CA3227840A1 - Electrode for electrochemical device comprising dry electrode film and method for manufacturing same - Google Patents

Electrode for electrochemical device comprising dry electrode film and method for manufacturing same Download PDF

Info

Publication number: CA3227840A1
Authority: CA; Canada
Prior art keywords: electrode; dry; binder resin; crystallinity; electrochemical device
Prior art date: 2021-08-06
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.): Pending

Application number

CA3227840A

Other languages

English (en)

French (fr)

Inventor

Seong-Wook Kang

Jae-Sung Han

Dong-Mok Shin

Dong-Oh Shin

Kyung-Hwan Yoon

Kwang-Ho Yoo

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

LG Energy Solution Ltd

Original Assignee

LG Energy Solution Ltd

Priority date (The priority date 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 date listed.)

2021-08-06

Filing date

2022-08-04

Publication date

2023-02-09

2022-08-04 Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd

2023-02-09 Publication of CA3227840A1 publication Critical patent/CA3227840A1/en

Status Pending legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 87
238000004519 manufacturing process Methods 0.000 title claims abstract description 69
239000011230 binding agent Substances 0.000 claims abstract description 128
239000011347 resin Substances 0.000 claims abstract description 90
229920005989 resin Polymers 0.000 claims abstract description 90
239000011812 mixed powder Substances 0.000 claims abstract description 61
238000004898 kneading Methods 0.000 claims abstract description 41
239000000203 mixture Substances 0.000 claims description 109
229920001343 polytetrafluoroethylene Polymers 0.000 claims description 32
239000004810 polytetrafluoroethylene Substances 0.000 claims description 32
239000007772 electrode material Substances 0.000 claims description 31
238000003490 calendering Methods 0.000 claims description 27
239000004020 conductor Substances 0.000 claims description 25
-1 polytetrafluoroethylene Polymers 0.000 claims description 20
238000010298 pulverizing process Methods 0.000 claims description 17
238000003475 lamination Methods 0.000 claims description 13
239000002904 solvent Substances 0.000 claims description 13
239000002033 PVDF binder Substances 0.000 claims description 9
229910052744 lithium Inorganic materials 0.000 claims description 9
229920002981 polyvinylidene fluoride Polymers 0.000 claims description 9
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 6
229920000098 polyolefin Polymers 0.000 claims description 5
239000011255 nonaqueous electrolyte Substances 0.000 claims description 3
230000008569 process Effects 0.000 abstract description 35
239000004615 ingredient Substances 0.000 abstract description 18
238000004220 aggregation Methods 0.000 abstract description 3
230000002776 aggregation Effects 0.000 abstract description 3
238000000227 grinding Methods 0.000 abstract description 3
239000000470 constituent Substances 0.000 abstract 1
239000010408 film Substances 0.000 description 146
238000002156 mixing Methods 0.000 description 33
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 29
239000002245 particle Substances 0.000 description 22
239000000843 powder Substances 0.000 description 20
239000007774 positive electrode material Substances 0.000 description 17
PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 14
238000002844 melting Methods 0.000 description 13
230000008018 melting Effects 0.000 description 13
238000012545 processing Methods 0.000 description 11
239000000835 fiber Substances 0.000 description 10
229910052759 nickel Inorganic materials 0.000 description 10
230000000052 comparative effect Effects 0.000 description 9
238000000113 differential scanning calorimetry Methods 0.000 description 9
229910052748 manganese Inorganic materials 0.000 description 8
239000011572 manganese Substances 0.000 description 8
229920000642 polymer Polymers 0.000 description 8
238000001035 drying Methods 0.000 description 7
239000011149 active material Substances 0.000 description 6
239000000126 substance Substances 0.000 description 6
239000013078 crystal Substances 0.000 description 5
229910052742 iron Inorganic materials 0.000 description 5
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
238000003825 pressing Methods 0.000 description 5
229910052782 aluminium Inorganic materials 0.000 description 4
229910052799 carbon Inorganic materials 0.000 description 4
230000008859 change Effects 0.000 description 4
238000005336 cracking Methods 0.000 description 4
238000005520 cutting process Methods 0.000 description 4
238000004146 energy storage Methods 0.000 description 4
GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 4
239000000463 material Substances 0.000 description 4
238000002411 thermogravimetry Methods 0.000 description 4
230000015572 biosynthetic process Effects 0.000 description 3
230000015556 catabolic process Effects 0.000 description 3
229910052802 copper Inorganic materials 0.000 description 3
239000010949 copper Substances 0.000 description 3
238000006731 degradation reaction Methods 0.000 description 3
239000000945 filler Substances 0.000 description 3
239000010439 graphite Substances 0.000 description 3
229910002804 graphite Inorganic materials 0.000 description 3
238000011068 loading method Methods 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
229910044991 metal oxide Inorganic materials 0.000 description 3
150000004706 metal oxides Chemical class 0.000 description 3
LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 3
229920000049 Carbon (fiber) Polymers 0.000 description 2
229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
239000000956 alloy Substances 0.000 description 2
229910045601 alloy Inorganic materials 0.000 description 2
229910052796 boron Inorganic materials 0.000 description 2
239000006229 carbon black Substances 0.000 description 2
239000004917 carbon fiber Substances 0.000 description 2
239000003575 carbonaceous material Substances 0.000 description 2
239000011248 coating agent Substances 0.000 description 2
238000000576 coating method Methods 0.000 description 2
150000001875 compounds Chemical class 0.000 description 2
229920001940 conductive polymer Polymers 0.000 description 2
230000000694 effects Effects 0.000 description 2
230000002349 favourable effect Effects 0.000 description 2
239000002657 fibrous material Substances 0.000 description 2
239000002803 fossil fuel Substances 0.000 description 2
229910000625 lithium cobalt oxide Inorganic materials 0.000 description 2
229910021437 lithium-transition metal oxide Inorganic materials 0.000 description 2
VGYDTVNNDKLMHX-UHFFFAOYSA-N lithium;manganese;nickel;oxocobalt Chemical class [Li].[Mn].[Ni].[Co]=O VGYDTVNNDKLMHX-UHFFFAOYSA-N 0.000 description 2
BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 2
URIIGZKXFBNRAU-UHFFFAOYSA-N lithium;oxonickel Chemical compound [Li].[Ni]=O URIIGZKXFBNRAU-UHFFFAOYSA-N 0.000 description 2
238000005259 measurement Methods 0.000 description 2
239000007773 negative electrode material Substances 0.000 description 2
230000000704 physical effect Effects 0.000 description 2
239000011164 primary particle Substances 0.000 description 2
230000002829 reductive effect Effects 0.000 description 2
229910001220 stainless steel Inorganic materials 0.000 description 2
239000010935 stainless steel Substances 0.000 description 2
238000012360 testing method Methods 0.000 description 2
229910052719 titanium Inorganic materials 0.000 description 2
239000010936 titanium Substances 0.000 description 2
229910052723 transition metal Inorganic materials 0.000 description 2
150000003624 transition metals Chemical group 0.000 description 2
229910052725 zinc Inorganic materials 0.000 description 2
239000011701 zinc Substances 0.000 description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
229910000733 Li alloy Inorganic materials 0.000 description 1
229910007969 Li-Co-Ni Inorganic materials 0.000 description 1
229910014143 LiMn2 Inorganic materials 0.000 description 1
229910014549 LiMn204 Inorganic materials 0.000 description 1
229910012954 LiV308 Inorganic materials 0.000 description 1
HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
229910015103 LixWO2 Inorganic materials 0.000 description 1
229910006555 Li—Co—Ni Inorganic materials 0.000 description 1
229920001410 Microfiber Polymers 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
229920000265 Polyparaphenylene Polymers 0.000 description 1
239000004743 Polypropylene Substances 0.000 description 1
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
QDDVNKWVBSLTMB-UHFFFAOYSA-N [Cu]=O.[Li] Chemical compound [Cu]=O.[Li] QDDVNKWVBSLTMB-UHFFFAOYSA-N 0.000 description 1
JVEVIFRPMAXOFM-UHFFFAOYSA-N [Fe].[P]=O Chemical class [Fe].[P]=O JVEVIFRPMAXOFM-UHFFFAOYSA-N 0.000 description 1
KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 description 1
XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical class [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
RLJDSHNOFWICBY-UHFFFAOYSA-N [P]=O.[Fe].[Li] Chemical class [P]=O.[Fe].[Li] RLJDSHNOFWICBY-UHFFFAOYSA-N 0.000 description 1
239000006230 acetylene black Substances 0.000 description 1
229920005822 acrylic binder Polymers 0.000 description 1
230000002411 adverse Effects 0.000 description 1
230000032683 aging Effects 0.000 description 1
238000003915 air pollution Methods 0.000 description 1
229910001420 alkaline earth metal ion Inorganic materials 0.000 description 1
HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
238000000149 argon plasma sintering Methods 0.000 description 1
229910021383 artificial graphite Inorganic materials 0.000 description 1
230000000903 blocking effect Effects 0.000 description 1
239000002041 carbon nanotube Substances 0.000 description 1
229910021393 carbon nanotube Inorganic materials 0.000 description 1
239000006231 channel black Substances 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
239000002131 composite material Substances 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
238000002425 crystallisation Methods 0.000 description 1
230000008025 crystallization Effects 0.000 description 1
230000007547 defect Effects 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
238000009826 distribution Methods 0.000 description 1
150000002019 disulfides Chemical class 0.000 description 1
238000007580 dry-mixing Methods 0.000 description 1
238000003487 electrochemical reaction Methods 0.000 description 1
230000005518 electrochemistry Effects 0.000 description 1
239000003792 electrolyte Substances 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000007667 floating Methods 0.000 description 1
229910052731 fluorine Inorganic materials 0.000 description 1
239000011737 fluorine Substances 0.000 description 1
NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
239000011888 foil Substances 0.000 description 1
239000006232 furnace black Substances 0.000 description 1
229910052733 gallium Inorganic materials 0.000 description 1
229910052732 germanium Inorganic materials 0.000 description 1
239000003365 glass fiber Substances 0.000 description 1
229910052736 halogen Inorganic materials 0.000 description 1
150000002367 halogens Chemical class 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
230000006872 improvement Effects 0.000 description 1
230000002401 inhibitory effect Effects 0.000 description 1
238000010902 jet-milling Methods 0.000 description 1
239000003273 ketjen black Substances 0.000 description 1
238000010030 laminating Methods 0.000 description 1
239000006233 lamp black Substances 0.000 description 1
229910052745 lead Inorganic materials 0.000 description 1
239000011133 lead Substances 0.000 description 1
230000000670 limiting effect Effects 0.000 description 1
239000001989 lithium alloy Substances 0.000 description 1
229910001416 lithium ion Inorganic materials 0.000 description 1
229910002102 lithium manganese oxide Inorganic materials 0.000 description 1
QEXMICRJPVUPSN-UHFFFAOYSA-N lithium manganese(2+) oxygen(2-) Chemical group [O-2].[Mn+2].[Li+] QEXMICRJPVUPSN-UHFFFAOYSA-N 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
238000000691 measurement method Methods 0.000 description 1
239000002905 metal composite material Substances 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
239000003658 microfiber Substances 0.000 description 1
230000000877 morphologic effect Effects 0.000 description 1
229910021382 natural graphite Inorganic materials 0.000 description 1
239000012299 nitrogen atmosphere Substances 0.000 description 1
229910021470 non-graphitizable carbon Inorganic materials 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
229920005569 poly(vinylidene fluoride-co-hexafluoropropylene) Polymers 0.000 description 1
229920001197 polyacetylene Polymers 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
229920005594 polymer fiber Polymers 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
238000010248 power generation Methods 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
239000011369 resultant mixture Substances 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
229910052814 silicon oxide Inorganic materials 0.000 description 1
229910052709 silver Inorganic materials 0.000 description 1
239000004332 silver Substances 0.000 description 1
239000002002 slurry Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000000935 solvent evaporation Methods 0.000 description 1
238000010561 standard procedure Methods 0.000 description 1
238000003860 storage Methods 0.000 description 1
230000035882 stress Effects 0.000 description 1
230000008961 swelling Effects 0.000 description 1
229910052715 tantalum Inorganic materials 0.000 description 1
238000002076 thermal analysis method Methods 0.000 description 1
239000006234 thermal black Substances 0.000 description 1
239000010409 thin film Substances 0.000 description 1
239000004408 titanium dioxide Substances 0.000 description 1
229910001935 vanadium oxide Inorganic materials 0.000 description 1
238000004804 winding Methods 0.000 description 1
239000011787 zinc oxide Substances 0.000 description 1

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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
- 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
- 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
- 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
- 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
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
- 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
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
- 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
General Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Power Engineering (AREA)
Materials Engineering (AREA)
Microelectronics & Electronic Packaging (AREA)
Battery Electrode And Active Subsutance (AREA)
Secondary Cells (AREA)

CA3227840A 2021-08-06 2022-08-04 Electrode for electrochemical device comprising dry electrode film and method for manufacturing same Pending CA3227840A1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
KR20210104169		2021-08-06
KR10-2021-0104169		2021-08-06
PCT/KR2022/011591 WO2023014127A1 (ko)	2021-08-06	2022-08-04	건식 전극 필름을 포함하는 전기화학소자용 전극 및 이의 제조 방법

Publications (1)

Publication Number	Publication Date
CA3227840A1 true CA3227840A1 (en)	2023-02-09

Family

ID=85155919

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA3227840A Pending CA3227840A1 (en)	2021-08-06	2022-08-04	Electrode for electrochemical device comprising dry electrode film and method for manufacturing same

Country Status (5)

Country	Link
JP (1)	JP2024519967A (zh)
KR (1)	KR102661426B1 (zh)
CN (1)	CN117597792A (zh)
CA (1)	CA3227840A1 (zh)
WO (1)	WO2023014127A1 (zh)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS529874B2 (zh) *	1972-05-24	1977-03-18
US20040224229A1 (en) *	2003-05-09	2004-11-11	Mansuetto Michael F.	Alkaline cell with copper oxide cathode
US20050266298A1 (en) *	2003-07-09	2005-12-01	Maxwell Technologies, Inc.	Dry particle based electro-chemical device and methods of making same
ES2835880T3 (es) *	2014-03-10	2021-06-23	Maxwell Lab	Métodos y aparatos para la fibrilación de polímeros bajo un campo eléctrico
EP4016666A1 (en) *	2014-04-18	2022-06-22	Tesla, Inc.	Dry energy storage device electrode and methods of making the same
JP7145600B2 (ja) *	2017-10-10	2022-10-03	日産自動車株式会社	非水電解質二次電池用電極
US11545666B2 (en) *	2018-03-30	2023-01-03	Tesla, Inc.	Compositions and methods for dry electrode films including microparticulate non-fibrillizable binders
KR20210006899A (ko) *	2018-05-14	2021-01-19	맥스웰 테크놀러지스 인코포레이티드	감소된 바인더 함량을 갖는 건식 전극 필름용 조성물 및 방법

2022
- 2022-08-04 WO PCT/KR2022/011591 patent/WO2023014127A1/ko active Application Filing
- 2022-08-04 KR KR1020220097481A patent/KR102661426B1/ko active IP Right Grant
- 2022-08-04 CA CA3227840A patent/CA3227840A1/en active Pending
- 2022-08-04 JP JP2023572196A patent/JP2024519967A/ja active Pending
- 2022-08-04 CN CN202280046692.6A patent/CN117597792A/zh active Pending

Also Published As

Publication number	Publication date
KR20230022129A (ko)	2023-02-14
CN117597792A (zh)	2024-02-23
JP2024519967A (ja)	2024-05-21
KR102661426B1 (ko)	2024-04-26
WO2023014127A1 (ko)	2023-02-09

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