KR101227796B1 - 카본 미소구체 및 촉매 산화물을 복합화한 리튬-공기 이차전지용 나노복합체 및 그 제조방법 - Google Patents
카본 미소구체 및 촉매 산화물을 복합화한 리튬-공기 이차전지용 나노복합체 및 그 제조방법 Download PDFInfo
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- KR101227796B1 KR101227796B1 KR1020110002614A KR20110002614A KR101227796B1 KR 101227796 B1 KR101227796 B1 KR 101227796B1 KR 1020110002614 A KR1020110002614 A KR 1020110002614A KR 20110002614 A KR20110002614 A KR 20110002614A KR 101227796 B1 KR101227796 B1 KR 101227796B1
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- secondary battery
- air secondary
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 81
- 239000002114 nanocomposite Substances 0.000 title claims abstract description 49
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 229910017052 cobalt Inorganic materials 0.000 claims description 14
- 239000010941 cobalt Substances 0.000 claims description 14
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 14
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
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- 238000005119 centrifugation Methods 0.000 claims description 9
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- 239000002105 nanoparticle Substances 0.000 claims description 8
- 230000032683 aging Effects 0.000 claims description 6
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 6
- 239000011572 manganese Substances 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 5
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 10
- 230000003197 catalytic effect Effects 0.000 abstract description 4
- 239000000376 reactant Substances 0.000 abstract description 4
- 239000003570 air Substances 0.000 description 67
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 11
- 229910052744 lithium Inorganic materials 0.000 description 11
- 239000003792 electrolyte Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 3
- 229910001947 lithium oxide Inorganic materials 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 241000156302 Porcine hemagglutinating encephalomyelitis virus Species 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
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- 230000000694 effects Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002077 nanosphere Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000009210 therapy by ultrasound Methods 0.000 description 2
- XDIYNQZUNSSENW-UUBOPVPUSA-N (2R,3S,4R,5R)-2,3,4,5,6-pentahydroxyhexanal Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O XDIYNQZUNSSENW-UUBOPVPUSA-N 0.000 description 1
- 229910020599 Co 3 O 4 Inorganic materials 0.000 description 1
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 description 1
- 229930091371 Fructose Natural products 0.000 description 1
- 239000005715 Fructose Substances 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- OCLXJTCGWSSVOE-UHFFFAOYSA-N ethanol etoh Chemical compound CCO.CCO OCLXJTCGWSSVOE-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 230000001965 increasing effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000002073 nanorod Substances 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 239000005486 organic electrolyte Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001690 polydopamine Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Classifications
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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
- H01M12/00—Hybrid cells; Manufacture thereof
- H01M12/08—Hybrid cells; Manufacture thereof composed of a half-cell of a fuel-cell type and a half-cell of the secondary-cell type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
- B01J21/185—Carbon nanotubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/32—Manganese, technetium or rhenium
- B01J23/34—Manganese
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Inert Electrodes (AREA)
- Hybrid Cells (AREA)
Abstract
Description
본 발명은 2009년 정부(교육과학기술부)의 재원으로 한국연구재단의 지원을 받아 수행된 연구로부터 도출된 것이다.
[과제고유번호: 한국연구재단-2009-C1AAA001-0094219, 연구과제명: 리튬/공기 이차전지용 카본/촉매 복합 나노구조]
도 2는 본 발명의 실시예에 따른 카본 미소구체 및 코발트 촉매 산화물 나노복합체를 나타낸 주사전자현미경(SEM) 사진,
도 3은 도 2의 카본 미소구체 표면에 형성된 산화물층을 나타낸 투과전자현미경(TEM) 사진,
도 4a 및 도 4b는 본 발명의 실시예에 따른 카본 미소구체 및 코발트 촉매 산화물 나노복합체를 이용하여 제조된 리튬-공기 이차전지 셀 및 기존의 상용화된 코발트 촉매 산화물로 제조된 리튬-공기 이차전지 셀의 충·방전 곡선을 비교한 그래프.
Claims (8)
- 구면을 갖는 카본 미소구체 및 촉매 산화물을 일체형으로 복합화한 리튬-공기 이차전지용 나노복합체로서, 상기 촉매 산화물이 상기 구면을 둘러싸는 구조를 형성하되, 상기 구조는 상기 촉매 산화물이 별도의 바인더 없이 상기 구면의 표면에 접합되어 형성된 리튬-공기 이차전지용 나노복합체.
- 제1항에 있어서,
상기 카본 미소구체는, 직경이 10㎚~100㎛이고, 상기 촉매 산화물은 나노입자인 것을 특징으로 하는 리튬-공기 이차전지용 나노복합체. - 삭제
- 삭제
- 제1항에 있어서,
상기 촉매 산화물은, 망간(Mn)계, 코발트(Co)계, 철(Fe)계 및 란탄(La)계로 이루어진 군에서 선택되는 1 이상의 촉매 산화물인 것을 특징으로 하는 리튬-공기 이차전지용 나노복합체. - 제1항, 제2항 및 제5항 중 어느 한 항의 리튬-공기 이차전지용 나노복합체를 포함하는 리튬-공기 이차전지 셀.
- 카본 전구체를 증류수로 교반, 수열합성 및 상온에서 냉각시키는 단계;
원심분리, 분산매를 이용한 분산 및 건조하여 카본 미소구체를 준비하는 단계;
상기 카본 미소구체 및 촉매 산화물을 증류수와 함께 교반 후 초음파 처리하는 단계;
숙성 및 열처리하는 단계; 및
원심분리 및 분산매를 이용하여 분산시킨 후 건조하여 카본 미소구체 및 촉매 산화물을 복합체를 제조하는 단계;
를 포함하는 것을 특징으로 하는 리튬-공기 이차전지용 나노복합체 제조방법. - 제7항에 있어서,
상기 열처리는, 일정온도의 산소 분위기로 유지한 후 질소 분위기로 스위칭 및 승온 후 냉각시키는 것을 특징으로 하는 리튬-공기 이차전지용 나노복합체 제조방법.
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US10505203B2 (en) | 2016-01-20 | 2019-12-10 | Lg Chem, Ltd. | Positive electrode of lithium-air battery having side reaction prevention film to which metal catalyst is partially introduced, lithium-air battery having same, and manufacturing method therefor |
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KR101367577B1 (ko) * | 2012-07-20 | 2014-02-26 | 경기대학교 산학협력단 | 폴리도파민을 이용한 카본/촉매 복합체의 제조방법과, 이에 따라 제조되는 카본/촉매 복합체 및 이를 공기극으로 이용한 리튬/공기 이차전지 |
KR101600185B1 (ko) * | 2014-07-31 | 2016-03-04 | 서울과학기술대학교 산학협력단 | 배터리용 전극 및 그 제조 방법 |
KR101868197B1 (ko) * | 2014-10-31 | 2018-06-15 | 주식회사 엘지화학 | 리튬 공기 전지 및 이의 제조 방법 |
CN107221662A (zh) * | 2017-06-21 | 2017-09-29 | 合肥嘉仕诚能源科技有限公司 | 一种锂离子电池负极材料的制备方法 |
CN113171743B (zh) * | 2021-04-28 | 2022-10-25 | 中国石油大学(华东) | 一种热缩聚法制备均匀中间相炭微球的一体化设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040014470A (ko) * | 2001-03-19 | 2004-02-14 | 닛본 덴끼 가부시끼가이샤 | 연료전지용전극 및 그것을 이용한 연료전지 |
JP2005125187A (ja) * | 2003-10-22 | 2005-05-19 | Fuji Xerox Co Ltd | ガス分解器、燃料電池用電極およびその製造方法 |
KR20080070769A (ko) * | 2005-11-21 | 2008-07-30 | 나노시스, 인크. | 탄소를 포함하는 나노배선 구조체 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040014470A (ko) * | 2001-03-19 | 2004-02-14 | 닛본 덴끼 가부시끼가이샤 | 연료전지용전극 및 그것을 이용한 연료전지 |
JP2005125187A (ja) * | 2003-10-22 | 2005-05-19 | Fuji Xerox Co Ltd | ガス分解器、燃料電池用電極およびその製造方法 |
KR20080070769A (ko) * | 2005-11-21 | 2008-07-30 | 나노시스, 인크. | 탄소를 포함하는 나노배선 구조체 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10505203B2 (en) | 2016-01-20 | 2019-12-10 | Lg Chem, Ltd. | Positive electrode of lithium-air battery having side reaction prevention film to which metal catalyst is partially introduced, lithium-air battery having same, and manufacturing method therefor |
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