JP2014130838A - ガス拡散基材 - Google Patents
ガス拡散基材 Download PDFInfo
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- JP2014130838A JP2014130838A JP2014036984A JP2014036984A JP2014130838A JP 2014130838 A JP2014130838 A JP 2014130838A JP 2014036984 A JP2014036984 A JP 2014036984A JP 2014036984 A JP2014036984 A JP 2014036984A JP 2014130838 A JP2014130838 A JP 2014130838A
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- 239000000758 substrate Substances 0.000 title claims abstract description 69
- 238000009792 diffusion process Methods 0.000 title claims abstract description 62
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000000446 fuel Substances 0.000 claims abstract description 35
- 239000004020 conductor Substances 0.000 claims abstract description 27
- 239000012528 membrane Substances 0.000 claims abstract description 27
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 24
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 11
- 239000010439 graphite Substances 0.000 claims abstract description 11
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 37
- 239000000835 fiber Substances 0.000 claims description 25
- 239000011230 binding agent Substances 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 15
- 239000010411 electrocatalyst Substances 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 12
- 239000011347 resin Substances 0.000 claims description 12
- 239000003054 catalyst Substances 0.000 claims description 8
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002071 nanotube Substances 0.000 claims description 2
- 239000004745 nonwoven fabric Substances 0.000 claims 1
- 229910021389 graphene Inorganic materials 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 40
- 229920000049 Carbon (fiber) Polymers 0.000 description 17
- 239000004917 carbon fiber Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 16
- 238000010438 heat treatment Methods 0.000 description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 13
- 239000003792 electrolyte Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 229920002239 polyacrylonitrile Polymers 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- -1 methanol or ethanol) Chemical compound 0.000 description 5
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 4
- 229920001568 phenolic resin Polymers 0.000 description 4
- 239000005011 phenolic resin Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 239000002121 nanofiber Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 3
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 3
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000002134 carbon nanofiber Substances 0.000 description 2
- 238000010000 carbonizing Methods 0.000 description 2
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- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000002459 porosimetry Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 229920005789 ACRONAL® acrylic binder Polymers 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910021386 carbon form Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000469 dry deposition Methods 0.000 description 1
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- 238000003411 electrode reaction Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006194 liquid suspension Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 238000002407 reforming Methods 0.000 description 1
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- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Classifications
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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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- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
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- H—ELECTRICITY
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- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
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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
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
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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
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8803—Supports for the deposition of the catalytic active composition
- H01M4/8807—Gas diffusion layers
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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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
- H01M8/0234—Carbonaceous material
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- H—ELECTRICITY
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
- H01M8/0241—Composites
- H01M8/0243—Composites in the form of mixtures
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- H—ELECTRICITY
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- 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
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Abstract
【解決手段】不織布繊維ウェブ、熱伝導性材料、及び炭素系残渣をから構成されるガス拡散基材を用いる。該熱伝導性材料及び該炭素系残渣が該不織布繊維ウェブ内に埋め込まれ、且つ、該熱伝導性材料が、グラファイト、ナノチューブ、及びナノグラフェン血小板からなる群から選択されると共に、1μmから100μmの間の最長寸法を有する。該ガス拡散基材は80%未満の多孔率を有し、前記ガス拡散基材の面内熱伝導度が100kPaの圧力で少なくとも4W/m.kであるガス拡散基材。
【選択図】なし
Description
本発明の好ましい態様は以下の通りである。
[1] ガス拡散基材であって、
不織布繊維ウェブと、熱伝導性材料と、及び、炭素系残渣を含んでなり、
前記熱伝導性材料及び炭素系残渣が、不織布繊維ウェブ内に埋め込まれてなり、
前記熱伝導性材料が、1μmから100μmの間の最長寸法を有してなり、及び、
前記ガス拡散基材が、80%未満の多孔率を有してなるものである、ガス拡散基材。
[2] 前記熱伝導性材料が、6〜100μmのd90を有する粒子である、[1]に記載されたガス拡散基材。
[3] 前記粒子が、(天然又は人工)グラファイトである、[1]又は [2]に記載されたガス拡散基材。
[4] 前記熱伝導性材料が、繊維状材料又はチューブ状材料、ディスク型材料、または、熱伝導性カーボンの他の形状からなる群から選択されてなる、[1]〜[3]の何れか一項に記載されたガス拡散基材。
[5] 前記炭素系残渣が、炭化結合剤から得られてなる、[1]〜[4]の何れか一項に記載されたガス拡散基材。
[6] 前記炭化結合剤が、フェノール結合剤、ピッチ系樹脂、または、他の高収率炭化樹脂を含んでなる、[5]に記載されたガス拡散基材。
[7] 熱伝導性材料:炭素系残渣の比が、1:99〜75:25である、[1]〜[6]の何れか一項に記載されたガス拡散基材。
[8] 前記熱伝導性材料及び炭素系残渣が、前記不織布繊維ウェブの重量と比べて、5〜700%の結合重量で、前記基材中に存在してなる、[1]〜[7]の何れか一項に記載されたガス拡散基材。
[9] 前記基材の面内熱伝導性が、1000kPaの圧力で、少なくとも3W/m.kである、[1]〜[8]の何れか一項に記載されたガス拡散基材。
[10] [1]〜[9]の何れか一項に記載されたガス拡散基材を製造する方法であって、
前記方法が、
(i)不織布繊維ウェブを、熱伝導性材料及び炭化結合剤の混合物に含浸させ、含浸ウェブを得てなり、
(ii)100℃〜250℃の温度で、前記不織布繊維ウェブ内で、前記炭化結合剤を硬化し、
(iii)600℃〜1000℃で、工程前記炭化結合剤を炭化し、炭素系残渣を残存する、前記含浸ウェブの第一熱処理工程をし、及び、
(iv)1800℃〜3000℃で工程、前記ガス拡散基材の第二熱処理工程を行うことを含んでなる、工程製造方法。
[11] 工程(iii)の前に、2以上の含浸された不織布繊維ウェブを積層してなることを含んでなる、[10]に記載された方法。
[12] [1]〜[9]の何れか一項に記載されたガス拡散基材と、及び、前記ガス拡散基材に付与された電解触媒とを備えてなる、ガス拡散電極。
[13] [1]〜[9]の何れか一項に記載された基材、及び、触媒被覆プロトン交換膜とを備えてなる、膜電極アセンブリ。
[14] [12]に記載された電極と、及び、プロトン交換膜とを備えてなる、膜電極アセンブリ。
[15] [1]〜[9]の何れか一項に記載された基材と、[12]に記載された電極と、又は[13]又は[14]に記載された膜電極アセンブリとを備えてなる、燃料電池。
[16] [1]〜[9]の何れか一項に記載された基材、又は[12]に記載された電極を備えてなる、リン酸燃料電池。
(i)粒子、例えば、Branwell Graphite Ltdから入手可能なVSGA5またはTimcal Graphite&Carbonから入手可能なTimrex SFG6等、グラファイト(天然又は合成のいずれか)。好適には、粒子が、6−100μm、及び、望ましくは10−100μmのd90を有する。d90の測定は、その粒子の90%が、そのd90値未満の直径を有することを意味し、例えば、6μmのd90は、粒子の90%が6μm未満の直径を有することを意味する。
(ii)繊維状又はチューブ状材料、例えば、Pyrograf Products Inc.から入手可能なPyrografIII炭素繊維、またはShowa Denko K.K.から入手可能なVGCF−H等、ナノファイバー及びナノチューブ。好適には、繊維状又はチューブ状材料は、1μm、好適には6μm、及び、望ましくは10μmの最小長を有し、且つ、5nm〜1μm、望ましくは50−500nmの直径を有する。
(iii)ディスク型材料、例えば、Angstron materials LLC.から入手可能なN008−100−05またはN006−010−00等、ナノグラフェン血小板。好適には、ディスク型材料は、40μm未満のディスクを横切った直径(x/y方向)、及び、100nm未満のディスクを貫通した厚さ(z−方向)を有する。
(iv)カーボンブラック等、熱伝導性カーボンのいかなる他の形態、及びハイパーフラーレン、ピッチ系カーボン形態等、それらのいかなる熱処理された型を含む。
(i)白金族金属(白金、パラジウム、ロジウム、ルテニウム、イリジウム及びオスミウム)、
(ii)金又は銀、
(iii)卑金属、
または、これらの金属の一種以上又はそれらの酸化物を含む合金または混合物から選択される。この金属、合金又は金属の混合物は、微粒炭素等、好適な担体上に、非担持又は担持されてもよい。任意の電気化学デバイス用の最も好適な電解触媒は、当業者に良く知られている。
(i)不織布繊維ウェブを熱伝導性粒子及び炭化結合剤の混合物に含浸させ、含浸ウェブを調製し、
(ii)100℃〜250℃の温度で、不織布繊維ウェブ内で、炭化結合剤を硬化し、
(iii)600℃〜1000℃で、好適には700℃〜900℃、及び望ましくは約800℃での含浸ウェブの第一熱処理工程により、炭化結合剤を炭化し、炭素系残渣を残存し、及び、
(iv)1800℃〜3000℃、好適には1800℃〜2500℃、及び望ましくは約2000℃〜2300℃での第二熱処理工程により、ガス拡散基材を得てなることを含んでなるものである。
Claims (11)
- ガス拡散基材であって、
不織布繊維ウェブと、熱伝導性材料と、及び、炭素系残渣とを備えてなり、
前記熱伝導性材料及び炭素系残渣が、不織布繊維ウェブ内に埋め込まれてなり、
前記熱伝導性材料が、1μmから100μmの間の最長寸法を有してなり、かつ、グラファイト、ナノチューブ、及びナノグラフェン血小板からなる群から選択されてなり、
前記熱伝導性材料:前記炭素系残渣の比が、10:90〜30:70であり、
前記ガス拡散基材が、80%未満の多孔率を有してなるものであり、及び、
前記ガス拡散基材の面内熱伝導性が、1000kPaの圧力で、少なくとも4W/m.kである、ガス拡散基材。 - 前記熱伝導性材料が、6〜100μmのd90を有する粒子である、請求項1に記載されたガス拡散基材。
- 前記粒子が、(天然又は人工)グラファイトである、請求項2に記載されたガス拡散基材。
- 前記炭素系残渣が、炭化結合剤から得られてなる、請求項1〜3の何れか一項に記載された、ガス拡散基材。
- 前記炭化結合剤が、フェノール結合剤、ピッチ系樹脂、又は他の高収率炭化樹脂を含んでなる、請求項4に記載されたガス拡散基材。
- 前記熱伝導性材料及び炭素系残渣が、前記不織布繊維ウェブの重量と比べて、5〜700%の結合重量で、前記ガス拡散基材中に存在してなる、請求項1〜5の何れか一項に記載されたガス拡散基材。
- 請求項1〜6の何れか一項に記載されたガス拡散基材と、及び、前記ガス拡散基材に付与された電解触媒とを備えてなる、ガス拡散電極。
- 請求項1〜6の何れか一項に記載されたガス拡散基材、及び、触媒被覆プロトン交換膜とを備えてなる、膜電極アセンブリ。
- 請求項7に記載されたガス拡散電極と、及び、プロトン交換膜とを備えてなる、膜電極アセンブリ。
- 請求項1〜6の何れか一項に記載されたガス拡散基材と、請求項7に記載されたガス拡散電極と、或いは請求項8又は9に記載された膜電極アセンブリとを備えてなる、燃料電池。
- 請求項1〜6の何れか一項に記載されたガス拡散基材、又は請求項7に記載されたガス拡散電極を備えてなる、リン酸燃料電池。
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US20170062836A1 (en) | 2017-03-02 |
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KR101668135B1 (ko) | 2016-10-20 |
WO2010092370A1 (en) | 2010-08-19 |
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