KR102559762B1 - 전이금속 디칼코제나이드 층을 포함하는 무음극 리튬 금속 이차 전지 및 이의 제조방법 - Google Patents
전이금속 디칼코제나이드 층을 포함하는 무음극 리튬 금속 이차 전지 및 이의 제조방법 Download PDFInfo
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- KR102559762B1 KR102559762B1 KR1020210096212A KR20210096212A KR102559762B1 KR 102559762 B1 KR102559762 B1 KR 102559762B1 KR 1020210096212 A KR1020210096212 A KR 1020210096212A KR 20210096212 A KR20210096212 A KR 20210096212A KR 102559762 B1 KR102559762 B1 KR 102559762B1
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- lithium metal
- metal battery
- transition metal
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 130
- 150000003624 transition metals Chemical class 0.000 title claims description 34
- 229910052723 transition metal Inorganic materials 0.000 title claims description 33
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 62
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- 239000010949 copper Substances 0.000 claims description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 26
- 238000000151 deposition Methods 0.000 claims description 25
- 230000008021 deposition Effects 0.000 claims description 24
- 239000003792 electrolyte Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 239000010409 thin film Substances 0.000 claims description 9
- 239000007784 solid electrolyte Substances 0.000 claims description 7
- 229910052763 palladium Inorganic materials 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 229910052714 tellurium Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- 229910052711 selenium Inorganic materials 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims description 3
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 2
- 210000001787 dendrite Anatomy 0.000 abstract description 11
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- 229910002531 CuTe Inorganic materials 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
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- FNUBKINEQIEODM-UHFFFAOYSA-N 3,3,4,4,5,5,5-heptafluoropentanal Chemical compound FC(F)(F)C(F)(F)C(F)(F)CC=O FNUBKINEQIEODM-UHFFFAOYSA-N 0.000 description 2
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- OADLBULFKQKMOT-UHFFFAOYSA-N [1,1,1,3,3,3-hexafluoro-2-(trifluoromethyl)propan-2-yl]peroxyboronic acid Chemical compound B(O)(O)OOC(C(F)(F)F)(C(F)(F)F)C(F)(F)F OADLBULFKQKMOT-UHFFFAOYSA-N 0.000 description 2
- RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical compound COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 description 2
- 239000006183 anode active material Substances 0.000 description 2
- 239000012300 argon atmosphere Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
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- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
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- GZKHDVAKKLTJPO-UHFFFAOYSA-N ethyl 2,2-difluoroacetate Chemical compound CCOC(=O)C(F)F GZKHDVAKKLTJPO-UHFFFAOYSA-N 0.000 description 2
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- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
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- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 description 1
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- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 description 1
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- 150000002739 metals Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
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- CCRCUPLGCSFEDV-BQYQJAHWSA-N methyl trans-cinnamate Chemical compound COC(=O)\C=C\C1=CC=CC=C1 CCRCUPLGCSFEDV-BQYQJAHWSA-N 0.000 description 1
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- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 description 1
- WRECIMRULFAWHA-UHFFFAOYSA-N trimethyl borate Chemical compound COB(OC)OC WRECIMRULFAWHA-UHFFFAOYSA-N 0.000 description 1
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 1
- ZMQDTYVODWKHNT-UHFFFAOYSA-N tris(2,2,2-trifluoroethyl) phosphate Chemical compound FC(F)(F)COP(=O)(OCC(F)(F)F)OCC(F)(F)F ZMQDTYVODWKHNT-UHFFFAOYSA-N 0.000 description 1
- OBAJXDYVZBHCGT-UHFFFAOYSA-N tris(pentafluorophenyl)borane Chemical compound FC1=C(F)C(F)=C(F)C(F)=C1B(C=1C(=C(F)C(F)=C(F)C=1F)F)C1=C(F)C(F)=C(F)C(F)=C1F OBAJXDYVZBHCGT-UHFFFAOYSA-N 0.000 description 1
- YZYKZHPNRDIPFA-UHFFFAOYSA-N tris(trimethylsilyl) borate Chemical compound C[Si](C)(C)OB(O[Si](C)(C)C)O[Si](C)(C)C YZYKZHPNRDIPFA-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
- H01M4/581—Chalcogenides or intercalation compounds thereof
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
- C23C14/165—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon by cathodic sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0623—Sulfides, selenides or tellurides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
- C23C14/3414—Metallurgical or chemical aspects of target preparation, e.g. casting, powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
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Abstract
Description
도 2a는 구리 음극 집전체의 사진이다.
도 2b는 구리 음극 집전체의 주사전자현미경(Scanning Electron Microscope, SEM) 사진이다.
도 3a는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체의 사진이다.
도 3b는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체의 SEM 사진이다.
도 3c는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체의 에너지 분산 x선 분광법(Energy Dispersive X-ray Spectroscopy, EDS)으로 Pd를 매핑한 결과를 나타낸 사진이다.
도 3d는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체의 에너지 분산 x선 분광법으로 Te를 매핑한 결과를 나타낸 사진이다.
도 4는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체의 핵생성 과전압을 0.1mA/cm2의 전류 밀도로 인가하며 측정한 결과이다.
도 5는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지(half cell)를 1mA/cm2의 전류 밀도로 충방전한 결과를 나타낸 그래프이다.
도 6은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 전기화학 임피던스 분광법(Electrochemical Impedance Spectroscopy, EIS) 측정결과이다.
도 7은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 시 각 충방전의 쿨롱효율을 나타낸 그래프이다.
도 8은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 시 충전 곡선과 방전 곡선 간의 전압 차를 나타낸 전압 히스테리시스 그래프이다.
도 9a는 구리 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 후 구리 음극 집전체의 단면을 SEM으로 촬영한 사진이다.
도 9b는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 후 무음극 리튬 금속 전지용 음극 집전체의 단면을 SEM으로 촬영한 사진이다.
도 9c는 구리 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 후 구리 음극 집전체의 표면을 SEM으로 촬영한 사진이다.
도 9d는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 후 무음극 리튬 금속 전지용 음극 집전체의 표면을 SEM으로 촬영한 사진이다.
도 9e는 구리 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 후 구리 음극 집전체의 표면을 SEM으로 촬영한 사진이다.
도 9f는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 후 무음극 리튬 금속 전지용 음극 집전체의 표면을 SEM으로 촬영한 사진이다.
도 10은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체의 XRD 측정 결과를 나타낸 그래프이다.
도 11은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지를 1mA/cm2의 전류 밀도로 100회 충방전 시 각 충방전의 쿨롱효율을 나타낸 그래프이다.
도 12는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지를 1mA/cm2의 전류 밀도로 100회 충방전 시 각 충방전의 쿨롱효율을 나타낸 그래프이다.
도 13은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지용 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 반전지의 100회 충방전 시의 방전 용량 및 쿨롱효율을 나타낸 것이다.
도 14a는 구리 음극 집전체를 포함하는 무음극 리튬 금속 전지의 충방전 그래프이다.
도 14b는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지의 충방전 그래프이다.
도 15a는 구리 음극 집전체를 포함하는 무음극 리튬 금속 전지를 100회 충방전한 다음 구리 음극 집전체에 도금된 리튬층의 표면을 SEM으로 촬영한 사진이다.
도 15b는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지를 100회 충방전한 다음 음극 집전체에 도금된 리튬층의 표면을 SEM으로 촬영한 사진이다.
도 16는 실리콘 웨이퍼 상에 증착된 PdTe2 층의 표면을 AFM(Atomic Force Microscope)를 사용하여 두께를 측정한 결과이다.
도 17은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지를 0.2 C-rate로 200회 이상 충방전 시의 방전 용량 및 쿨롱효율을 나타낸 것이다.
도 18은 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지의 0.2 C-rate 충방전 그래프이다.
도 19a는 구리 음극 집전체를 작동전극으로, 리튬을 상대전극으로 사용한 음극 리튬 금속 전지의 100회 충방전 이후 음극 집전체의 표면을 SEM으로 촬영한 사진이다.
도 19b는 본 발명의 일 실시예에 따른 무음극 리튬 금속 전지의 100회 충방전 이후 음극 집전체의 표면을 SEM으로 촬영한 사진이다.
증착 두께 (㎚) |
증착 시 가열 여부 (200℃) |
추가 가열 시간 (min) | CuTe 층 존재 여부 | |
실시예 1 | 15 | ○ | 5 | ○ |
실시예 2 | 9 | ○ | 5 | ○ |
실시예 3 | 6 | ○ | 5 | ○ |
실시예 4 | 15 | ○ | 10 | ○ |
실시예 5 | 9 | ○ | 10 | ○ |
실시예 6 | 6 | ○ | 10 | ○ |
실시예 7 | 15 | ○ | - | ○ |
실시예 8 | 9 | ○ | - | ○ |
실시예 9 | 6 | ○ | - | ○ |
실시예 10 | 15 | × | - | × |
실시예 11 | 9 | × | - | × |
실시예 12 | 6 | × | - | × |
실시예 13 | 15 | ○ | 5 | ○ |
비교예 1 | - | × | - | × |
Claims (11)
- 양극; 음극 집전체; 전해질; 및 분리막;을 포함하는 무음극 리튬 금속 전지에 있어서,
상기 음극 집전체는 전이금속 디칼코제나이드(Transition metal dichalcogenide) 층 및 전이금속 중간층을 포함하는 것을 특징으로 하며,
상기 전이금속 디칼코제나이드 층은 MX2, 상기 전이금속 중간층은 MX의 화학식을 만족하는 것으로,
M은 Ni, Pd, Pt, Cu, Ag 및 Au 중 선택된 어느 하나인 전이금속, X는 S, Se 및 Te 중 선택된 어느 하나인 무음극 리튬 금속 전지. - 제1항에 있어서,
상기 음극 집전체는 인공 SEI(Solid-Electrolyte Interface)를 더 포함하는 것을 특징으로 하는 무음극 리튬 금속 전지. - 삭제
- 삭제
- 제1항에 있어서,
상기 전이금속 디칼코제나이드 층은 2 내지 20㎚의 두께를 갖는 무음극 리튬 금속 전지. - 제2항에 있어서,
상기 인공 SEI는 Lithium Phosphorous Oxynitride(LiPON)를 포함하는 것을 특징으로 하는 무음극 리튬 금속 전지. - 양극; 음극 집전체; 전해질; 및 분리막;을 포함하는 무음극 리튬 금속 전지의 제조방법에 있어서,
상기 음극 집전체는 구리 박막 상에 증착을 통해 전이금속 디칼코제나이드 층을 형성하는 것을 특징으로 하며,
상기 증착은 마그네트론 스퍼터링 방법으로,
상기 증착과 동시에 열처리를 수행하는 무음극 리튬 금속 전지의 제조방법. - 삭제
- 삭제
- 제7항에 있어서,
상기 열처리는 150 내지 250℃의 온도에서 수행하는 것인 무음극 리튬 금속 전지의 제조방법. - 제7항에 있어서,
상기 증착 이후에 상기 열처리를 1 내지 15분 더 수행하는 것인 무음극 리튬 금속 전지의 제조방법.
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KR1020210096212A KR102559762B1 (ko) | 2021-07-22 | 2021-07-22 | 전이금속 디칼코제나이드 층을 포함하는 무음극 리튬 금속 이차 전지 및 이의 제조방법 |
US17/524,308 US11848446B2 (en) | 2021-07-22 | 2021-11-11 | Anode-free rechargeable lithium battery including transition metal dichalcogenide layer and method of manufacturing same |
CN202111334446.4A CN115692719A (zh) | 2021-07-22 | 2021-11-11 | 无阳极可再充电锂电池及其制造方法 |
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US4983476A (en) * | 1990-06-18 | 1991-01-08 | The United States Of America As Represented By The Secretary Of The Army | Rechargeable lithium battery system |
US20080241703A1 (en) * | 2007-03-28 | 2008-10-02 | Hidekazu Yamamoto | Nonaqueous electrolyte secondary battery |
EP3469648B1 (en) * | 2016-06-08 | 2022-01-26 | SES Holdings Pte. Ltd. | High energy density, high power density, high capacity, and room temperature capable "anode-free" rechargeable batteries |
KR102003307B1 (ko) * | 2016-09-21 | 2019-07-24 | 주식회사 엘지화학 | 다중 보호층을 포함하는 음극 및 이를 포함하는 리튬이차전지 |
KR102268176B1 (ko) * | 2017-08-28 | 2021-06-22 | 주식회사 엘지에너지솔루션 | 리튬 이차전지 |
US10797301B2 (en) * | 2018-01-04 | 2020-10-06 | GM Global Technology Operations LLC | Method of manufacturing an electrochemical cell |
KR102566406B1 (ko) | 2018-01-05 | 2023-08-14 | 삼성전자주식회사 | 무음극 리튬금속전지 및 그 제조방법 |
KR20220052952A (ko) * | 2019-08-20 | 2022-04-28 | 카네기 멜론 유니버시티 | 애노드가 없는 집전체를 구비한 리튬 금속 배터리 |
US20220223868A1 (en) * | 2021-01-14 | 2022-07-14 | University Of North Texas | Anode-less lithium-sulfur (li-s) battery with lithium metal-free current |
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