JP2007149706A5 - - Google Patents

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JP2007149706A5
JP2007149706A5 JP2007061301A JP2007061301A JP2007149706A5 JP 2007149706 A5 JP2007149706 A5 JP 2007149706A5 JP 2007061301 A JP2007061301 A JP 2007061301A JP 2007061301 A JP2007061301 A JP 2007061301A JP 2007149706 A5 JP2007149706 A5 JP 2007149706A5
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carbon material
lithium ion
ion battery
peak intensity
electrode
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JP2007061301A
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JP2007149706A (en
JP4973247B2 (en
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原料である鱗片状黒鉛または鱗状黒鉛を球状化した黒鉛質粒子よりなるリチウムイオン電池負極用炭素材料であって、該炭素材料の平均粒径が２〜３５μｍ、広角Ｘ線回折法による（００２）面の面間隔（ｄ００２）が０．３３７ｎｍ未満、結晶子サイズ（Ｌｃ）が８０ｎｍ以上、ＢＥＴ法比表面積が１８ｍ2／ｇ未満、かつ、真密度が２．２１ｇ／ｃｍ 3 以上であることを特徴とするリチウムイオン電池負極用炭素材料。 A carbon material for a negative electrode of a lithium ion battery comprising flaky graphite as a raw material or graphitic particles obtained by spheroidizing graphite, wherein the carbon material has an average particle diameter of 2 to 35 μm and measured by a wide-angle X-ray diffraction method (002) less than spacing of the plane (d002) is 0.337 nm, the crystallite size (Lc) is 80nm or more, BET method specific surface area of 18m 2 / g less than, and, it the true density of 2.21 g / cm 3 or more A carbon material for a negative electrode of a lithium ion battery . アルゴンイオンレーザーラマンスペクトルにおける１５８０ｃｍ-1のピーク強度に対する１３６０ｃｍ-1のピーク強度の比が０．９以下であることを特徴とする請求項１記載の炭素材料。 Claim 1 carbon material charge according to the ratio of the peak intensity of 1360 cm -1 to the peak intensity of 1580 cm -1 in the argon ion laser Raman spectrum, characterized in der Rukoto 0.9. アルゴンイオンレーザーラマンスペクトルにおける１５８０ｃｍ -1 のピーク強度に対する１３６０ｃｍ -1 のピーク強度の比が０．７以下であることを特徴とする請求項１または２記載の炭素材料。 Claim 1 or 2 carbon material cost, wherein the ratio of the peak intensity of 1360 cm -1 to the peak intensity of 1580 cm -1 in the argon ion laser Raman spectrum is 0.7 or less. アルゴンイオンレーザーラマンスペクトルにおける１５８０ｃｍ -1 のピーク強度に対する１３６０ｃｍ -1 のピーク強度の比が０．５以下であることを特徴とする請求項１〜３のいずれかに記載の炭素材料。 Charcoal material charge according to claim 1, the ratio of the peak intensity of 1360 cm -1 to the peak intensity of 1580 cm -1 in the argon ion laser Raman spectrum, characterized in that more than 0.5. タップ密度が０．７７ｇ／ｃｍ 3 以上であることを特徴とする請求項１〜４のいずれかに記載の炭素材料。 Charcoal material charge according to claim 1, tap density, characterized in that it is 0.77 g / cm 3 or more. 請求項１〜５のいずれかに記載の炭素材料と有機化合物と混合した後、該有機化合物を炭素化することによって製造されるリチウムイオン電池負極用複層構造炭素材料。 A multilayer structure carbon material for a lithium ion battery negative electrode produced by mixing the carbon material according to any one of claims 1 to 5 and an organic compound and then carbonizing the organic compound. 請求項１〜５のいずれかに記載のリチウムイオン電池負極用炭素材料または請求項６に記載のリチウムイオン電池負極用複層構造炭素材料を含む活物質層と集電体とからなることを特徴とするリチウムイオン電池用電極。It consists of an active material layer and the collector which contain the carbon material for lithium ion battery negative electrodes in any one of Claims 1-5, or the multilayer structure carbon material for lithium ion battery negative electrodes of Claim 6. An electrode for a lithium ion battery. 請求項７に記載のリチウムイオン電池用電極を負極とし、金属カルコゲナイド系電極を正極としたことを特徴とするリチウムイオン電池。A lithium ion battery comprising the lithium ion battery electrode according to claim 7 as a negative electrode and a metal chalcogenide electrode as a positive electrode.
JP2007061301A 1998-11-27 2007-03-12 Carbon material for electrodes Expired - Lifetime JP4973247B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007061301A JP4973247B2 (en) 1998-11-27 2007-03-12 Carbon material for electrodes

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP33679698 1998-11-27
JP1998336796 1998-11-27
JP2007061301A JP4973247B2 (en) 1998-11-27 2007-03-12 Carbon material for electrodes

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP01658799A Division JP3945928B2 (en) 1998-11-27 1999-01-26 Method for producing carbon material for negative electrode of lithium ion secondary battery

Related Child Applications (2)

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JP2010259941A Division JP2011066010A (en) 1998-11-27 2010-11-22 Carbon material for electrode
JP2010259940A Division JP5739139B2 (en) 1998-11-27 2010-11-22 Carbon material for electrodes

Publications (3)

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JP2007149706A JP2007149706A (en) 2007-06-14
JP2007149706A5 true JP2007149706A5 (en) 2008-02-14
JP4973247B2 JP4973247B2 (en) 2012-07-11

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Publication number Priority date Publication date Assignee Title
JP5216285B2 (en) * 2007-09-18 2013-06-19 Ｊｘ日鉱日石エネルギー株式会社 Amorphous carbon material for negative electrode of lithium ion secondary battery and method for producing the same
EP2256087A1 (en) * 2009-05-26 2010-12-01 Belenos Clean Power Holding AG Stable dispersions of single and multiple graphene layers in solution
JP5578532B2 (en) * 2012-02-13 2014-08-27 日新電機株式会社 Power storage device
CN115504465A (en) * 2014-07-07 2022-12-23 三菱化学株式会社 Carbon material, method for producing carbon material, and nonaqueous secondary battery using carbon material

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* Cited by examiner, † Cited by third party
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JP4184479B2 (en) * 1997-05-30 2008-11-19 松下電器産業株式会社 Nonaqueous electrolyte secondary battery and method for producing the negative electrode
JP3916012B2 (en) * 1997-05-30 2007-05-16 三菱化学株式会社 Non-aqueous secondary battery electrode
JP3106129B2 (en) * 1998-07-31 2000-11-06 三井鉱山株式会社 Anode material for lithium secondary battery, method for producing the same, and lithium secondary battery
KR100450348B1 (en) * 1998-10-09 2004-09-30 쇼와 덴코 가부시키가이샤 Carbonaceous material for cell and cell containing the carbonaceous material

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