JP7764367B2 - 全固体電池 - Google Patents
全固体電池Info
- Publication number
- JP7764367B2 JP7764367B2 JP2022519526A JP2022519526A JP7764367B2 JP 7764367 B2 JP7764367 B2 JP 7764367B2 JP 2022519526 A JP2022519526 A JP 2022519526A JP 2022519526 A JP2022519526 A JP 2022519526A JP 7764367 B2 JP7764367 B2 JP 7764367B2
- Authority
- JP
- Japan
- Prior art keywords
- conductive sheet
- solid
- generating element
- recess
- state battery
- 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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Links
Classifications
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
-
- 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
- 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/117—Inorganic material
- H01M50/119—Metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
- H01M50/152—Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/167—Lids or covers characterised by the methods of assembling casings with lids by crimping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/171—Lids or covers characterised by the methods of assembling casings with lids using adhesives or sealing agents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
- H01M50/184—Sealing members characterised by their shape or structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
- H01M50/19—Sealing members characterised by the material
- H01M50/191—Inorganic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
- H01M50/19—Sealing members characterised by the material
- H01M50/193—Organic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
Description
(t2-t1)/(t-t1)×100(%)
復元率は、日本産業規格JIS R3453 2001(ジョイントシート)に記載された方法で測定することができる。なお、復元性導電シート5(黒鉛シート)の復元率は、黒鉛シートに限られるものではなく、導電性テープなど他の素材によって形成された復元性導電シート5においても適用可能である。
上記実施形態の全固体電池1では、発電要素4と外装缶2の凹部211の内底面との間に復元性導電シート5を設け、発電要素4と封口缶3の平面部31の内面との間に復元性導電シート5を設けたが、復元性導電シート5を発電要素4と封口缶3の平面部31の内面との間にのみ設けることもできる。
2 外装缶、21 底部、211 凹部、22 筒状側壁部
3 封口缶、31 平面部、32 周壁部
4 発電要素、41 正極層、42 負極層、43 固体電解質層
5 復元性導電シート
6 ガスケット
Claims (4)
- 外方に窪む凹部を含む底部及び筒状側壁部を有する外装缶と、
平面部及び周壁部を有し、前記外装缶の開口を覆う封口缶と、
前記外装缶の凹部の内底面と前記封口缶の平面部との間に配置され、正極層と負極層と前記正極層及び前記負極層の間に配置される固体電解質層とを有する発電要素と、
前記外装缶の筒状側壁部と前記封口缶の周壁部との間でカシメられるガスケットと、
前記発電要素と前記凹部の内底面及び前記封口缶の平面部の少なくとも一方との間に配置される第1の復元性導電シートとを備え、
前記第1の復元性導電シートは、黒鉛シートである、全固体電池。 - 請求項1に記載の全固体電池であって、
前記第1の復元性導電シートは、前記凹部の内底面と前記発電要素との間に配置され、
前記凹部の深さは、前記第1の復元性導電シートの厚みよりも大きい、全固体電池。 - 請求項1又は2に記載の全固体電池であって、
前記第1の復元性導電シートは、前記凹部の内底面と前記発電要素との間に配置され、
前記全固体電池はさらに、
前記封口缶の平面部と前記発電要素との間に配置される第2の復元性導電シートを備え、
前記第2の復元性導電シートは、黒鉛シートである、全固体電池。 - 請求項1~3のいずれか1項に記載の全固体電池であって、
前記凹部の深さは、前記凹部の内底面から前記固体電解質層の外周面の上端までの高さよりも小さい、全固体電池。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020189111 | 2020-11-13 | ||
| JP2020189111 | 2020-11-13 | ||
| PCT/JP2021/041276 WO2022102639A1 (ja) | 2020-11-13 | 2021-11-10 | 全固体電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022102639A1 JPWO2022102639A1 (ja) | 2022-05-19 |
| JP7764367B2 true JP7764367B2 (ja) | 2025-11-05 |
Family
ID=81602327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022519526A Active JP7764367B2 (ja) | 2020-11-13 | 2021-11-10 | 全固体電池 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230411802A1 (ja) |
| EP (1) | EP4246644A4 (ja) |
| JP (1) | JP7764367B2 (ja) |
| CN (1) | CN116457972A (ja) |
| WO (1) | WO2022102639A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119487663A (zh) * | 2022-07-19 | 2025-02-18 | 麦克赛尔株式会社 | 全固体电池 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004146127A (ja) | 2002-10-22 | 2004-05-20 | Matsushita Electric Ind Co Ltd | エネルギー蓄積デバイス |
| JP2005056827A (ja) | 2003-07-23 | 2005-03-03 | Matsushita Electric Ind Co Ltd | コイン型全固体電池 |
| WO2012132373A1 (ja) | 2011-03-25 | 2012-10-04 | パナソニック株式会社 | コイン形電池 |
| JP2016171169A (ja) | 2015-03-12 | 2016-09-23 | セイコーインスツル株式会社 | 電気化学セル、及び端子付電気化学セル |
| JP2017152299A (ja) | 2016-02-26 | 2017-08-31 | セイコーインスツル株式会社 | 非水電解質二次電池及びその製造方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11144761A (ja) | 1997-11-10 | 1999-05-28 | Toyota Motor Corp | リチウムイオン2次電池 |
| US6413486B2 (en) * | 1998-06-05 | 2002-07-02 | Matsushita Electric Industrial Co., Ltd. | Nonaqueous secondary battery, constituent elements of battery, and materials thereof |
| JP3884766B2 (ja) | 2001-11-16 | 2007-02-21 | 日立マクセル株式会社 | 扁平形非水電解質電池 |
| JP2005191455A (ja) * | 2003-12-26 | 2005-07-14 | Tdk Corp | 電気化学デバイス |
| JP4595328B2 (ja) * | 2004-01-14 | 2010-12-08 | パナソニック株式会社 | 非水電解液電池 |
| JP5041468B2 (ja) * | 2007-01-30 | 2012-10-03 | 日立マクセルエナジー株式会社 | 扁平形電池 |
| JP5294248B2 (ja) * | 2007-03-20 | 2013-09-18 | 日立マクセル株式会社 | 扁平形電池 |
| CN100592555C (zh) * | 2008-05-29 | 2010-02-24 | 潮州正龙电池工业有限公司 | 带正极导电膜无汞碱性纽扣电池及正极导电膜的制备方法 |
| US20100068614A1 (en) * | 2008-09-18 | 2010-03-18 | Koji Yamaguchi | Flat battery |
| US9577238B2 (en) * | 2012-11-19 | 2017-02-21 | Panasonic Intellectual Property Management Co., Ltd. | Flat-shaped battery |
| JP7112860B2 (ja) * | 2018-03-14 | 2022-08-04 | セイコーインスツル株式会社 | リフロー実装用コイン型非水電解質二次電池 |
-
2021
- 2021-11-10 EP EP21891885.2A patent/EP4246644A4/en active Pending
- 2021-11-10 CN CN202180075878.XA patent/CN116457972A/zh active Pending
- 2021-11-10 US US18/036,746 patent/US20230411802A1/en active Pending
- 2021-11-10 WO PCT/JP2021/041276 patent/WO2022102639A1/ja not_active Ceased
- 2021-11-10 JP JP2022519526A patent/JP7764367B2/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004146127A (ja) | 2002-10-22 | 2004-05-20 | Matsushita Electric Ind Co Ltd | エネルギー蓄積デバイス |
| JP2005056827A (ja) | 2003-07-23 | 2005-03-03 | Matsushita Electric Ind Co Ltd | コイン型全固体電池 |
| WO2012132373A1 (ja) | 2011-03-25 | 2012-10-04 | パナソニック株式会社 | コイン形電池 |
| JP2016171169A (ja) | 2015-03-12 | 2016-09-23 | セイコーインスツル株式会社 | 電気化学セル、及び端子付電気化学セル |
| JP2017152299A (ja) | 2016-02-26 | 2017-08-31 | セイコーインスツル株式会社 | 非水電解質二次電池及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4246644A4 (en) | 2024-08-07 |
| CN116457972A (zh) | 2023-07-18 |
| EP4246644A1 (en) | 2023-09-20 |
| WO2022102639A1 (ja) | 2022-05-19 |
| JPWO2022102639A1 (ja) | 2022-05-19 |
| US20230411802A1 (en) | 2023-12-21 |
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