JP7007372B2 - 二次電池 - Google Patents
二次電池 Download PDFInfo
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- JP7007372B2 JP7007372B2 JP2019515155A JP2019515155A JP7007372B2 JP 7007372 B2 JP7007372 B2 JP 7007372B2 JP 2019515155 A JP2019515155 A JP 2019515155A JP 2019515155 A JP2019515155 A JP 2019515155A JP 7007372 B2 JP7007372 B2 JP 7007372B2
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- negative electrode
- positive electrode
- solid electrolyte
- hydroxide ion
- inorganic solid
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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
-
- 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
- H01M4/502—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese for non-aqueous cells
-
- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
- H01M10/0562—Solid materials
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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
- H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
-
- 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
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
-
- 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
- H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
-
- 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
-
- 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
-
- 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
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0068—Solid electrolytes inorganic
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
- Cell Separators (AREA)
- Primary Cells (AREA)
Description
・負極:Zn(s)+2OH-(aq)→ZnO(s)+H2O(l)+2e-
・正極:2MnO2(s)+H2O(l)+2e-→Mn2O3(s)+2OH-(aq)
亜鉛及び/又は水酸化亜鉛、導電助剤、及び水酸化物イオン伝導性無機固体電解質を含む負極と、
前記正極と前記負極を隔離する、水酸化物イオン伝導性無機固体電解質を含むセパレータと、
を備えた、二次電池が提供される。
・正極:Mn(OH)2+2OH-→MnO2+2H2O+2e-
・負極:Zn(OH)2+2e-→Zn+2OH- 又は
ZnO+H2O+2e-→Zn+2OH-
M2+ 1-xM3+ x(OH)2An- x/n・mH2O
(式中、M2+は2価のカチオン、M3+は3価のカチオン、An-はn価のアニオン、xは0.1~0.4、nは1以上の整数、mは0以上である)
で表されることが多いが、これに限らず、少なくとも2種類の価数のカチオンを含む水酸化物であってよい。したがって、カチオンの種類が3種類以上の組成でも構わない。例えば、LDHは2価のMg(すなわちMg2+)と3価のAl(すなわちAl3+)とアニオンがCO3 2-からなる一般的にハイドロタルサイトと称される組成であってもよい。あるいは、LDHは、2価のNi(すなわちNi2+)と4価又は3価のTi(すなわちTi4+又はTi3+)と3価のAl(すなわちAl3+)からなる組成でもよい。これらに限らず、LDHは水酸化物イオン伝導性が許容可能に高ければ、いかなる組成であってもよい。
Claims (8)
- 二酸化マンガン及び/又は水酸化マンガン、導電助剤、及び水酸化物イオン伝導性無機固体電解質を含む正極と、
亜鉛及び/又は水酸化亜鉛、導電助剤、及び水酸化物イオン伝導性無機固体電解質を含む負極と、
前記正極と前記負極を隔離する、水酸化物イオン伝導性無機固体電解質を含むセパレータと、
を備えた、二次電池であって、前記二次電池はアルカリ電解液を含まない、二次電池。 - 前記正極、前記負極及び前記セパレータに含まれる前記水酸化物イオン伝導性無機固体電解質が層状複水酸化物(LDH)である、請求項1に記載の二次電池。
- 前記正極及び前記負極に含まれる前記導電助剤がカーボン系材料である、請求項1又は2に記載の二次電池。
- 前記正極、前記負極及び前記セパレータが水分を含む、請求項1~3のいずれか一項に記載の二次電池。
- 前記正極に含まれる前記水酸化物イオン伝導性無機固体電解質が、前記正極内においてネットワークを形成しており、かつ、前記負極に含まれる前記水酸化物イオン伝導性無機固体電解質が、前記負極内においてネットワークを形成している、請求項1~4のいずれか一項に記載の二次電池。
- 前記正極に含まれる前記導電助剤が、前記正極内においてネットワークを形成しており、かつ、前記負極に含まれる前記導電助剤が、前記負極内においてネットワークを形成している、請求項1~5のいずれか一項に記載の二次電池。
- 前記正極、前記負極及び前記セパレータに含まれる前記水酸化物イオン伝導性無機固体電解質が複数のLDH粒子が互いに結合した構造を有する、請求項1~6のいずれか一項に記載の二次電池。
- 前記正極及び前記負極に含まれる前記水酸化物イオン伝導性無機固体電解質の電子伝導性が、前記セパレータに含まれる前記水酸化物イオン伝導性無機固体電解質の電子伝導性よりも高い、請求項1~7のいずれか一項に記載の二次電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017086971 | 2017-04-26 | ||
JP2017086971 | 2017-04-26 | ||
PCT/JP2018/011199 WO2018198607A1 (ja) | 2017-04-26 | 2018-03-20 | 二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018198607A1 JPWO2018198607A1 (ja) | 2020-03-12 |
JP7007372B2 true JP7007372B2 (ja) | 2022-01-24 |
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JP2019515155A Active JP7007372B2 (ja) | 2017-04-26 | 2018-03-20 | 二次電池 |
Country Status (3)
Country | Link |
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US (1) | US20200028167A1 (ja) |
JP (1) | JP7007372B2 (ja) |
WO (1) | WO2018198607A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11942642B1 (en) * | 2022-10-26 | 2024-03-26 | Rivian Ip Holdings, Llc | Electrolytes and components thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007227032A (ja) | 2006-02-21 | 2007-09-06 | Osaka Prefecture Univ | 全固体アルカリ二次電池用無機ヒドロゲル電解質とその製法及び全固体アルカリ二次電池 |
WO2013118561A1 (ja) | 2012-02-06 | 2013-08-15 | 日本碍子株式会社 | 亜鉛二次電池 |
JP2016162681A (ja) | 2015-03-04 | 2016-09-05 | 株式会社日本触媒 | 電極前駆体 |
JP2017069075A (ja) | 2015-09-30 | 2017-04-06 | 日立マクセル株式会社 | アルカリ二次電池 |
-
2018
- 2018-03-20 JP JP2019515155A patent/JP7007372B2/ja active Active
- 2018-03-20 WO PCT/JP2018/011199 patent/WO2018198607A1/ja active Application Filing
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2019
- 2019-09-27 US US16/585,551 patent/US20200028167A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007227032A (ja) | 2006-02-21 | 2007-09-06 | Osaka Prefecture Univ | 全固体アルカリ二次電池用無機ヒドロゲル電解質とその製法及び全固体アルカリ二次電池 |
WO2013118561A1 (ja) | 2012-02-06 | 2013-08-15 | 日本碍子株式会社 | 亜鉛二次電池 |
JP2016162681A (ja) | 2015-03-04 | 2016-09-05 | 株式会社日本触媒 | 電極前駆体 |
JP2017069075A (ja) | 2015-09-30 | 2017-04-06 | 日立マクセル株式会社 | アルカリ二次電池 |
Also Published As
Publication number | Publication date |
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US20200028167A1 (en) | 2020-01-23 |
WO2018198607A1 (ja) | 2018-11-01 |
JPWO2018198607A1 (ja) | 2020-03-12 |
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