JP6322655B2 - 電極で使用される電流密度ディストリビュータ - Google Patents
電極で使用される電流密度ディストリビュータ Download PDFInfo
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- JP6322655B2 JP6322655B2 JP2015559492A JP2015559492A JP6322655B2 JP 6322655 B2 JP6322655 B2 JP 6322655B2 JP 2015559492 A JP2015559492 A JP 2015559492A JP 2015559492 A JP2015559492 A JP 2015559492A JP 6322655 B2 JP6322655 B2 JP 6322655B2
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Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
- C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
- C25B11/031—Porous electrodes
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- H01G9/004—Details
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
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Description
Claims (29)
- 活性表面を有する電極とともに使用されるメッシュ形状で多孔質の電流密度ディストリビュータであって、前記電極の活性層に電流を提供するように適合され、前記活性層が前記電流密度ディストリビュータの面に接触するように提供され、
前記電流密度ディストリビュータに沿った電流フローの主要方向に沿って電流が流れ、
前記電流密度ディストリビュータが、複数の導電性経路(5、15、25)を有する多孔質メッシュ(10)を備え、
前記導電性経路(5、25)の少なくとも一部が、前記電流密度ディストリビュータを通した主要電流フローの方向に沿って延在する、電流密度ディストリビュータにおいて、
前記多孔質メッシュ(10)が、前記主要電流フローの方向に交差する方向で、電気絶縁体(6)の複数の第1の経路の少なくとも一部を備え、
前記電流密度ディストリビュータを通した前記主要電流フローに交差する方向における前記電流密度ディストリビュータの電流容量が、前記電流密度ディストリビュータを通した前記主要電流フローに沿った方向における電流容量よりも小さく、
前記多孔質メッシュが、前記導電性経路および/または絶縁性経路の間に複数の空き空間を備える、電流密度ディストリビュータ。 - 単位長さ当たりの交差方向における導電性経路(15)の数が、前記主要電流フローの方向に沿った単位長さ当たりの導電性経路(5、25)の数よりも少ない、請求項1に記載の電流密度ディストリビュータ。
- 前記多孔質メッシュが、前記電流フローに平行な方向に沿って、相対的に大きい断面を有する複数の第1の導電体(25)と、相対的に小さい断面を有する複数の第2の導電体(5)とを備える、請求項1または2に記載の電流密度ディストリビュータ。
- 前記多孔質メッシュが、前記電流密度ディストリビュータを通した前記主要電流フローの方向に沿って、電気絶縁体の複数の第2の経路(16)を備える、請求項1から請求項3のいずれか一項に記載の電流密度ディストリビュータ。
- 前記主要電流フローの方向に沿って、導電性経路(5、25)および第2の電気絶縁性経路(16)が交互に提供される、請求項1から請求項4のいずれか一項に記載の電流密度ディストリビュータ。
- 前記導電性経路(5、15、25)ならびに前記電気絶縁体の第1および第2の経路(6、16)が、規則的な幾何学パターンにしたがって配置される、請求項1から請求項5のいずれか一項に記載の電流密度ディストリビュータ。
- 前記導電性経路(5、15、25)が複数の導電性ワイヤを備え、前記電気絶縁体の第1および第2の経路(6、16)が電気絶縁体の複数のスレッドを備える、請求項1から請求項6のいずれか一項に記載の電流密度ディストリビュータ。
- 前記導電性経路(5、15、25)の20℃における導電率が、少なくとも1.25×10E3 S/mである、請求項1から請求項7のいずれか一項に記載の電流密度ディストリビュータ。
- 前記導電性経路(5、15、25)の抵抗率が8×10E(−4)Ohm.m未満である、請求項1から請求項8のいずれか一項に記載の電流密度ディストリビュータ。
- 前記導電性経路(5、15、25)が、少なくとも120MPaの引張り強さを提供する導電性材料で形成される、請求項1から請求項9のいずれか一項に記載の電流密度ディストリビュータ。
- 前記絶縁性経路が、20℃で少なくとも10E12 Ohm.mの電気抵抗を有する電気絶縁性材料で形成される、請求項1から請求項10のいずれか一項に記載の電流密度ディストリビュータ。
- 前記絶縁性経路が、少なくとも15MPaの引張り強さを有する電気絶縁性材料で形成される、請求項1から請求項11のいずれか一項に記載の電流密度ディストリビュータ。
- 前記絶縁性経路が、少なくとも20MPaの圧縮強さを提供する電気絶縁性材料で形成される、請求項1から請求項12のいずれか一項に記載の電流密度ディストリビュータ。
- 前記絶縁性経路が、ポリアラミド、ポリエステル(ポリエチレンテレフタレート)、ポリオレフィン(UHMWPE、HDPE、ポリプロピレン、ポリエーテルケトン、ポリフェニレンスルフィド、ポリエーテルイミド(PEI)、脂肪族ポリアミド)、フッ素プラスチック(PTFE、ETFE、FEP、PFA、EFEP、PCTFE)、(上述の高分子の1つもしくは複数の)高分子マトリックスを含む、および強化成分(ガラス繊維、セラミック繊維)を含む複合材料、あるいは上述の材料の2つ以上の任意の組み合わせまたはブレンドから成る群から選択される電気絶縁性材料で形成される、請求項1から請求項13のいずれか一項に記載の電流密度ディストリビュータ。
- 前記導電性経路(5、15、25)が、導電性高分子、金属合金(金、イリジウム、プラチナ、ロジウム、パラジウム、銀、銅、ニッケル、亜鉛、タングステン、チタン、アルミニウム、錫、鋼、ステンレス鋼合金)、オーステナイト系ステンレス鋼および二相ステンレス鋼の群から選択される導電性材料で形成される、請求項1から請求項14のいずれか一項に記載の電流密度ディストリビュータ。
- 前記多孔質メッシュ(10)が、織成、編成、編組、または溶接されたワイヤ、拡張されたメッシュ、複数の穴を有するプレートまたはスクリーン、導電性経路を提供するように光化学エッチングまたは電気鋳造を施した複数の穴を有するプレートの群から選択される材料を含む、請求項1から請求項15のいずれか一項に記載の電流密度ディストリビュータ。
- 前記多孔質メッシュ(10)が、少なくとも50%の孔面積を有する、請求項1から請求項16のいずれか一項に記載の電流密度ディストリビュータ。
- 前記導電性経路(5、15、25)が、50μm〜500μmの平均断面を有する、請求項1から請求項17のいずれか一項に記載の電流密度ディストリビュータ。
- 前記絶縁性経路が、50μm〜250μm平均断面を有する、請求項1から請求項18のいずれか一項に記載の電流密度ディストリビュータ。
- 前記多孔質メッシュが、1cm当たり10〜50の導電性経路を備える、請求項1から請求項19のいずれか一項に記載の電流密度ディストリビュータ。
- 前記多孔質メッシュが、1cm当たり10〜50の絶縁性経路を備える、請求項1から請求項20のいずれか一項に記載の電流密度ディストリビュータ。
- 前記電流密度ディストリビュータを通した前記主要電流フローに交差する方向における前記電流密度ディストリビュータの電流容量が、前記電流密度ディストリビュータを通した前記主要電流フローに沿った方向における電流容量よりも小さい、請求項1から請求項21のいずれか一項に記載の少なくとも1つの電流密度ディストリビュータを備える電極。
- 前記電極が、前記電流密度ディストリビュータとの複数の接触点を有する活性層をさらに備える、請求項22に記載の電極。
- 前記電極が、前記電流密度ディストリビュータとの複数の接触点を有する触媒作用的に活性の層を備え、前記触媒作用的に活性の材料が、1つもしくは複数の微生物、1つもしくは複数の酵素、1つもしくは複数の有機金属化合物、1つもしくは複数の無機および/または有機化合物の群から選択される、請求項23に記載の電極。
- 前記電極が、前記電流密度ディストリビュータの一面上に配置されるガス浸透性材料の層を備えるガス拡散電極である、請求項22から請求項24のいずれか一項に記載の電極。
- 単一の電流密度ディストリビュータまたは複数の電流密度ディストリビュータを備える、請求項22から請求項25のいずれか一項に記載の電極。
- 請求項22から請求項26のいずれか一項に記載の少なくとも1つの電極を備える電気化学セル。
- 前記電気化学セルがガルヴァーニ電池または容量性セルである、請求項27に記載の電気化学セル。
- ユニポーラ構成の請求項22から請求項26のいずれか一項に記載の複数の電極を備える、電気化学セル。
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PCT/EP2014/053737 WO2014131799A1 (en) | 2013-02-26 | 2014-02-26 | Current density distributor for use in an electrode |
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-
2013
- 2013-02-26 EP EP13156781.0A patent/EP2770565A1/en not_active Ceased
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- 2014-02-26 MX MX2015011100A patent/MX368453B/es active IP Right Grant
- 2014-02-26 AU AU2014222685A patent/AU2014222685B2/en not_active Ceased
- 2014-02-26 EP EP14708522.9A patent/EP2962348B1/en active Active
- 2014-02-26 CA CA2902429A patent/CA2902429A1/en not_active Abandoned
- 2014-02-26 KR KR1020157026772A patent/KR102057025B1/ko active IP Right Grant
- 2014-02-26 JP JP2015559492A patent/JP6322655B2/ja active Active
- 2014-02-26 CN CN201480023715.7A patent/CN105210219B/zh active Active
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Also Published As
Publication number | Publication date |
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KR20150143455A (ko) | 2015-12-23 |
MX2015011100A (es) | 2016-05-05 |
AU2014222685A1 (en) | 2015-10-22 |
AU2014222685B2 (en) | 2018-05-17 |
EP2962348B1 (en) | 2021-01-20 |
JP2016516260A (ja) | 2016-06-02 |
EP2962348A1 (en) | 2016-01-06 |
WO2014131799A1 (en) | 2014-09-04 |
US20190003063A1 (en) | 2019-01-03 |
MX368453B (es) | 2019-10-03 |
CN105210219B (zh) | 2018-07-27 |
CN105210219A (zh) | 2015-12-30 |
KR102057025B1 (ko) | 2019-12-18 |
EP2770565A1 (en) | 2014-08-27 |
US10087537B2 (en) | 2018-10-02 |
CA2902429A1 (en) | 2014-09-04 |
US20160010227A1 (en) | 2016-01-14 |
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