JP6556923B2 - 電池電極の製造方法 - Google Patents
電池電極の製造方法 Download PDFInfo
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Description
実施例1は電池電極の製造方法を提供する。電池電極の製造方法は、以下の工程を含む。
S1、カーボンナノチューブ原料を提供し、カーボンナノチューブ原料は複数のカーボンナノチューブを含む。
S2、炭酸ガスを加熱炉に導入して、カーボンナノチューブ原料を加熱炉に入れ且つ加熱する。
S3、加熱炉を850℃〜950℃に加熱し、カーボンナノチューブ原料が炭酸ガスで酸化される。
S4、炭酸ガスで酸化されたカーボンナノチューブ原料を、第一有機溶媒と水との混合溶液中に入れし且つ撹拌し、カーボンナノチューブ懸濁液を形成する。
S5、電池用電極活物質を提供し、活物質を第二有機溶媒中で超音波によって分散させて活物質分散液を形成し、活物質分散液にカーボンナノチューブ懸濁液を滴下して混合溶液を形成する。
S6、混合溶液を超音波によって分散させて、混合溶液における溶媒を除去して乾燥する。
多層カーボンナノチューブを純粋な炭酸ガス中に置いて、炉の温度が900℃に達するまで毎分30℃の速度で多層カーボンナノチューブを加熱し、900℃で60分間多層カーボンナノチューブを加熱する。
多層カーボンナノチューブを空気中に置いて、炉の温度が550℃に達するまで毎分30℃の速度で多層カーボンナノチューブを加熱し、550℃で60分間多層カーボンナノチューブを加熱する。
Claims (2)
- カーボンナノチューブ原料を提供し、カーボンナノチューブ原料は複数のカーボンナノチューブを含む第一ステップと、
炭酸ガスを加熱炉に導入して、前記カーボンナノチューブ原料を前記加熱炉に入れ且つ加熱する第二ステップと、
前記加熱炉を850℃〜950℃に加熱し、前記カーボンナノチューブ原料を前記炭酸ガスで酸化する第三ステップと、
前記炭酸ガスで酸化されたカーボンナノチューブ原料を、第一有機溶媒と水との第一混合溶液中に入れし且つ撹拌し、カーボンナノチューブ懸濁液を形成する第四ステップと、
電池用電極活物質を提供し、活物質を第二有機溶媒中で超音波によって分散させて活物質分散液を形成し、前記活物質分散液にカーボンナノチューブ懸濁液を滴下して第二混合溶液を形成する第五ステップと、
前記第二混合溶液を超音波によって分散させて、前記第二混合溶液における溶媒を除去して乾燥する第六ステップと、
を含むことを特徴とする電池電極の製造方法。 - 前記第三ステップにおいて、各前記カーボンナノチューブを前記炭酸ガスで酸化する工程で、カーボンナノチューブの管壁の少なくとも一部を連続的に剥離し、カーボンナノチューブの直径を減少させることを特徴とする請求項1に記載の電池電極の製造方法。
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CN201810064090.9 | 2018-01-23 | ||
CN201810064090.9A CN110071261A (zh) | 2018-01-23 | 2018-01-23 | 电池电极的制备方法 |
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JP7165365B1 (ja) | 2021-09-16 | 2022-11-04 | 崑山科技大学 | 三次元束状多層カーボンナノチューブとその調製方法並びに作用電極の応用 |
US12027705B2 (en) * | 2021-12-17 | 2024-07-02 | Aph Epower Co., Ltd. | Dispersion method of slurry for aluminum battery |
CN114824321A (zh) * | 2022-03-09 | 2022-07-29 | 北京化工大学 | 一种锂二氧化碳电池正极材料催化剂及其制备方法和应用 |
CN114927637B (zh) * | 2022-05-16 | 2023-08-15 | 中国工程物理研究院电子工程研究所 | 物理吸附粘结成型的热电池电极片及其制备方法和热电池 |
JP7470348B2 (ja) | 2022-09-22 | 2024-04-18 | 崑山科技大学 | 土粘土及び酸化グラフェンで成長させた三次元カーボンナノチューブの作製と応用 |
CN116417179B (zh) * | 2023-03-16 | 2024-08-02 | 深圳烯湾科技有限公司 | 一种导电浆料及其制备方法和应用 |
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AU6078700A (en) * | 1999-07-21 | 2001-02-13 | Hyperion Catalysis International, Inc. | Methods of oxidizing multiwalled carbon nanotubes |
FR2843382B1 (fr) | 2002-08-08 | 2005-12-23 | Centre Nat Rech Scient | Procede d'ouverture de nanotubes de carbone a leurs extremites et applications |
JP2009057246A (ja) | 2007-08-31 | 2009-03-19 | Olympus Corp | カーボンナノチューブ加工装置 |
CN102459075A (zh) * | 2009-06-18 | 2012-05-16 | 塔塔钢铁荷兰科技有限责任公司 | 碳纳米管(cnt)和纤维(cnf)在钢带上的直接生长方法 |
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JP2013075809A (ja) * | 2011-09-30 | 2013-04-25 | Nippon Chemicon Corp | 金属酸化物とカーボンナノチューブとの複合体、その製造方法、この複合体を用いた電極及び電気化学素子 |
CN103094526B (zh) * | 2011-10-28 | 2015-07-29 | 清华大学 | 锂离子电池正极的制备方法 |
JP2016031922A (ja) * | 2014-07-30 | 2016-03-07 | 本田技研工業株式会社 | 電池用電極兼集電体およびそれを備えた電池 |
CN104201339B (zh) * | 2014-09-18 | 2016-08-17 | 厦门大学 | 电池正极及其制备方法与在锂硫电池中的应用 |
JP2017084759A (ja) * | 2015-10-30 | 2017-05-18 | 大阪瓦斯株式会社 | 電極活物質−カーボンナノチューブコンポジット及びその製造方法 |
WO2017082338A1 (ja) * | 2015-11-13 | 2017-05-18 | 戸田工業株式会社 | 鉄酸化物-炭素複合体粒子粉末及びその製造方法 |
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JP2019129142A (ja) | 2019-08-01 |
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US10910636B2 (en) | 2021-02-02 |
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