JP6912333B2 - 電極アセンブリおよび非水電解液二次電池 - Google Patents
電極アセンブリおよび非水電解液二次電池 Download PDFInfo
- Publication number
- JP6912333B2 JP6912333B2 JP2017177054A JP2017177054A JP6912333B2 JP 6912333 B2 JP6912333 B2 JP 6912333B2 JP 2017177054 A JP2017177054 A JP 2017177054A JP 2017177054 A JP2017177054 A JP 2017177054A JP 6912333 B2 JP6912333 B2 JP 6912333B2
- Authority
- JP
- Japan
- Prior art keywords
- insulating material
- secondary battery
- aqueous electrolyte
- electrolyte secondary
- insulating
- 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.)
- Active
Links
Images
Classifications
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
-
- 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
- H01M10/02—Details
-
- 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
- H01M10/058—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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
-
- 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 of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/105—Pouches or flexible bags
-
- 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 of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/107—Primary casings, jackets or wrappings of a single cell or a single battery 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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 of a single cell or a single battery
- H01M50/116—Primary casings, jackets or wrappings of a single cell or a single battery 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 of a single cell or a single battery
- H01M50/116—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material
- H01M50/121—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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/116—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material
- H01M50/124—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material having a layered 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 of a single cell or a single battery
- H01M50/116—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material
- H01M50/124—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material having a layered structure
- H01M50/1243—Primary casings, jackets or wrappings of a single cell or a single battery characterised by the material having a layered structure characterised by the internal coating on the casing
-
- 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 of a single cell or a single battery
- H01M50/131—Primary casings, jackets or wrappings of a single cell or a single battery characterised by physical properties, e.g. gas-permeability or size
-
- 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
Description
図1の(a)は、本発明の実施の形態1に係る電極アセンブリ100の概略構成を示す側面図である。図1の(b)は、図1の(a)に示された絶縁材3の概略構成例を示す上面図である。図1の(c)は、図1の(a)に示された絶縁材4の概略構成例を示す上面図である。
図3の(a)は、本発明の実施の形態2に係る電極アセンブリ300の概略構成を示す上面図である。図3の(b)は、図3の(a)に示されたタブリード203の概略構成例を示す側面図である。図3の(c)は、図3の(a)に示されたタブリード204の概略構成例を示す側面図である。図3の(d)は、図3の(a)に示された電極群201の分解斜視図である。
視認性可(汚れの存在が、よく見れば分かる):△
視認性不良(汚れの存在が、判別困難):×
また、白色異物として、住友化学社製αアルミナ(商品名:AKP3000)を使用した。そして、実施例10〜実施例14に示す各色について、2015年H版 塗料用標準色(ポケット版、一般社団法人日本塗料工業会)の上に、当該白色異物を5mg載せて、HITACHI製Hf蛍光ランプ(FHF32EX−N−K)を用いて照度300ルクス以上の環境下において目視で比較を行い、下記の判断基準で視認性の確認を実施した。
視認性可(白色異物の存在が、よく見れば分かる):△
以上の視認性の確認結果を、表1に示している。表1の項目「第1の汚れ見本(高目付)」、項目「第2の汚れ見本(低目付)」、および項目「白色異物」は、それぞれ、当該項目の表記に対応する視認性の結果を示している。
2 粘着テープ(電極群の周囲に配置された部品)
3 絶縁材(電極群の周囲に配置された部品)
4 絶縁材(電極群の周囲に配置された部品)
7 絶縁テープ(電極群の周囲に配置された部品)
8 絶縁テープ(電極群の周囲に配置された部品)
9 異物
100 電極アセンブリ
101 電池缶(外装材)
102 封口体
201 電極群
202 粘着テープ(電極群の周囲に配置された部品)
211 正極材
212 負極材
213 セパレータ
232 絶縁材(電極群の周囲に配置された部品)
233 絶縁材(電極群の周囲に配置された部品)
242 絶縁材(電極群の周囲に配置された部品)
243 絶縁材(電極群の周囲に配置された部品)
300 電極アセンブリ
301 外装材の容器部
302 外装材の蓋部
303 外装材
400 非水電解液二次電池
500 非水電解液二次電池
501 非水電解液二次電池
Claims (4)
- 外装材に収容される電極アセンブリであって、
正極材、負極材、および上記正極材と上記負極材との間に設けられたセパレータを有している電極群と、
上記電極群の周囲に配置された部品とを備えており、
上記部品は、マンセル表色系において、明度が3.0以上9.2以下であり、彩度が0.5以上である電極アセンブリ。 - 上記部品の明度が4.0以上9.0以下である請求項1に記載の電極アセンブリ。
- 上記部品の光沢度が10以上である請求項1または2に記載の電極アセンブリ。
- 請求項1から3のいずれか1項に記載の電極アセンブリと、
上記外装材とを備えている非水電解液二次電池。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017177054A JP6912333B2 (ja) | 2017-09-14 | 2017-09-14 | 電極アセンブリおよび非水電解液二次電池 |
KR1020170132134A KR20190030541A (ko) | 2017-09-14 | 2017-10-12 | 전극 어셈블리 및 비수 전해액 이차 전지 |
US15/819,448 US10629856B2 (en) | 2017-09-14 | 2017-11-21 | Electrode assembly and nonaqueous electrolyte secondary battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017177054A JP6912333B2 (ja) | 2017-09-14 | 2017-09-14 | 電極アセンブリおよび非水電解液二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019053891A JP2019053891A (ja) | 2019-04-04 |
JP6912333B2 true JP6912333B2 (ja) | 2021-08-04 |
Family
ID=65632032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017177054A Active JP6912333B2 (ja) | 2017-09-14 | 2017-09-14 | 電極アセンブリおよび非水電解液二次電池 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10629856B2 (ja) |
JP (1) | JP6912333B2 (ja) |
KR (1) | KR20190030541A (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10950899B2 (en) | 2018-05-31 | 2021-03-16 | Nio Usa, Inc. | Abuse tolerance in battery modules |
US10756391B2 (en) * | 2018-10-23 | 2020-08-25 | Nio Usa, Inc. | Method and system for secondary internal current mechanisms for a lithium-ion cell |
JP7229854B2 (ja) * | 2019-06-04 | 2023-02-28 | マクセル株式会社 | 非水電解質電池およびその製造方法 |
CN110243718B (zh) * | 2019-07-11 | 2024-05-03 | 成都市银隆新能源产业技术研究有限公司 | 一种电池极片粘结性测试方法及测试装置 |
JPWO2021049471A1 (ja) * | 2019-09-11 | 2021-03-18 | ||
CN112886144B (zh) * | 2019-11-30 | 2023-06-20 | 华为技术有限公司 | 一种分隔膜、电池组合及用电设备 |
CN115606042A (zh) * | 2020-06-10 | 2023-01-13 | 住友电气工业株式会社(Jp) | 引线部件 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0450887A (ja) * | 1990-06-14 | 1992-02-19 | Dainippon Printing Co Ltd | 複写防止用シート |
US6235425B1 (en) * | 1997-12-12 | 2001-05-22 | 3M Innovative Properties Company | Apparatus and method for treating a cathode material provided on a thin-film substrate |
US6524750B1 (en) * | 2000-06-17 | 2003-02-25 | Eveready Battery Company, Inc. | Doped titanium oxide additives |
JP2007147590A (ja) * | 2005-11-04 | 2007-06-14 | Furukawa Electric Co Ltd:The | 電気電子部品用金属材料および前記金属材料を用いた電気電子部品 |
JP2008210782A (ja) * | 2007-01-29 | 2008-09-11 | Hitachi Maxell Ltd | 電池用セパレータ、電池用セパレータの製造方法およびリチウム二次電池 |
KR101009517B1 (ko) * | 2008-06-23 | 2011-01-18 | 삼성에스디아이 주식회사 | 전극 조립체와 이를 이용한 리튬 이차 전지 |
JP2010287466A (ja) | 2009-06-12 | 2010-12-24 | Panasonic Corp | 非水電解質二次電池 |
JP5163688B2 (ja) * | 2010-05-10 | 2013-03-13 | 株式会社Gsユアサ | 電池及びその製造方法 |
JP5856788B2 (ja) * | 2011-09-27 | 2016-02-10 | 日本板硝子株式会社 | 蓄電デバイス用セパレータおよびその製造方法 |
JP6261441B2 (ja) | 2014-04-28 | 2018-01-17 | 日立オートモティブシステムズ株式会社 | 二次電池 |
-
2017
- 2017-09-14 JP JP2017177054A patent/JP6912333B2/ja active Active
- 2017-10-12 KR KR1020170132134A patent/KR20190030541A/ko unknown
- 2017-11-21 US US15/819,448 patent/US10629856B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US10629856B2 (en) | 2020-04-21 |
US20190081284A1 (en) | 2019-03-14 |
JP2019053891A (ja) | 2019-04-04 |
KR20190030541A (ko) | 2019-03-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6912333B2 (ja) | 電極アセンブリおよび非水電解液二次電池 | |
US11183740B2 (en) | Rolled-type battery | |
JP7000859B2 (ja) | 蓄電素子及び蓄電素子の製造方法 | |
JP4649993B2 (ja) | リチウム二次電池およびその製造方法 | |
US6682847B2 (en) | Aluminum battery casing with corrosion preventing film | |
WO2012049746A1 (ja) | 電極板、二次電池、及び、電極板の製造方法 | |
WO2012124093A1 (ja) | 非水電解質二次電池および車両 | |
US20050069764A1 (en) | Sealed cell using film outer casing body | |
JP2009094068A (ja) | リチウム二次電池 | |
US20060274480A1 (en) | Electric double layer capacitor | |
CN107112477A (zh) | 非水电解质二次电池 | |
JP2011076836A (ja) | 二次電池用電極および二次電池 | |
CN108140760A (zh) | 蓄电设备 | |
JP2006147300A (ja) | 電池 | |
WO2019049479A1 (ja) | 二次電池 | |
US20110281153A1 (en) | Battery | |
WO2021100736A1 (ja) | リチウムイオン組電池 | |
JP2012195224A (ja) | リチウムイオン二次電池、及び、セパレータ | |
JP6979313B2 (ja) | セパレータ巻芯、セパレータ捲回体、セパレータ巻芯の洗浄方法、およびセパレータ捲回体の製造方法 | |
JP2018022573A (ja) | 二次電池 | |
JP2006173079A (ja) | 電池 | |
JP2023021331A (ja) | 二次電池用電極、それを備えた二次電池、および二次電池用電極の製造方法 | |
JP2015008164A (ja) | 発電要素および発電要素の終端処理方法 | |
US20200136106A1 (en) | Polymer dipped pouch cell | |
WO2020006967A1 (zh) | 一种无极耳固态锂电池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200604 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20210526 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20210622 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210708 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6912333 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |