JP6981602B2 - 二次電池及びその二次電池の製造方法 - Google Patents
二次電池及びその二次電池の製造方法 Download PDFInfo
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- 230000032683 aging Effects 0.000 claims description 27
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- 239000007822 coupling agent Substances 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 13
- 238000001035 drying Methods 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 10
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- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 4
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- 229910052799 carbon Inorganic materials 0.000 claims description 4
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- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical compound [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 claims description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
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- 238000001704 evaporation Methods 0.000 claims description 2
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- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
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- 229910052751 metal Inorganic materials 0.000 description 3
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
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- 239000008151 electrolyte solution Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
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- 229910052759 nickel Inorganic materials 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0422—Cells or battery with cylindrical casing
-
- 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
-
- 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
- H01M10/049—Processes for forming or storing electrodes in the battery container
-
- 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
- H01M50/183—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
- H01M50/193—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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
- H01M50/19—Sealing members characterised by the material
- H01M50/197—Sealing members 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
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
Description
本出願は、2017年4月14日付け韓国特許出願第2017−0048646号に基づいた優先権の利益を主張し、当該韓国特許出願の文献に開示された全ての内容は本明細書の一部として含まれる。
Claims (11)
- 開口部が形成される缶部材と、
前記開口部を密封するトップキャップ組立体と、
前記開口部と前記トップキャップ組立体の間を絶縁するガスケットと、
前記ガスケットの表面に塗布されるホットメルトとを含み、
前記ホットメルトは、所定の温度以上では流動性及び粘性が発生し、前記所定の温度未満では固まり、
前記ホットメルトはカップリングエージェント(coupling agent)を含み、前記カップリングエージェントは、ビニルシランであり、
前記ホットメルトは粘着付与剤を含み、前記粘着付与剤は、カーボン系樹脂及びロジン系樹脂のうち何れか一つ以上である、二次電池。 - 前記所定の温度は、ガラス転移温度(Tg)である請求項1に記載の二次電池。
- 前記所定の温度は、60℃である請求項1又は2に記載の二次電池。
- 前記ホットメルトは、前記所定の温度以上で粘着性を有する請求項1から3のいずれか一項に記載の二次電池。
- 前記ホットメルトは、
温度の昇降によって前記所定の温度以上で粘性が発生し、前記所定の温度未満で固まる状態を反復的に有し得る物質である請求項1から3のいずれか一項に記載の二次電池。 - 前記ホットメルトは、熱可塑性樹脂及び粘着付与剤(tackifier)の組合せでなる請求項1から3のいずれか一項に記載の二次電池。
- 前記熱可塑性樹脂は、ポリエステル系樹脂である請求項6に記載の二次電池。
- 缶部材、トップキャップ組立体、ガスケットを準備する準備段階と、
前記ガスケットの表面に有機溶媒に溶かしたホットメルトを塗布する塗布段階と、
前記塗布段階以後に前記ガスケットを乾燥させることによって前記有機溶媒を蒸発させる乾燥段階と、
前記乾燥段階以後、前記缶部材と前記トップキャップ組立体と前記ガスケットを互いに組立て二次電池を組立てる組立段階と、
前記二次電池を活性化する活性化段階とを含み、
前記活性化段階において、前記ホットメルトは温度変化により状態変化を経て、状態変化する前記ホットメルトによって前記ガスケットが前記缶部材及びトップキャップ組立体に気密に接着され、
前記ホットメルトはカップリングエージェント(coupling agent)を含み、前記カップリングエージェントは、ビニルシランであり、
前記ホットメルトは粘着付与剤を含み、前記粘着付与剤は、カーボン系樹脂及びロジン系樹脂のうち何れか一つ以上である、二次電池の製造方法。 - 前記活性化段階は、
前記二次電池を常温でエージングする常温エージング(aging)工程と、
前記常温エージングより高い温度である60℃以上の温度環境でエージングする高温エージング工程と、
前記高温エージング工程以後、前記高温エージング工程より温度が低い60℃未満の温度環境で前記二次電池を充放電する充放電工程とを含む請求項8に記載の二次電池の製造方法。 - 前記ホットメルトは、前記常温エージング工程時は固まっているが、
前記高温エージング工程時に流動性及び粘性を有する物質に状態変化し、
常温で再び固まる請求項9に記載の二次電池の製造方法。 - 前記有機溶媒は、トルエン(toluene)、キシレン(xylene)、メチルエチルケトン(methyl ethyle ketone)のうち少なくとも何れか一つ以上でなる物質である請求項8から10のいずれか一項に記載の二次電池の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170048646A KR102285978B1 (ko) | 2017-04-14 | 2017-04-14 | 이차전지 및 그 이차전지의 제조방법 |
KR10-2017-0048646 | 2017-04-14 | ||
PCT/KR2018/003407 WO2018190530A1 (ko) | 2017-04-14 | 2018-03-23 | 이차전지 및 그 이차전지의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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JP2020514950A JP2020514950A (ja) | 2020-05-21 |
JP6981602B2 true JP6981602B2 (ja) | 2021-12-15 |
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JP2019530140A Active JP6981602B2 (ja) | 2017-04-14 | 2018-03-23 | 二次電池及びその二次電池の製造方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US20200295318A1 (ja) |
EP (1) | EP3528304B1 (ja) |
JP (1) | JP6981602B2 (ja) |
KR (1) | KR102285978B1 (ja) |
CN (1) | CN110140229B (ja) |
WO (1) | WO2018190530A1 (ja) |
Families Citing this family (4)
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KR102617640B1 (ko) * | 2021-04-28 | 2023-12-27 | 한국앤컴퍼니 주식회사 | 핫멜트분사부를 이용한 납축전지의 러그와 스트랍 간의 접합에 따른 내진동성 향상 방법 |
CN219350421U (zh) * | 2021-10-22 | 2023-07-14 | 株式会社Lg新能源 | 圆筒形电池、应用于其的集电板、包括其的电池组及汽车 |
CN219350266U (zh) * | 2021-10-22 | 2023-07-14 | 株式会社Lg新能源 | 圆筒形电池、包括该圆筒形电池的电池组及汽车 |
WO2024019592A1 (ko) * | 2022-07-21 | 2024-01-25 | 주식회사 엘지에너지솔루션 | 전극 단자의 고정 구조 및 이를 포함하는 배터리, 배터리 팩 및 자동차 |
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2017
- 2017-04-14 KR KR1020170048646A patent/KR102285978B1/ko active IP Right Grant
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2018
- 2018-03-23 CN CN201880005463.3A patent/CN110140229B/zh active Active
- 2018-03-23 JP JP2019530140A patent/JP6981602B2/ja active Active
- 2018-03-23 US US16/463,952 patent/US20200295318A1/en not_active Abandoned
- 2018-03-23 EP EP18783648.1A patent/EP3528304B1/en active Active
- 2018-03-23 WO PCT/KR2018/003407 patent/WO2018190530A1/ko unknown
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2021
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Publication number | Publication date |
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EP3528304A4 (en) | 2019-12-25 |
KR20180116003A (ko) | 2018-10-24 |
EP3528304A1 (en) | 2019-08-21 |
CN110140229B (zh) | 2022-06-14 |
JP2020514950A (ja) | 2020-05-21 |
WO2018190530A1 (ko) | 2018-10-18 |
US20200295318A1 (en) | 2020-09-17 |
CN110140229A (zh) | 2019-08-16 |
EP3528304B1 (en) | 2022-05-04 |
KR102285978B1 (ko) | 2021-08-04 |
US20220093998A1 (en) | 2022-03-24 |
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