KR20170086034A - 비수계 2차 전지 기능층용 조성물, 비수계 2차 전지용 기능층 및 비수계 2차 전지 - Google Patents
비수계 2차 전지 기능층용 조성물, 비수계 2차 전지용 기능층 및 비수계 2차 전지 Download PDFInfo
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- KR20170086034A KR20170086034A KR1020177013161A KR20177013161A KR20170086034A KR 20170086034 A KR20170086034 A KR 20170086034A KR 1020177013161 A KR1020177013161 A KR 1020177013161A KR 20177013161 A KR20177013161 A KR 20177013161A KR 20170086034 A KR20170086034 A KR 20170086034A
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Images
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
-
- H—ELECTRICITY
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- 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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
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- H—ELECTRICITY
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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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/53—Core-shell polymer
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H—ELECTRICITY
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- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
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- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
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- H—ELECTRICITY
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- 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
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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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
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- 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
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- Y02E60/122—
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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
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Abstract
Description
Claims (6)
- 유기 입자를 포함하는 비수계 2차 전지 기능층용 조성물로서,
상기 유기 입자는, 유기 입자에 포함되는 전체 단량체 단위 중에 차지하는 지방족 공액 디엔 단량체 단위의 비율이 5 질량% 이상이며,
상기 유기 입자의 함유량이, 고형분 환산으로 50 질량% 이상인, 비수계 2차 전지 기능층용 조성물. - 제 1 항에 있어서,
상기 유기 입자의 전해액 팽윤도가 4배 이상 30배 이하인, 비수계 2차 전지 기능층용 조성물. - 제 1 항 또는 제 2 항에 있어서,
상기 유기 입자의 체적 평균 입자경 D50이 250nm 이상 1000nm 이하인, 비수계 2차 전지 기능층용 조성물. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
상기 유기 입자가, 코어부와, 상기 코어부의 외표면을 부분적으로 덮는 쉘부를 구비하는 코어 쉘 구조를 가지고 있고,
상기 코어부는, 전해액 팽윤도가 5배 이상 30배 이하의 중합체로 이루어지고,
상기 쉘부는, 전해액 팽윤도가 1배 초과 4배 이하의 중합체로 이루어지는, 비수계 2차 전지 기능층용 조성물. - 제 1 항 내지 제 4 항 중 어느 한 항에 기재된 비수계 2차 전지 기능층용 조성물을 사용하여 형성된, 비수계 2차 전지용 기능층.
- 제 5 항에 기재된 비수계 2차 전지용 기능층과, 천이 금속을 함유하는 정극 활물질을 포함하는 정극 합재층을 구비하는, 비수계 2차 전지.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
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| JP2014241672 | 2014-11-28 | ||
| JPJP-P-2014-241672 | 2014-11-28 | ||
| PCT/JP2015/005706 WO2016084330A1 (ja) | 2014-11-28 | 2015-11-16 | 非水系二次電池機能層用組成物、非水系二次電池用機能層および非水系二次電池 |
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| Publication Number | Publication Date |
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| KR20170086034A true KR20170086034A (ko) | 2017-07-25 |
| KR102493659B1 KR102493659B1 (ko) | 2023-01-30 |
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| KR1020177013161A Active KR102493659B1 (ko) | 2014-11-28 | 2015-11-16 | 비수계 2차 전지 기능층용 조성물, 비수계 2차 전지용 기능층 및 비수계 2차 전지 |
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| Country | Link |
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| US (1) | US10586966B2 (ko) |
| JP (1) | JP6737182B2 (ko) |
| KR (1) | KR102493659B1 (ko) |
| CN (1) | CN107004828B (ko) |
| WO (1) | WO2016084330A1 (ko) |
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| CN109565017B (zh) * | 2016-08-17 | 2023-03-24 | 日本瑞翁株式会社 | 非水系二次电池功能层用组合物、非水系二次电池用功能层及非水系二次电池 |
| US10862166B2 (en) | 2017-01-12 | 2020-12-08 | Lg Chem, Ltd. | Non-aqueous electrolyte solution and lithium secondary battery including the same |
| WO2018180809A1 (ja) * | 2017-03-31 | 2018-10-04 | 日本ゼオン株式会社 | 非水系二次電池機能層用組成物、非水系二次電池用機能層および非水系二次電池 |
| JP7090076B2 (ja) * | 2017-05-29 | 2022-06-23 | 株式会社Eneosマテリアル | 蓄電デバイス活物質層用バインダー組成物、蓄電デバイス電極用スラリー、蓄電デバイス電極及び蓄電デバイス |
| CN109360926B (zh) * | 2018-11-06 | 2020-03-24 | 长沙矿冶研究院有限责任公司 | 一种锂硫电池用功能化隔膜及其制备方法、锂硫电池 |
| CN112290012A (zh) * | 2020-10-20 | 2021-01-29 | 合肥国轩高科动力能源有限公司 | 一种锂离子电池三元正极材料的制备方法 |
| US20240120617A1 (en) * | 2021-03-30 | 2024-04-11 | Zeon Corporation | Composition for non-aqueous secondary battery adhesive layer, adhesive layer for non-aqueous secondary battery and method for producing the same, laminate for non-aqueous secondary battery and method for producing the same, and non-aqueous secondary battery |
| WO2023184209A1 (zh) * | 2022-03-30 | 2023-10-05 | 宁德新能源科技有限公司 | 一种粘结剂、负极极片、电化学装置及电子装置 |
| CN114551998A (zh) * | 2022-04-21 | 2022-05-27 | 河南电池研究院有限公司 | 一种固态锂离子电池及其制备方法 |
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- 2015-11-16 US US15/527,067 patent/US10586966B2/en active Active
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- 2015-11-16 KR KR1020177013161A patent/KR102493659B1/ko active Active
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| CN107004828B (zh) | 2020-04-17 |
| CN107004828A (zh) | 2017-08-01 |
| WO2016084330A1 (ja) | 2016-06-02 |
| KR102493659B1 (ko) | 2023-01-30 |
| US20180130987A1 (en) | 2018-05-10 |
| JPWO2016084330A1 (ja) | 2017-09-07 |
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| JP6737182B2 (ja) | 2020-08-05 |
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