KR20160016685A - 리튬 이온 2차 전지 - Google Patents
리튬 이온 2차 전지 Download PDFInfo
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- KR20160016685A KR20160016685A KR1020150108660A KR20150108660A KR20160016685A KR 20160016685 A KR20160016685 A KR 20160016685A KR 1020150108660 A KR1020150108660 A KR 1020150108660A KR 20150108660 A KR20150108660 A KR 20150108660A KR 20160016685 A KR20160016685 A KR 20160016685A
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- active material
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
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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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
- H01M10/058—Construction or manufacture
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
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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
- 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
- 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
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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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
- 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
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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
- 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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
도 1은 본 발명의 일 실시 형태에 관한 리튬 이온 2차 전지의 외형을 모식적으로 도시하는 사시도.
도 2는 도 1 중의 II-II선을 따르는 단면 구조를 모식적으로 도시하는 종단면도.
도 3은 무기 인산 화합물과 전이 금속 용출량의 관계를 나타내는 그래프.
도 4는 표준 엔탈피와 전이 금속 용출량의 관계를 나타내는 그래프.
도 5는 (NH4)H2PO4의 첨가량과 초기 IV 저항의 관계를 나타내는 그래프.
Claims (7)
- 정극 활물질층(54)을 갖는 정극(50)과,
부극 활물질층(64)을 갖는 부극(60)과 비수 전해질을 포함하는 리튬 이온 2차 전지이며,
상기 정극 활물질층(54)은, 리튬 금속 기준에서의 개회로 전압을 4.3V 이상으로 하는 고전위 정극 활물질과, 무기 인산 화합물을 함유하고,
상기 무기 인산 화합물은, 화학식 중에 적어도 하나의 수소 원자를 포함하는 화합물인, 리튬 이온 2차 전지. - 제1항에 있어서, 상기 무기 인산 화합물은, 비금속 원소만으로 이루어지는, 리튬 이온 2차 전지.
- 제1항 또는 제2항에 있어서, 상기 무기 인산 화합물로서, 적어도 1종의 암모늄인산염을 포함하는, 리튬 이온 2차 전지.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 무기 인산 화합물로서, 표준 상태에 있어서의 표준 생성 엔탈피가 -2000kJ/mol 이상의 인산염을 포함하고, 상기 표준 상태는, 298.15K, 105㎩인, 리튬 이온 2차 전지.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 정극 활물질층(54) 중에 있어서의 상기 무기 인산 화합물의 함유량은, 상기 정극 활물질의 함유량을 100으로 하여 그 10중량% 미만에 상당하는 양인, 리튬 이온 2차 전지.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 고전위 정극 활물질은, Li와 Ni와 Mn을 필수 원소로 하는 스피넬계 정극 활물질인, 리튬 이온 2차 전지.
- 제6항에 있어서, 상기 스피넬계 정극 활물질은, LiNi0 . 5Mn1 . 5O4인, 리튬 이온 2차 전지.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014158595A JP2016035859A (ja) | 2014-08-04 | 2014-08-04 | リチウムイオン二次電池 |
| JPJP-P-2014-158595 | 2014-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20160016685A true KR20160016685A (ko) | 2016-02-15 |
Family
ID=55079764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020150108660A Ceased KR20160016685A (ko) | 2014-08-04 | 2015-07-31 | 리튬 이온 2차 전지 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20160036046A1 (ko) |
| JP (1) | JP2016035859A (ko) |
| KR (1) | KR20160016685A (ko) |
| CN (1) | CN105322165A (ko) |
| DE (1) | DE102015112630A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180023843A (ko) * | 2016-08-26 | 2018-03-07 | 도요타 지도샤(주) | 리튬 이온 이차 전지 및 조전지 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10461373B2 (en) * | 2015-12-03 | 2019-10-29 | GM Global Technology Operations LLC | Adding dry metal oxide for metal nitride particles to improve battery cycle life and power performance |
| JP6904176B2 (ja) * | 2017-09-01 | 2021-07-14 | トヨタ自動車株式会社 | 二次電池の再利用方法および二次電池システム |
| CN111952588B (zh) * | 2019-05-15 | 2022-10-11 | 中国科学院物理研究所 | 具有缓冲层的锂电池及其制备方法 |
| US20200381714A1 (en) * | 2019-05-30 | 2020-12-03 | Panasonic Intellectual Property Management Co., Ltd. | Cathode active material and secondary battery using same |
| CN113795953A (zh) * | 2021-02-03 | 2021-12-14 | 宁德新能源科技有限公司 | 正极片及包含该正极片的电化学装置和电子装置 |
| JP7320019B2 (ja) * | 2021-04-13 | 2023-08-02 | プライムプラネットエナジー&ソリューションズ株式会社 | 非水電解液二次電池およびその製造方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11329444A (ja) * | 1998-05-20 | 1999-11-30 | Shin Kobe Electric Mach Co Ltd | 非水電解液二次電池 |
| JP4698126B2 (ja) * | 2003-02-10 | 2011-06-08 | 日本電気株式会社 | 非水電解液二次電池 |
| US20140349166A1 (en) * | 2011-11-30 | 2014-11-27 | Sanyo Electric Co., Ltd. | Nonaqueous electrolyte secondary battery and method for manufacturing the same |
| JP6015591B2 (ja) | 2012-10-26 | 2016-10-26 | トヨタ自動車株式会社 | 非水電解液二次電池 |
-
2014
- 2014-08-04 JP JP2014158595A patent/JP2016035859A/ja active Pending
-
2015
- 2015-07-31 DE DE102015112630.3A patent/DE102015112630A1/de not_active Withdrawn
- 2015-07-31 CN CN201510463544.6A patent/CN105322165A/zh active Pending
- 2015-07-31 KR KR1020150108660A patent/KR20160016685A/ko not_active Ceased
- 2015-08-03 US US14/816,294 patent/US20160036046A1/en not_active Abandoned
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180023843A (ko) * | 2016-08-26 | 2018-03-07 | 도요타 지도샤(주) | 리튬 이온 이차 전지 및 조전지 |
| US11171394B2 (en) | 2016-08-26 | 2021-11-09 | Toyota Jidosha Kabushiki Kaisha | Lithium ion secondary battery and battery pack |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016035859A (ja) | 2016-03-17 |
| US20160036046A1 (en) | 2016-02-04 |
| DE102015112630A1 (de) | 2016-02-04 |
| CN105322165A (zh) | 2016-02-10 |
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