Substances 0.000 claims description 18
- 239000000835 fiber Substances 0.000 claims description 16
- 229920000642 polymer Polymers 0.000 claims description 13
- 239000004745 nonwoven fabric Substances 0.000 claims description 12
- MAGFQRLKWCCTQJ-UHFFFAOYSA-N 4-ethenylbenzenesulfonic acid Chemical group OS(=O)(=O)C1=CC=C(C=C)C=C1 MAGFQRLKWCCTQJ-UHFFFAOYSA-N 0.000 claims description 10
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 claims description 10
- 239000003792 electrolyte Substances 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims description 9
- 230000001678 irradiating effect Effects 0.000 claims description 8
- 230000000379 polymerizing effect Effects 0.000 claims description 8
- 229920001577 copolymer Polymers 0.000 claims description 7
- 239000002759 woven fabric Substances 0.000 claims description 7
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical group [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 238000012217 deletion Methods 0.000 claims 4
- 230000037430 deletion Effects 0.000 claims 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 229910010272 inorganic material Inorganic materials 0.000 claims 1
- 239000011147 inorganic material Substances 0.000 claims 1
- 229920006395 saturated elastomer Polymers 0.000 claims 1
- 150000003457 sulfones Chemical class 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 6
- 229920006015 heat resistant resin Polymers 0.000 abstract description 4
- 229920002313 fluoropolymer Polymers 0.000 abstract description 3
- 239000004811 fluoropolymer Substances 0.000 abstract description 3
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- 239000000123 paper Substances 0.000 description 8
- 230000002787 reinforcement Effects 0.000 description 7
- 239000003085 diluting agent Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- -1 perfluoro skeleton Chemical group 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 239000000446 fuel Substances 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 5
- FIHBHSQYSYVZQE-UHFFFAOYSA-N 6-prop-2-enoyloxyhexyl prop-2-enoate Chemical compound C=CC(=O)OCCCCCCOC(=O)C=C FIHBHSQYSYVZQE-UHFFFAOYSA-N 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 4
- 238000007334 copolymerization reaction Methods 0.000 description 4
- 150000002430 hydrocarbons Chemical group 0.000 description 4
- ZDHCZVWCTKTBRY-UHFFFAOYSA-N omega-Hydroxydodecanoic acid Natural products OCCCCCCCCCCCC(O)=O ZDHCZVWCTKTBRY-UHFFFAOYSA-N 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 101001102158 Homo sapiens Phosphatidylserine synthase 1 Proteins 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- 102100039298 Phosphatidylserine synthase 1 Human genes 0.000 description 3
- 239000004693 Polybenzimidazole Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 3
- 125000002843 carboxylic acid group Chemical group 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229920002480 polybenzimidazole Polymers 0.000 description 3
- LDTAOIUHUHHCMU-UHFFFAOYSA-N 3-methylpent-1-ene Chemical compound CCC(C)C=C LDTAOIUHUHHCMU-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000531908 Aramides Species 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 244000028419 Styrax benzoin Species 0.000 description 2
- 235000000126 Styrax benzoin Nutrition 0.000 description 2
- 235000008411 Sumatra benzointree Nutrition 0.000 description 2
- 229920003235 aromatic polyamide Polymers 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 229960002130 benzoin Drugs 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 235000019382 gum benzoic Nutrition 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 239000012784 inorganic fiber Substances 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 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 1
- QWUWMCYKGHVNAV-UHFFFAOYSA-N 1,2-dihydrostilbene Chemical group C=1C=CC=CC=1CCC1=CC=CC=C1 QWUWMCYKGHVNAV-UHFFFAOYSA-N 0.000 description 1
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- BQZJOQXSCSZQPS-UHFFFAOYSA-N 2-methoxy-1,2-diphenylethanone Chemical compound C=1C=CC=CC=1C(OC)C(=O)C1=CC=CC=C1 BQZJOQXSCSZQPS-UHFFFAOYSA-N 0.000 description 1
- GASMGDMKGYYAHY-UHFFFAOYSA-N 2-methylidenehexanamide Chemical compound CCCCC(=C)C(N)=O GASMGDMKGYYAHY-UHFFFAOYSA-N 0.000 description 1
- XEEYSDHEOQHCDA-UHFFFAOYSA-N 2-methylprop-2-ene-1-sulfonic acid Chemical compound CC(=C)CS(O)(=O)=O XEEYSDHEOQHCDA-UHFFFAOYSA-N 0.000 description 1
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 1
- 229940076442 9,10-anthraquinone Drugs 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Chemical group 0.000 description 1
- QSJXEFYPDANLFS-UHFFFAOYSA-N Diacetyl Chemical group CC(=O)C(C)=O QSJXEFYPDANLFS-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 1
- 125000000746 allylic group Chemical group 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 1
- BMFYCFSWWDXEPB-UHFFFAOYSA-N cyclohexyl(phenyl)methanone Chemical compound C=1C=CC=CC=1C(=O)C1CCCCC1 BMFYCFSWWDXEPB-UHFFFAOYSA-N 0.000 description 1
- 230000003413 degradative effect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 150000002169 ethanolamines Chemical class 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Chemical group 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920006284 nylon film Polymers 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 229920001470 polyketone Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229940005642 polystyrene sulfonic acid Drugs 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- NHARPDSAXCBDDR-UHFFFAOYSA-N propyl 2-methylprop-2-enoate Chemical compound CCCOC(=O)C(C)=C NHARPDSAXCBDDR-UHFFFAOYSA-N 0.000 description 1
- 150000004053 quinones Chemical class 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 150000003440 styrenes Chemical class 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 239000013585 weight reducing agent 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
- C08F30/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal
- C08F30/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing phosphorus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
-
- 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
- C08F230/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal
- C08F230/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing phosphorus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
- H01B1/122—Ionic conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/1027—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having carbon, oxygen and other atoms, e.g. sulfonated polyethersulfones [S-PES]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/1034—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having phosphorus, e.g. sulfonated polyphosphazenes [S-PPh]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1039—Polymeric electrolyte materials halogenated, e.g. sulfonated polyvinylidene fluorides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1058—Polymeric electrolyte materials characterised by a porous support having no ion-conducting properties
- H01M8/106—Polymeric electrolyte materials characterised by a porous support having no ion-conducting properties characterised by the chemical composition of the porous support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
- H01M8/1072—Polymeric electrolyte materials characterised by the manufacturing processes by chemical reactions, e.g. insitu polymerisation or insitu crosslinking
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0088—Composites
- H01M2300/0094—Composites in the form of layered products, e.g. coatings
-
- 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
- Y02E60/10—Energy storage using batteries
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249962—Void-containing component has a continuous matrix of fibers only [e.g., porous paper, etc.]
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2418—Coating or impregnation increases electrical conductivity or anti-static quality
Definitions
- the present invention relates to a solid polymer electrolyte (composite) membrane containing a phosphate group and a method for producing the same.
- the present invention relates to solid polymer electrolyte (composite) membranes suitable for electrolyte membranes, display elements, various sensors, signal transmission media, solid capacitors, ion exchange membranes, etc. for primary batteries, secondary batteries, fuel cells, etc.
- Polymers belonging to the so-called cation exchange resin as solid polymer electrolyte materials for example, polystyrene sulfonic acid, polyvinyl sulfonic acid, perphnolerosulfonate polymer, and nophnoreolocanolevon acid polymer LPolymei 'Preprints, Japan Vol. 42, No. 7, pp. 2490—2492 (1993), Polymer Preprints, Japan Vol. 43, No. 3, pp. 735—736 (1994), Polymer Preprints, Ja an Vol. 42, No. 3, pp. 730 (1993)].
- cation exchange resin as solid polymer electrolyte materials
- a solid polymer material having a sulfonic acid group in a side chain has a property of firmly binding to a specific ion and a property of selectively transmitting a cation or an anion. It is formed into a membrane and can be used for various purposes such as electrodialysis membrane, diffusion dialysis membrane, and battery diaphragm.
- a fluoropolymer electrolyte membrane with a sulfonic acid group in the side chain of the perfluoro skeleton known under the trademark of Nafion (DuPont) has excellent heat and chemical resistance, and can withstand use under severe conditions Practical as an electrolyte membrane.
- the above-mentioned fluorine-based electrolyte membrane has a problem that it is very expensive because of its difficulty in manufacturing.
- an object of the present invention is to provide a solid polymer electrolyte membrane having high conductivity sufficient for use in fuel cells and the like, and also having excellent heat resistance and chemical resistance, and a method for producing the same. .
- Another object of the present invention is to provide a solid polymer having high conductivity sufficient for use in a fuel cell and excellent durability such as mechanical strength and heat resistance, chemical resistance and dimensional stability.
- An object of the present invention is to provide a molecular electrolyte composite membrane and a method for producing the same. Disclosure of the invention
- the solid polymer electrolyte membrane composed of a copolymer with one or more sulfonic acid group-containing unsaturated monomers having one or more sulfonic acid groups and one or more ethylenically unsaturated bonds has extremely high conductivity. It has been discovered that the conductivity has low temperature dependence and is excellent in heat resistance and chemical resistance.
- the present inventors have also reinforced a composition containing a phosphate group-containing unsaturated monomer (or a phosphate group-containing unsaturated monomer and a sulfonic acid group-containing unsaturated monomer) and a polymerization initiator.
- the polymer electrolyte is impregnated or coated on the polymer and polymerized to show high proton conductivity over a wide temperature and humidity range without using an organic solvent, and has excellent mechanical strength and durability. It has been found that a membrane can be obtained.
- the present invention has been completed based on this invention.
- the solid polymer electrolyte membrane of the present invention comprises a phosphate group-containing unsaturated monomer having at least one phosphate group and at least one ethylenically unsaturated bond in a molecule, A sulfonic acid group-containing resin obtained by copolymerizing at least one sulfonic acid group and at least one sulfonic acid group-containing unsaturated monomer having an ethylenically unsaturated bond. I do.
- Ri is H or CH 3
- R 2 is H, is preferably GH 3 or CH 2 G1.
- the unsaturated monomer containing a sulfonic acid group is preferably p-styrenesulfonic acid.
- the method for producing a proton conductive solid polymer electrolyte ⁇ consisting of a phosphate group / sulfonic acid group-containing resin consists of one or more phosphate groups and one or more ethylenically unsaturated bonds in the molecule.
- a photopolymerization initiator is added to a mixture of a phosphoric acid group-containing unsaturated monomer and a sulfonic acid group-containing unsaturated monomer, and the obtained composition is cast on a molding die. It is preferable that the unsaturated monomer containing a phosphoric acid group and the unsaturated monomer containing a sulfonic acid group are copolymerized by covering with an ultraviolet ray transmitting plate and irradiating ultraviolet rays.
- the first solid polymer electrolyte composite membrane having proton conductivity is characterized by comprising a phosphate group-containing resin and a reinforcing sheet.
- Phosphate group-containing resins are resins that have at least one phosphate group and at least one ethylenically unsaturated bond in the molecule. It is preferably a proton conductive solid polymer obtained by polymerizing an acid group-containing unsaturated monomer.
- the reinforcing sheet is preferably a sheet made of inorganic or organic fibers.
- the reinforcing sheet is preferably a woven fabric, a nonwoven fabric, paper or a resin film.
- the resin film is preferably microporous.
- the method of the present invention for producing a first solid polymer electrolyte composite membrane having proton conductivity, comprising a phosphate group-containing resin and a reinforcing sheet comprises one or more phosphate groups and one or more A phosphate group-containing unsaturated monomer having an ethylenically unsaturated bond is impregnated or coated on a reinforcing sheet, and then the phosphate group-containing unsaturated monomer is polymerized.
- a reinforcing sheet is impregnated or coated with a composition containing a phosphoric acid group-containing unsaturated monomer and a photopolymerization initiator, and then the reinforcing sheet is sandwiched between a UV-transmissive supporting substrate, It is preferred that the phosphoric acid group-containing unsaturated monomer is polymerized by irradiating the monomer.
- the second solid polymer electrolyte composite membrane having proton conductivity comprises a phosphate group / sulfonic acid group-containing resin and a reinforcing sheet.
- Phosphate group / sulfonic acid group The resin contains a phosphate group-containing unsaturated monomer having one or more phosphate groups and one or more ethylenically unsaturated bonds in the molecule, and one or more sulfonic acid groups in the molecule.
- a copolymer with a sulfonic acid group-containing unsaturated monomer having at least one ethylenically unsaturated bond is a copolymer with a sulfonic acid group-containing unsaturated monomer having at least one ethylenically unsaturated bond.
- Phosphate Group A method for producing a second solid polymer electrolyte composite membrane having proton conductivity composed of a resin containing a Z sulfonic acid group and a captive sheet comprises one or more phosphate groups and one or more phosphate groups in the molecule.
- a phosphoric acid group-containing unsaturated monomer having at least one ethylenically unsaturated bond and a sulfonic acid group-containing unsaturated monomer having at least one sulfonic acid group and at least one ethylenically unsaturated bond in the molecule After impregnating or applying a composition containing a monomer to a reinforcing sheet, the unsaturated monomer containing a phosphoric acid group and the unsaturated monomer containing a sulfonic acid group are copolymerized.
- the reinforcing sheet is impregnated or coated with a composition containing a phosphate group-containing unsaturated monomer, a sulfonic acid group-containing unsaturated monomer, and a photopolymerization initiator. Is sandwiched between supporting substrates that transmit ultraviolet light, More preferably, the phosphoric acid group-containing unsaturated monomer and the sulfonic acid group-containing unsaturated monomer are copolymerized.
- Both the first and second solid polymer electrolyte composite membrane of the present invention a temperature range of your stomach 30 to 80 ° C in water-containing, high conductivity in the range of 10- 5 ⁇ 10- 2 Scm-i And the weight loss onset temperature is 200.
- the solid polymer electrolyte composite membrane containing a resin containing a phosphate group Z and a sulfonate group has remarkably low temperature dependence of conductivity, and is 30 to 80.
- a polymer electrolyte prepared in advance is dissolved in an organic solvent to form a cast film.
- the product is irradiated with ultraviolet rays to be polymerized or copolymerized, so that it is free from the complexity of handling organic solvents.
- Figure 1 is a partial cross-sectional side view showing a state where a solid polymer electrolyte composite membrane is sandwiched between two glass plates.
- Figure 2 is a plan view showing a state in which a solid polymer electrolyte composite membrane is sandwiched between two glass plates.
- FIG. 3A is a graph showing the relationship between the temperature T (° G) and the electrical conductivity log ( ⁇ / Scm-i) for the solid polymer electrolyte composite membranes of Examples 3 and 4.
- FIG. 3 (b) is a graph showing the relationship between the temperature T (° C) and the electrical conductivity log ( ⁇ / Scm-i) for the solid polymer electrolyte composite membranes of Examples 7 and 8.
- FIG. 3 (c) is a graph showing the relationship between the temperature T (.C) and the electric conductivity log ( ⁇ / Scm) for the solid polymer electrolyte composite membranes of Examples 9 and 10.
- FIG. 3 (d) is a graph showing the relationship between the temperature T (.C) and the electrical conductivity log ( ⁇ / Scm-i) for the solid polymer electrolyte composite membranes of Examples 11 and 12.
- FIG.3 (e) is a graph showing the relationship between the temperature T (° C) and the electrical conductivity log ( ⁇ / Scm-i) for the solid polymer electrolyte composite membranes of Example 15 and Comparative Example 3
- FIG. 3 () is a graph showing the relationship between the temperature T (° C.) and the electrical conductivity log ( ⁇ / Scm-i) for the solid polymer electrolyte composite membranes of Example 16 and Comparative Example 4.
- the phosphate group-containing resin and the phosphate group Z sulfonic acid group-containing resin used in the present invention have the following general formula (A):
- R is hydrogen or an alkyl group
- R 2 is hydrogen or a substituted or unsubstituted alkyl group
- n is an integer of 1 to 6.
- the structural formulas of the monomers that can be suitably used in the present invention are shown in Table 1, and the physical properties of these monomers are shown in Table 2. Shown in These monomers are sold under the trade name Phosmer TM by Unichemical. However, the phosphoric acid group-containing unsaturated monomer that can be used in the present invention is not limited to these. Name Structural formula Grade name Acid Phospho
- the phosphoric acid group-containing unsaturated monomers of the general formula (A) may be used alone or in combination of two or more.
- Unsaturated monomers that can be copolymerized with the above-mentioned phosphate group-containing unsaturated monomers can be broadly classified into the following two groups (2-1) and (2-2).
- An unsaturated monomer containing an acid group is a compound having at least one acid group and at least one ethylenically unsaturated bond in the molecule.
- the acid group include a sulfonic acid group and a carboxylic acid group.
- a sulfonic acid group-containing unsaturated monomer is preferable, and a phosphate group-containing unsaturated monomer and a sulfonic acid group-containing unsaturated monomer are preferred.
- a resin containing a phosphate group Z sulfonic acid group is obtained.
- a solid polymer electrolyte (composite) membrane containing a phosphate group-containing sulfonate group-containing resin has more excellent conductivity, and the temperature dependency of the conductivity is remarkably low.
- sulfonic acid group-containing unsaturated monomer examples include sulfonic acid, methacrylic acid, vinylsulfonic acid, p-styrenesulfonic acid, (meth) acrylic acid, butinoi 4-sulfonic acid, and (meth) acryloyl.
- p-styrenesulfonic acid is preferred.
- the amount of allylic sulfonic acid and methallyl sulfonic acid used is 65 weight, because the aryl group causes degradative chain transfer. /.
- These sulfonic acid group-containing unsaturated monomers may be used alone or in combination of two or more.
- the carboxylic acid group-containing unsaturated monomer include (meth) acrylic acid, crotonic acid, maleic acid, fumaric acid, itaconic acid, and maleic anhydride. These carboxylic acid group-containing unsaturated monomers may be used alone or in combination of two or more.
- Ethylene glycol di (meth) acrylate which contains multiple ethylenically unsaturated bonds in one molecule, trimethyi mono-propane tri (meth) acrylate, hexamethylene di ⁇ "rudi (meth) acrylate, It is also preferable to use benzene or the like to improve the chemical resistance of the solid polymer electrolyte (composite) membrane.
- the phosphoric acid group-containing unsaturated monomer / sulfonic acid group-containing unsaturated monomer is 100/0 to 20/80, preferably 80/20 to 50/50, and the weight ratio of the sulfonic acid group-containing unsaturated monomer / the other acid group-containing unsaturated monomer is It is 100/0 to 50/50.
- acyloin ethers represented by R-CH (OR ")-CO-R '(R, R', R" dihydrocarbon group) (for example, benzoin methyl ether, etc.);
- polynuclear quinones for example, 9,10-anthraquinone.
- photopolymerization initiators can be used alone or in combination.
- the amount of the photopolymerization initiator used is in the range of 0.5 to 5% by weight, and preferably in the range of 1 to 3% by weight, based on the total weight of the unsaturated monomer. 0.5 weight. /. If it is less than 1, it is not preferable because polymerization or copolymerization is not completed within a predetermined ultraviolet irradiation time, and unreacted monomers remain. If the amount of the photopolymerization initiator is more than 5% by weight, the degree of polymerization of the obtained resin is too low, and the resin tends to be colored, which is not preferable.
- the photopolymerization initiator is easily dissolved in the monomer mixture, the viscosity of the unsaturated monomer is reduced, the impregnation into the reinforcing sheet is facilitated, and the amount of the photopolymerization initiator attached to the reinforcing sheet is reduced.
- a low-boiling solvent such as methanol or acetone may be added as a diluent.
- the reinforcing sheets used in the present invention can be roughly classified into the following three groups.
- Woven fabrics, nonwoven fabrics, papers, and the like made of glass fibers, alumina fibers, rock wool fibers, slag fibers, and the like are included.
- the basis weight of the sheet made of inorganic fibers is 10 to 60 mg / cm 2 , preferably 10 to 40 mg / cm 2 , and the thickness is in the range of:! To 60 ⁇ , preferably 5 to 40 ⁇ .
- the resin film impregnated or coated with the monomer composition includes polyethylene resin, polypropylene resin, poly 3-methylpentene resin, nylon-6 resin, polyester resin, thermoplastic polyurethane resin, polysulfone resin, and polyether sulfone. Films of resin, polyetheretherketone resin, alkamide resin, polyimide resin, fluorine resin and the like are preferable.
- the resin film may be a microporous film or a nonporous film, but the former is preferred from the viewpoint of the impregnation of the monomer composition.
- the monomer composition to be impregnated contains an unsaturated monomer having a strong acid group such as a sulfonic acid group, the nylon film is not suitable because it has poor acid resistance.
- the pore size of the micropores is preferably as small as possible, and particularly preferably the submicron diameter. Further, it is preferable that the porosity of the entire microporous film is as large as possible, and it is particularly preferable that the porosity is 40 to 50% (per surface area).
- the thickness of the resin film is preferably 1 to 40 ⁇ , more preferably 5 to 25 ⁇ .
- the weight ratio between the reinforcing sheet and the monomer composition greatly depends on the affinity of the compensating sheet for the monomer composition, in other words, the absorbency of the monomer composition.
- the weight ratio of the reinforcing sheet / monomer composition is preferably in the range of 1/20 to 1/2.
- a composition containing both unsaturated monomers and a photopolymerization initiator is formed into a molding die. It can be produced by casting, covering with an ultraviolet-transparent plate, and then irradiating ultraviolet rays to copolymerize both unsaturated monomers.
- a solid polymer electrolyte composite membrane comprising a phosphate group-containing unsaturated monomer (or a phosphate group-containing unsaturated monomer and a sulfonate group-containing unsaturated monomer) and a reinforcing sheet
- the unsaturated polymer After impregnating or applying the composition containing the monomer and the photopolymerization initiator to the absorbing sheet, the reinforcing sheet is sandwiched between the ultraviolet-transparent supporting substrates, and the unsaturated monomer is irradiated with ultraviolet light to irradiate the unsaturated monomer with light. It can be produced by polymerization.
- the glass plate used in general is very good in ultraviolet transmittance and heat resistance, however, because it is in close contact with the solid polymer electrolyte obtained by polymerization or copolymerization of the unsaturated monomer used in the present invention, the glass Ability to apply a silicone-based or fluorine-based release agent to the surface of a flat plate ⁇ It is preferable to use the product after attaching a thin fluororesin-based transparent film.
- fluororesins such as polyfluorovinyl ether resin (PFA) and polyvinylidene fluoride resin (PVDF), poly 3-methylpentene resin, etc.
- PFA polyfluorovinyl ether resin
- PVDF polyvinylidene fluoride resin
- a resin plate having a heat resistance of not less than ° C can be used.
- the unsaturated monomer composition After casting the unsaturated monomer composition, cover it with an ultraviolet-transparent plate and irradiate it with ultraviolet light, or impregnate or apply a reinforcing sheet impregnated with the unsaturated monomer composition between two supporting substrates. It is necessary to squeeze out the air and excess unsaturated monomer composition out of the system when carrying out the ultraviolet irradiation by sandwiching. For example, when using a reinforcing sheet In this case, as shown in FIG. 1, it is preferable to apply the pressure evenly between the two support substrates, and to perform ultraviolet irradiation while keeping the horizontal state with the clips or clamps.
- the ultraviolet irradiation intensity at the time of photopolymerization is 5 to 50 mW / cm 2 , preferably 10 to 25 mW / cm 2 .
- the thickness of the solid polymer electrolyte (composite) membrane is 300 ⁇ or less, preferably 10 to 100 ⁇ , more preferably 10 to 30 ⁇ .
- Various non-woven fabrics or papers are used as the reinforcing sheet, and after the unsaturated monomer composition is impregnated into the reinforcing sheet, as shown in Figs. 1 and 2, between two glass flat plates coated with a silicone release agent The sheet was sandwiched between the reinforcing sheets impregnated with the unsaturated monomer composition.
- a high-pressure mercury lamp Toshiba Denshi Co., Ltd., Tosukia 400, HG-0411 type
- the unsaturated monomer composition-impregnated reinforcing sheet is irradiated with ultraviolet light of 20 mW 7 cm 2 for a predetermined time to obtain the unsaturated monomer.
- the composition was photopolymerized to produce a solid polymer electrolyte composite membrane.
- Table 3 shows the unsaturated monomer composition, the type and basis weight of the absorbing sheet, the ultraviolet irradiation time, and the properties of the composite film.
- Non-woven fabric GMC-050E (commercially available from Oji Paper Co., Ltd.) Paper (prototype made by Awa Paper Co., Ltd.)
- Aramid paper prototype made by Awa Paper Co., Ltd.
- PE polyethylene
- microporous film Hipore TM6022 manufactured by Asahi Kasei Corporation
- the thickness of the solid polymer electrolyte composite membrane of the example is in the range of 20 to 200 ⁇ , but the basis weight of the reinforcing sheet, the affinity between the reinforcing sheet and the unsaturated monomer composition, the adhesion ratio of the resin, In other words, a desired thickness can be obtained by appropriately adjusting the amount of the monomer composition attached and the pressure for squeezing the monomer composition.
- the conductivity of the solid polymer electrolyte composite membrane of the present invention is 1 0 - 5-10 - of the order of 2 Scm-i, to a phosphate group and a functional group It can be seen that the polymer electrolyte is at a good level.
- solid polymer electrolyte composite membranes containing a phosphate group Z sulfonic acid group-containing resin (Examples 15 and 16) comprising a copolymer of a phosphate group-containing unsaturated monomer and p-styrene sulfonic acid were used.
- the temperature dependence of the conductivity is remarkably low, it showed 10- 3 ⁇ 10- 2 Scm-i and high conductivity in the temperature range of 30 to 80 ° C.
- the solid polymer electrolyte composite membranes of Comparative Examples 3 and 4 use a homopolymer of p-styrenesulfonic acid, and therefore have higher conductivity than the solid polymer electrolyte composite membranes of Examples 15 and 16. Low, high temperature dependence of conductivity.
- the composition containing the phosphate group-containing unsaturated monomer and the sulfonic acid group-containing unsaturated monomer is cast and then copolymerized by irradiation with ultraviolet light or the like. Or after impregnating or applying a composition containing a phosphate group-containing unsaturated monomer (or a phosphate group-containing unsaturated monomer and a sulfonate group-containing unsaturated monomer) to a reinforcing sheet.
- a solid polymer electrolyte (composite) membrane exhibiting high proton conductivity over a wide temperature range and humidity range can be obtained without discharging an organic solvent.
- a solid polymer electrolyte composite membrane using a compensating sheet has the advantage of excellent heat resistance, chemical resistance, and dimensional stability.
- a solid polymer electrolyte (composite) membrane containing a phosphate group Z sulfonic acid group-containing resin made of a copolymer of a phosphate group-containing unsaturated monomer and a sulfonic acid group-containing unsaturated monomer, Higher conductivity and lower temperature dependence of conductivity.
- the solid polymer electrolyte (composite) membrane of the present invention having such characteristics can be used as a solid electrolyte membrane for a primary battery, a secondary battery, a fuel cell, etc., a display element, various sensors, a signal transmission medium, a solid capacitor, an ion exchange. Suitable for films and the like.
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Description
Claims
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
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CNB018177034A CN1332464C (zh) | 2000-10-19 | 2001-10-19 | 含有磷酸基的固体高分子电解质(复合)膜及其制造方法 |
DE60137532T DE60137532D1 (de) | 2000-10-19 | 2001-10-19 | (zusammengesetzte) membranen aus festpolyelektrolyte tragenden phosphorsäuregruppen und prozesse zu ihrer herstellung |
EP01976783A EP1339072B1 (en) | 2000-10-19 | 2001-10-19 | (composite) membranes of solid polyelectrolytes bearing phosphoric acid groups and processes for their production |
NZ525916A NZ525916A (en) | 2000-10-19 | 2001-10-19 | (Composite) membranes of solid polyelectrolytes bearing phosphoric acid groups and processes for their production |
AU9598401A AU9598401A (en) | 2000-10-19 | 2001-10-19 | (composite) membranes of solid polyelectrolytes bearing phosphoric acid groups and processes for their production |
AU2001295984A AU2001295984B2 (en) | 2000-10-19 | 2001-10-19 | (Composite) membranes of solid polyelectrolytes bearing phosphoric acid groups and processes for their production |
US10/399,628 US7160968B2 (en) | 2000-10-19 | 2001-10-19 | Phosphoric acid group-containing polymer electrolyte (composite) membrane and its production method |
KR10-2003-7005370A KR100522216B1 (ko) | 2000-10-19 | 2001-10-19 | 인산기함유 고체 고분자 전해질 (복합)막 및 그 제조방법 |
US11/511,265 US20060293475A1 (en) | 2000-10-19 | 2006-08-29 | Phosphoric acid group-containing polymer electrolyte (composite) membrane and its production method |
AU2007205760A AU2007205760B2 (en) | 2000-10-19 | 2007-08-10 | Membranes of solid polyelectrolytes bearing phosphoric acid groups and processes for their production |
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US11/511,265 Division US20060293475A1 (en) | 2000-10-19 | 2006-08-29 | Phosphoric acid group-containing polymer electrolyte (composite) membrane and its production method |
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US (2) | US7160968B2 (ja) |
EP (1) | EP1339072B1 (ja) |
JP (2) | JP4150180B2 (ja) |
KR (1) | KR100522216B1 (ja) |
CN (2) | CN1332464C (ja) |
AU (3) | AU2001295984B2 (ja) |
DE (1) | DE60137532D1 (ja) |
NZ (1) | NZ525916A (ja) |
WO (1) | WO2002033709A1 (ja) |
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WO2005034270A1 (en) * | 2003-09-30 | 2005-04-14 | Canon Kabushiki Kaisha | Membrane electrode assembly, production method for the same, and proton-exchange membrane fuel cell |
US7452487B2 (en) | 2004-02-24 | 2008-11-18 | Uni-Chemical Co., Ltd. | Phosphorus-acid-group-containing (meth) acrylamide, its polymer and use thereof, and their production methods |
US8802319B2 (en) | 2011-05-06 | 2014-08-12 | Korea Institute Of Science And Technology | Block copolymer electrolyte composite membranes and methods of producing the same |
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EP1487041B1 (en) | 2002-03-07 | 2007-04-25 | Nitto Denko Corporation | Electrolyte film and solid polymer fuel cell using the same |
AU2003211739A1 (en) * | 2002-03-07 | 2003-10-08 | Ube Industries. Ltd. | Electrolyte film and solid polymer fuel cell using the same |
JP3891484B2 (ja) * | 2002-09-05 | 2007-03-14 | 株式会社ノリタケカンパニーリミテド | 電解質膜およびその膜を備えた燃料電池 |
DE10242106A1 (de) * | 2002-09-11 | 2004-04-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Phosphorgruppenhaltige Carbonsäurederivate mit organisch polymerisierbaren Gruppen |
JP2005005046A (ja) * | 2003-06-10 | 2005-01-06 | Canon Inc | シロキサン高分子電解質膜及びそれを用いた固体高分子型燃料電池 |
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Also Published As
Publication number | Publication date |
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US20060293475A1 (en) | 2006-12-28 |
KR20030078860A (ko) | 2003-10-08 |
CN101127401A (zh) | 2008-02-20 |
EP1339072A4 (en) | 2004-08-25 |
US7160968B2 (en) | 2007-01-09 |
CN1470062A (zh) | 2004-01-21 |
DE60137532D1 (de) | 2009-03-12 |
EP1339072A1 (en) | 2003-08-27 |
US20040044160A1 (en) | 2004-03-04 |
CN1332464C (zh) | 2007-08-15 |
JP2008159591A (ja) | 2008-07-10 |
AU9598401A (en) | 2002-04-29 |
NZ525916A (en) | 2006-03-31 |
JP4685886B2 (ja) | 2011-05-18 |
JP4150180B2 (ja) | 2008-09-17 |
JP2003086021A (ja) | 2003-03-20 |
AU2007205760A1 (en) | 2007-08-30 |
AU2001295984B2 (en) | 2007-09-20 |
AU2007205760B2 (en) | 2009-10-01 |
EP1339072B1 (en) | 2009-01-21 |
KR100522216B1 (ko) | 2005-10-14 |
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