JP7071896B2 - カーボンナノチューブを添加剤として使用して、バインダー及び集電体を含まないLiイオン電池用自立電極を連続的に製造する方法 - Google Patents
カーボンナノチューブを添加剤として使用して、バインダー及び集電体を含まないLiイオン電池用自立電極を連続的に製造する方法 Download PDFInfo
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Description
本願の特許請求の範囲に係る発明は、共同研究契約の下記の当事者によって、又は当該当事者のために、なされたものである。共同研究契約は本発明がなされた日以前に有効であり、本発明は共同研究契約の範囲内で行われた業務の結果としてなされたものである。共同研究契約の当事者は1)Honda Research Institute USA,Inc.及び2)NanoSynthesis Plus,Ltd.である。
Claims (9)
- 自立電極の製造方法であって、
電極活物質を流動化する工程と、
流動化した前記電極活物質と単層カーボンナノチューブとを移動可能な多孔質フレキシブル基板上に共沈着させ、前記電極活物質と前記単層カーボンナノチューブとの複合材である自立電極を形成する工程と、
を含む、
製造方法。 - 請求項1記載の製造方法において、前記方法はさらに、
カーボンナノチューブ合成反応器中で前記単層カーボンナノチューブを合成する工程を含む、
製造方法。 - 請求項1記載の製造方法において、
前記電極活物質は、グラファイト、硬質炭素、リチウム金属酸化物、リン酸鉄リチウム、及び金属酸化物から選択される、
製造方法。 - 請求項1記載の製造方法において、
前記カーボンナノチューブと前記電極活物質とを前記基板上に共沈着させるまで、前記カーボンナノチューブと前記電極活物質とを互いに接触させない、
製造方法。 - 請求項1記載の製造方法において、
前記電極活物質を流動化する前記工程では、活物質容器中の多孔質フリット及び前記電極活物質の床にキャリアガスを連続的に流してエアロゾル状電極活物質を形成する、
製造方法。 - 自立電極を製造する装置であって、該装置は、
カーボンナノチューブを合成するためのカーボンナノチューブ合成反応器と、
電極活物質を流動化するための活物質容器と、
前記カーボンナノチューブと流動化した前記電極活物質とを集め、前記カーボンナノチューブと前記電極活物質との複合材を含む自立電極を形成するための移動可能な多孔質フレキシブル基板と、
を有する、
装置。 - 請求項6記載の装置において、
前記活物質容器は、多孔質フリット及び垂直振とう機を有する、
装置。 - 請求項6記載の装置において、
前記移動可能な多孔質フレキシブル基板はロールツーロールシステムに連結されている、
装置。 - 請求項6記載の装置において、
前記電極活物質は、グラファイト、硬質炭素、リチウム金属酸化物、リン酸鉄リチウム、及び金属酸化物から選択される、
装置。
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US15/665,142 US20190036102A1 (en) | 2017-07-31 | 2017-07-31 | Continuous production of binder and collector-less self-standing electrodes for li-ion batteries by using carbon nanotubes as an additive |
US15/665,142 | 2017-07-31 |
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JP2019050185A JP2019050185A (ja) | 2019-03-28 |
JP7071896B2 true JP7071896B2 (ja) | 2022-05-19 |
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JP2018142338A Active JP7071896B2 (ja) | 2017-07-31 | 2018-07-30 | カーボンナノチューブを添加剤として使用して、バインダー及び集電体を含まないLiイオン電池用自立電極を連続的に製造する方法 |
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Country | Link |
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US (2) | US20190036102A1 (ja) |
EP (1) | EP3439078A1 (ja) |
JP (1) | JP7071896B2 (ja) |
KR (1) | KR20190013641A (ja) |
CN (1) | CN109326769B (ja) |
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JP7439834B2 (ja) * | 2019-10-28 | 2024-02-28 | 株式会社村田製作所 | 二次電池用負極および二次電池 |
KR102171410B1 (ko) * | 2019-11-19 | 2020-10-28 | (주)산과들 | 탄소나노튜브를 이용한 열전도성 첨가제 및 이를 포함하는 고분자 조성물 |
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EP3439078A1 (en) | 2019-02-06 |
CN109326769A (zh) | 2019-02-12 |
JP2019050185A (ja) | 2019-03-28 |
KR20190013641A (ko) | 2019-02-11 |
US11569490B2 (en) | 2023-01-31 |
CN109326769B (zh) | 2023-05-16 |
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US20220140306A9 (en) | 2022-05-05 |
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