JP5930036B2 - 燃料電池用セパレータ及び燃料電池用セパレータの製造方法 - Google Patents
燃料電池用セパレータ及び燃料電池用セパレータの製造方法 Download PDFInfo
- Publication number
- JP5930036B2 JP5930036B2 JP2014524762A JP2014524762A JP5930036B2 JP 5930036 B2 JP5930036 B2 JP 5930036B2 JP 2014524762 A JP2014524762 A JP 2014524762A JP 2014524762 A JP2014524762 A JP 2014524762A JP 5930036 B2 JP5930036 B2 JP 5930036B2
- Authority
- JP
- Japan
- Prior art keywords
- resin
- layer
- conductive
- conductive layer
- conductive material
- 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.)
- Active
Links
- 239000000446 fuel Substances 0.000 title claims description 86
- 238000004519 manufacturing process Methods 0.000 title claims description 65
- 229920005989 resin Polymers 0.000 claims description 746
- 239000011347 resin Substances 0.000 claims description 746
- 239000004020 conductor Substances 0.000 claims description 323
- 229910052751 metal Inorganic materials 0.000 claims description 188
- 239000002184 metal Substances 0.000 claims description 183
- 239000000758 substrate Substances 0.000 claims description 166
- 239000002904 solvent Substances 0.000 claims description 87
- 239000000126 substance Substances 0.000 claims description 58
- 238000000034 method Methods 0.000 claims description 38
- 238000009792 diffusion process Methods 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 12
- 238000000151 deposition Methods 0.000 claims description 7
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 72
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 53
- 239000007789 gas Substances 0.000 description 48
- 238000010438 heat treatment Methods 0.000 description 36
- 239000007788 liquid Substances 0.000 description 35
- 238000002360 preparation method Methods 0.000 description 27
- 229910002804 graphite Inorganic materials 0.000 description 26
- 239000010439 graphite Substances 0.000 description 26
- 229910052799 carbon Inorganic materials 0.000 description 23
- 230000000052 comparative effect Effects 0.000 description 23
- 238000012360 testing method Methods 0.000 description 22
- 239000003973 paint Substances 0.000 description 21
- 230000007797 corrosion Effects 0.000 description 19
- 238000005260 corrosion Methods 0.000 description 19
- 238000003825 pressing Methods 0.000 description 19
- 239000006185 dispersion Substances 0.000 description 17
- 239000000243 solution Substances 0.000 description 17
- 229920005992 thermoplastic resin Polymers 0.000 description 17
- 229920001187 thermosetting polymer Polymers 0.000 description 17
- 229910021645 metal ion Inorganic materials 0.000 description 14
- 239000002245 particle Substances 0.000 description 14
- 239000005011 phenolic resin Substances 0.000 description 14
- 238000005507 spraying Methods 0.000 description 14
- 239000000919 ceramic Substances 0.000 description 13
- 239000000835 fiber Substances 0.000 description 13
- 239000003575 carbonaceous material Substances 0.000 description 12
- 239000007769 metal material Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000005259 measurement Methods 0.000 description 10
- 230000007547 defect Effects 0.000 description 9
- 239000012528 membrane Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 238000010828 elution Methods 0.000 description 8
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 229910052718 tin Inorganic materials 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 7
- -1 for example Substances 0.000 description 7
- 238000004062 sedimentation Methods 0.000 description 7
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 6
- 239000011231 conductive filler Substances 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000007598 dipping method Methods 0.000 description 5
- 238000004070 electrodeposition Methods 0.000 description 5
- 239000002737 fuel gas Substances 0.000 description 5
- 238000007731 hot pressing Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 4
- 229920006351 engineering plastic Polymers 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000002134 carbon nanofiber Substances 0.000 description 3
- 229910021393 carbon nanotube Inorganic materials 0.000 description 3
- 239000002041 carbon nanotube Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 238000004506 ultrasonic cleaning Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000003851 corona treatment Methods 0.000 description 2
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 238000009832 plasma treatment Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000005518 polymer electrolyte Substances 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical compound C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 description 1
- QIJNJJZPYXGIQM-UHFFFAOYSA-N 1lambda4,2lambda4-dimolybdacyclopropa-1,2,3-triene Chemical compound [Mo]=C=[Mo] QIJNJJZPYXGIQM-UHFFFAOYSA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000004641 Diallyl-phthalate Substances 0.000 description 1
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- 229920000106 Liquid crystal polymer Polymers 0.000 description 1
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229910039444 MoC Inorganic materials 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 229930182556 Polyacetal Natural products 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 239000004954 Polyphthalamide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229920003180 amino resin Polymers 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- SJKRCWUQJZIWQB-UHFFFAOYSA-N azane;chromium Chemical compound N.[Cr] SJKRCWUQJZIWQB-UHFFFAOYSA-N 0.000 description 1
- GPBUGPUPKAGMDK-UHFFFAOYSA-N azanylidynemolybdenum Chemical compound [Mo]#N GPBUGPUPKAGMDK-UHFFFAOYSA-N 0.000 description 1
- CFJRGWXELQQLSA-UHFFFAOYSA-N azanylidyneniobium Chemical compound [Nb]#N CFJRGWXELQQLSA-UHFFFAOYSA-N 0.000 description 1
- SKKMWRVAJNPLFY-UHFFFAOYSA-N azanylidynevanadium Chemical compound [V]#N SKKMWRVAJNPLFY-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229920000704 biodegradable plastic Polymers 0.000 description 1
- QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 208000028659 discharge Diseases 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- WHJFNYXPKGDKBB-UHFFFAOYSA-N hafnium;methane Chemical compound C.[Hf] WHJFNYXPKGDKBB-UHFFFAOYSA-N 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000113 methacrylic resin Substances 0.000 description 1
- UNASZPQZIFZUSI-UHFFFAOYSA-N methylidyneniobium Chemical compound [Nb]#C UNASZPQZIFZUSI-UHFFFAOYSA-N 0.000 description 1
- NFFIWVVINABMKP-UHFFFAOYSA-N methylidynetantalum Chemical compound [Ta]#C NFFIWVVINABMKP-UHFFFAOYSA-N 0.000 description 1
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920000306 polymethylpentene Polymers 0.000 description 1
- 239000011116 polymethylpentene Substances 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920001955 polyphenylene ether Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 229920006375 polyphtalamide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910003468 tantalcarbide Inorganic materials 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- WTKKCYNZRWIVKL-UHFFFAOYSA-N tantalum Chemical compound [Ta+5] WTKKCYNZRWIVKL-UHFFFAOYSA-N 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 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
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910003470 tongbaite Inorganic materials 0.000 description 1
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- ZVWKZXLXHLZXLS-UHFFFAOYSA-N zirconium nitride Chemical compound [Zr]#N ZVWKZXLXHLZXLS-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/48—After-treatment of electroplated surfaces
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/54—Electroplating of non-metallic surfaces
- C25D5/56—Electroplating of non-metallic surfaces of plastics
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D9/00—Electrolytic coating other than with metals
- C25D9/02—Electrolytic coating other than with metals with organic materials
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0221—Organic resins; Organic polymers
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0223—Composites
- H01M8/0226—Composites in the form of mixtures
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0223—Composites
- H01M8/0228—Composites in the form of layered or coated products
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0247—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form
- H01M8/0254—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form corrugated or undulated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/38—Coating with copper
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/42—Coating with noble metals
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/48—Coating with alloys
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/48—Coating with alloys
- C23C18/50—Coating with alloys with alloys based on iron, cobalt or nickel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0607—Wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
-
- 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
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0267—Collectors; Separators, e.g. bipolar separators; Interconnectors having heating or cooling means, e.g. heaters or coolant flow channels
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Fuel Cell (AREA)
Description
燃料電池10は、複数の単セル12が積層されたスタック構造を有する。図3に示すように、単セル12は、アノード組立体13と、カソード組立体14と、アノード組立体13及びカソード組立体14の間に挟まれる固体高分子電解質膜(以下、単に「電解質膜」という)15とを有する。
次に、燃料電池の第2構成例を、図4を参照して説明する。第1構成例と同一構成または相当する構成については同一符号を付し、第1構成例とは異なる構成について説明する。図4に示すように、第2構成例では、セパレータ20A,20Bは平板状に形成されている。両セパレータ20A,20Bの間には、冷却水板26が挟み込まれている。冷却水板26は、上下に交互に突出する複数の突部27を有し、突部27において、セパレータ20A,20Bにそれぞれ接触している。セパレータ20Aと冷却水板26との間、及びセパレータ20Bと冷却水板26との間に形成された空間は、水等の冷却媒体が流れる冷却流路40を構成している。また、セパレータ20Aとアノード16Aのガス拡散層11bとの間、及びセパレータ20Bとカソード16Bのガス拡散層11bとの間には、金属材料或いは導電性材料製の多孔体29が配置されている。多孔体29は、セパレータ20Aとアノード16Aのガス拡散層11bとを電気的に接続しセパレータ20Bとカソード16Bのガス拡散層11bとをそれぞれ電気的に接触している。
次に、上記のように燃料電池に使用される前記セパレータ20A及びセパレータ20Bについて図1、及び図2を参照して説明する。
次に、上記のように構成されたセパレータ20の製造方法を、図5(a)〜(d)を参照して説明する。
上記のように構成されたセパレータ20を、図3で示す第1構成例及び図4で示す第2構成例の燃料電池10に使用する場合、GDL(ガス拡散層)11bとの接触面の導電性パスが十分に確保できる。また、樹脂導電層32内の導電性物質の割合を、金属基板の界面からセパレータ20の表面に向けて連続的に増加するように構成しているため、第1導電性物質34Aが存在する部位と、第2導電性物質34Bが主に存在する部位との界面抵抗の上昇がなく、かつ、固有抵抗も低減できる。このため、他の部材(GDL、セパレータ)との接触抵抗は大幅に低減する。また、セパレータ20の表面の導電性パスが十分に確保できるため、燃料電池10において、同様の樹脂導電層を備えた他のセパレータに接続した場合の抵抗も低減する。
次に、第2実施形態のセパレータを、図6を参照して説明する。
次に第2実施形態のセパレータ20の製造方法を、図6を参照して説明する。
次に、第3実施形態のセパレータ20及び該セパレータの製造方法を図7〜9を参照して説明する。第3実施形態のセパレータ20については、第1実施形態のセパレータ20と異なる構成について説明し、第1実施形態と同一または相当する構成については同じ符号を付してその説明を省略する。
次に、第3実施形態のセパレータ20の製造方法を図9(a)〜(f)を参照して説明する。
上記のように構成されたセパレータ20は、第1実施形態と同様の作用の他に下記の作用がある。
次に、第4実施形態を、セパレータ20及びセパレータの製造方法を図10を参照して説明する。第4実施形態では、第3実施形態のセパレータ20と異なる構成について説明し、第3実施形態と同一または相当する構成については同じ符号を付してその説明を省略する。
次に、第4実施形態のセパレータ20の製造方法を図10(a)〜(f)を参照して説明する。図10(a)〜(c)までの工程又は段階は、第3実施形態の図9(a)〜(c)で説明した製造方法と同じであるため説明を省略する。すなわち、金属基板30に副樹脂導電層42を形成するまでは、第3実施形態と同じである。
第4実施形態においても、副樹脂導電層42が、形成されて、予め硬化される。そのため、主樹脂導電層32の主層樹脂33が硬化していない状態で、プレス手段により加圧されても、副樹脂導電層42の副層樹脂が移動することがない。この結果、副樹脂導電層42により被膜の欠陥が発生することが防止され、耐食性を向上させることが可能となる。
次に、第5実施形態を図11〜図13を参照して説明する。
次に、第5実施形態のセパレータ20の製造方法の一例を図11〜図12を参照して説明する。
第5実施形態では、溝22aを形成する面の領域を被覆する主樹脂導電層32の部分が親水性を有する。そのため、このセパレータを使用した燃料電池では、溝22aに滞留する水滴を効率良く外部に排出できる。この結果、溝の排水性を高めて、燃料電池のガス拡散層11bのガス拡散性が向上する。
第1実施形態に関する実施例1について説明する。
第3実施形態に関する実施例2について説明する。
樹脂導電層の形成のために、溶媒として40重量%のMEK(メチルエチルケトン)と、60重量%の市販カーボン塗料(日本黒鉛工業製、エブリオーム101P)とを混合して調合液を調整した。市販カーボン塗料(日本黒鉛工業製、エブリオーム101P)は、黒鉛及びフェノール樹脂からなる塗料である。この調合液を、図16(a)に示すようにSUS447J1からなる平板状の金属基板30の片面に対してスプレーにより塗布して塗膜を形成した。この後、溶媒を乾燥蒸発させ、温度150℃で30分間加熱してベークし、層厚5μmの導電層62を形成した。図16(a)において、導電層62の中にカーボンからなる導電性物質64が分散して配置されている。
樹脂導電性物質として、90重量%の市販のカーボン塗料(日本黒鉛工業製、エブリオーム101P)と、10重量%のTiN(窒化チタン(日本新金属製:重量平均粒径が1.2〜1.8μm))とを混合した。この混合物を60重量%とし、溶媒として40重量%のMEK(メチルエチルケトン)に混合して、塗料の調合液を調整した。
樹脂導電層の形成のために、90重量%の市販のカーボン塗料(日本黒鉛工業製、エブリオーム101P)と、10重量%のTiN(窒化チタン(日本新金属製:重量平均粒径が1.2〜1.8μm))とを混合した。前記混合物を60重量%とし、溶媒として40重量%のMEK(メチルエチルケトン)に混合して、調合液を調整した。
実施例1、2及び比較例1〜3のセパレータについて下記の方法による測定を行なった。
実施例1、2について、日本工業規格の金属材料の電気化学的高温腐食試験法(JIS Z2294)に準じた定電位腐食試験を行った。
前記硫酸水溶液中の金属イオン量を(株)共立理化学研究所製のデジタルパックテストマルチ装置(測定方法:吸光光度法(LED:470,525,615nm))を用いて測定した。
Claims (8)
- 金属基板の表面に対して、調合された樹脂および第1導電性物質を付着させて未硬化の樹脂導電層を形成する第1工程と、
前記未硬化の樹脂導電層の表面に対して、第2導電性物質を付着させる第2工程と、
前記未硬化の樹脂導電層を硬化させる第3工程であって、硬化時に、表面を覆われた金属基板を加圧することにより、前記樹脂を前記第2導電性物質の間に入り込ませて硬化させる前記第3工程とを含む燃料電池用セパレータの製造方法。 - 前記第2工程は、前記第2導電性物質を溶媒に混合し、その混合物を前記第1工程で形成された未硬化の樹脂導電層上に付着させる工程を含み、前記樹脂は、前記溶媒に対し難溶性を有することを特徴とする請求項1に記載の燃料電池用セパレータの製造方法。
- 金属基板の表面に対して、調合された第1層樹脂および第1層導電性物質を付着させて、未硬化の第1樹脂導電層を形成する第1工程と、
前記未硬化の第1樹脂導電層の表面に対して、調合された第2層樹脂および第2層導電性物質を付着させて、未硬化の第2樹脂導電層を形成する第2工程であって、前記第2層導電性物質の前記第2層樹脂に対する割合は、前記第1層導電性物質の前記第1層樹脂に対する割合よりも多い前記第2工程と、
前記未硬化の第1樹脂導電層および第2樹脂導電層を硬化させる第3工程とを含む燃料電池用セパレータの製造方法。 - 金属基板の表面に対して、調合された副層樹脂および副層導電性物質を付着させて、未硬化の副樹脂導電層を形成する第1工程と、
前記未硬化の副樹脂導電層を硬化させる工程と、
前記副樹脂導電層の表面に対して、調合された主層樹脂および第1導電性物質を付着させて、未硬化の主樹脂導電層を形成する第2工程と、
前記未硬化の主樹脂導電層の表面に対して、第2導電性物質を付着させる第3工程と、
前記未硬化の主樹脂導電層を硬化させる第4工程であって、表面を覆われた金属基板を加圧することにより、前記主層樹脂を前記第2導電性物質の間に入り込ませた後、前記主層樹脂を硬化させる前記第4工程とを含む燃料電池用セパレータの製造方法。 - 前記第3工程は、前記第2導電性物質を溶媒に混合し、その混合物を前記第1工程で形成された未硬化の副樹脂導電層上に付着させる工程を含み、前記主層樹脂は、前記溶媒に対し難溶性を有することを特徴とする請求項4に記載の燃料電池用セパレータの製造方法。
- 金属基板の表面に対して、調合された副層樹脂および副層導電性物質を付着させて、未硬化の副樹脂導電層を形成する第1工程と、
前記未硬化の副樹脂導電層を硬化させる工程と、
前記副樹脂導電層の表面に対して、主層樹脂を付着させて、未硬化の樹脂層を形成する第2工程と、
前記未硬化の樹脂層の表面に対して、導電性物質を付着させる第3工程と、
表面を覆われた金属基板を加圧することにより、前記未硬化の樹脂層の主層樹脂を前記導電性物質の間に入り込ませて硬化させ、主樹脂導電層を形成する第4工程とを含む燃料電池用セパレータの製造方法。 - 前記第3工程は、前記導電性物質を溶媒に混合し、その混合物を前記第1工程で形成された未硬化の副樹脂導電層上に付着させる工程を含み、前記主層樹脂は、前記溶媒に対し難溶性を有することを特徴とする請求項6に記載の燃料電池用セパレータの製造方法。
- 前記金属基板の表面は、燃料電池のガス拡散層または他のセパレータに接触する接触部位と、前記ガス拡散層または前記他のセパレータに対して接触不能であって、水路を画定する非接触部位とを有し、
前記第1工程では、前記金属基板の接触部位及び非接触部位に対して前記副層樹脂および前記副層導電性物質を付着させ、
前記未硬化の副樹脂導電層を硬化させる工程では、前記第1工程において、前記接触部位及び非接触部位に形成された前記未硬化の副樹脂導電層を硬化させ、
前記第2工程では、前記接触部位及び非接触部位の副樹脂導電層の表面に対して、調合された主層樹脂および第1導電性物質を付着させて、未硬化の主樹脂導電層を形成し、
前記第3工程では、前記第2工程で形成された未硬化の主樹脂導電層のうち前記接触部位を覆う部分に対して第2導電性物質を付着させ、
前記第4工程では、前記表面を覆われた金属基板を加圧することにより、前記接触部位を覆う部分における前記主層樹脂を前記第2導電性物質の間に入り込ませた後、前記主層樹脂を硬化させ、
前記第4工程の後に、前記主樹脂導電層のうち前記非接触部位を覆う部分に対して親水化処理を行う第5工程をさらに含む請求項4に記載の燃料電池用セパレータの製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012155642 | 2012-07-11 | ||
JP2012155642 | 2012-07-11 | ||
PCT/JP2013/068294 WO2014010491A1 (ja) | 2012-07-11 | 2013-07-03 | 燃料電池用セパレータ及び燃料電池用セパレータの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5930036B2 true JP5930036B2 (ja) | 2016-06-08 |
JPWO2014010491A1 JPWO2014010491A1 (ja) | 2016-06-23 |
Family
ID=49915952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014524762A Active JP5930036B2 (ja) | 2012-07-11 | 2013-07-03 | 燃料電池用セパレータ及び燃料電池用セパレータの製造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9515324B2 (ja) |
EP (1) | EP2884570B1 (ja) |
JP (1) | JP5930036B2 (ja) |
WO (1) | WO2014010491A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11349132B2 (en) | 2018-05-23 | 2022-05-31 | Toyota Shatai Kabushiki Kaisha | Fuel cell separator and method for manufacturing fuel cell separator |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6137042B2 (ja) * | 2014-04-28 | 2017-05-31 | トヨタ車体株式会社 | 燃料電池のセパレータの製造方法及び熱圧着装置 |
JP6287721B2 (ja) | 2014-09-17 | 2018-03-07 | トヨタ車体株式会社 | 固体高分子形燃料電池及びセパレータ |
JP6277169B2 (ja) | 2014-11-10 | 2018-02-07 | フタムラ化学株式会社 | 燃料電池用流路部材の製造方法 |
FR3044320B1 (fr) | 2015-11-26 | 2017-11-24 | Michelin & Cie | Revetement adhesif au metal, hydrophobe et electriquement conducteur, utilisable notamment comme peinture pour plaque bipolaire de pile a combustible |
FR3044243A1 (fr) * | 2015-11-26 | 2017-06-02 | Michelin & Cie | Procede de depot d’un revetement adhesif au metal, hydrophobe et electriquement conducteur |
FR3054146B1 (fr) | 2016-07-19 | 2018-07-13 | Compagnie Generale Des Etablissements Michelin | Procede de depot d'un revetement adhesif au metal, hydrophobe et electriquement conducteur |
JP2018056048A (ja) * | 2016-09-30 | 2018-04-05 | トヨタ車体株式会社 | 燃料電池のセパレータ |
JP6642533B2 (ja) * | 2017-08-04 | 2020-02-05 | トヨタ自動車株式会社 | 燃料電池用セパレータ、燃料電池、及び燃料電池用セパレータの製造方法 |
JP6922595B2 (ja) * | 2017-09-22 | 2021-08-18 | トヨタ自動車株式会社 | 燃料電池用セパレータの製造方法 |
JP2019133838A (ja) * | 2018-01-31 | 2019-08-08 | トヨタ自動車株式会社 | 燃料電池用セパレータ |
JP2020061230A (ja) * | 2018-10-05 | 2020-04-16 | 日鉄日新製鋼株式会社 | ステンレス鋼、固体高分子形燃料電池用セパレータ及び固体高分子形燃料電池 |
JP7119976B2 (ja) * | 2018-12-17 | 2022-08-17 | トヨタ自動車株式会社 | 燃料電池用セパレータの製造装置 |
JP7247864B2 (ja) * | 2019-11-11 | 2023-03-29 | トヨタ車体株式会社 | 燃料電池用セパレータ、燃料電池用セパレータの製造方法、及び熱転写用シートの製造方法 |
CN111082089B (zh) * | 2019-12-31 | 2023-08-15 | 一汽解放汽车有限公司 | 一种流道沟槽和脊表面为异种涂层的金属双极板及其制备方法 |
EP4336603A1 (en) | 2021-07-16 | 2024-03-13 | Shin-Etsu Polymer Co., Ltd. | Fuel cell separator and method for manufacturing same |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6440598B1 (en) * | 1997-10-14 | 2002-08-27 | Nisshin Steel Co., Ltd. | Separator for low temperature type fuel cell and method of production thereof |
JP4085652B2 (ja) * | 2001-08-21 | 2008-05-14 | 株式会社エクォス・リサーチ | 燃料電池 |
US6811918B2 (en) * | 2001-11-20 | 2004-11-02 | General Motors Corporation | Low contact resistance PEM fuel cell |
JP4072371B2 (ja) * | 2002-04-05 | 2008-04-09 | 三菱樹脂株式会社 | 燃料電池用セパレータ |
JP2004014272A (ja) | 2002-06-06 | 2004-01-15 | Mitsubishi Plastics Ind Ltd | 燃料電池用セパレータ |
JP4073828B2 (ja) * | 2003-06-12 | 2008-04-09 | 株式会社日立製作所 | 固体高分子形燃料電池及び燃料電池用セパレータ |
US20050048367A1 (en) * | 2003-07-29 | 2005-03-03 | Matsushita Electric Industrial Co., Ltd. | Non-aqueous electrolyte secondary battery, method for producing the same, and electrode material for electrolyte secondary battery |
JP4633626B2 (ja) * | 2003-09-10 | 2011-02-16 | 三菱樹脂株式会社 | 燃料電池用セパレータ |
JP4458877B2 (ja) | 2004-02-25 | 2010-04-28 | 三菱樹脂株式会社 | 燃料電池用セパレータの製造方法 |
JP4975262B2 (ja) | 2005-03-22 | 2012-07-11 | 三菱樹脂株式会社 | 燃料電池用セパレータおよびその製造方法 |
JP2007172974A (ja) * | 2005-12-21 | 2007-07-05 | Dainippon Printing Co Ltd | ダイレクトメタノール型燃料電池用のセパレータ |
JP5014644B2 (ja) * | 2006-02-27 | 2012-08-29 | 新日本製鐵株式会社 | 固体高分子型燃料電池用セパレータおよびその製造方法 |
JP5111893B2 (ja) | 2006-03-06 | 2013-01-09 | 三菱樹脂株式会社 | 燃料電池用セパレータ及び燃料電池 |
US8080335B2 (en) * | 2006-06-09 | 2011-12-20 | Canon Kabushiki Kaisha | Powder material, electrode structure using the powder material, and energy storage device having the electrode structure |
CA2667430C (en) * | 2006-10-26 | 2014-12-16 | Rolls-Royce Power Engineering Plc | Method and apparatus for isolating inactive fuel passages |
US9379393B2 (en) * | 2006-12-26 | 2016-06-28 | Nanotek Instruments, Inc. | Carbon cladded composite flow field plate, bipolar plate and fuel cell |
JP5042618B2 (ja) | 2006-12-28 | 2012-10-03 | 本田技研工業株式会社 | 燃料電池用金属セパレータの製造方法 |
WO2008151163A2 (en) * | 2007-05-31 | 2008-12-11 | A123 Systems, Inc. | Separator including electroactive material for overcharge protection |
JP2009181936A (ja) * | 2008-02-01 | 2009-08-13 | Toyota Motor Corp | 燃料電池用セパレータと燃料電池 |
JP5365107B2 (ja) * | 2008-09-02 | 2013-12-11 | Tdk株式会社 | 電気化学素子用電極の製造方法 |
JP2010061968A (ja) | 2008-09-03 | 2010-03-18 | Toyota Motor Corp | 燃料電池で用いるガス流路部材とその製造方法および燃料電池 |
JP2010140800A (ja) * | 2008-12-12 | 2010-06-24 | Dainippon Printing Co Ltd | 燃料電池用のセパレータおよびその製造方法 |
TWI509865B (zh) * | 2009-01-12 | 2015-11-21 | A123 Systems Llc | 層疊電池單元及其製造方法 |
JP2010186578A (ja) | 2009-02-10 | 2010-08-26 | Toyota Motor Corp | 燃料電池用セパレータ |
US20120064232A1 (en) * | 2010-09-10 | 2012-03-15 | Keisuke Yamazaki | Method of treatment for imparting conductivity to surface of separator-use base member of solid polymer type fuel cell |
TWI482349B (zh) * | 2012-08-16 | 2015-04-21 | Ind Tech Res Inst | 金屬極板的表面改質方法及燃料電池極板 |
-
2013
- 2013-07-03 JP JP2014524762A patent/JP5930036B2/ja active Active
- 2013-07-03 WO PCT/JP2013/068294 patent/WO2014010491A1/ja active Application Filing
- 2013-07-03 US US14/409,874 patent/US9515324B2/en active Active
- 2013-07-03 EP EP13817580.7A patent/EP2884570B1/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11349132B2 (en) | 2018-05-23 | 2022-05-31 | Toyota Shatai Kabushiki Kaisha | Fuel cell separator and method for manufacturing fuel cell separator |
Also Published As
Publication number | Publication date |
---|---|
US20150140204A1 (en) | 2015-05-21 |
US9515324B2 (en) | 2016-12-06 |
JPWO2014010491A1 (ja) | 2016-06-23 |
EP2884570A1 (en) | 2015-06-17 |
EP2884570A4 (en) | 2016-05-18 |
WO2014010491A1 (ja) | 2014-01-16 |
EP2884570B1 (en) | 2017-06-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5930036B2 (ja) | 燃料電池用セパレータ及び燃料電池用セパレータの製造方法 | |
JP4824298B2 (ja) | 燃料電池用ガス拡散層、電極及び膜電極接合体及びその製造方法 | |
JP5107050B2 (ja) | 固体高分子形燃料電池用膜電極接合体の製造方法 | |
JP5924530B2 (ja) | 燃料電池用ガス拡散層 | |
KR102039536B1 (ko) | 연료 전지 전극 재료 및 장치 | |
JP5069927B2 (ja) | 燃料電池用膜電極接合体およびその製造方法 | |
CN101213701B (zh) | 用于燃料电池的亲水导电流体分配板 | |
CN101626081A (zh) | 膜电极的结构增强 | |
JP5915283B2 (ja) | ガス拡散層およびそれを用いてなる燃料電池 | |
JP2006339124A (ja) | 燃料電池用膜電極接合体およびこれを用いた固体高分子型燃料電池 | |
JP2017525105A (ja) | 膜電極アセンブリ | |
WO2006069031A2 (en) | Fuel cell devices, systems, and methods | |
US20180097243A1 (en) | Separator for fuel cell | |
US20140011115A1 (en) | Proton-exchange membrane fuel cell having enhanced performance | |
JP2022087296A (ja) | 電極触媒層、膜電極接合体及び固体高分子形燃料電池 | |
EP2999038A1 (en) | Base material for gas diffusion electrode | |
US11283082B2 (en) | Gas diffusion electrode and production method therefor | |
JP5311538B2 (ja) | 多孔質炭素電極基材の製造方法 | |
JP7363976B2 (ja) | 電極触媒層、膜電極接合体及び固体高分子形燃料電池 | |
US20210167400A1 (en) | Membrane electrode assembly and fuel cell | |
US11909052B2 (en) | Fabrication of membrane electrode assembly with filament extension atomizer spray | |
JP2024054951A (ja) | 導電性繊維シート、ガス拡散電極、及び水分管理シート | |
JP5426830B2 (ja) | 固体高分子型燃料電池用ガス拡散電極、それを用いた膜−電極接合体およびその製造方法、ならびにそれを用いた固体高分子型燃料電池 | |
JP2010282934A (ja) | 燃料電池 | |
JP2008146918A (ja) | 燃料電池のガス拡散層用材料の製造方法及び燃料電池のガス拡散層用材料 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A524 | Written submission of copy of amendment under article 19 pct |
Free format text: JAPANESE INTERMEDIATE CODE: A527 Effective date: 20141204 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20150403 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20160405 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20160418 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5930036 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |