JP2009199874A - 負極および二次電池 - Google Patents
負極および二次電池 Download PDFInfo
- Publication number
- JP2009199874A JP2009199874A JP2008040112A JP2008040112A JP2009199874A JP 2009199874 A JP2009199874 A JP 2009199874A JP 2008040112 A JP2008040112 A JP 2008040112A JP 2008040112 A JP2008040112 A JP 2008040112A JP 2009199874 A JP2009199874 A JP 2009199874A
- Authority
- JP
- Japan
- Prior art keywords
- negative electrode
- lithium
- active material
- positive electrode
- secondary battery
- 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.)
- Granted
Links
- 150000001875 compounds Chemical class 0.000 claims abstract description 70
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 38
- 239000002245 particle Substances 0.000 claims abstract description 27
- 229910052723 transition metal Inorganic materials 0.000 claims abstract description 12
- 229910052744 lithium Inorganic materials 0.000 claims description 70
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 66
- 239000007773 negative electrode material Substances 0.000 claims description 52
- 239000008151 electrolyte solution Substances 0.000 claims description 29
- 239000000126 substance Substances 0.000 claims description 19
- 239000002033 PVDF binder Substances 0.000 claims description 14
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 238000002441 X-ray diffraction Methods 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 230000002427 irreversible effect Effects 0.000 abstract description 7
- 239000013543 active substance Substances 0.000 abstract 1
- 239000007774 positive electrode material Substances 0.000 description 32
- -1 lithium phosphate compound Chemical class 0.000 description 31
- 239000011149 active material Substances 0.000 description 29
- 229920000642 polymer Polymers 0.000 description 28
- 238000012360 testing method Methods 0.000 description 28
- 239000002131 composite material Substances 0.000 description 27
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 24
- 229910001416 lithium ion Inorganic materials 0.000 description 24
- 239000003792 electrolyte Substances 0.000 description 23
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 20
- 230000000052 comparative effect Effects 0.000 description 20
- 239000000203 mixture Substances 0.000 description 19
- 239000002904 solvent Substances 0.000 description 19
- 229910011939 Li2.6 Co0.4 N Inorganic materials 0.000 description 18
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 17
- 150000004767 nitrides Chemical class 0.000 description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 13
- 239000000843 powder Substances 0.000 description 13
- 239000011230 binding agent Substances 0.000 description 12
- 230000014759 maintenance of location Effects 0.000 description 12
- 239000002931 mesocarbon microbead Substances 0.000 description 11
- 238000004804 winding Methods 0.000 description 11
- 229910052782 aluminium Inorganic materials 0.000 description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 10
- 150000003839 salts Chemical class 0.000 description 10
- 239000004698 Polyethylene Substances 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 9
- 229920000573 polyethylene Polymers 0.000 description 9
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 8
- WZFUQSJFWNHZHM-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 WZFUQSJFWNHZHM-UHFFFAOYSA-N 0.000 description 8
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 8
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000002002 slurry Substances 0.000 description 8
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 7
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 7
- 239000010941 cobalt Substances 0.000 description 7
- 229910017052 cobalt Inorganic materials 0.000 description 7
- 230000007423 decrease Effects 0.000 description 7
- 239000011808 electrode reactant Substances 0.000 description 7
- 239000011888 foil Substances 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910013870 LiPF 6 Inorganic materials 0.000 description 6
- 239000004743 Polypropylene Substances 0.000 description 6
- 238000007600 charging Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 6
- 229920001155 polypropylene Polymers 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 5
- 239000011889 copper foil Substances 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 229920003048 styrene butadiene rubber Polymers 0.000 description 5
- BJWMSGRKJIOCNR-UHFFFAOYSA-N 4-ethenyl-1,3-dioxolan-2-one Chemical compound C=CC1COC(=O)O1 BJWMSGRKJIOCNR-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000004927 fusion Effects 0.000 description 4
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 239000012046 mixed solvent Substances 0.000 description 4
- 239000002861 polymer material Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 229910021383 artificial graphite Inorganic materials 0.000 description 3
- 238000000748 compression moulding Methods 0.000 description 3
- 238000010277 constant-current charging Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 3
- 239000011245 gel electrolyte Substances 0.000 description 3
- 239000005001 laminate film Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 229910021382 natural graphite Inorganic materials 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- GAEKPEKOJKCEMS-UHFFFAOYSA-N gamma-valerolactone Chemical compound CC1CCC(=O)O1 GAEKPEKOJKCEMS-UHFFFAOYSA-N 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000003273 ketjen black Substances 0.000 description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 230000002522 swelling effect Effects 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- WDXYVJKNSMILOQ-UHFFFAOYSA-N 1,3,2-dioxathiolane 2-oxide Chemical compound O=S1OCCO1 WDXYVJKNSMILOQ-UHFFFAOYSA-N 0.000 description 1
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
- JQMFQLVAJGZSQS-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-N-(2-oxo-3H-1,3-benzoxazol-6-yl)acetamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)NC1=CC2=C(NC(O2)=O)C=C1 JQMFQLVAJGZSQS-UHFFFAOYSA-N 0.000 description 1
- QKPVEISEHYYHRH-UHFFFAOYSA-N 2-methoxyacetonitrile Chemical compound COCC#N QKPVEISEHYYHRH-UHFFFAOYSA-N 0.000 description 1
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 1
- OOWFYDWAMOKVSF-UHFFFAOYSA-N 3-methoxypropanenitrile Chemical compound COCCC#N OOWFYDWAMOKVSF-UHFFFAOYSA-N 0.000 description 1
- VWIIJDNADIEEDB-UHFFFAOYSA-N 3-methyl-1,3-oxazolidin-2-one Chemical compound CN1CCOC1=O VWIIJDNADIEEDB-UHFFFAOYSA-N 0.000 description 1
- SBUOHGKIOVRDKY-UHFFFAOYSA-N 4-methyl-1,3-dioxolane Chemical compound CC1COCO1 SBUOHGKIOVRDKY-UHFFFAOYSA-N 0.000 description 1
- CONKBQPVFMXDOV-QHCPKHFHSA-N 6-[(5S)-5-[[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]methyl]-2-oxo-1,3-oxazolidin-3-yl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C[C@H]1CN(C(O1)=O)C1=CC2=C(NC(O2)=O)C=C1 CONKBQPVFMXDOV-QHCPKHFHSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910018871 CoO 2 Inorganic materials 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910018000 MIIPO 4 Inorganic materials 0.000 description 1
- 229910017996 MIO 2 Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- PFYQFCKUASLJLL-UHFFFAOYSA-N [Co].[Ni].[Li] Chemical compound [Co].[Ni].[Li] PFYQFCKUASLJLL-UHFFFAOYSA-N 0.000 description 1
- KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 description 1
- SOXUFMZTHZXOGC-UHFFFAOYSA-N [Li].[Mn].[Co].[Ni] Chemical compound [Li].[Mn].[Co].[Ni] SOXUFMZTHZXOGC-UHFFFAOYSA-N 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- ZOTKGJBKKKVBJZ-UHFFFAOYSA-L cobalt(2+);carbonate Chemical compound [Co+2].[O-]C([O-])=O ZOTKGJBKKKVBJZ-UHFFFAOYSA-L 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 150000002019 disulfides Chemical class 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- ZTOMUSMDRMJOTH-UHFFFAOYSA-N glutaronitrile Chemical compound N#CCCCC#N ZTOMUSMDRMJOTH-UHFFFAOYSA-N 0.000 description 1
- 229910021469 graphitizable carbon Inorganic materials 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000006713 insertion reaction Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 230000010220 ion permeability Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 238000007561 laser diffraction method Methods 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 229910003473 lithium bis(trifluoromethanesulfonyl)imide Inorganic materials 0.000 description 1
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 1
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 1
- RSNHXDVSISOZOB-UHFFFAOYSA-N lithium nickel Chemical compound [Li].[Ni] RSNHXDVSISOZOB-UHFFFAOYSA-N 0.000 description 1
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 1
- 229910001947 lithium oxide Inorganic materials 0.000 description 1
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 1
- 229910001386 lithium phosphate Inorganic materials 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- GLNWILHOFOBOFD-UHFFFAOYSA-N lithium sulfide Chemical compound [Li+].[Li+].[S-2] GLNWILHOFOBOFD-UHFFFAOYSA-N 0.000 description 1
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 1
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 description 1
- IHLVCKWPAMTVTG-UHFFFAOYSA-N lithium;carbanide Chemical compound [Li+].[CH3-] IHLVCKWPAMTVTG-UHFFFAOYSA-N 0.000 description 1
- MCVFFRWZNYZUIJ-UHFFFAOYSA-M lithium;trifluoromethanesulfonate Chemical compound [Li+].[O-]S(=O)(=O)C(F)(F)F MCVFFRWZNYZUIJ-UHFFFAOYSA-M 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- MCSAJNNLRCFZED-UHFFFAOYSA-N nitroethane Chemical compound CC[N+]([O-])=O MCSAJNNLRCFZED-UHFFFAOYSA-N 0.000 description 1
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 1
- 229910021470 non-graphitizable carbon Inorganic materials 0.000 description 1
- 229920006284 nylon film Polymers 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Substances OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002627 poly(phosphazenes) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920000123 polythiophene Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000010421 standard material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920006302 stretch film Polymers 0.000 description 1
- RCYJPSGNXVLIBO-UHFFFAOYSA-N sulfanylidenetitanium Chemical compound [S].[Ti] RCYJPSGNXVLIBO-UHFFFAOYSA-N 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 229920006027 ternary co-polymer Polymers 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 125000001889 triflyl group Chemical group FC(F)(F)S(*)(=O)=O 0.000 description 1
- BHZCMUVGYXEBMY-UHFFFAOYSA-N trilithium;azanide Chemical compound [Li+].[Li+].[Li+].[NH2-] BHZCMUVGYXEBMY-UHFFFAOYSA-N 0.000 description 1
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 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
- H01M4/36—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
-
- 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
-
- 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
- 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
-
- 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
- H01M4/62—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
- H01M4/623—Binders being polymers fluorinated 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
【解決手段】負極22は、負極活物質として炭素材料と共にリチウム含有化合物(Li3-a Ma N)を含んでいる。ここで、Mは、1種以上の遷移金属元素であり、aは、0<a≦0.8を満たす数値である。リチウム含有化合物の平均粒子径は1μm以下となっている。炭素材料を含むことで負極22の容量が向上し、炭素材料が有する不可逆容量による容量低下分がリチウム含有化合物によって補填される。特に、リチウム含有化合物の平均粒子径が1μm以下であることから、負極22における十分な電子導電性が得られる。
【選択図】図1
Description
Li3-a Ma N
(Mは、1種以上の遷移金属元素である。aは、0<a≦0.8を満たす数値である。)
Li3-a Ma N
(Mは、1種以上の遷移金属元素である。aは、0<a≦0.8を満たす数値である。)
図3は、第2の二次電池の分解斜視構成を表している。この電池は、正極リード31および負極リード32が取り付けられた巻回電極体30をフィルム状の外装部材40の内部に収容したものである。このフィルム状の外装部材40を用いた電池構造は、いわゆるラミネートフィルム型と呼ばれている。
図6は、第3の二次電池の断面構成を表している。この二次電池は、正極51を外装缶54に貼り付けると共に負極52を外装カップ55に収容し、それらを電解液が含浸されたセパレータ53を介して積層したのちにガスケット56を介してかしめたものである。この外装缶54および外装カップ55を用いた電池構造は、いわゆるコイン型と呼ばれている。
はじめに、リチウム・コバルト複合窒化物(Li2.6 Co0.4 N)粉末を以下のようにして作製した。具体的には、例えば、市販試薬の窒化リチウム(Li3 N)粉末と、市販試薬の金属コバルト粉末とを所定の化学量論比率で混合し、得られた混合物を加圧成型したのち、窒素雰囲気中において700℃で5時間に亘って焼成することでリチウム含有複合窒化物の焼結体を得た。この焼結体についてX線回折法により結晶構造を調べたところ、ほぼすべてが六方晶のLi2.6 Co0.4 Nであることが確認された。得られたリチウム・コバルト複合窒化物(Li2.6 Co0.4 N)の焼結体は、粉砕して平均粒径が1μmの粉末とした。
(負極)活物質層におけるリチウム・コバルト複合窒化物(Li2.6 Co0.4 N)の平均粒径を、後出の表1に示したようにそれぞれ変化させたことを除き、他は実施例1−1と同様にしてテストセル(図7)および二次電池(図1)を作製した。
(負極)活物質層に用いた炭素材料としてのMCMB粉末におけるC軸方向の格子面間隔d002を、後出の表2に示したようにそれぞれ変化させたことを除き、他は実施例1−1と同様にしてテストセル(図7)および二次電池(図1)を作製した。
(負極)活物質を占めるリチウム・コバルト複合窒化物(Li2.6 Co0.4 N)の含有率(質量%)を、後出の表3に示したようにそれぞれ変化させたことを除き、他は実施例1−1と同様にしてテストセル(図7)および二次電池(図1)を作製した。
(負極)活物質層に用いた結着材としてポリフッ化ビニリデンの代わりにスチレンブタジエンゴム(SBR)を用いたことを除き、他は実施例1−1と同様にしてテストセル(図7)および二次電池(図1)を作製した。さらに、これに対する比較例4−1として、(負極)活物質層にリチウム含有化合物を含まないようにしたことを除き、他は実施例4−1と同様にしてテストセル(図7)および二次電池(図1)を作製した。
(負極)活物質層に用いた炭素材料としてMCMBの代わりに天然黒鉛(実施例5−1)または人造黒鉛(実施例5−2)を用いたことを除き、他は実施例1−1と同様にしてテストセル(図7)および二次電池(図1)を作製した。さらに、これに対する比較例5−1,5−2として、(負極)活物質層にリチウム含有化合物を含まないようにしたことを除き、他は実施例5−1,5−2とそれぞれ同様にしてテストセル(図7)および二次電池(図1)を作製した。
Claims (8)
- 負極活物質として炭素材料と共に化1で表されるリチウム含有化合物を含む負極活物質層を有し、
前記リチウム含有化合物の平均粒子径が1μm以下である
ことを特徴とする負極。
(化1)
Li3-a Ma N
(Mは、1種以上の遷移金属元素である。aは、0<a≦0.8を満たす数値である。) - 前記負極活物質層は、ポリフッ化ビニリデンを含むことを特徴とする請求項1記載の負極。
- 前記炭素材料は、X線回折におけるC軸方向の格子面間隔d002 が0.3350nm以上0.3363nm以下である黒鉛を含むことを特徴とする請求項1記載の負極。
- 前記負極活物質における前記リチウム含有化合物の含有率は、25質量%以下であることを特徴とする請求項1記載の負極。
- 正極および負極と共に電解液を備えた二次電池であって、
前記負極は、負極活物質として炭素材料と共に化1で表されるリチウム含有化合物を含む負極活物質層を有し、
前記リチウム含有化合物の平均粒子径が1μm以下である
ことを特徴とする二次電池。
(化1)
Li3-a Ma N
(Mは、1種以上の遷移金属元素である。aは、0<a≦0.8を満たす数値である。) - 前記負極活物質層は、ポリフッ化ビニリデンを含むことを特徴とする請求項5記載の二次電池。
- 前記炭素材料は、X線回折におけるC軸方向の格子面間隔d002 が0.3350nm以上0.3363nm以下である黒鉛を含むことを特徴とする請求項5記載の二次電池。
- 前記負極活物質における前記リチウム含有化合物の含有率は、25質量%以下であることを特徴とする請求項5記載の二次電池。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008040112A JP5262175B2 (ja) | 2008-02-21 | 2008-02-21 | 負極および二次電池 |
TW098100215A TWI387148B (zh) | 2008-02-21 | 2009-01-06 | 陽極及二次電池 |
SG200900317-9A SG155121A1 (en) | 2008-02-21 | 2009-01-16 | Anode and secondary battery |
US12/368,650 US9099743B2 (en) | 2008-02-21 | 2009-02-10 | Anode and secondary battery |
CN2009100095640A CN101515641B (zh) | 2008-02-21 | 2009-02-20 | 负极以及二次电池 |
KR1020090014292A KR101568418B1 (ko) | 2008-02-21 | 2009-02-20 | 부극 및 이차 전지 |
US14/814,747 US9748574B2 (en) | 2008-02-21 | 2015-07-31 | Anode and secondary battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008040112A JP5262175B2 (ja) | 2008-02-21 | 2008-02-21 | 負極および二次電池 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009199874A true JP2009199874A (ja) | 2009-09-03 |
JP2009199874A5 JP2009199874A5 (ja) | 2010-05-06 |
JP5262175B2 JP5262175B2 (ja) | 2013-08-14 |
Family
ID=40998638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008040112A Expired - Fee Related JP5262175B2 (ja) | 2008-02-21 | 2008-02-21 | 負極および二次電池 |
Country Status (6)
Country | Link |
---|---|
US (2) | US9099743B2 (ja) |
JP (1) | JP5262175B2 (ja) |
KR (1) | KR101568418B1 (ja) |
CN (1) | CN101515641B (ja) |
SG (1) | SG155121A1 (ja) |
TW (1) | TWI387148B (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5262175B2 (ja) * | 2008-02-21 | 2013-08-14 | ソニー株式会社 | 負極および二次電池 |
US9190694B2 (en) * | 2009-11-03 | 2015-11-17 | Envia Systems, Inc. | High capacity anode materials for lithium ion batteries |
US8076026B2 (en) | 2010-02-05 | 2011-12-13 | International Battery, Inc. | Rechargeable battery using an aqueous binder |
US7931985B1 (en) * | 2010-11-08 | 2011-04-26 | International Battery, Inc. | Water soluble polymer binder for lithium ion battery |
JP5575505B2 (ja) * | 2010-02-26 | 2014-08-20 | 三洋電機株式会社 | 固体電解コンデンサの製造方法および固体電解コンデンサ |
US20110143206A1 (en) * | 2010-07-14 | 2011-06-16 | International Battery, Inc. | Electrode for rechargeable batteries using aqueous binder solution for li-ion batteries |
US8102642B2 (en) * | 2010-08-06 | 2012-01-24 | International Battery, Inc. | Large format ultracapacitors and method of assembly |
US9166222B2 (en) * | 2010-11-02 | 2015-10-20 | Envia Systems, Inc. | Lithium ion batteries with supplemental lithium |
US9601228B2 (en) | 2011-05-16 | 2017-03-21 | Envia Systems, Inc. | Silicon oxide based high capacity anode materials for lithium ion batteries |
WO2013077325A1 (ja) * | 2011-11-24 | 2013-05-30 | 三菱商事株式会社 | 非水電解質系2次電池用負極材料およびその製造方法 |
US9139441B2 (en) | 2012-01-19 | 2015-09-22 | Envia Systems, Inc. | Porous silicon based anode material formed using metal reduction |
US10553871B2 (en) | 2012-05-04 | 2020-02-04 | Zenlabs Energy, Inc. | Battery cell engineering and design to reach high energy |
US9780358B2 (en) | 2012-05-04 | 2017-10-03 | Zenlabs Energy, Inc. | Battery designs with high capacity anode materials and cathode materials |
US11476494B2 (en) | 2013-08-16 | 2022-10-18 | Zenlabs Energy, Inc. | Lithium ion batteries with high capacity anode active material and good cycling for consumer electronics |
US9025289B1 (en) | 2013-12-12 | 2015-05-05 | Amazing Microelectronic Corp. | Low-cost electrostatic discharge (ESD) protection device for high-voltage open-drain pad |
US11094925B2 (en) | 2017-12-22 | 2021-08-17 | Zenlabs Energy, Inc. | Electrodes with silicon oxide active materials for lithium ion cells achieving high capacity, high energy density and long cycle life performance |
US11973178B2 (en) | 2019-06-26 | 2024-04-30 | Ionblox, Inc. | Lithium ion cells with high performance electrolyte and silicon oxide active materials achieving very long cycle life performance |
CN114497441B (zh) * | 2022-01-07 | 2024-04-26 | 珠海冠宇电池股份有限公司 | 一种负极片及包括该负极片的电池 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11288705A (ja) * | 1998-03-31 | 1999-10-19 | Toyota Motor Corp | リチウムイオン2次電池 |
JP2001052699A (ja) * | 1999-08-04 | 2001-02-23 | Toyota Motor Corp | リチウム二次電池 |
JP2004511073A (ja) * | 2000-10-05 | 2004-04-08 | エイイーエイ テクノロジー バッテリー システムズ リミテッド | 二次電池用電解液 |
JP2006066297A (ja) * | 2004-08-27 | 2006-03-09 | Toyota Motor Corp | リチウム二次電池 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0785861A (ja) | 1993-09-13 | 1995-03-31 | Shin Kobe Electric Mach Co Ltd | リチウム二次電池 |
US5753387A (en) * | 1995-11-24 | 1998-05-19 | Kabushiki Kaisha Toshiba | Lithium secondary battery |
JPH09204936A (ja) | 1996-01-26 | 1997-08-05 | Toray Ind Inc | 電 池 |
TW399029B (en) | 1996-12-25 | 2000-07-21 | Sony Corp | Graphite powder suitable for negative electrode material of lithium ion secondary batteries |
JPH10247495A (ja) | 1997-02-28 | 1998-09-14 | Nikkiso Co Ltd | 二次電池負極用炭素材料及びその製造方法並びにその炭素材料を用いた非水電解液二次電池 |
TW431004B (en) * | 1998-10-29 | 2001-04-21 | Toshiba Corp | Nonaqueous electrolyte secondary battery |
WO2001022520A1 (fr) * | 1999-09-24 | 2001-03-29 | Matsushita Electric Industrial Co., Ltd. | Pile au lithium |
WO2004023589A1 (ja) * | 2002-08-29 | 2004-03-18 | Kabushiki Kaisha Toshiba | 非水電解質二次電池 |
CN1258239C (zh) * | 2003-05-19 | 2006-05-31 | 中国科学院青海盐湖研究所 | 新型锂离子电池负极材料制备方法 |
WO2006109948A1 (en) * | 2005-04-12 | 2006-10-19 | Lg Chem, Ltd. | Lithium secondary battery containing silicon-based or tin-based anode active material |
JP5262175B2 (ja) * | 2008-02-21 | 2013-08-14 | ソニー株式会社 | 負極および二次電池 |
-
2008
- 2008-02-21 JP JP2008040112A patent/JP5262175B2/ja not_active Expired - Fee Related
-
2009
- 2009-01-06 TW TW098100215A patent/TWI387148B/zh not_active IP Right Cessation
- 2009-01-16 SG SG200900317-9A patent/SG155121A1/en unknown
- 2009-02-10 US US12/368,650 patent/US9099743B2/en not_active Expired - Fee Related
- 2009-02-20 KR KR1020090014292A patent/KR101568418B1/ko active IP Right Grant
- 2009-02-20 CN CN2009100095640A patent/CN101515641B/zh not_active Expired - Fee Related
-
2015
- 2015-07-31 US US14/814,747 patent/US9748574B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11288705A (ja) * | 1998-03-31 | 1999-10-19 | Toyota Motor Corp | リチウムイオン2次電池 |
JP2001052699A (ja) * | 1999-08-04 | 2001-02-23 | Toyota Motor Corp | リチウム二次電池 |
JP2004511073A (ja) * | 2000-10-05 | 2004-04-08 | エイイーエイ テクノロジー バッテリー システムズ リミテッド | 二次電池用電解液 |
JP2006066297A (ja) * | 2004-08-27 | 2006-03-09 | Toyota Motor Corp | リチウム二次電池 |
Also Published As
Publication number | Publication date |
---|---|
US9748574B2 (en) | 2017-08-29 |
TWI387148B (zh) | 2013-02-21 |
US9099743B2 (en) | 2015-08-04 |
TW200937707A (en) | 2009-09-01 |
JP5262175B2 (ja) | 2013-08-14 |
CN101515641B (zh) | 2012-09-05 |
SG155121A1 (en) | 2009-09-30 |
CN101515641A (zh) | 2009-08-26 |
KR20090091057A (ko) | 2009-08-26 |
US20090214952A1 (en) | 2009-08-27 |
KR101568418B1 (ko) | 2015-11-11 |
US20150340694A1 (en) | 2015-11-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5262175B2 (ja) | 負極および二次電池 | |
JP5070753B2 (ja) | 電池 | |
JP4905267B2 (ja) | 正極合剤および非水電解質電池 | |
KR20090020487A (ko) | 비수 전해액 2차 전지 | |
JP5412843B2 (ja) | 電池 | |
CN105406122A (zh) | 二次电池 | |
JP4968225B2 (ja) | 非水電解質電池 | |
JP2010123331A (ja) | 非水電解質二次電池 | |
JP2008041504A (ja) | 非水電解質電池 | |
CN101924244A (zh) | 电池 | |
JP2009123474A (ja) | 非水電解質電池 | |
JP4715848B2 (ja) | 電池 | |
JP2009164013A (ja) | 負極および電池 | |
US8377598B2 (en) | Battery having an electrolytic solution containing difluoroethylene carbonate | |
JP2009064752A (ja) | 負極および電池 | |
JP2009134970A (ja) | 非水電解質電池 | |
JP2007134245A (ja) | 電解液および電池 | |
JP2012074403A (ja) | 二次電池 | |
JP2007157538A (ja) | 電池 | |
JP4938923B2 (ja) | 二次電池 | |
JP2009164052A (ja) | 電池 | |
JP2004022239A (ja) | 正極活物質および非水電解質二次電池 | |
JP2009176494A (ja) | 負極および二次電池 | |
JP2006318759A (ja) | 電池 | |
JP2012018916A (ja) | 非水電解質および非水電解質電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20100317 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20100317 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20120725 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120807 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20121001 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20121120 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130219 |
|
A911 | Transfer to examiner for re-examination before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20130227 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20130402 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130415 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 5262175 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
R371 | Transfer withdrawn |
Free format text: JAPANESE INTERMEDIATE CODE: R371 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
R371 | Transfer withdrawn |
Free format text: JAPANESE INTERMEDIATE CODE: R371 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
R371 | Transfer withdrawn |
Free format text: JAPANESE INTERMEDIATE CODE: R371 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |