KR102373737B1 - 배터리 케이스용 강 시트 제조 방법 및 이를 이용한 배터리 케이스 - Google Patents
배터리 케이스용 강 시트 제조 방법 및 이를 이용한 배터리 케이스 Download PDFInfo
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 96
- 239000010959 steel Substances 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 48
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 99
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 78
- 239000011247 coating layer Substances 0.000 claims abstract description 48
- 238000005229 chemical vapour deposition Methods 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims description 32
- 239000011248 coating agent Substances 0.000 claims description 24
- 238000000137 annealing Methods 0.000 claims description 22
- 239000007789 gas Substances 0.000 claims description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 10
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 10
- 239000000314 lubricant Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000002243 precursor Substances 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 4
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 claims description 2
- 150000002431 hydrogen Chemical class 0.000 claims 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 28
- 239000010410 layer Substances 0.000 description 17
- 229910002804 graphite Inorganic materials 0.000 description 16
- 239000010439 graphite Substances 0.000 description 16
- 230000008569 process Effects 0.000 description 16
- 238000005259 measurement Methods 0.000 description 7
- 229910052759 nickel Inorganic materials 0.000 description 7
- 239000000758 substrate Substances 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 4
- 238000010924 continuous production Methods 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 238000001878 scanning electron micrograph Methods 0.000 description 4
- 238000001069 Raman spectroscopy Methods 0.000 description 3
- 238000001237 Raman spectrum Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910000480 nickel oxide Inorganic materials 0.000 description 3
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229910017709 Ni Co Inorganic materials 0.000 description 1
- 229910018661 Ni(OH) Inorganic materials 0.000 description 1
- 229910003267 Ni-Co Inorganic materials 0.000 description 1
- 229910003262 Ni‐Co Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000010574 gas phase reaction Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000008821 health effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- AMWRITDGCCNYAT-UHFFFAOYSA-L manganese oxide Inorganic materials [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 1
- PPNAOCWZXJOHFK-UHFFFAOYSA-N manganese(2+);oxygen(2-) Chemical class [O-2].[Mn+2] PPNAOCWZXJOHFK-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- -1 siloxanes Chemical class 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- H01M50/543—Terminals
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
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Abstract
Description
도 2는 750℃에서의 도포된 그래핀계 코팅을 포함하는 Ni 도금 강 표면의 토포그래피(topography)의 SEM 이미지를 보여주고;
도 3은 그래핀 코팅 샘플들에 대해 수행된 기계적 시험의 결과들을 보여주고;
도 4는 다양한 그래핀 코팅 샘플들의 접촉저항을 보여준다.
Claims (18)
- 배터리 케이스용 강 시트 또는 강 스트립을 제조하는 방법으로서,
Ni-도금 강 시트 또는 스트립을 제공하는 단계, 및
상기 Ni-도금 강 시트 또는 스트립에 화학 증착법으로 그래핀계 코팅층을 도포하는 단계를 포함하고,
상기 Ni-도금 강 시트 또는 스트립을 인클로저 안으로 가져오고, 상기 인클로저 내 공기는 불활성 기체, 또는 질소 기체, 또는 수소 기체와 질소 기체의 혼합물, 또는 수소 기체와 불활성 기체의 혼합물을 포함하고, 상기 인클로저 내에서 범위의 근사 대기압 범위(0.7 내지 2 bar)로 압력이 유지되는 단계,
상기 인클로저의 내용물을 가열하여 상기 인클로저의 내에서 상기 Ni-도금 강 시트 또는 스트립이 400℃ 내지 750℃ 범위까지 가열되는 단계, 및
상기 인클로저 안으로 그래핀 전구체를 공급하고, 상기 그래핀계 코팅층은 상기 인클로저 내에서 근사 대기압 범위(0.7 내지 2 bar)의 압력에서 도포되는 단계를 포함하는, 방법. - 삭제
- 삭제
- 제 1 항에 있어서,
상기 그래핀 전구체는 탄소 함유 고체 또는 기체인, 방법. - 제 1 항 또는 제 4 항에 있어서,
상기 그래핀 전구체는 아세틸렌, 메탄 및 에틸렌 기체의 그룹에서 선택되는 하나 이상의 기체인, 방법. - 제 1 항 또는 제 4 항에 있어서,
상기 Ni-도금 강 시트 또는 스트립은 상기 인클로저 내에서 500℃ 내지 750℃ 범위까지 가열되는, 방법. - 삭제
- 제 1 항 또는 제 4 항에 있어서,
수소 및 아세틸렌의 농도 수준은 수소 1.0% 내지 5.0%, 아세틸렌 0.5% 내지 2.5%, 또는 수소 1.0% 내지 5.0%와 아세틸렌 0.5% 내지 2.5%의 범위에서 유지되는, 방법. - 삭제
- 제 1 항 또는 제 4 항에 있어서,
강 시트 또는 스트립 상의 상기 그래핀계 코팅층의 화학 증착 성장 시간은 5초 내지 900초 범위 내에 있는, 방법. - 제 1 항 또는 제 4 항에 있어서,
상기 그래핀계 코팅층은 어닐링 로 안에서 상기 Ni-도금 강 시트 또는 스트립에 도포되는, 방법. - 제 11 항에 있어서,
상기 어닐링 로는 연속 어닐링 로인, 방법. - 제 1 항 또는 제 4 항에 있어서,
상기 그래핀계 코팅층의 피착 후 조질 압연 단계를 포함하는, 방법. - 제 1 항 또는 제 4 항에 있어서,
상기 Ni-도금 강 시트 또는 스트립은 상기 배터리 케이스의 내부 표면에 해당하는 상기 시트의 측면에 Ni 코팅층이 제공되고 선택적으로 상기 Ni 코팅층 위에 Co 코팅층이 제공되며 반대 측에 Ni 코팅층이 제공되는, 방법. - 제 1 항 또는 제 4 항에 있어서,
상기 시트는 상기 배터리 케이스의 내부 표면에 해당하는 상기 시트의 측면에 그래핀계 코팅층이 제공되는, 방법. - 제 13 항에 있어서,
상기 Ni-도금 강 시트 또는 스트립은 상기 배터리 케이스의 내부 표면에 해당하는 상기 시트의 측면에 Ni 코팅이 제공되고 그 반대 측면에 Ni 코팅이 제공되며 선택적으로 상기 Ni 코팅층 위에 Co 코팅층이 제공되는, 방법. - 배터리 케이스를 제조하는 방법으로서:
Ni-도금 강 시트 또는 스트립을 제공하는 단계,
인클로저 안으로 상기 Ni-도금 강 시트 또는 스트립을 가져오는 단계,
상기 인클로저의 내용물을 가열하는 단계,
상기 인클로저 안으로 그래핀 전구체를 공급하는 단계,
상기 강 시트 또는 스트립을 냉각시키는 단계,
상기 강 시트 또는 스트립에서 플레이트들 또는 디스크들을 자르는 단계, 및
상기 강 시트 또는 스트립 또는 여기서 잘라낸 상기 플레이트들 및 디스크들 중 적어도 하나에 드로잉 윤활제를 도포하지 않고 상기 플레이트들 또는 디스크들에 드로잉 작업을 수행하는 단계를 포함하는, 방법. - 제 15 항에 있어서,
그래핀계 코팅층의 피착 후에 강 시트 또는 스트립의 조질을 압연하는 단계를 포함하는, 방법.
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| WO2022162120A1 (en) * | 2021-01-28 | 2022-08-04 | Tata Steel Nederland Technology B.V. | Method for manufacturing a steel strip or sheet for a battery case and battery case made therefrom |
| US12385129B2 (en) | 2022-06-22 | 2025-08-12 | Richard Tracy McDaniel | Graphene vapor deposition system and process |
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