CARBON MATERIAL FOR CAPACITOR AND CAPACITOR

PROBLEM TO BE SOLVED: To provide a capacitor high in capacitance and excellent in durability.SOLUTION: A carbon material 221 for capacitors of the present invention has: a specific surface area obtained by using a BET adsorption isotherm of 2,000 m/g or more; a ratio between the G-band intensity and...

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Bibliographic Details
Main Authors MATSUMURA YOSHIHIRO, KUME TETSUYA
Format Patent
LanguageEnglish
Japanese
Published 24.08.2017
Subjects
BASIC ELECTRIC ELEMENTS
CAPACITORS
CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
CHEMISTRY
COMPOUNDS THEREOF
ELECTRICITY
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
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Summary:PROBLEM TO BE SOLVED: To provide a capacitor high in capacitance and excellent in durability.SOLUTION: A carbon material 221 for capacitors of the present invention has: a specific surface area obtained by using a BET adsorption isotherm of 2,000 m/g or more; a ratio between the G-band intensity and the D-band intensity obtained by Raman spectrometry of 1.70 or more; and an electrical conductivity of 10.0 S/cm or more.SELECTED DRAWING: Figure 1 【課題】静電容量が大きく且つ耐久性に優れたキャパシタを提供する。【解決手段】本発明のキャパシタ用炭素材料２２１は、ＢＥＴ吸着等温式を利用して得られる比表面積が２０００ｍ2／ｇ以上であり、ラマン分光測定によって得られる、Ｇバンドの強度とＤバンドの強度との比が１．７０以上であり、電気伝導度が１０．０Ｓ／ｃｍ以上である。【選択図】図１
Bibliography:Application Number: JP20160028227