JP7846552B2 - 加圧装置、加圧方法 - Google Patents
加圧装置、加圧方法Info
- Publication number
- JP7846552B2 JP7846552B2 JP2022061340A JP2022061340A JP7846552B2 JP 7846552 B2 JP7846552 B2 JP 7846552B2 JP 2022061340 A JP2022061340 A JP 2022061340A JP 2022061340 A JP2022061340 A JP 2022061340A JP 7846552 B2 JP7846552 B2 JP 7846552B2
- Authority
- JP
- Japan
- Prior art keywords
- laminate
- pressurizing
- buffer member
- negative electrode
- compression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0468—Compression means for stacks of electrodes and separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0481—Compression means other than compression means for stacks of electrodes and separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
- H01M10/0562—Solid materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Press Drives And Press Lines (AREA)
Description
ロールプレス時に緩衝部材4を適用しなかった場合には、当然に、凹凸の転写はなく、また、加工痕が認められた。
2…ロールプレス機
2a、2b…加圧ロール
3…積層体
4…緩衝部材
5…供給器
31…正極集電電極
32…固体電解質層
33…負極集電電極
S1…積層体搬送工程
S2…圧縮工程
Claims (6)
- 電極と、固体電解質と、を含む積層体を加圧する加圧装置であって、
前記積層体を圧縮する圧縮手段を備え、
前記圧縮手段は、前記積層体への対向面が凹部と凸部が面方向に均一に分布する面である緩衝部材を介在させて、前記積層体を圧縮する、
加圧装置。 - 前記圧縮手段は、リチウムを含む負極を有する前記積層体を圧縮する、請求項1に記載の加圧装置。
- 前記圧縮手段は、ロールプレス機である、請求項1または2に記載の加圧装置。
- 加圧装置によって、電極と、固体電解質と、を含む積層体を加圧する加圧方法であって、
前記加圧装置は、前記積層体を圧縮する圧縮手段を備え、
前記圧縮手段は、前記積層体への対向面が凹部と凸部が面方向に均一に分布する面である緩衝部材を介在させて前記積層体を圧縮し、
前記積層体を、この積層体への対向面が凹部または凸部を有する面である緩衝部材を添わせて搬送する積層体搬送工程と、
前記積層体搬送工程で搬送される前記積層体を前記緩衝部材を介在させて圧縮する圧縮工程と、
を含む加圧方法。 - 前記圧縮工程では、リチウムを含む負極を有する前記積層体を圧縮する、請求項4に記載の加圧装置。
- 前記圧縮工程では、ロールプレスによって前記積層体を圧縮する、請求項4または5に記載の加圧方法。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022061340A JP7846552B2 (ja) | 2022-03-31 | 2022-03-31 | 加圧装置、加圧方法 |
| CN202310235185.3A CN116895737A (zh) | 2022-03-31 | 2023-03-13 | 加压装置、加压方法 |
| US18/182,383 US20230318016A1 (en) | 2022-03-31 | 2023-03-13 | Pressing apparatus and pressing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022061340A JP7846552B2 (ja) | 2022-03-31 | 2022-03-31 | 加圧装置、加圧方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023151622A JP2023151622A (ja) | 2023-10-16 |
| JP7846552B2 true JP7846552B2 (ja) | 2026-04-15 |
Family
ID=88193761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022061340A Active JP7846552B2 (ja) | 2022-03-31 | 2022-03-31 | 加圧装置、加圧方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20230318016A1 (ja) |
| JP (1) | JP7846552B2 (ja) |
| CN (1) | CN116895737A (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4674556A1 (en) * | 2024-07-02 | 2026-01-07 | LG Energy Solution, Ltd. | Apparatus and method for laminating an electrode assembly and battery part comprising an electrode assembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001297798A (ja) | 2000-04-14 | 2001-10-26 | Nec Corp | 扁平型電池の製造方法 |
| JP2013105585A (ja) | 2011-11-11 | 2013-05-30 | Toyota Industries Corp | 二次電池用電極体、二次電池用電極体の製造方法及び二次電池並びに車両 |
| JP2017084609A (ja) | 2015-10-28 | 2017-05-18 | トヨタ自動車株式会社 | 全固体電池の製造方法 |
| JP2018073570A (ja) | 2016-10-27 | 2018-05-10 | 日産自動車株式会社 | 非水電解質二次電池 |
| WO2019142669A1 (ja) | 2018-01-17 | 2019-07-25 | Necエナジーデバイス株式会社 | リチウムイオン電池用電極およびリチウムイオン電池 |
| JP2019137061A (ja) | 2018-02-14 | 2019-08-22 | キヤノン株式会社 | 立体物の製造方法、および、積層造形システム |
| WO2021166720A1 (ja) | 2020-02-19 | 2021-08-26 | 三洋電機株式会社 | 非水電解質二次電池及びその製造方法 |
-
2022
- 2022-03-31 JP JP2022061340A patent/JP7846552B2/ja active Active
-
2023
- 2023-03-13 CN CN202310235185.3A patent/CN116895737A/zh active Pending
- 2023-03-13 US US18/182,383 patent/US20230318016A1/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001297798A (ja) | 2000-04-14 | 2001-10-26 | Nec Corp | 扁平型電池の製造方法 |
| JP2013105585A (ja) | 2011-11-11 | 2013-05-30 | Toyota Industries Corp | 二次電池用電極体、二次電池用電極体の製造方法及び二次電池並びに車両 |
| JP2017084609A (ja) | 2015-10-28 | 2017-05-18 | トヨタ自動車株式会社 | 全固体電池の製造方法 |
| JP2018073570A (ja) | 2016-10-27 | 2018-05-10 | 日産自動車株式会社 | 非水電解質二次電池 |
| WO2019142669A1 (ja) | 2018-01-17 | 2019-07-25 | Necエナジーデバイス株式会社 | リチウムイオン電池用電極およびリチウムイオン電池 |
| JP2019137061A (ja) | 2018-02-14 | 2019-08-22 | キヤノン株式会社 | 立体物の製造方法、および、積層造形システム |
| WO2021166720A1 (ja) | 2020-02-19 | 2021-08-26 | 三洋電機株式会社 | 非水電解質二次電池及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2023151622A (ja) | 2023-10-16 |
| CN116895737A (zh) | 2023-10-17 |
| US20230318016A1 (en) | 2023-10-05 |
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