JP2008218798A - 分極性電極の形成材及びその用途 - Google Patents
分極性電極の形成材及びその用途 Download PDFInfo
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- JP2008218798A JP2008218798A JP2007055659A JP2007055659A JP2008218798A JP 2008218798 A JP2008218798 A JP 2008218798A JP 2007055659 A JP2007055659 A JP 2007055659A JP 2007055659 A JP2007055659 A JP 2007055659A JP 2008218798 A JP2008218798 A JP 2008218798A
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- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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Classifications
-
- 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
- Y02E60/13—Energy storage using capacitors
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- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
【解決手段】比表面積が300〜1500m2/g、結晶層厚み(Lc)が25〜40Åであるアセチレンブラックからなる分極性電極の形成材。本発明の形成材又は形成材と活性炭との混合物を成型してなる分極性電極。電解液を含浸したセパレータと、その外側に一対の集電体と、更にその外側に一対の金属電極とが枠体に収納されてなるものであって、上記分極性電極が本発明の分極性電極で構成されてなる電気二重層コンデンサ。
【選択図】 なし
Description
アセチレンガスを塩化カルシウム(1kg)の充填された脱水ラインを通過させてから、酸素ガスと共にカーボンブラック製造炉(炉全長6m、炉直径1m)の炉頂に設置されたノズルから表1の条件で噴霧し、炉下部に直結されたバグフィルターからアセチレンブラックを捕集した。ついで、このアセチレンブラック500gを電気炉に入れ、640℃にて空気を50L/hrで導入し、1時間酸化処理をして本発明の分極性電極の形成材を製造した。なお、アセチレンガスの含水率は、配管に設けられたサンプリング口より水蒸気検知管(光明理化学工業株式会社製「北川式ガス検知管:水蒸気」)を用いて測定した。
酸化処理時間を2時間としたこと以外は、実施例3と同様にして分極性電極の形成材を製造した。
酸化処理を行わなかったこと以外は、実施例3と同様にして分極性電極の形成材を製造した。
脱水ラインを使用しなかった以外は、実施例3と同様にして分極性電極の形成材を製造した。
酸化処理を行わなかった以外は、実施例2と同様にして分極性電極の形成材を製造した。
(1)一次粒子径:形成材をクロロホルムに分散してからマイクログリッドメッシュですくい、透過型電子顕微鏡(日立製作所社製商品名「H−300」)を用い、倍率1万倍にて無作為に写真撮影した。撮影は一枚の写真に200個程度の粒子が入るように視野を決め各撮影ごとに視野を変えた。得られた5枚の写真について、1枚あたり200個のカーボン粒子の一次粒子の長さを測定し、1000個の平均を求めた。
(2)比表面積:JIS K 6217に従い測定した。
(3)DBP吸収量:JIS K 6217に従い測定した。
(4)電気抵抗率:JIS K 1469に従い測定した。
(5)結晶層厚み(Lc):Cu−Kα線を用いたX線回折法における(002)面の回折線より、式、Lc(Å)=(180・K・λ)/(π・β・COSθ)、により測定した。 ただし、K=形状因子0.9、λ=X線の波長(1.54Å)、θ=(002)回折線吸収バンドにおける極大値を示す角度、β=(002)回折線吸収バンドにおける半価幅を角度で示したものである。
本発明の分極性電極の形成材の代わりに、ケッチェンEC(ケッチェンブラックインターナショナル社製商品名)を用いたこと以外は、実施例3と同様にして電気二重層コンデンサを作製した。
Claims (4)
- 比表面積が300〜1500m2/g、結晶層厚み(Lc)が25〜40Åであるアセチレンブラックからなる分極性電極の形成材。
- 請求項1記載の形成材を成型してなる分極性電極。
- 請求項1記載の形成材と活性炭との混合物を成型してなる分極性電極。
- 電解液を含浸したセパレータと、その外側に一対の集電体と、更にその外側に一対の金属電極とが枠体に収納されてなるものであって、上記分極性電極が請求項2又は3に記載の分極性電極で構成されてなる電気二重層コンデンサ。
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JP2007055659A JP4932543B2 (ja) | 2007-03-06 | 2007-03-06 | 分極性電極の形成材及びその用途 |
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JP2008218798A true JP2008218798A (ja) | 2008-09-18 |
JP4932543B2 JP4932543B2 (ja) | 2012-05-16 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6134073A (ja) * | 1984-03-29 | 1986-02-18 | Denki Kagaku Kogyo Kk | アセチレンブラツク及びその製造方法 |
JPH04353572A (ja) * | 1991-05-30 | 1992-12-08 | Denki Kagaku Kogyo Kk | アセチレンブラックとその製造方法及び用途 |
JPH07268204A (ja) * | 1994-03-31 | 1995-10-17 | Denki Kagaku Kogyo Kk | 耐熱導電性樹脂組成物 |
JP2005166974A (ja) * | 2003-12-03 | 2005-06-23 | Sanyo Electric Co Ltd | 電気二重層コンデンサ、電解質電池及びこれらの製造方法 |
JP2005285897A (ja) * | 2004-03-29 | 2005-10-13 | Dainippon Printing Co Ltd | 電極活物質組成物の製造方法、電気二重層キャパシタ用分極性電極の製造方法、及び電気二重層キャパシタ |
-
2007
- 2007-03-06 JP JP2007055659A patent/JP4932543B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6134073A (ja) * | 1984-03-29 | 1986-02-18 | Denki Kagaku Kogyo Kk | アセチレンブラツク及びその製造方法 |
JPH04353572A (ja) * | 1991-05-30 | 1992-12-08 | Denki Kagaku Kogyo Kk | アセチレンブラックとその製造方法及び用途 |
JPH07268204A (ja) * | 1994-03-31 | 1995-10-17 | Denki Kagaku Kogyo Kk | 耐熱導電性樹脂組成物 |
JP2005166974A (ja) * | 2003-12-03 | 2005-06-23 | Sanyo Electric Co Ltd | 電気二重層コンデンサ、電解質電池及びこれらの製造方法 |
JP2005285897A (ja) * | 2004-03-29 | 2005-10-13 | Dainippon Printing Co Ltd | 電極活物質組成物の製造方法、電気二重層キャパシタ用分極性電極の製造方法、及び電気二重層キャパシタ |
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