KR20160010795A - 전극활물질의 개질방법 및 이에 의하여 제조된 개질 전극활물질 - Google Patents
전극활물질의 개질방법 및 이에 의하여 제조된 개질 전극활물질 Download PDFInfo
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- KR20160010795A KR20160010795A KR1020140090981A KR20140090981A KR20160010795A KR 20160010795 A KR20160010795 A KR 20160010795A KR 1020140090981 A KR1020140090981 A KR 1020140090981A KR 20140090981 A KR20140090981 A KR 20140090981A KR 20160010795 A KR20160010795 A KR 20160010795A
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- active material
- electrode active
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- coating
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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
- H01M4/366—Composites as layered products
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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
- 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
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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
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
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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 Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
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- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
120: 금속 개질층 130: 탄소나노튜브 결정층
132: 탄소나노튜브 섬유
Claims (7)
- 준비된 전극활물질 입자 표면에 금속을 코팅하여 활물질-금속 복합체를 형성하는 단계; 및
상기 활물질-금속 복합체를 탄소원 공급 분위기 하에서 열처리하여 상기 복합체의 표면에 탄소나노튜브를 생성시키는 단계;
를 포함하는 전극활물질의 개질방법.
- 제1항에 있어서,
상기 전극활물질은 양극활물질인 것을 특징으로 하는 전극활물질의 개질방법.
- 제1항에 있어서,
상기 금속은 니켈, 코발트, 철, 백금, 이리듐, 로듐, 루테늄, 금, 은, 세륨, 지르코늄 및 구리로 이루어진 군으로부터 선택된 적어도 하나인 것을 특징으로 하는 전극활물질의 개질방법.
- 제1항에 있어서,
상기 금속의 코팅은 무전해 도금 방식에 의하여 이루어지는 것을 특징으로 하는 전극활물질의 개질방법.
- 제1항에 있어서,
상기 탄소원은 탄소수 1 내지 10인 탄소 화합물, LPG 또는 LNG인 것을 특징으로 하는 전극활물질의 개질방법.
- 제1항에 있어서,
상기 열처리는 600℃ 내지 800℃의 온도 하에서 이루어지는 것을 특징으로 하는 전극활물질의 개질방법.
- 전극활물질 입자;
상기 입자 표면에 코팅된 금속 개질층; 및
상기 금속 개질층 상에서 성장하여 형성된 탄소나노튜브 결정층을 포함하는 개질 전극활물질.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140090981A KR20160010795A (ko) | 2014-07-18 | 2014-07-18 | 전극활물질의 개질방법 및 이에 의하여 제조된 개질 전극활물질 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140090981A KR20160010795A (ko) | 2014-07-18 | 2014-07-18 | 전극활물질의 개질방법 및 이에 의하여 제조된 개질 전극활물질 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20160010795A true KR20160010795A (ko) | 2016-01-28 |
Family
ID=55309816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020140090981A Ceased KR20160010795A (ko) | 2014-07-18 | 2014-07-18 | 전극활물질의 개질방법 및 이에 의하여 제조된 개질 전극활물질 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR20160010795A (ko) |
-
2014
- 2014-07-18 KR KR1020140090981A patent/KR20160010795A/ko not_active Ceased
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