JP7350856B2 - 電気化学セルのための前駆体材料を製造する方法 - Google Patents
電気化学セルのための前駆体材料を製造する方法 Download PDFInfo
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- JP7350856B2 JP7350856B2 JP2021530057A JP2021530057A JP7350856B2 JP 7350856 B2 JP7350856 B2 JP 7350856B2 JP 2021530057 A JP2021530057 A JP 2021530057A JP 2021530057 A JP2021530057 A JP 2021530057A JP 7350856 B2 JP7350856 B2 JP 7350856B2
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- carbon nanotube
- carrier medium
- fluidized bed
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- polymer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
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- 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
- Y02E60/10—Energy storage using batteries
Description
18 マトリックス材料
18a、18b、18c 粒子
22 カーボンナノチューブ材料
26 カーボンナノチューブ小片
26a 第1端
26b 第2端
30 表面
40 流動床
44 流動層反応器
45 容器
46 有穴板
48 担体媒体
52a、52b ノズル
54 円運動
56 懸濁液
Claims (6)
- 電気化学セルのための前駆体材料(10)を製造する方法であって、
-流動床(40)にマトリックス材料(18)を導入するステップと、
-前記流動床(40)に担体媒体(48)と解凝集されたカーボンナノチューブ材料(22)とを導入し、それにより前記カーボンナノチューブ材料(22)が前記担体媒体(48)とともに前記マトリックス材料(18)上に設けられ、これが前記マトリックス材料とともに粒状化されるステップと、を包含し、前記流動床(40)に解凝集された状態で存在する前記カーボンナノチューブ材料(22)が前記流動床(40)において前記担体媒体(48)とともに懸濁液を形成し、
前記カーボンナノチューブ材料(22)がノズル(52a)を介して前記流動床(40)に導入され、、前記担体媒体(48) が別のノズル(52b)を介して前記流動床(40)に導入され、
前記マトリックス材料が空気または別のガスにより前記流動床(40)で流動し、
前記マトリックス材料(18)としてグラファイト小片が使用され、
前記担体媒体(48)として水または有機溶媒が使用される、方法。 - 前記導入前に、前記担体媒体(48)中に少なくとも1つのポリマーおよび/またはバインダを溶解させることを特徴とする、請求項1に記載の方法。
- 前記導入前に、前記担体媒体(48)中に少なくとも1つのポリマーとともに導電塩を溶解させることを特徴とする、請求項2に記載の方法。
- 導電塩は、粒状化中、または粒状化後に付加されることを特徴とする、請求項2に記載の方法。
- 前記流動床(40)への導入前に、前記カーボンナノチューブ材料(22)および前記マトリックス材料(18)の表面(30)が修飾されることを特徴とする、請求項1~4のいずれか1項に記載の方法。
- 前記粒状化後にさらなる量のポリマーが付加されることを特徴とする、請求項1~5のいずれか1項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018221017.9 | 2018-12-05 | ||
DE102018221017.9A DE102018221017A1 (de) | 2018-12-05 | 2018-12-05 | Verfahren zum Herstellen eines Präkursormaterials für eine elektrochemische Zelle |
PCT/EP2019/083486 WO2020115040A1 (de) | 2018-12-05 | 2019-12-03 | Verfahren zum herstellen eines präkursormaterials für eine elektrochemische zelle |
Publications (2)
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JP2022510196A JP2022510196A (ja) | 2022-01-26 |
JP7350856B2 true JP7350856B2 (ja) | 2023-09-26 |
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JP2021530057A Active JP7350856B2 (ja) | 2018-12-05 | 2019-12-03 | 電気化学セルのための前駆体材料を製造する方法 |
Country Status (5)
Country | Link |
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US (1) | US11901547B2 (ja) |
JP (1) | JP7350856B2 (ja) |
CN (1) | CN113169339A (ja) |
DE (1) | DE102018221017A1 (ja) |
WO (1) | WO2020115040A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003059492A (ja) | 2001-08-17 | 2003-02-28 | Matsushita Electric Ind Co Ltd | リチウム二次電池およびその製造方法 |
JP2004348975A (ja) | 2003-05-14 | 2004-12-09 | Tdk Corp | 電極用複合粒子及び電極用複合粒子の製造方法 |
WO2012157046A1 (ja) | 2011-05-13 | 2012-11-22 | トヨタ自動車株式会社 | 電極体、全固体電池および被覆活物質の製造方法 |
WO2013168785A1 (ja) | 2012-05-10 | 2013-11-14 | 東洋インキScホールディングス株式会社 | リチウム二次電池正極用造粒粒子とその製造方法、合材インキ及びリチウム二次電池 |
WO2018146865A1 (ja) | 2017-02-09 | 2018-08-16 | 株式会社村田製作所 | 二次電池、電池パック、電動車両、電動工具および電子機器 |
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US7662424B2 (en) | 2003-08-29 | 2010-02-16 | Tdk Corporation | Method of making composite particle for electrode, method of making electrode, method of making electrochemical device, apparatus for making composite particle for electrode, apparatus for making electrode, and apparatus for making electrochemical device |
JP2012155994A (ja) | 2011-01-26 | 2012-08-16 | Toyota Motor Corp | 固体電池用電極 |
CN105185965A (zh) * | 2015-09-23 | 2015-12-23 | 清华大学 | 一种用于锂硫电池的柔性碳硫复合正极材料 |
US11171324B2 (en) * | 2016-03-15 | 2021-11-09 | Honda Motor Co., Ltd. | System and method of producing a composite product |
US10658651B2 (en) | 2017-07-31 | 2020-05-19 | Honda Motor Co., Ltd. | Self standing electrodes and methods for making thereof |
CN107834019B (zh) | 2017-11-02 | 2020-03-17 | 沈阳国科金能科技有限公司 | 一种高固含量的电池浆料制备方法 |
CN108232111A (zh) | 2018-01-03 | 2018-06-29 | 清陶(昆山)能源发展有限公司 | 一种固态电池用的复合正极极片及其制备方法 |
CN108842140B (zh) * | 2018-05-31 | 2020-10-23 | 中国科学院过程工程研究所 | 一种锂离子电池正极材料碳包覆改性的***及方法 |
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2018
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2019
- 2019-12-03 WO PCT/EP2019/083486 patent/WO2020115040A1/de active Application Filing
- 2019-12-03 US US17/311,405 patent/US11901547B2/en active Active
- 2019-12-03 JP JP2021530057A patent/JP7350856B2/ja active Active
- 2019-12-03 CN CN201980080384.3A patent/CN113169339A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003059492A (ja) | 2001-08-17 | 2003-02-28 | Matsushita Electric Ind Co Ltd | リチウム二次電池およびその製造方法 |
JP2004348975A (ja) | 2003-05-14 | 2004-12-09 | Tdk Corp | 電極用複合粒子及び電極用複合粒子の製造方法 |
WO2012157046A1 (ja) | 2011-05-13 | 2012-11-22 | トヨタ自動車株式会社 | 電極体、全固体電池および被覆活物質の製造方法 |
WO2013168785A1 (ja) | 2012-05-10 | 2013-11-14 | 東洋インキScホールディングス株式会社 | リチウム二次電池正極用造粒粒子とその製造方法、合材インキ及びリチウム二次電池 |
WO2018146865A1 (ja) | 2017-02-09 | 2018-08-16 | 株式会社村田製作所 | 二次電池、電池パック、電動車両、電動工具および電子機器 |
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WO2020115040A1 (de) | 2020-06-11 |
US11901547B2 (en) | 2024-02-13 |
CN113169339A (zh) | 2021-07-23 |
US20220123281A1 (en) | 2022-04-21 |
DE102018221017A1 (de) | 2020-06-10 |
JP2022510196A (ja) | 2022-01-26 |
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