JP7048843B2 - 二次電池用外装材及びその外装材を含む二次電池 - Google Patents
二次電池用外装材及びその外装材を含む二次電池 Download PDFInfo
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- 239000000463 material Substances 0.000 title claims description 81
- 229910052751 metal Inorganic materials 0.000 claims description 118
- 239000002184 metal Substances 0.000 claims description 118
- 239000000126 substance Substances 0.000 claims description 41
- 229910052782 aluminium Inorganic materials 0.000 claims description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 24
- 239000000853 adhesive Substances 0.000 claims description 22
- 230000001070 adhesive effect Effects 0.000 claims description 22
- 150000001875 compounds Chemical class 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052802 copper Inorganic materials 0.000 claims description 14
- 239000010949 copper Substances 0.000 claims description 14
- -1 polypropylene Polymers 0.000 claims description 10
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 9
- 239000003063 flame retardant Substances 0.000 claims description 9
- 239000005025 cast polypropylene Substances 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- 229910000000 metal hydroxide Inorganic materials 0.000 claims description 5
- 150000004692 metal hydroxides Chemical class 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 229910052787 antimony Inorganic materials 0.000 claims description 4
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 4
- 238000010292 electrical insulation Methods 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims 1
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims 1
- 239000008151 electrolyte solution Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000005304 joining Methods 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid group Chemical group C(\C=C/C(=O)O)(=O)O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
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- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
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- B32B7/03—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers with respect to the orientation of features
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- 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
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/14—Primary casings; Jackets or wrappings for protecting against damage caused by external factors
- H01M50/143—Fireproof; Explosion-proof
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- B32B2307/00—Properties of the layers or laminate
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
100 第1金属部
110 第1層
120 第2層
200 第2金属部
210 第3層
220 第4層
300 第1接着部
400 絶縁部
500 第2接着部
600 第1外面部
700 第2外面部
Claims (12)
- 内部空間が形成された二次電池用外装材であって、
第1金属部と、
前記第1金属部と離隔されている第2金属部と、
前記第1金属部と前記第2金属部の間に具備され、前記第1金属部と前記第2金属部にそれぞれ接着される第1接着部と、を含み、
前記第1金属部は、前記第2金属部より前記内部空間に隣接して具備され、
前記第1金属部の熱伝導率は、前記第2金属部の熱伝導率より大きい二次電池用外装材。 - 前記第1接着部には、難燃性物質が混合されている、請求項1に記載の二次電池用外装材。
- 前記第1金属部又は前記第2金属部は、クラッド(clad)材料でなる、請求項1または2に記載の二次電池用外装材。
- 前記難燃性物質は、リン系化合物、窒素系化合物、ハロゲン系化合物、アンチモン系化合物、モリブデン系化合物、ホウ酸亜鉛系化合物及び金属水酸化物のうち一つ以上を含む、請求項2に記載の二次電池用外装材。
- 前記第1金属部から前記内部空間の方向に離隔して具備され、電気絶縁性を有する絶縁部と、
前記第1金属部と前記絶縁部の間に具備され、前記第1金属部と前記絶縁部にそれぞれ接着される第2接着部と、をさらに含む、請求項1~4の何れか一項に記載の二次電池用外装材。 - 前記第1金属部は、
第1物質を含む第1層と、
第2物質を含む第2層と、を含み、
前記第1層は、前記第2層より前記内部空間と隣接して具備され、
前記第1層の熱伝導率は前記第2層の熱伝導率より大きい、請求項1~5の何れか一項に記載の二次電池用外装材。 - 前記第2金属部は、
第3物質を含む第3層と、
第4物質を含む第4層と、を含み、
前記第3層は、前記第4層より前記内部空間と隣接して具備され、
前記第3層の熱伝導率は前記第4層の熱伝導率より大きい、請求項1~6の何れか一項に記載の二次電池用外装材。 - 前記第1物質は銅を含み、
前記第2物質はアルミニウムを含む、請求項6に記載の二次電池用外装材。 - 前記第3物質は銅を含み、
前記第4物質はアルミニウムを含む、請求項7に記載の二次電池用外装材。 - 前記第1接着部及び前記第2接着部はPPa(acid modified polypropylene)を含み、
前記絶縁部はCPP(cast polypropylene)を含む、請求項5に記載の二次電池用外装材。 - 前記第2金属部の外側表面上に積層される第1外面部と、
前記第1外面部の外側表面上に積層される第2外面部と、を含み、
前記第1外面部は延伸ナイロン(oriented nylon)を含み、
前記第2外面部はPET(polyethylene terephthalate)を含む、請求項1~10の何れか一項に記載の二次電池用外装材。 - 電極組立体と、
前記電極組立体を収容する請求項1~11の何れか一項に記載の二次電池用外装材と、を含む二次電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0023122 | 2019-02-27 | ||
KR1020190023122A KR102389407B1 (ko) | 2019-02-27 | 2019-02-27 | 이차전지용 외장재 및 그 외장재를 포함하는 이차전지 |
PCT/KR2019/017572 WO2020175777A1 (ko) | 2019-02-27 | 2019-12-12 | 이차전지용 외장재 및 그 외장재를 포함하는 이차전지 |
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Publication Number | Publication Date |
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JP2021517335A JP2021517335A (ja) | 2021-07-15 |
JP7048843B2 true JP7048843B2 (ja) | 2022-04-06 |
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Application Number | Title | Priority Date | Filing Date |
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JP2020546109A Active JP7048843B2 (ja) | 2019-02-27 | 2019-12-12 | 二次電池用外装材及びその外装材を含む二次電池 |
Country Status (6)
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US (1) | US20210057682A1 (ja) |
EP (1) | EP3753729A4 (ja) |
JP (1) | JP7048843B2 (ja) |
KR (1) | KR102389407B1 (ja) |
CN (1) | CN111867826B (ja) |
WO (1) | WO2020175777A1 (ja) |
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JP2016167575A (ja) | 2015-03-04 | 2016-09-15 | 太陽誘電株式会社 | 蓄電セル、外装フィルム及び蓄電モジュール |
JP2017126491A (ja) | 2016-01-14 | 2017-07-20 | 凸版印刷株式会社 | アルミニウム箔積層体および蓄電装置用外装材 |
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JP5573254B2 (ja) * | 2010-03-10 | 2014-08-20 | 凸版印刷株式会社 | リチウムイオン電池用外装材 |
CN103221896B (zh) * | 2010-08-19 | 2017-06-09 | 苹果公司 | 便携式电子设备 |
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KR102169373B1 (ko) * | 2017-01-19 | 2020-10-23 | 주식회사 엘지화학 | 클래드 구조의 금속층을 포함하는 전지케이스 및 이를 포함하고 있는 전지셀 |
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CN111867826B (zh) | 2022-06-28 |
WO2020175777A1 (ko) | 2020-09-03 |
KR102389407B1 (ko) | 2022-04-25 |
KR20200104968A (ko) | 2020-09-07 |
EP3753729A4 (en) | 2021-12-22 |
CN111867826A (zh) | 2020-10-30 |
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US20210057682A1 (en) | 2021-02-25 |
EP3753729A1 (en) | 2020-12-23 |
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