KR100508570B1 - 전극 활물질 슬러리 제조시의 분산제 조성 및 그 이용 - Google Patents
전극 활물질 슬러리 제조시의 분산제 조성 및 그 이용 Download PDFInfo
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- KR100508570B1 KR100508570B1 KR10-2003-0021680A KR20030021680A KR100508570B1 KR 100508570 B1 KR100508570 B1 KR 100508570B1 KR 20030021680 A KR20030021680 A KR 20030021680A KR 100508570 B1 KR100508570 B1 KR 100508570B1
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- Prior art keywords
- active material
- electrode active
- negative electrode
- dispersant
- material slurry
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- 239000002270 dispersing agent Substances 0.000 title claims abstract description 33
- 239000002002 slurry Substances 0.000 title claims abstract description 28
- 239000011149 active material Substances 0.000 title description 10
- 239000007773 negative electrode material Substances 0.000 claims abstract description 31
- 229920000642 polymer Polymers 0.000 claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011230 binding agent Substances 0.000 claims abstract description 16
- 239000002562 thickening agent Substances 0.000 claims abstract description 16
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 14
- 239000002174 Styrene-butadiene Substances 0.000 claims abstract description 11
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 11
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 10
- 239000002736 nonionic surfactant Substances 0.000 claims abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 6
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000002952 polymeric resin Substances 0.000 claims abstract description 5
- 239000011115 styrene butadiene Substances 0.000 claims abstract description 5
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 5
- -1 alkylaryl formaldehyde Chemical compound 0.000 claims description 25
- 239000002033 PVDF binder Substances 0.000 claims description 17
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 17
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 12
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 11
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 11
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 6
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 6
- 239000000194 fatty acid Substances 0.000 claims description 6
- 229930195729 fatty acid Natural products 0.000 claims description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- 150000004665 fatty acids Chemical class 0.000 claims description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Natural products O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 4
- 235000011187 glycerol Nutrition 0.000 claims description 4
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 2
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims description 2
- 150000003973 alkyl amines Chemical class 0.000 claims description 2
- 125000002877 alkyl aryl group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 229930182478 glucoside Natural products 0.000 claims description 2
- 150000008131 glucosides Chemical class 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000000600 sorbitol Substances 0.000 claims description 2
- BVTJGGGYKAMDBN-UHFFFAOYSA-N Dioxetane Chemical compound C1COO1 BVTJGGGYKAMDBN-UHFFFAOYSA-N 0.000 claims 1
- 150000003949 imides Chemical class 0.000 claims 1
- 229920001451 polypropylene glycol Polymers 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 abstract description 17
- 239000006258 conductive agent Substances 0.000 abstract description 6
- 229920002678 cellulose Polymers 0.000 abstract description 5
- 239000004925 Acrylic resin Substances 0.000 abstract 1
- 239000012461 cellulose resin Substances 0.000 abstract 1
- 239000007772 electrode material Substances 0.000 description 15
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 11
- 239000001768 carboxy methyl cellulose Substances 0.000 description 10
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 10
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 10
- 229940105329 carboxymethylcellulose Drugs 0.000 description 10
- 239000011267 electrode slurry Substances 0.000 description 10
- 230000007423 decrease Effects 0.000 description 9
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000004570 mortar (masonry) Substances 0.000 description 5
- 239000006229 carbon black Substances 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 229920000609 methyl cellulose Polymers 0.000 description 3
- 239000001923 methylcellulose Substances 0.000 description 3
- 235000010981 methylcellulose Nutrition 0.000 description 3
- 229920000058 polyacrylate Polymers 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920000896 Ethulose Polymers 0.000 description 2
- 239000001859 Ethyl hydroxyethyl cellulose Substances 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 239000003093 cationic surfactant Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 235000019326 ethyl hydroxyethyl cellulose Nutrition 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 2
- 229940071676 hydroxypropylcellulose Drugs 0.000 description 2
- 239000011255 nonaqueous electrolyte Substances 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 238000000935 solvent evaporation Methods 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- QMGYPNKICQJHLN-UHFFFAOYSA-M Carboxymethylcellulose cellulose carboxymethyl ether Chemical compound [Na+].CC([O-])=O.OCC(O)C(O)C(O)C(O)C=O QMGYPNKICQJHLN-UHFFFAOYSA-M 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 239000002280 amphoteric surfactant Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical class C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000002388 carbon-based active material Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000002801 charged material Substances 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000010559 graft polymerization reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000582 polyisocyanurate Polymers 0.000 description 1
- 239000011495 polyisocyanurate Substances 0.000 description 1
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
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
- 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
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- 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
- H01M4/60—Selection of substances as active materials, active masses, active liquids of organic compounds
-
- 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
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
- H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
-
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
-
- 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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (7)
- a) 리튬 이온이 흡장,탈리 가능한 탄소계 음극 활물질;b) 도전재c) 스티렌-부타디엔계 고분자 수지를 포함하는 결착제d) 셀룰로우즈계 또는 아크릴레이트계 수지를 포함하는 증점제e) 표면흡착 가능한 고분자 주쇄와 비이온성 계면활성제 특성을 갖는 측쇄를 포함하는 분산제f) 물을 포함하는 리튬 2차 전지용 음극 활물질 슬러리.
- 제1항에 있어서, 상기 분산제의 함량은 음극 활물질 슬러리(고형분) 총 중량에 대해 0.01 중량% ~ 10 중량%인 것이 특징이 음극 활물질 슬러리.
- 제1항에 있어서, 상기 분산제 중 고분자 주쇄는 폴리메틸메타크릴레이트(polymethylmethacrylate, PMMA) 또는 폴리불화비닐리덴(PVdF)인 것이 특징인 음극 활물질 슬러리.
- 제1항에 있어서, 상기 분산제 중 비이온성 계면활성제 특성을 갖는 측쇄는알킬 및 알킬아릴 폴리옥시에틸렌에테르, 알킬아릴포름알데히드축합 폴리옥시에틸렌에테르, 폴리옥시프로필렌을 친유기로 하는 블록폴리머, 글리세린에스테르의 폴리옥시에틸렌에테르, 솔비탄 에스테르의 폴리 옥시에틸렌에테르, 솔비톨 에스테르의 폴리옥시에틸렌에테르, 폴리에틸렌글리콜지방산에스테르, 글리세린에스테르, 솔비탄에스테르, 프로필렌글리콜에스테르, 슈가에스테르, 지방산알카놀아미드, 폴리옥시에틸렌지방산아미드, 폴리옥시에틸렌 알킬아민, 아민옥사이드, 알코올 에톡시레이트(alcohol ethoxylates), 폴리 에틸렌 옥사이드(PEO계), 알킬 페놀 에톡시레이트(alkyl phenol ethoxylates), 지방 아민 에톡시레이트(fatty amine ethoxylates), 글루코사이드(glucosides), 에틸렌 옥사이드-프로필렌 옥사이드 중합체(ethylene oxide-propylene oxide copolymers), 알카놀 아미드(alkanolamides)로 구성된 군에서 1종 이상 선택된 것이 특징인 음극 활물질 슬러리.
- 제1항에 있어서, 상기 분산제는 폴리 메틸메타크릴레이트와 폴리 에틸렌 옥사이드의 공중합체인 것이 특징인 음극 활물질 슬러리.
- 제1항에 있어서, 분산제의 중량평균분자량은 10,000 ~ 30,000 인 것이 특징인 음극 활물질 슬러리
- 제1항 내지 제6항 중 어느 한 항의 음극 활물질 슬러리를 포함하여 제조된 리튬 2차 전지.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0021680A KR100508570B1 (ko) | 2003-04-07 | 2003-04-07 | 전극 활물질 슬러리 제조시의 분산제 조성 및 그 이용 |
EP04725552.6A EP1611628B1 (en) | 2003-04-07 | 2004-04-02 | The constitution of the dispersant in the preparation of the electrode active material slurry and the use of the dispersant |
PCT/KR2004/000765 WO2004091017A1 (en) | 2003-04-07 | 2004-04-02 | The constitution of the dispersant in the preparation of the electrode active material slurry and the use of the dispersant |
JP2005518460A JP4468306B2 (ja) | 2003-04-07 | 2004-04-02 | 電極活物質スラリー製造時の分散剤組成及びその利用 |
US10/551,946 US7862929B2 (en) | 2003-04-07 | 2004-04-02 | Constitution of the dispersant in the preparation of the electrode active material slurry and the use of the dispersant |
CNB2004800086581A CN100409470C (zh) | 2003-04-07 | 2004-04-02 | 制备电极活性物质浆料时的分散剂组成及其应用 |
Applications Claiming Priority (1)
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- 2003-04-07 KR KR10-2003-0021680A patent/KR100508570B1/ko active IP Right Grant
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- 2004-04-02 JP JP2005518460A patent/JP4468306B2/ja not_active Expired - Lifetime
- 2004-04-02 EP EP04725552.6A patent/EP1611628B1/en not_active Expired - Lifetime
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101166019B1 (ko) * | 2010-04-30 | 2012-07-19 | 삼성에스디아이 주식회사 | 도전제, 이를 포함하는 리튬 이차 전지 양극용 슬러리 조성물 및 이를 포함하는 리튬 이차 전지 |
WO2015093904A1 (ko) * | 2013-12-19 | 2015-06-25 | 주식회사 엘지화학 | 전극 활물질 슬러리의 제조방법 및 그 방법에 의해 제조된 전극 활물질 슬러리 |
US10211458B2 (en) | 2013-12-19 | 2019-02-19 | Lg Chem, Ltd. | Method for preparing electrode active material slurry, and electrode active material slurry prepared by method |
KR20170085123A (ko) * | 2014-12-19 | 2017-07-21 | 도요타 지도샤(주) | 비수 전해질 이차 전지의 제조 방법 및 비수 전해질 이차 전지 |
KR101934440B1 (ko) | 2014-12-19 | 2019-01-03 | 도요타 지도샤(주) | 비수 전해질 이차 전지의 제조 방법 및 비수 전해질 이차 전지 |
Also Published As
Publication number | Publication date |
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JP4468306B2 (ja) | 2010-05-26 |
KR20040087656A (ko) | 2004-10-15 |
WO2004091017A1 (en) | 2004-10-21 |
US20060257738A1 (en) | 2006-11-16 |
EP1611628B1 (en) | 2014-01-01 |
EP1611628A4 (en) | 2009-07-01 |
CN1768439A (zh) | 2006-05-03 |
CN100409470C (zh) | 2008-08-06 |
EP1611628A1 (en) | 2006-01-04 |
JP2006516795A (ja) | 2006-07-06 |
US7862929B2 (en) | 2011-01-04 |
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