JP2007214019A5 - - Google Patents
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- Publication number
- JP2007214019A5 JP2007214019A5 JP2006033684A JP2006033684A JP2007214019A5 JP 2007214019 A5 JP2007214019 A5 JP 2007214019A5 JP 2006033684 A JP2006033684 A JP 2006033684A JP 2006033684 A JP2006033684 A JP 2006033684A JP 2007214019 A5 JP2007214019 A5 JP 2007214019A5
- Authority
- JP
- Japan
- Prior art keywords
- carbon
- diffusion layer
- gas diffusion
- carbon black
- cathode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 144
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 111
- 229910052799 carbon Inorganic materials 0.000 claims description 106
- 238000009792 diffusion process Methods 0.000 claims description 100
- 239000006229 carbon black Substances 0.000 claims description 77
- 239000000463 material Substances 0.000 claims description 51
- 239000000835 fiber Substances 0.000 claims description 47
- 239000003054 catalyst Substances 0.000 claims description 46
- 230000001590 oxidative effect Effects 0.000 claims description 43
- 239000007800 oxidant agent Substances 0.000 claims description 39
- 230000002940 repellent Effects 0.000 claims description 37
- 239000005871 repellent Substances 0.000 claims description 37
- 239000012528 membrane Substances 0.000 claims description 36
- 238000010521 absorption reaction Methods 0.000 claims description 29
- 239000000446 fuel Substances 0.000 claims description 25
- 210000004027 cell Anatomy 0.000 claims description 22
- 239000006230 acetylene black Substances 0.000 claims description 21
- 239000003792 electrolyte Substances 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 10
- 210000000170 cell membrane Anatomy 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 143
- 239000010410 layer Substances 0.000 description 118
- 238000011144 upstream manufacturing Methods 0.000 description 24
- 238000002156 mixing Methods 0.000 description 23
- 239000006232 furnace black Substances 0.000 description 17
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 16
- 238000010248 power generation Methods 0.000 description 14
- 230000035699 permeability Effects 0.000 description 10
- 239000011148 porous material Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 8
- 229910052697 platinum Inorganic materials 0.000 description 8
- 229920000049 Carbon (fiber) Polymers 0.000 description 7
- 239000004917 carbon fiber Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 238000007606 doctor blade method Methods 0.000 description 5
- 239000002737 fuel gas Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- 239000011259 mixed solution Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000005518 polymer electrolyte Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 239000002612 dispersion medium Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- CFQCIHVMOFOCGH-UHFFFAOYSA-N platinum ruthenium Chemical compound [Ru].[Pt] CFQCIHVMOFOCGH-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 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 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910000929 Ru alloy Inorganic materials 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- 241000872198 Serjania polyphylla Species 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- 239000002134 carbon nanofiber Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229920000557 Nafion® Polymers 0.000 description 1
- JIDUBFKLNRRLDT-UHFFFAOYSA-N [Ru].[Pt].[C] Chemical compound [Ru].[Pt].[C] JIDUBFKLNRRLDT-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002609 medium Substances 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006033684A JP2007214019A (ja) | 2006-02-10 | 2006-02-10 | 燃料電池用膜電極接合体および燃料電池用ガス拡散層 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006033684A JP2007214019A (ja) | 2006-02-10 | 2006-02-10 | 燃料電池用膜電極接合体および燃料電池用ガス拡散層 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007214019A JP2007214019A (ja) | 2007-08-23 |
| JP2007214019A5 true JP2007214019A5 (enExample) | 2011-09-15 |
Family
ID=38492248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006033684A Pending JP2007214019A (ja) | 2006-02-10 | 2006-02-10 | 燃料電池用膜電極接合体および燃料電池用ガス拡散層 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2007214019A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4513986B2 (ja) * | 2007-12-07 | 2010-07-28 | 本田技研工業株式会社 | 固体高分子型燃料電池セパレータ用シール材料、セパレータシール、及びセパレータ |
| JP5077577B2 (ja) | 2007-12-07 | 2012-11-21 | 本田技研工業株式会社 | 固体高分子型燃料電池セパレータ用シール材料、セパレータシール及びセパレータ |
| DE102011083118A1 (de) * | 2011-09-21 | 2013-03-21 | Future Carbon Gmbh | Gasdiffusionsschicht mit verbesserter elektrischer Leitfähigkeit und Gasdurchlässigkeit |
| US10790516B2 (en) | 2015-12-24 | 2020-09-29 | Toray Industries, Inc. | Gas diffusion electrode and method for manufacturing same |
| CA3001532A1 (en) | 2015-12-24 | 2017-06-29 | Toray Industries, Inc. | Gas diffusion electrode and fuel cell |
| CA3007071C (en) * | 2015-12-24 | 2024-06-11 | Toray Industries, Inc. | Gas diffusion electrode |
| JP2021166139A (ja) * | 2020-04-07 | 2021-10-14 | パナソニックＩｐマネジメント株式会社 | ガス拡散層、膜電極接合体、及び燃料電池 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5783325A (en) * | 1996-08-27 | 1998-07-21 | The Research Foundation Of State Of New York | Gas diffusion electrodes based on poly(vinylidene fluoride) carbon blends |
| CN1269245C (zh) * | 2000-08-16 | 2006-08-09 | 松下电器产业株式会社 | 燃料电池 |
| JP2002075418A (ja) * | 2000-08-30 | 2002-03-15 | Honda Motor Co Ltd | 燃料電池用加湿装置 |
| JP3608053B2 (ja) * | 2001-01-16 | 2005-01-05 | 昭和電工株式会社 | 電池用触媒組成物、ガス拡散層及びこれらを備えた燃料電池 |
| JP2002289202A (ja) * | 2001-03-27 | 2002-10-04 | Mitsubishi Heavy Ind Ltd | 燃料電池カソード活性化過電圧の低減方法 |
| JP2003036860A (ja) * | 2001-07-19 | 2003-02-07 | Toray Ind Inc | 電極基材およびその製造方法並びにそれを用いた燃料電池 |
| JP2004220844A (ja) * | 2003-01-10 | 2004-08-05 | Sanyo Electric Co Ltd | 燃料電池システム |
-
2006
- 2006-02-10 JP JP2006033684A patent/JP2007214019A/ja active Pending
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