KR100752072B1 - 연료전지용 유기-무기 복합체 고분자 전해질막 및 이의제조방법 - Google Patents
연료전지용 유기-무기 복합체 고분자 전해질막 및 이의제조방법 Download PDFInfo
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- KR100752072B1 KR100752072B1 KR1020060069916A KR20060069916A KR100752072B1 KR 100752072 B1 KR100752072 B1 KR 100752072B1 KR 1020060069916 A KR1020060069916 A KR 1020060069916A KR 20060069916 A KR20060069916 A KR 20060069916A KR 100752072 B1 KR100752072 B1 KR 100752072B1
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- electrolyte membrane
- polymer electrolyte
- inorganic composite
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- 239000012528 membrane Substances 0.000 title claims abstract description 94
- 239000005518 polymer electrolyte Substances 0.000 title claims abstract description 67
- 239000002131 composite material Substances 0.000 title claims abstract description 59
- 239000000446 fuel Substances 0.000 title description 18
- 238000002360 preparation method Methods 0.000 title description 3
- 229920000642 polymer Polymers 0.000 claims abstract description 56
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 21
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 21
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 21
- 238000003980 solgel method Methods 0.000 claims abstract description 20
- 239000010954 inorganic particle Substances 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 239000002904 solvent Substances 0.000 claims abstract description 5
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 25
- 229920002530 polyetherether ketone Polymers 0.000 claims description 25
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 17
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 16
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000003960 organic solvent Substances 0.000 claims description 9
- 229920001940 conductive polymer Polymers 0.000 claims description 8
- 229920002492 poly(sulfone) Polymers 0.000 claims description 8
- -1 polyphenylen Polymers 0.000 claims description 8
- 239000002243 precursor Substances 0.000 claims description 8
- 229920000265 Polyparaphenylene Polymers 0.000 claims description 7
- 239000012153 distilled water Substances 0.000 claims description 7
- 229920000570 polyether Polymers 0.000 claims description 7
- 229930182556 Polyacetal Natural products 0.000 claims description 6
- 239000004695 Polyether sulfone Substances 0.000 claims description 6
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 229920006393 polyether sulfone Polymers 0.000 claims description 6
- 229920006324 polyoxymethylene Polymers 0.000 claims description 6
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 5
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000006277 sulfonation reaction Methods 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- 239000010457 zeolite Substances 0.000 claims description 2
- YZYDPPZYDIRSJT-UHFFFAOYSA-K boron phosphate Chemical compound [B+3].[O-]P([O-])([O-])=O YZYDPPZYDIRSJT-UHFFFAOYSA-K 0.000 description 28
- 229910000149 boron phosphate Inorganic materials 0.000 description 28
- 239000003792 electrolyte Substances 0.000 description 22
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 14
- 150000002500 ions Chemical class 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 7
- 229910010272 inorganic material Inorganic materials 0.000 description 5
- 239000011147 inorganic material Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- LTEHWCSSIHAVOQ-UHFFFAOYSA-N tripropyl borate Chemical compound CCCOB(OCCC)OCCC LTEHWCSSIHAVOQ-UHFFFAOYSA-N 0.000 description 5
- 230000004580 weight loss Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 125000000542 sulfonic acid group Chemical group 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000000113 differential scanning calorimetry Methods 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- ZSJHIZJESFFXAU-UHFFFAOYSA-N boric acid;phosphoric acid Chemical compound OB(O)O.OP(O)(O)=O ZSJHIZJESFFXAU-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229920005597 polymer membrane Polymers 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 125000001174 sulfone group Chemical group 0.000 description 2
- 238000002411 thermogravimetry Methods 0.000 description 2
- RKVCQBPDVHFKCU-UHFFFAOYSA-N 2,4,5-trioxa-1$l^{5}-phospha-3-borabicyclo[1.1.1]pentane 1-oxide Chemical compound O1B2OP1(=O)O2 RKVCQBPDVHFKCU-UHFFFAOYSA-N 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- 229920003935 Flemion® Polymers 0.000 description 1
- 238000001157 Fourier transform infrared spectrum Methods 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000011964 heteropoly acid Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000001566 impedance spectroscopy Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920002465 poly[5-(4-benzoylphenoxy)-2-hydroxybenzenesulfonic acid] polymer Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 229910000166 zirconium phosphate Inorganic materials 0.000 description 1
- LEHFSLREWWMLPU-UHFFFAOYSA-B zirconium(4+);tetraphosphate Chemical compound [Zr+4].[Zr+4].[Zr+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LEHFSLREWWMLPU-UHFFFAOYSA-B 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2287—After-treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M8/10—Fuel cells with solid electrolytes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- 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
- H01M8/1025—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having only carbon and oxygen, e.g. polyethers, sulfonated polyetheretherketones [S-PEEK], sulfonated polysaccharides, sulfonated celluloses or sulfonated polyesters
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- 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]
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- 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
- H01M8/1032—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having sulfur, e.g. sulfonated-polyethersulfones [S-PES]
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- H—ELECTRICITY
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- 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
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
- H01M8/1046—Mixtures of at least one polymer and at least one additive
- H01M8/1048—Ion-conducting additives, e.g. ion-conducting particles, heteropolyacids, metal phosphate or polybenzimidazole with phosphoric acid
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2381/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen, or carbon only; Polysulfones; Derivatives of such polymers
- C08J2381/06—Polysulfones; Polyethersulfones
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- H01M2300/00—Electrolytes
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- 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
- H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
- H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
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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
- 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
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- Y02E60/50—Fuel cells
Abstract
Description
Claims (12)
- 수소이온 전도성 무기질 입자를 포함하는 용매에 술폰화 탄화수소계열 고분자를 용해시켜 이루어지는 고분자 용액을 졸겔 공정으로 처리하여 제조되되,상기 졸겔 공정은 상기 고분자 용액을 일정 온도로 유지시켜 교반하고 가열수단으로 100℃ 내지 150℃에서 10 내지 15시간 가열시킨 후 상기 온도에서 진공 상태 조건으로 10내지 15시간 건조하는 과정을 포함하는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막.
- 제 1항에 있어서, 상기 수소이온 전도성 무기질 입자는 디메틸아세타마이드(n,n-dimethylacetamide, DMAc), 디메틸포름아마이드(dimethylformamide, DMF), 디메틸 설폭사이드(dimethyl sulfoxide, DMSO), 메틸 피롤리돈(n-methyl-2-pyrolidone, NMP)로 이루어진 군으로부터 선택된 적어도 하나 이상의 유기 용매에 이와 호환되는 전구체를 통해 in-situ로 수소이온 전도성 무기물 입자로 제조되는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막.
- 제 1 항에 있어서, 상기 수소이온 전도성 무기물입자는 실리카, 알루미나, 지르코니아, 제올라이트, 티타늄 산화물로 이루어진 군으로부터 선택된 하나 이상 이고, 그 크기는 0.01 내지 10 μm 인 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막.
- 제 1 항에 있어서, 상기 술폰화 탄화수소계열 고분자는 폴리에테르에테르케톤(polyether ether ketone), 폴리아세탈(polyacetal), 폴리페닐렌 옥사이드(polyphenylen oxide), 폴리설폰(polysulfone), 폴리에테르설폰(polyether sulfone), 폴리페닐렌 설파이드(polyphenylene sulfide)의 폴리에테르계 플라스틱 계열 군으로 이루어진 군으로부터 선택된 하나 이상의 고분자로 술폰화시키는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막.
- 제 1 항에 있어서, 상기 수소이온 전도성 무기물 입자의 함량이 유기-무기 복합체 고분자 전해질막 100 중량 부를 기준으로 하여 10 내지 40 중량부이고,상기 술폰화 탄화수소계열 고분자의 함량이 수소이온 전도성 무기물 입자를 100 중량부로 하여 60 내지 90 중량부인 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막.
- (a-1) 탄화수소계 고분자를 전 처리하는 단계와;(b-1) 상기 (a-1) 단계로부터 준비된 고분자를 일정 온도에서 황산에 교반시키면서 용해하는 단계와;(c-1) 상기 (b-1) 단계로부터 형성된 술폰화 탄화수소계 고분자를 식히고 저온의 증류수에 침전한 후 세척하는 단계와;(d-1) 세척한 술폰화 탄화수소계 고분자를 진공에서 건조시키는 단계와;(a-2) 수소이온 전도성 고분자를 포함하는 유기 용매에 상기 술폰화 고분자를 용해한 다음, 여기에 졸겔 공정을 위한 전구체를 혼합하여 혼합물을 제조하는 단계와;(b-2) 상기 (a-2) 단계로부터 얻은 혼합물을 일정 온도로 유지시켜 교반하는 단계와;(c-2) 상기 (b-2) 단계로부터 얻어진 결과물을 이용하여 막 형태로 만든 다음, 이를 건조하여 유기-무기 복합체 고분자 전해질막을 얻는 단계를 포함하여 이루어지는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막의 제조방법.
- 제 6 항에 있어서, 상기 술폰화 탄화수소계 고분자는 폴리에테르에테르케톤(polyether ether ketone), 폴리아세탈(polyacetal), 폴리페닐렌 옥사이드(polyphenylen oxide), 폴리설폰(polysulfone), 폴리에테르설폰(polyether sulfone), 폴리페닐렌 설파이드(polyphenylene sulfide)의 폴리에테르계 플라스틱 계열군으로 이루어진 군으로부터 선택된 적어도 하나 이상의 고분자로 술폰화시킨 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막의 제조방법.
- 제 6 항에 있어서, 상기 (d-1) 단계에서 건조가, 12 시간동안 60 oC로 유지되는 오븐에서 실시한 후, 진공 상태 및 110 oC의 조건으로 유지되는 오븐에서 12시간 동안 실시되는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막의 제조방법.
- 제 6 항에 있어서, 상기 유기용매는 디메틸아세타마이드(n,n-dimethylacetamide, DMAc), 디메틸포름아마이드(dimethylformamide, DMF), 디메틸 설폭사이드(dimethyl sulfoxide, DMSO), 메틸 피롤리돈(n-methyl-2-pyrolidone, NMP)으로 이루어진 군으로부터 적어도 하나 이상 선택되어 이루어지는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막의 제조방법.
- 제 6 항에 있어서, 유기-무기 복합체 고분자 전해질막을 얻는 단계에서는 필름 형태로 제조되는 고분자 전해질막의 크기가 20 내지 150 μm이 되도록 구성하는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막의 제조방법.
- 제 7 항에 있어서, 상기 (c-2) 단계에서 건조는 12 시간동안 60 oC로 유지되는 오븐에서 실시한 후, 진공 상태 및 110 oC의 조건으로 유지되는 오븐에서 12시간 동안 실시되는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막의 제조방법.
- 제 6항에 있어서, 상기 전 처리는 수분 및 유기물을 제거하기 위해 120oC 내지 140 oC에서 24 시간 이상 건조하는 것을 특징으로 하는 유기-무기 복합체 고분자 전해질막의 제조방법.
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PCT/KR2007/003571 WO2008013403A1 (en) | 2006-07-25 | 2007-07-25 | Organic-inorganic composite polymer electrolyte membrane for fuel cells and its preparation method |
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KR100954861B1 (ko) * | 2007-12-12 | 2010-04-28 | 한국에너지기술연구원 | 연료전지용 유기-무기 복합체 고분자 전해질막 및 그의수소이온전도도 향상을 위한 제조 방법 |
KR101840817B1 (ko) * | 2011-03-25 | 2018-03-21 | 삼성전자 주식회사 | 연료전지용 전해질막, 연료전지용 전극 및 이를 채용한 연료전지 |
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CN115928145B (zh) * | 2022-12-28 | 2023-10-13 | 嘉庚创新实验室 | 一种碱性电解水制氢用有机-无机复合隔膜及其制备方法 |
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