KR101734840B1 - 내굴곡성이 우수한 이차전지용 전해동박 및 그의 제조방법 - Google Patents
내굴곡성이 우수한 이차전지용 전해동박 및 그의 제조방법 Download PDFInfo
- Publication number
- KR101734840B1 KR101734840B1 KR1020160150362A KR20160150362A KR101734840B1 KR 101734840 B1 KR101734840 B1 KR 101734840B1 KR 1020160150362 A KR1020160150362 A KR 1020160150362A KR 20160150362 A KR20160150362 A KR 20160150362A KR 101734840 B1 KR101734840 B1 KR 101734840B1
- Authority
- KR
- South Korea
- Prior art keywords
- copper foil
- electrolytic copper
- toc
- electrolytic
- cobalt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 141
- 239000011889 copper foil Substances 0.000 title claims abstract description 129
- 238000004519 manufacturing process Methods 0.000 title abstract description 24
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 37
- 239000010941 cobalt Substances 0.000 claims abstract description 37
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 37
- 229910052785 arsenic Inorganic materials 0.000 claims abstract description 36
- 238000007747 plating Methods 0.000 claims abstract description 31
- 239000010949 copper Substances 0.000 claims abstract description 14
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000007773 negative electrode material Substances 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 24
- 238000009713 electroplating Methods 0.000 claims description 17
- 238000012360 testing method Methods 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000006183 anode active material Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 2
- 239000000654 additive Substances 0.000 abstract description 9
- 239000003792 electrolyte Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 21
- 230000000052 comparative effect Effects 0.000 description 20
- 239000011149 active material Substances 0.000 description 16
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 230000000704 physical effect Effects 0.000 description 8
- 238000007600 charging Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 7
- 239000008151 electrolyte solution Substances 0.000 description 7
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 6
- 229910001431 copper ion Inorganic materials 0.000 description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000001095 inductively coupled plasma mass spectrometry Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- AWFYPPSBLUWMFQ-UHFFFAOYSA-N 2-[5-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-1,3,4-oxadiazol-2-yl]-1-(1,4,6,7-tetrahydropyrazolo[4,3-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1=NN=C(O1)CC(=O)N1CC2=C(CC1)NN=C2 AWFYPPSBLUWMFQ-UHFFFAOYSA-N 0.000 description 1
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- 229910000978 Pb alloy Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- FHKPLLOSJHHKNU-INIZCTEOSA-N [(3S)-3-[8-(1-ethyl-5-methylpyrazol-4-yl)-9-methylpurin-6-yl]oxypyrrolidin-1-yl]-(oxan-4-yl)methanone Chemical compound C(C)N1N=CC(=C1C)C=1N(C2=NC=NC(=C2N=1)O[C@@H]1CN(CC1)C(=O)C1CCOCC1)C FHKPLLOSJHHKNU-INIZCTEOSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- ALKZAGKDWUSJED-UHFFFAOYSA-N dinuclear copper ion Chemical compound [Cu].[Cu] ALKZAGKDWUSJED-UHFFFAOYSA-N 0.000 description 1
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910000457 iridium oxide Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
- C25D1/04—Wires; Strips; Foils
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/38—Electroplating: Baths therefor from solutions of copper
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0438—Processes of manufacture in general by electrochemical processing
- H01M4/045—Electrochemical coating; Electrochemical impregnation
- H01M4/0452—Electrochemical coating; Electrochemical impregnation from solutions
-
- 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
- H01M4/134—Electrodes based on metals, Si 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1395—Processes of manufacture of electrodes based on metals, Si 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
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
-
- 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
-
- Y02E60/12—
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- Y02P70/54—
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
본 발명에 따른 이차전지용 전해동박은 TOC(Total organic carbon), 코발트 및 비소가 포함된 도금액에서 드럼을 이용하여 제조되며, 음극활물질이 코팅된 이차전지용 전해동박으로, 상기 전해동박에 함유된 TOC와 코발트 및 비소의 비율은 하기 식 1에 따른다.
[식 1] TOC / (코발트+비소) = 1.30 ~ 1.55
Description
도 2는 본 발명의 일 실시예에 의한 드럼을 이용하여 전해동박을 제조하는 단계를 나타낸 도면이다.
대분류 | 소분류 | 단위 | 전지구성 |
셀 (Cell) 설계 |
사이즈 | ㎜ | 34 X 50 |
용량 | mAh | 487 | |
전류 밀도 | mAh/㎠ | 3.06 | |
N/P 비율(ratio) | - | 1.10 | |
양극 |
활물질 | - | LCO |
조성 | 활물질 : 도전재 : 바인더 |
92 : 4 : 4 | |
L/L | ㎎/㎠ | 21.72 | |
합제밀도 | g/㎤ | 3.0 | |
음극 |
활물질 | - | 그라파이트 (Natural graphite) |
조성 | 활물질 : 증점재 : 바인더 | 96 : 2 : 2 | |
L/L | ㎎/㎠ | 9.00 | |
합제밀도 | g/㎤ | 1.50 | |
세퍼레이터 (Separator) |
재질 | - | PE |
두께 | ㎛ | 16 | |
전해액 |
염 (Salt) | - | 1.0M LiPF6 |
용매 (Solvent) | - | EC:EMC=3:7 | |
첨가제 (Additive) | - | VC 3% | |
액량 | ∝ | 2.0 |
구분 | 두께(㎛) | 상온 인장강도 |
상온 연신율 |
실시예 1 | 4 | 43.7 | 3.2 |
실시예 2 | 6 | 42.3 | 7.2 |
실시예 3 | 6 | 35.2 | 7.8 |
실시예 4 | 8 | 45.3 | 7.5 |
실시예 5 | 8 | 31.8 | 11.8 |
실시예 6 | 10 | 41.3 | 11.8 |
실시예 7 | 10 | 33.6 | 11.9 |
실시예 8 | 10 | 49.2 | 10.5 |
실시예 9 | 12 | 33.4 | 18 |
비교예 1 | 6 | 35.1 | 6.2 |
비교예 2 | 8 | 34.4 | 11.0 |
비교예 3 | 10 | 33.0 | 12.4 |
비교예 4 | 6 | 66.2 | 2.8 |
구분 | MIT 테스트 횟수 | 300 사이클 후 전지수명 |
TOC 농도 | 동박을 녹인후 TOC/(Co+As) 농도 비율 |
실시예 1 | 120 | 88.3 | 340 | 1.45 |
실시예 2 | 200 | 88.4 | 220 | 1.43 |
실시예 3 | 111 | 88.5 | 101 | 1.35 |
실시예 4 | 168 | 87.8 | 1050 | 1.47 |
실시예 5 | 130 | 88.1 | 110 | 1.30 |
실시예 6 | 150 | 88.2 | 640 | 1.40 |
실시예 7 | 129 | 88.6 | 460 | 1.39 |
실시예 8 | 250 | 87.4 | 320 | 1.54 |
실시예 9 | 110 | 87.1 | 110 | 1.45 |
비교예 1 | 88 | 82.9 (파단 내지 박리) |
83 | 1.11 |
비교예 2 | 87 | 85.4 (파단 내지 박리) |
98 | 1.21 |
비교예 3 | 86 | 81.8 (파단 내지 박리) |
72 | 1.15 |
비교예 4 | 90 | 82.6 (파단 내지 박리) |
54 | 1.27 |
Claims (14)
- TOC(Total organic carbon), 코발트 및 비소가 포함된 도금액에서 드럼을 이용하여 제조되며, 음극활물질이 코팅된 이차전지용 전해동박으로,
상기 전해동박에 함유된 TOC와 코발트 및 비소의 비율은 하기 식 1에 따르는 이차전지용 전해동박.
[식 1] TOC / (코발트+비소) = 1.30 ~ 1.55 - 제 1항에 있어서,
상기 전해동박은 MIT 굴곡성 테스트에서의 굴곡 횟수가 110회 이상인 이차전지용 전해동박. - 제 1항에 있어서,
상기 도금액 중에 포함된 TOC의 농도는 100ppm 이상인 이차전지용 전해동박. - 제 1항에 있어서,
상기 전해동박은 상기 드럼과 직접 접하는 일면과, 상기 일면의 반대면인 타면으로 이루어지고,
상기 일면 및 타면의 Rz 조도는 2.0㎛ 이하인 이차전지용 전해동박. - 제 1항에 있어서,
상기 전해동박의 인장강도는 30kgf/mm2 내지 51kgf/mm2인 이차전지용 전해동박. - 제 1항에 있어서,
상기 전해동박의 연신율은 2% 내지 15%인 이차전지용 전해동박. - 제 1항에 있어서,
상기 전해동박의 두께는 4㎛ 내지 10㎛인 이차전지용 전해동박. - (1) 구리, TOC, 코발트 및 비소가 포함된 도금액을 준비하는 단계;
(2) 온도가 30℃ 내지 70℃인 조건에서 전류밀도 30ASD 내지 150ASD를 가하고, 드럼을 이용하여 전해도금을 수행하는 단계; 및
(3) 상기 전해도금에 의하여 형성된 전해동박에 음극활물질을 코팅하는 단계;를 포함하고,
상기 전해동박에 함유된 TOC와 코발트 및 비소의 비율은 하기 식 1에 따르는 이차전지용 전해동박의 제조방법.
[식 1] TOC / (코발트+비소) = 1.30 ~ 1.55 - 제 8항에 있어서,
상기 전해동박은 MIT 굴곡성 테스트에서의 굴곡 횟수가 110회 이상인 이차전지용 전해동박의 제조방법. - 제 8항에 있어서,
상기 도금액 중에 포함된 TOC의 농도는 100ppm 이상인 이차전지용 전해동박의 제조방법. - 제 8항에 있어서,
상기 단계 (2)를 통한 전해도금에 의하여 형성된 전해동박은 상기 드럼과 접하는 일면과, 상기 일면의 반대면인 타면으로 이루어지고,
상기 일면 및 타면의 Rz 조도는 2.0㎛ 이하인 이차전지용 전해동박의 제조방법. - 제 8항에 있어서,
상기 전해동박의 인장강도는 30kgf/mm2 내지 51kgf/mm2인 이차전지용 전해동박의 제조방법. - 제 8항에 있어서,
상기 전해동박의 연신율은 2% 내지 15%인 이차전지용 전해동박의 제조방법. - 제 8항에 있어서,
상기 전해동박의 두께는 4㎛ 내지 10㎛인 이차전지용 전해동박의 제조방법.
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020160150362A KR101734840B1 (ko) | 2016-11-11 | 2016-11-11 | 내굴곡성이 우수한 이차전지용 전해동박 및 그의 제조방법 |
EP17870502.6A EP3540836A4 (en) | 2016-11-11 | 2017-03-28 | ELECTROLYTIC COPPER SHEET FOR SECONDARY BATTERY HAVING EXCELLENT BENDING RESISTANCE AND METHOD FOR PRODUCING SAME |
US16/343,553 US11142838B2 (en) | 2016-11-11 | 2017-03-28 | Electrolytic copper foil for secondary battery, having enhanced flexural resistance, and method for producing the same |
CN201780068852.6A CN109923714B (zh) | 2016-11-11 | 2017-03-28 | 具有优异耐弯性的二次电池用电解铜箔、及其生产方法 |
JP2019524213A JP7061120B2 (ja) | 2016-11-11 | 2017-03-28 | 耐屈曲性に優れた二次電池用電解銅箔及びその製造方法 |
PCT/KR2017/003374 WO2018088645A1 (ko) | 2016-11-11 | 2017-03-28 | 내굴곡성이 우수한 이차전지용 전해동박 및 그의 제조방법 |
TW106114283A TWI614933B (zh) | 2016-11-11 | 2017-04-28 | 用於具有優異之可撓性電阻之二次電池的電解銅箔及製造彼之方法 |
US17/228,769 US11629422B2 (en) | 2016-11-11 | 2021-04-13 | Electrolytic copper foil for secondary battery, having enhanced flexural resistance, and method for producing same |
JP2021210123A JP7572129B2 (ja) | 2016-11-11 | 2021-12-24 | 耐屈曲性に優れた二次電池用電解銅箔及びその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020160150362A KR101734840B1 (ko) | 2016-11-11 | 2016-11-11 | 내굴곡성이 우수한 이차전지용 전해동박 및 그의 제조방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR101734840B1 true KR101734840B1 (ko) | 2017-05-15 |
Family
ID=58739641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020160150362A Active KR101734840B1 (ko) | 2016-11-11 | 2016-11-11 | 내굴곡성이 우수한 이차전지용 전해동박 및 그의 제조방법 |
Country Status (7)
Country | Link |
---|---|
US (2) | US11142838B2 (ko) |
EP (1) | EP3540836A4 (ko) |
JP (2) | JP7061120B2 (ko) |
KR (1) | KR101734840B1 (ko) |
CN (1) | CN109923714B (ko) |
TW (1) | TWI614933B (ko) |
WO (1) | WO2018088645A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210101524A (ko) * | 2020-02-10 | 2021-08-19 | 에스케이넥실리스 주식회사 | 이차전지용 동박 및 그것의 제조 방법 |
WO2024122927A1 (ko) * | 2022-12-06 | 2024-06-13 | 에스케이넥실리스 주식회사 | 고강도 고연신 동박, 그것을 포함하는 전극, 그것을 포함하는 이차전지, 및 그것의 제조방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111610181A (zh) * | 2020-06-05 | 2020-09-01 | 多氟多新能源科技有限公司 | 一种铜箔铬元素含量的定量检测方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101500545B1 (ko) | 2006-08-02 | 2015-03-09 | 소니 가부시끼가이샤 | 부극 및 2차 전지 |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE789715A (fr) * | 1971-10-08 | 1973-02-01 | Yates Industries | Traitement de feuilles de cuivre en plusieurs couches |
TW432124B (en) * | 1996-05-13 | 2001-05-01 | Mitsui Mining & Amp Smelting C | Electrolytic copper foil with high post heat tensile strength and its manufacturing method |
US7306662B2 (en) * | 2006-05-11 | 2007-12-11 | Lam Research Corporation | Plating solution for electroless deposition of copper |
JP2004263296A (ja) * | 2003-02-12 | 2004-09-24 | Furukawa Techno Research Kk | ファインパターンプリント配線用銅箔とその製造方法 |
JP2005353919A (ja) * | 2004-06-11 | 2005-12-22 | Hitachi Cable Ltd | プリント配線板用銅箔の表面粗化処理方法 |
DE602005026333D1 (de) * | 2005-01-25 | 2011-03-24 | Nippon Mining Co | Kupferelektrolyselösung mit einer verbindung mit speziellem gerüst als additiv und daraus hergestelltes elektrolytkupferblech |
TWI396779B (zh) * | 2005-02-21 | 2013-05-21 | Copper foil and its manufacturing method, and flexible printed circuit board | |
JP2007117465A (ja) | 2005-10-28 | 2007-05-17 | Sharp Corp | 集塵器およびそれを備えた電気掃除機 |
JP4712759B2 (ja) * | 2006-06-07 | 2011-06-29 | 古河電気工業株式会社 | 表面処理電解銅箔及びその製造方法、並びに回路基板 |
TWI414638B (zh) * | 2006-06-07 | 2013-11-11 | Furukawa Electric Co Ltd | A method for manufacturing a surface-treated electrolytic copper foil, and a circuit board |
KR101108911B1 (ko) * | 2007-04-20 | 2012-01-31 | 제이엑스 닛코 닛세키 킨조쿠 가부시키가이샤 | 리튬 2차 전지용 전해 구리박 및 그 구리박의 제조 방법 |
JP5128695B2 (ja) * | 2010-06-28 | 2013-01-23 | 古河電気工業株式会社 | 電解銅箔、リチウムイオン二次電池用電解銅箔、該電解銅箔を用いたリチウムイオン二次電池用電極、該電極を使用したリチウムイオン二次電池 |
WO2012091060A1 (ja) * | 2010-12-27 | 2012-07-05 | 古河電気工業株式会社 | リチウムイオン二次電池、その二次電池用電極、その二次電池の電極用電解銅箔 |
JP5074611B2 (ja) * | 2011-03-30 | 2012-11-14 | Jx日鉱日石金属株式会社 | 二次電池負極集電体用電解銅箔及びその製造方法 |
WO2013002279A1 (ja) * | 2011-06-30 | 2013-01-03 | 古河電気工業株式会社 | 電解銅箔、該電解銅箔の製造方法及び該電解銅箔を集電体とするリチウムイオン二次電池 |
EP2660359A4 (en) * | 2011-07-29 | 2015-08-05 | Furukawa Electric Co Ltd | COPPER-BASED ELECTROLYTIC ALLOY SHEET, PROCESS FOR PRODUCTION THEREOF, ELECTROLYTIC SOLUTION USED FOR ITS PRODUCTION, NEGATIVE ELECTRODE COLLECTOR FOR SECONDARY BATTERIES USING SAME, SECONDARY BATTERY, AND SECONDARY BATTERY ELECTRODE |
CN102337566A (zh) * | 2011-10-28 | 2012-02-01 | 广东嘉元科技股份有限公司 | 新能源动力电池用超薄电解铜箔的制造方法 |
JP5722813B2 (ja) * | 2012-03-02 | 2015-05-27 | Jx日鉱日石金属株式会社 | 電解銅箔及び二次電池用負極集電体 |
JP5718476B2 (ja) | 2012-06-27 | 2015-05-13 | 古河電気工業株式会社 | リチウムイオン二次電池用電解銅箔、リチウムイオン二次電池の負極電極及びリチウムイオン二次電池 |
JP5698196B2 (ja) * | 2012-08-17 | 2015-04-08 | Jx日鉱日石金属株式会社 | 電解銅箔、並びにこれを用いた二次電池集電体及び二次電池 |
KR20140034698A (ko) * | 2012-09-12 | 2014-03-20 | 주식회사 두산 | 동박의 표면처리 방법 및 그 방법으로 표면처리된 동박 |
KR20140124402A (ko) * | 2012-11-26 | 2014-10-24 | 제이엑스 닛코 닛세키 킨조쿠 가부시키가이샤 | 표면 처리 전해 동박, 적층판, 및 프린트 배선판 |
WO2014119582A1 (ja) * | 2013-01-29 | 2014-08-07 | 古河電気工業株式会社 | 電解銅箔、該電解銅箔を用いたリチウムイオン二次電池用電極、該電極を用いたリチウムイオン二次電池 |
WO2014119583A1 (ja) * | 2013-01-29 | 2014-08-07 | 古河電気工業株式会社 | 電解銅箔、該電解銅箔を用いた電池用集電体、該集電体を用いた二次電池用電極、該電極を用いた二次電池 |
JP6246486B2 (ja) * | 2013-04-03 | 2017-12-13 | Jx金属株式会社 | キャリア付銅箔及びその製造方法、銅張積層板の製造方法及びプリント配線板の製造方法 |
JP5889443B2 (ja) * | 2013-08-01 | 2016-03-22 | 古河電気工業株式会社 | プリント配線基板用銅箔 |
CN103590077B (zh) * | 2013-11-19 | 2016-09-28 | 华纳国际(铜陵)电子材料有限公司 | 用于印制电路板及锂离子二次电池的电解铜箔的制造方法 |
CN103643265B (zh) * | 2013-12-25 | 2016-05-25 | 昆明理工大学 | 电沉积Cu-W-Co合金镀层的电镀液及其方法 |
CN104805478A (zh) * | 2014-01-29 | 2015-07-29 | 金居开发铜箔股份有限公司 | 负极集电体用电解铜箔及其制造方法 |
KR101737028B1 (ko) * | 2014-07-10 | 2017-05-17 | 엘에스엠트론 주식회사 | 전해 동박의 제조 방법 |
JP5916904B1 (ja) | 2015-01-07 | 2016-05-11 | 古河電気工業株式会社 | 電解銅箔、リチウムイオン二次電池用負極電極及びリチウムイオン二次電池並びにリジッドプリント配線板及びフレキシブルプリント配線板 |
EP3067442A1 (en) * | 2015-03-09 | 2016-09-14 | Iljin Materials Co., Ltd. | Electrolytic copper foil, electric component and battery including the same |
CN105274592A (zh) * | 2015-11-30 | 2016-01-27 | 华南理工大学 | 一种三组分酸性光亮镀铜添加剂及其在电镀工艺和电解铜箔制造工艺中的应用 |
CN105603480B (zh) * | 2016-03-02 | 2019-01-01 | 山东天和压延铜箔有限公司 | 压延铜箔的黑色表面处理方法 |
-
2016
- 2016-11-11 KR KR1020160150362A patent/KR101734840B1/ko active Active
-
2017
- 2017-03-28 WO PCT/KR2017/003374 patent/WO2018088645A1/ko unknown
- 2017-03-28 EP EP17870502.6A patent/EP3540836A4/en active Pending
- 2017-03-28 CN CN201780068852.6A patent/CN109923714B/zh active Active
- 2017-03-28 JP JP2019524213A patent/JP7061120B2/ja active Active
- 2017-03-28 US US16/343,553 patent/US11142838B2/en active Active
- 2017-04-28 TW TW106114283A patent/TWI614933B/zh active
-
2021
- 2021-04-13 US US17/228,769 patent/US11629422B2/en active Active
- 2021-12-24 JP JP2021210123A patent/JP7572129B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101500545B1 (ko) | 2006-08-02 | 2015-03-09 | 소니 가부시끼가이샤 | 부극 및 2차 전지 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210101524A (ko) * | 2020-02-10 | 2021-08-19 | 에스케이넥실리스 주식회사 | 이차전지용 동박 및 그것의 제조 방법 |
KR102827764B1 (ko) | 2020-02-10 | 2025-06-30 | 에스케이넥실리스 주식회사 | 이차전지용 동박 및 그것의 제조 방법 |
WO2024122927A1 (ko) * | 2022-12-06 | 2024-06-13 | 에스케이넥실리스 주식회사 | 고강도 고연신 동박, 그것을 포함하는 전극, 그것을 포함하는 이차전지, 및 그것의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
EP3540836A1 (en) | 2019-09-18 |
JP7061120B2 (ja) | 2022-04-27 |
CN109923714B (zh) | 2022-06-14 |
WO2018088645A1 (ko) | 2018-05-17 |
JP2020502728A (ja) | 2020-01-23 |
JP7572129B2 (ja) | 2024-10-23 |
CN109923714A (zh) | 2019-06-21 |
TW201818594A (zh) | 2018-05-16 |
US11142838B2 (en) | 2021-10-12 |
US11629422B2 (en) | 2023-04-18 |
TWI614933B (zh) | 2018-02-11 |
JP2022050471A (ja) | 2022-03-30 |
US20190316266A1 (en) | 2019-10-17 |
EP3540836A4 (en) | 2020-05-13 |
US20210230761A1 (en) | 2021-07-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11508967B2 (en) | Electrolytic copper foil for secondary battery and method for producing the same | |
US11749794B2 (en) | Electrolytic copper foil for secondary battery and method for producing the same | |
JP7572129B2 (ja) | 耐屈曲性に優れた二次電池用電解銅箔及びその製造方法 | |
JP7320586B2 (ja) | 低温物性が優れた二次電池用電解銅箔及びその製造方法 | |
KR101755203B1 (ko) | 이차전지용 전해동박 및 그의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20161111 |
|
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20170306 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20161111 Comment text: Patent Application |
|
PA0302 | Request for accelerated examination |
Patent event date: 20170306 Patent event code: PA03022R01D Comment text: Request for Accelerated Examination Patent event date: 20161111 Patent event code: PA03021R01I Comment text: Patent Application |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20170427 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20170504 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20170508 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20200326 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20210329 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20230315 Start annual number: 7 End annual number: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20240320 Start annual number: 8 End annual number: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20250317 Start annual number: 9 End annual number: 9 |