JP2013543221A - リチウム二次電池用正極及びそれを備えたリチウム二次電池 - Google Patents
リチウム二次電池用正極及びそれを備えたリチウム二次電池 Download PDFInfo
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- JP2013543221A JP2013543221A JP2013531505A JP2013531505A JP2013543221A JP 2013543221 A JP2013543221 A JP 2013543221A JP 2013531505 A JP2013531505 A JP 2013531505A JP 2013531505 A JP2013531505 A JP 2013531505A JP 2013543221 A JP2013543221 A JP 2013543221A
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 45
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 239000000203 mixture Substances 0.000 claims abstract description 81
- 239000007774 positive electrode material Substances 0.000 claims abstract description 46
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims abstract description 35
- 239000000843 powder Substances 0.000 claims abstract description 25
- 239000010450 olivine Substances 0.000 claims abstract description 21
- 229910052609 olivine Inorganic materials 0.000 claims abstract description 21
- 239000011230 binding agent Substances 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 239000002245 particle Substances 0.000 claims description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 239000011149 active material Substances 0.000 claims description 12
- 239000003575 carbonaceous material Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 229910052752 metalloid Inorganic materials 0.000 claims description 8
- 150000002738 metalloids Chemical class 0.000 claims description 8
- 239000008151 electrolyte solution Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000011302 mesophase pitch Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910021383 artificial graphite Inorganic materials 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000003245 coal Substances 0.000 claims description 3
- 239000000571 coke Substances 0.000 claims description 3
- 229910021385 hard carbon Inorganic materials 0.000 claims description 3
- 239000002931 mesocarbon microbead Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229910021382 natural graphite Inorganic materials 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 claims description 3
- 239000002296 pyrolytic carbon Substances 0.000 claims description 3
- 235000011835 quiches Nutrition 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 229910021384 soft carbon Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 claims 14
- 239000012790 adhesive layer Substances 0.000 claims 1
- 239000002002 slurry Substances 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000003792 electrolyte Substances 0.000 description 8
- 239000011267 electrode slurry Substances 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000004020 conductor Substances 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 239000002033 PVDF binder Substances 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 5
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 4
- 229910003002 lithium salt Inorganic materials 0.000 description 4
- 159000000002 lithium salts Chemical class 0.000 description 4
- 239000007773 negative electrode material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 3
- -1 lithium iron phosphate compound Chemical class 0.000 description 3
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 3
- 239000011255 nonaqueous electrolyte Substances 0.000 description 3
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 3
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 150000005676 cyclic carbonates Chemical class 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- SJHAYVFVKRXMKG-UHFFFAOYSA-N 4-methyl-1,3,2-dioxathiolane 2-oxide Chemical compound CC1COS(=O)O1 SJHAYVFVKRXMKG-UHFFFAOYSA-N 0.000 description 1
- 229910020366 ClO 4 Inorganic materials 0.000 description 1
- 229910020632 Co Mn Inorganic materials 0.000 description 1
- 229910020678 Co—Mn Inorganic materials 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 108010000020 Platelet Factor 3 Proteins 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000001891 dimethoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000011883 electrode binding agent Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229910000398 iron phosphate Inorganic materials 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 239000003273 ketjen black Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- CJYZTOPVWURGAI-UHFFFAOYSA-N lithium;manganese;manganese(3+);oxygen(2-) Chemical compound [Li+].[O-2].[O-2].[O-2].[O-2].[Mn].[Mn+3] CJYZTOPVWURGAI-UHFFFAOYSA-N 0.000 description 1
- VROAXDSNYPAOBJ-UHFFFAOYSA-N lithium;oxido(oxo)nickel Chemical compound [Li+].[O-][Ni]=O VROAXDSNYPAOBJ-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
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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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- H—ELECTRICITY
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- H01M10/052—Li-accumulators
-
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- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
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- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
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-
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- 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
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- 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
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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Abstract
Description
<正極の製造>
正極活物質として比表面積が14m2/gのLiFePO4、バインダーとしてポリフッ化ビニリデン(PVdF)、及び導電材としてカーボンブラックを89:6:5の重量比で混合した後、N‐メチル‐2‐ピロリドンに分散させて正極第1スラリーを製造した。
また、負極活物質として人造黒鉛、バインダーとしてスチレン‐ブタジエンゴム、及び増粘剤としてカルボキシルメチルセルロースを96.8:2.2:1の重量比で混合した後、水に分散させて負極スラリーを製造した。前記スラリーを銅集電体にコーティングしてから、乾燥及び圧延して負極を製造した。
<正極の製造>
正極活物質として比表面積が14m2/gのLiFePO4、バインダーとしてポリフッ化ビニリデン(PVdF)、及び導電材としてカーボンブラックを89:6:5の重量比で混合した後、N‐メチル‐2‐ピロリドンに分散させて正極スラリーを製造した。
また、負極活物質として人造黒鉛、バインダーとしてスチレン‐ブタジエンゴム、及び増粘剤としてカルボキシルメチルセルロースを96.8:2.2:1の重量比で混合した後、水に分散させて負極スラリーを製造した。前記スラリーを銅集電体にコーティングしてから、乾燥及び圧延して負極を製造した。
Claims (12)
- リチウム二次電池用正極であって、
集電体と、
前記集電体上に積層され、オリビン型リン酸鉄リチウム正極活物質の粉末とバインダーとが混合して形成された第1合剤層と、
前記第1合剤層上に積層され、オリビン型リン酸鉄リチウム正極活物質の粉末とバインダーとが混合して形成された第2合剤層とを備えてなるものであり、
前記第2合剤層のオリビン型リン酸鉄リチウム正極活物質粉末の比表面積が、前記第1合剤層のオリビン型リン酸鉄リチウム正極活物質粉末の比表面積に比べて1.2倍以上であることを特徴とする、リチウム二次電池用正極。 - 前記第2合剤層のオリビン型リン酸鉄リチウム正極活物質粉末の比表面積が、前記第1合剤層のオリビン型リン酸鉄リチウム正極活物質粉末の比表面積に比べて1.2ないし2.0倍であることを特徴とする、請求項1に記載のリチウム二次電池用正極。
- 前記第1合剤層の活物質粒子の平均粒径が、第2合剤層の活物質粒子の平均粒径より大きいことを特徴とする、請求項1に記載のリチウム二次電池用正極。
- 前記第1合剤層の正極活物質のローディングレベルと第2合剤層の正極活物質のローディングレベルとが、同じであるか又は相異なることを特徴とする、請求項1に記載のリチウム二次電池用正極。
- 前記第1合剤層の活物質のローディングレベルが、5ないし25mg/cm2であることを特徴とする、請求項4に記載のリチウム二次電池用正極。
- 前記第2合剤層の活物質のローディングレベルが、5ないし25mg/cm2であることを特徴とする、請求項4に記載のリチウム二次電池用正極。
- 前記第1合剤層の厚さが、10ないし150umであることを特徴とする、請求項1に記載のリチウム二次電池用正極。
- 前記第2合剤層の厚さが、10ないし150umであることを特徴とする、請求項1に記載のリチウム二次電池用正極。
- 前記オリビン型リン酸鉄リチウムの正極活物質粉末の粒子が、炭素系物質、金属または半金属、及び前記金属または半金属の酸化物からなる群より選択された物質でコーティングされたことを特徴とする、請求項1に記載のリチウム二次電池用正極。
- 前記炭素系物質が、軟質炭素、硬質炭素、天然黒鉛、人造黒鉛、キッシュ黒鉛、熱分解炭素、メソフェーズピッチ系炭素繊維、メソカーボンマイクロビーズ、メソフェーズピッチ、石油系または石炭系コークスからなる群より選択されたいずれか一種またはこれらのうちの二種以上の混合物であることを特徴とする、請求項9に記載のリチウム二次電池用正極。
- 前記金属または半金属、及び前記金属または半金属の酸化物が、Si、Ti、及びAlからなる群より選択されたいずれか一種またはこれらのうちの二種以上の混合物、及びその酸化物であることを特徴とする、請求項9に記載のリチウム二次電池用正極。
- リチウム二次電池であって、
正極と、負極と、及び前記正極と前記負極との間に介在されたセパレーターとを備えた電極構造体と、前記電極構造体を収納する電池容器と、前記電池容器内に注入される非水電解液とを備えてなるものであり、
前記正極が、請求項1〜11の何れか一項に記載の正極であることを特徴とする、リチウム二次電池。
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- 2011-09-30 CN CN2011800139466A patent/CN102792491A/zh active Pending
- 2011-09-30 PL PL11829638T patent/PL2500965T3/pl unknown
- 2011-09-30 EP EP11829638.3A patent/EP2500965B1/en active Active
- 2011-09-30 EP EP11829639.1A patent/EP2541652B1/en active Active
- 2011-09-30 PL PL11829639T patent/PL2541652T3/pl unknown
- 2011-09-30 WO PCT/KR2011/007291 patent/WO2012044133A2/ko not_active Ceased
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| JP2015088385A (ja) * | 2013-10-31 | 2015-05-07 | 株式会社豊田自動織機 | 蓄電装置用電極及び蓄電装置用電極組立体 |
| WO2015102091A1 (ja) * | 2014-01-06 | 2015-07-09 | 株式会社 東芝 | 電極及び非水電解質電池 |
| JP2015130254A (ja) * | 2014-01-06 | 2015-07-16 | 株式会社東芝 | 電極及び非水電解質電池 |
| US10003073B2 (en) | 2014-01-06 | 2018-06-19 | Kabushiki Kaisha Toshiba | Electrode and nonaqueous electrolyte battery |
| JP2019515465A (ja) * | 2016-11-23 | 2019-06-06 | エルジー・ケム・リミテッド | 二次電池用正極及びこれを含むリチウム二次電池 |
| JP2023520362A (ja) * | 2020-11-16 | 2023-05-17 | エルジー エナジー ソリューション リミテッド | リチウム二次電池用の正極およびリチウム二次電池 |
| JP7387916B2 (ja) | 2020-11-16 | 2023-11-28 | エルジー エナジー ソリューション リミテッド | リチウム二次電池用の正極およびリチウム二次電池 |
| WO2022124213A1 (ja) * | 2020-12-08 | 2022-06-16 | キヤノン株式会社 | 固体二次電池 |
| JP2022090892A (ja) * | 2020-12-08 | 2022-06-20 | キヤノン株式会社 | 固体二次電池 |
| JP7752938B2 (ja) | 2020-12-08 | 2025-10-14 | キヤノン株式会社 | 固体二次電池 |
| JPWO2023032500A1 (ja) * | 2021-08-31 | 2023-03-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2500965B1 (en) | 2019-11-06 |
| US9379377B2 (en) | 2016-06-28 |
| JP5598878B2 (ja) | 2014-10-01 |
| EP2541652A2 (en) | 2013-01-02 |
| KR101313078B1 (ko) | 2013-09-30 |
| KR20140017470A (ko) | 2014-02-11 |
| PL2500965T3 (pl) | 2020-05-18 |
| CN102742050A (zh) | 2012-10-17 |
| EP2500965A2 (en) | 2012-09-19 |
| PL2541652T3 (pl) | 2020-01-31 |
| WO2012044133A2 (ko) | 2012-04-05 |
| US20130209865A1 (en) | 2013-08-15 |
| KR20120034059A (ko) | 2012-04-09 |
| EP2541652A4 (en) | 2015-12-30 |
| KR101505615B1 (ko) | 2015-03-24 |
| WO2012044132A3 (ko) | 2012-06-14 |
| WO2012044133A3 (ko) | 2012-06-14 |
| US9178209B2 (en) | 2015-11-03 |
| US20130216897A1 (en) | 2013-08-22 |
| WO2012044132A2 (ko) | 2012-04-05 |
| EP2500965A4 (en) | 2015-12-30 |
| EP2541652B1 (en) | 2019-09-11 |
| JP2012531726A (ja) | 2012-12-10 |
| CN102792491A (zh) | 2012-11-21 |
| CN102742050B (zh) | 2015-09-02 |
| KR20120034060A (ko) | 2012-04-09 |
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