JP2015524601A - リチウム二次電池 - Google Patents
リチウム二次電池 Download PDFInfo
- Publication number
- JP2015524601A JP2015524601A JP2015523037A JP2015523037A JP2015524601A JP 2015524601 A JP2015524601 A JP 2015524601A JP 2015523037 A JP2015523037 A JP 2015523037A JP 2015523037 A JP2015523037 A JP 2015523037A JP 2015524601 A JP2015524601 A JP 2015524601A
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- lithium secondary
- monomer
- negative electrode
- positive electrode
- 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
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 49
- 239000000203 mixture Substances 0.000 claims abstract description 68
- 239000000178 monomer Substances 0.000 claims abstract description 50
- 239000005518 polymer electrolyte Substances 0.000 claims abstract description 48
- 125000000524 functional group Chemical group 0.000 claims abstract description 27
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 230000000379 polymerizing effect Effects 0.000 claims abstract description 9
- 239000011871 silicon-based negative electrode active material Substances 0.000 claims abstract description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 32
- -1 4-pyridinyl Chemical group 0.000 claims description 21
- 239000003792 electrolyte Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 239000003505 polymerization initiator Substances 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 14
- AEPWOCLBLLCOGZ-UHFFFAOYSA-N 2-cyanoethyl prop-2-enoate Chemical compound C=CC(=O)OCCC#N AEPWOCLBLLCOGZ-UHFFFAOYSA-N 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000007774 positive electrode material Substances 0.000 claims description 8
- 229910003002 lithium salt Inorganic materials 0.000 claims description 7
- 159000000002 lithium salts Chemical class 0.000 claims description 7
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 6
- XRMBQHTWUBGQDN-UHFFFAOYSA-N [2-[2,2-bis(prop-2-enoyloxymethyl)butoxymethyl]-2-(prop-2-enoyloxymethyl)butyl] prop-2-enoate Chemical compound C=CC(=O)OCC(COC(=O)C=C)(CC)COCC(CC)(COC(=O)C=C)COC(=O)C=C XRMBQHTWUBGQDN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000006116 polymerization reaction Methods 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 5
- 238000005275 alloying Methods 0.000 claims description 5
- 239000006229 carbon black Substances 0.000 claims description 5
- 239000007773 negative electrode material Substances 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 239000002153 silicon-carbon composite material Substances 0.000 claims description 5
- NAIVIVMHCDWBEF-UHFFFAOYSA-N 1-(4-chlorophenyl)pyrrolidin-2-one Chemical compound C1=CC(Cl)=CC=C1N1C(=O)CCC1 NAIVIVMHCDWBEF-UHFFFAOYSA-N 0.000 claims description 4
- ROFVEXUMMXZLPA-UHFFFAOYSA-N Bipyridyl Chemical compound N1=CC=CC=C1C1=CC=CC=N1 ROFVEXUMMXZLPA-UHFFFAOYSA-N 0.000 claims description 4
- 229910013716 LiNi Inorganic materials 0.000 claims description 4
- 239000003575 carbonaceous material Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- KLWMOCBNXFKZOS-VOTSOKGWSA-N ethyl (e)-3-pyridin-2-ylprop-2-enoate Chemical compound CCOC(=O)\C=C\C1=CC=CC=N1 KLWMOCBNXFKZOS-VOTSOKGWSA-N 0.000 claims description 4
- 239000002931 mesocarbon microbead Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- FDSUVTROAWLVJA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol;prop-2-enoic acid Chemical compound OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OCC(CO)(CO)COCC(CO)(CO)CO FDSUVTROAWLVJA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 229910052684 Cerium Inorganic materials 0.000 claims description 2
- 229910013733 LiCo Inorganic materials 0.000 claims description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 claims description 2
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 claims description 2
- 229910014689 LiMnO Inorganic materials 0.000 claims description 2
- 229910013290 LiNiO 2 Inorganic materials 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- MPIAGWXWVAHQBB-UHFFFAOYSA-N [3-prop-2-enoyloxy-2-[[3-prop-2-enoyloxy-2,2-bis(prop-2-enoyloxymethyl)propoxy]methyl]-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(COC(=O)C=C)(COC(=O)C=C)COCC(COC(=O)C=C)(COC(=O)C=C)COC(=O)C=C MPIAGWXWVAHQBB-UHFFFAOYSA-N 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 229910021383 artificial graphite Inorganic materials 0.000 claims description 2
- LDECUSDQMXVUMP-UHFFFAOYSA-N benzyl 3-[6-[[2-(butylamino)-1-[3-methoxycarbonyl-4-(2-methoxy-2-oxoethoxy)phenyl]-2-oxoethyl]-hexylamino]-6-oxohexyl]-4-methyl-2-oxo-6-(4-phenylphenyl)-1,6-dihydropyrimidine-5-carboxylate Chemical compound O=C1NC(C=2C=CC(=CC=2)C=2C=CC=CC=2)C(C(=O)OCC=2C=CC=CC=2)=C(C)N1CCCCCC(=O)N(CCCCCC)C(C(=O)NCCCC)C1=CC=C(OCC(=O)OC)C(C(=O)OC)=C1 LDECUSDQMXVUMP-UHFFFAOYSA-N 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- OJURWUUOVGOHJZ-UHFFFAOYSA-N methyl 2-[(2-acetyloxyphenyl)methyl-[2-[(2-acetyloxyphenyl)methyl-(2-methoxy-2-oxoethyl)amino]ethyl]amino]acetate Chemical compound C=1C=CC=C(OC(C)=O)C=1CN(CC(=O)OC)CCN(CC(=O)OC)CC1=CC=CC=C1OC(C)=O OJURWUUOVGOHJZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000002114 nanocomposite Substances 0.000 claims description 2
- 229910021382 natural graphite Inorganic materials 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 claims 1
- 230000008021 deposition Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 11
- 239000008151 electrolyte solution Substances 0.000 description 8
- 229940021013 electrolyte solution Drugs 0.000 description 7
- 239000011572 manganese Substances 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 6
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 5
- 239000011244 liquid electrolyte Substances 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 239000006258 conductive agent Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 3
- 150000005676 cyclic carbonates Chemical class 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000001879 gelation Methods 0.000 description 3
- 239000010955 niobium Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 3
- 235000002639 sodium chloride Nutrition 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 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
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 125000004093 cyano group Chemical group *C#N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- ZQMIGQNCOMNODD-UHFFFAOYSA-N diacetyl peroxide Chemical compound CC(=O)OOC(C)=O ZQMIGQNCOMNODD-UHFFFAOYSA-N 0.000 description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 2
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000011267 electrode slurry Substances 0.000 description 2
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- JBFHTYHTHYHCDJ-UHFFFAOYSA-N gamma-caprolactone Chemical compound CCC1CCC(=O)O1 JBFHTYHTHYHCDJ-UHFFFAOYSA-N 0.000 description 2
- GAEKPEKOJKCEMS-UHFFFAOYSA-N gamma-valerolactone Chemical compound CC1CCC(=O)O1 GAEKPEKOJKCEMS-UHFFFAOYSA-N 0.000 description 2
- 239000011245 gel electrolyte Substances 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012719 thermal polymerization Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- FVQMJJQUGGVLEP-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOOC(C)(C)C FVQMJJQUGGVLEP-UHFFFAOYSA-N 0.000 description 1
- NAWXUBYGYWOOIX-SFHVURJKSA-N (2s)-2-[[4-[2-(2,4-diaminoquinazolin-6-yl)ethyl]benzoyl]amino]-4-methylidenepentanedioic acid Chemical compound C1=CC2=NC(N)=NC(N)=C2C=C1CCC1=CC=C(C(=O)N[C@@H](CC(=C)C(O)=O)C(O)=O)C=C1 NAWXUBYGYWOOIX-SFHVURJKSA-N 0.000 description 1
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- PPMCFKAXXHZLMX-UHFFFAOYSA-N 1,3-dioxocan-2-one Chemical compound O=C1OCCCCCO1 PPMCFKAXXHZLMX-UHFFFAOYSA-N 0.000 description 1
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 description 1
- LGJCFVYMIJLQJO-UHFFFAOYSA-N 1-dodecylperoxydodecane Chemical compound CCCCCCCCCCCCOOCCCCCCCCCCCC LGJCFVYMIJLQJO-UHFFFAOYSA-N 0.000 description 1
- IAWKVBFMKAJKGE-UHFFFAOYSA-N 2-(2-cyanobutan-2-yldiazenyl)-2-methylbutanenitrile;hydrogen peroxide Chemical compound OO.CCC(C)(C#N)N=NC(C)(CC)C#N IAWKVBFMKAJKGE-UHFFFAOYSA-N 0.000 description 1
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 1
- WYGWHHGCAGTUCH-UHFFFAOYSA-N 2-[(2-cyano-4-methylpentan-2-yl)diazenyl]-2,4-dimethylpentanenitrile Chemical compound CC(C)CC(C)(C#N)N=NC(C)(C#N)CC(C)C WYGWHHGCAGTUCH-UHFFFAOYSA-N 0.000 description 1
- RCEJCSULJQNRQQ-UHFFFAOYSA-N 2-methylbutanenitrile Chemical compound CCC(C)C#N RCEJCSULJQNRQQ-UHFFFAOYSA-N 0.000 description 1
- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical compound COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 description 1
- LWLOKSXSAUHTJO-UHFFFAOYSA-N 4,5-dimethyl-1,3-dioxolan-2-one Chemical compound CC1OC(=O)OC1C LWLOKSXSAUHTJO-UHFFFAOYSA-N 0.000 description 1
- AUXJVUDWWLIGRU-UHFFFAOYSA-N 4-propyl-1,3-dioxolan-2-one Chemical compound CCCC1COC(=O)O1 AUXJVUDWWLIGRU-UHFFFAOYSA-N 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013372 LiC 4 Inorganic materials 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910011281 LiCoPO 4 Inorganic materials 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910002099 LiNi0.5Mn1.5O4 Inorganic materials 0.000 description 1
- 229910012513 LiSbF 6 Inorganic materials 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
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 229910052804 chromium 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
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 229940093499 ethyl acetate Drugs 0.000 description 1
- CYEDOLFRAIXARV-UHFFFAOYSA-N ethyl propyl carbonate Chemical compound CCCOC(=O)OCC CYEDOLFRAIXARV-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012073 inactive phase Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- PAZHGORSDKKUPI-UHFFFAOYSA-N lithium metasilicate Chemical compound [Li+].[Li+].[O-][Si]([O-])=O PAZHGORSDKKUPI-UHFFFAOYSA-N 0.000 description 1
- 229910052912 lithium silicate Inorganic materials 0.000 description 1
- ACFSQHQYDZIPRL-UHFFFAOYSA-N lithium;bis(1,1,2,2,2-pentafluoroethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)C(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)C(F)(F)F ACFSQHQYDZIPRL-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 1
- QYZFTMMPKCOTAN-UHFFFAOYSA-N n-[2-(2-hydroxyethylamino)ethyl]-2-[[1-[2-(2-hydroxyethylamino)ethylamino]-2-methyl-1-oxopropan-2-yl]diazenyl]-2-methylpropanamide Chemical compound OCCNCCNC(=O)C(C)(C)N=NC(C)(C)C(=O)NCCNCCO QYZFTMMPKCOTAN-UHFFFAOYSA-N 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000011356 non-aqueous organic solvent Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000010450 olivine Substances 0.000 description 1
- 229910052609 olivine Inorganic materials 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920005569 poly(vinylidene fluoride-co-hexafluoropropylene) Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 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
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
- 150000003346 selenoethers Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 229920005608 sulfonated EPDM Polymers 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 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
- 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
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
-
- 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
- H01M10/058—Construction or 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
-
- 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
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/386—Silicon or alloys based on silicon
-
- 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
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
-
- 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
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0085—Immobilising or gelification of electrolyte
-
- 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
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- 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
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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)
- Composite Materials (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Dispersion Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
i)前記負極はSi系負極活物質を含み、
ii)前記ゲルポリマー電解質は、金属イオンを結合することができる作用基を有するモノマーを含む組成物を重合させてなり、
iii)前記電池の充電電圧は3.0Vから5.0Vの範囲であることを特徴とするリチウム二次電池を提供する。
本発明の一実施形態に係る作用基を有するモノマーの代表的な例は、下記化合物からなる群より選ばれるいずれか、又はこれらのうち2種以上の混合物であり得る:
<ゲルポリマー電解質用組成物の製造>
エチレンカーボネート(EC):エチルメチルカーボネート(EMC)=1:2(体積比)の組成を有する非水電解液溶媒にLiPF6を1M濃度になるように溶解して電解液を準備した。前記電解液100重量部に対し重合性モノマー5重量部(2−シアノエチルアクリレート2.5重量部及びジトリメチロールプロパンテトラアクリレート2.5重量部を混用して使用)、及び重合開始剤としてt−ブチルペルオキシ−2−エチルヘキサノエート0.25重量部を添加してゲルポリマー電解質用組成物を製造した。
正極の製造
正極活物質としてLi[Li0.29Ni0.14Co0.11Mn0.46]O2 94重量%、導電剤としてカーボンブラック(carbon black)3重量%、バインダーとしてPVdF 3重量%を溶媒であるN−メチル−2−ピロリドン(NMP)に添加して正極混合物スラリーを製造した。前記正極混合物スラリーを厚さが20μm程度の正極集電体であるアルミニウム(Al)薄膜に塗布し、乾燥したあと、ロールプレス(roll press)を実施して正極を製造した。
極活物質として炭素がコーティングされたSiO及び黒鉛を10:90の重量比で混合した。前記負極活物質、導電剤としてカーボンブラック(carbon black)、SBR及びCMCを94:2:2:2の重量比で混合した。これらを溶媒である蒸留水に入れて混合し、均一な負極スラリーを製造した。
前記正極、負極及びポリプロピレン/ポリエチレン/ポリプロピレン (PP/PE/PP)3層からなるセパレーターを利用して電池を組み立て、組み立てられた電池に前記製造されたゲルポリマー電解質用組成物を注入したあと、窒素雰囲気下で80℃で2〜30分間加熱してコイン型二次電池を製造した。
実施例1のゲルポリマー電解質用組成物の製造において、2−シアノエチルアクリレートに代えて2−シアノエトキシエチルアクリレートを用いることを除いては、実施例1と同様の方法でコイン型二次電池を製造した。
実施例1のゲルポリマー電解質用組成物の製造において、2−シアノエチルアクリレートに代えてアクリロニトリルを用いることを除いては、実施例1と同様の方法でコイン型二次電池を製造した。
実施例1のゲルポリマー電解質用組成物の製造において、2−シアノエチルアクリレートに代えてエチル(E)−3−(ピリジン−2−イル)−アクリレートを用いることを除いては、実施例1と同様の方法でコイン型二次電池を製造した。
実施例1のゲルポリマー電解質用組成物の製造において、重合性モノマーと重合開始剤を用いないことを除いては、実施例1と同様の方法でコイン型二次電池を製造した。
実施例1のゲルポリマー電解質用組成物の製造において、2−シアノエチルアクリレート2.5重量部及びジトリメチロールプロパンテトラアクリレート2.5重量部を混用して製造された重合性モノマー5重量部を用いる代わりに、ジトリメチロールプロパンテトラアクリレート5重量部を単独で用いたことを除いては、実施例1と同様の方法でコイン型二次電池を製造した。
実施例1のゲルポリマー電解質用組成物の製造において、2−シアノエチルアクリレート2.5重量部及びジトリメチロールプロパンテトラアクリレート2.5重量部を混用して製造された重合性モノマー5重量部を用いる代わりに、ジペンタエリスリトルペンタアクリレート5重量部を単独で用いたことを除いては、実施例1と同様の方法でコイン型二次電池を製造した。
前記実施例1の負極の製造において、炭素コーティングされたSiOと黒鉛の混合物である負極活物質を用いる代わりに黒鉛を単独で用いたことを除いては、実施例1と同様の方法でコイン型二次電池を製造した。
実施例1から実施例4、及び比較例1から比較例4で製造されたリチウム二次電池(電池容量4.5mAh)を55℃で0.7Cの定電流4.3Vになるまで充電し、以後4.3Vの定電圧で充電して充電電流が0.225mAになると充電を終了した。以後10分間放置したあと、0.5Cの定電流で3.0Vになるまで放電した。前記充放電を40サイクル行ったあと、電池容量を測定して図3に示した。
Claims (17)
- 正極;負極;セパレーター;及びゲルポリマー電解質を含むリチウム二次電池において、
i)前記負極はSi系負極活物質を含み、
ii)前記ゲルポリマー電解質は、金属イオンと結合することができる作用基を有するモノマーを含む組成物を重合させてなり、
iii)前記電池の充電電圧は3.0Vから5.0Vの範囲であるリチウム二次電池。 - 前記負極活物質は、Si単独;Siと炭素性物質が機械的に合金されて形成されたSi−C複合体(Si−C composite);Siと金属が機械的に合金されて形成された複合体;炭素−Siナノ複合体;Si酸化物;及び炭素がコーティングされたSi又はSi酸化物からなる群より選ばれるいずれか、又はこれらのうち2種以上の混合物である請求項1に記載のリチウム二次電池。
- 前記Si−C複合体は、シリコン(Si):炭素(C)が40から80重量部:20から60重量部の割合でなる請求項2に記載のリチウム二次電池。
- 前記炭素性物質は、天然黒鉛、人造黒鉛、MCMB(MesoCarbon MicroBead)、炭素繊維及びカーボンブラックからなる群より選ばれるいずれか、又はこれらのうち2種以上の混合物である請求項2または請求項3に記載のリチウム二次電池。
- 前記作用基を有するモノマーは、アクリロニトリル又はアクリレート系モノマーである請求項1から請求項4の何れか一項に記載のリチウム二次電池。
- 前記作用基は、C1からC5であるアルキル又はハロゲンで置換又は非置換された
- 前記作用基を有するモノマーは、下記化合物からなる群より選ばれるいずれか、又はこれらのうち2種以上の混合物である請求項1から請求項6の何れか一項に記載のリチウム二次電池:
(1)2−シアノエチルアクリレート;
(2)2−シアノエトキシエチルアクリレート;
(3)アクリロニトリル;
(4)エチル(E)−3−(ピリジン−2−イル)−アクリレート;
(5)エチル(E)−3−(4−ピリジニル)−2−プロペノン塩;
(6)2−プロペン酸、3,3'−[2,2'−バイピリジン]−4,4'−ジイルビス−、ジメチルエステル;
(7)2−プロペン酸、2−[2,2'−バイピリジン]−6−イルエチルエステル;
(8)2−プロペン酸、2−[2,2'−バイピリジン]−5−イルエチルエステル;
(9)2−プロペン酸、2−[2,2'−バイピリジン]−4−イルエチルエステル;
(10)2−プロペン酸、1,1'−[[2,2'−バイピリジン]−4,4'−ジイルビス(メチレン)]エステル;
(11)2−プロペン酸、1,10−フェナントロリン−2,9−ジイルビス(メチレン)エステル;
(12)2−プロペン酸、3−(1,10−フェナントロリン−2−イル)−、フェニルメチルエステル;及び
(13)2−プロペン酸、2−[[(1−オキソ−2−プロペニル)オキシ]メチル]−2−[(1,10−フェナントロリン−5−イルメトキシ)メチル]−1,3−プロパンジイルエステル。 - 前記組成物は、電解液溶媒、イオン化可能なリチウム塩、重合開始剤、及び金属イオンと結合することができる作用基を有するモノマーを含む請求項1から請求項7の何れか一項に記載のリチウム二次電池。
- 前記組成物は2から6個のアクリレート基を有するモノマーを更に含み、前記モノマーは分枝型モノマーである請求項8に記載のリチウム二次電池。
- 前記分枝型モノマーは、ジトリメチロールプロパンテトラアクリレート、ジペンタエリスリトルペンタアクリレート及びジペンタエリスリトルヘキサアクリレートからなる群より選ばれるいずれか、又はこれらのうち2種以上の混合物である請求項9に記載のリチウム二次電池。
- 前記作用基を有するモノマーは、組成物の総重量に対し0.1重量%から10重量%の量で含まれることを特徴とする請求項8に記載のリチウム二次電池。
- 前記分枝型モノマーは、組成物の総重量に対し0.1重量%から10重量%の量で含まれる請求項9または請求項10に記載のリチウム二次電池。
- 前記作用基を有するモノマーと前記分枝型モノマーとの含量比は、1:0.1から10重量部である請求項9または請求項10に記載のリチウム二次電池。
- 前記正極に用いられる正極活物質は、下記化学式(2)から(4)で選ばれるいずれか、又はこれらのうち2種以上の混合物である請求項1から請求項13の何れか一項に記載のリチウム二次電池:
- 前記正極に用いられる正極活物質は、LiCoO2、LiNiO2、LiMnO2、LiMn2O4、LiNi1−yCoyO2(O≦y<1)、LiCo1−yMnyO2(0≦y<1)、LiNi1−yMnyO2(0≦y<1)及びLi[NiaCobMnc]O2(0<a、b、c≦1、a+b+c=1)からなる群より選ばれるいずれか、又はこれらのうち2種以上の混合物である請求項1から請求項13の何れか一項に記載のリチウム二次電池。
- 正極、負極、及び前記正極と負極との間に介在されたセパレーターを含む電極組立体を電池ケースに挿入するステップと、前記電池ケースにゲルポリマー電解質用組成物を注入して重合させ、ゲルポリマー電解質を形成させるステップとを含み、前記ゲルポリマー電解質用組成物は、電解液溶媒;イオン化可能なリチウム塩;重合開始剤;及び金属イオンを結合することができる作用基を有するモノマーを含むリチウム二次電池の製造方法。
- 前記重合は、30℃から100℃の温度範囲で行われる請求項16に記載のリチウム二次電池の製造方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20130009338 | 2013-01-28 | ||
KR10-2013-0009338 | 2013-01-28 | ||
KR1020140009649A KR101545432B1 (ko) | 2013-01-28 | 2014-01-27 | 리튬 이차 전지 |
KR10-2014-0009649 | 2014-01-27 | ||
PCT/KR2014/000800 WO2014116085A1 (ko) | 2013-01-28 | 2014-01-28 | 리튬 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015524601A true JP2015524601A (ja) | 2015-08-24 |
JP5995126B2 JP5995126B2 (ja) | 2016-09-21 |
Family
ID=51744710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015523037A Active JP5995126B2 (ja) | 2013-01-28 | 2014-01-28 | リチウム二次電池及びその製造方法 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP5995126B2 (ja) |
KR (1) | KR101545432B1 (ja) |
CN (1) | CN104285330B (ja) |
BR (1) | BR112014017510B8 (ja) |
IN (1) | IN2014CN04819A (ja) |
TW (1) | TWI552421B (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6067844B2 (ja) * | 2013-04-30 | 2017-01-25 | 日立オートモティブシステムズ株式会社 | リチウムイオン二次電池 |
JP2020071901A (ja) * | 2018-10-29 | 2020-05-07 | セイコーエプソン株式会社 | 正極材、二次電池、電子機器、正極材の製造方法 |
CN111406339A (zh) * | 2018-02-09 | 2020-07-10 | 株式会社Lg化学 | 固体聚合物电解质和包含该固体聚合物电解质的锂二次电池 |
CN111816925A (zh) * | 2020-08-14 | 2020-10-23 | 中南大学 | 一种固态电池及其制备方法 |
WO2023208007A1 (zh) * | 2022-04-29 | 2023-11-02 | 华为技术有限公司 | 复合材料及其制备方法和应用 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10326166B2 (en) * | 2016-08-15 | 2019-06-18 | GM Global Technology Operations LLC | Gel electrolytes and precursors thereof |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11121012A (ja) * | 1997-10-09 | 1999-04-30 | Yuasa Corp | 非水電解質電池 |
JP2000021449A (ja) * | 1998-07-01 | 2000-01-21 | Fuji Photo Film Co Ltd | 非水二次電池 |
JP2000294284A (ja) * | 1999-04-07 | 2000-10-20 | Mitsubishi Chemicals Corp | 高分子ゲル電解質及びそれを用いたリチウム二次電池 |
JP2000311715A (ja) * | 1999-04-26 | 2000-11-07 | Mitsubishi Chemicals Corp | リチウム二次電池 |
JP2001176556A (ja) * | 1999-11-05 | 2001-06-29 | Ilion Technology Corp | 高分子電解質ゲル |
JP2003168479A (ja) * | 2001-12-03 | 2003-06-13 | Samsung Sdi Co Ltd | リチウム二次電池及びリチウム二次電池の製造方法 |
JP2009163936A (ja) * | 2007-12-28 | 2009-07-23 | Sanyo Electric Co Ltd | ポリマー電解質二次電池 |
JP2010514134A (ja) * | 2006-12-21 | 2010-04-30 | エルジー・ケム・リミテッド | ゲルポリマー電解質用組成物及びこれから製造されたゲルポリマー電解質とこれを含む電気化学素子 |
JP2011119097A (ja) * | 2009-12-02 | 2011-06-16 | Sony Corp | 非水電解質電池 |
CN102891010A (zh) * | 2012-09-19 | 2013-01-23 | 华东师范大学 | 一种聚合物凝胶电解质及其制备方法和应用 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100364167C (zh) * | 2001-12-03 | 2008-01-23 | 三星Sdi株式会社 | 可充电的锂电池及其制备方法 |
US20050271939A1 (en) * | 2004-06-07 | 2005-12-08 | Yang Xu | Novel polymer electrolyte for electrochemical power sources |
KR101375328B1 (ko) * | 2007-07-27 | 2014-03-19 | 삼성에스디아이 주식회사 | Si/C 복합물, 이를 포함하는 음극활물질 및 리튬전지 |
CN101353435A (zh) * | 2008-09-12 | 2009-01-28 | 华南师范大学 | 一种活化型凝胶态锂离子电池聚合物电解质薄膜及其制备方法和应用 |
CN101685876B (zh) * | 2008-09-27 | 2013-06-26 | 深圳市比克电池有限公司 | 聚合物电池的制备方法 |
US9825337B2 (en) * | 2009-06-17 | 2017-11-21 | Sony Corporation | Non-aqueous electrolyte battery including an amorphous material |
CN101826635A (zh) * | 2010-04-09 | 2010-09-08 | 广州天赐高新材料股份有限公司 | 一种锂电池用聚合物电解液及其电池的制造方法 |
CN101872875A (zh) * | 2010-05-27 | 2010-10-27 | 西北工业大学 | 聚烯烃类凝胶聚合物电解质锂离子电池的组装工艺 |
EP2713432B1 (en) * | 2011-06-30 | 2017-08-09 | LG Chem, Ltd. | Novel polymer electrolyte and lithium secondary battery including same |
-
2014
- 2014-01-27 KR KR1020140009649A patent/KR101545432B1/ko active IP Right Grant
- 2014-01-28 TW TW103103225A patent/TWI552421B/zh active
- 2014-01-28 CN CN201480001221.9A patent/CN104285330B/zh active Active
- 2014-01-28 IN IN4819CHN2014 patent/IN2014CN04819A/en unknown
- 2014-01-28 JP JP2015523037A patent/JP5995126B2/ja active Active
- 2014-01-28 BR BR112014017510A patent/BR112014017510B8/pt active IP Right Grant
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11121012A (ja) * | 1997-10-09 | 1999-04-30 | Yuasa Corp | 非水電解質電池 |
JP2000021449A (ja) * | 1998-07-01 | 2000-01-21 | Fuji Photo Film Co Ltd | 非水二次電池 |
JP2000294284A (ja) * | 1999-04-07 | 2000-10-20 | Mitsubishi Chemicals Corp | 高分子ゲル電解質及びそれを用いたリチウム二次電池 |
JP2000311715A (ja) * | 1999-04-26 | 2000-11-07 | Mitsubishi Chemicals Corp | リチウム二次電池 |
JP2001176556A (ja) * | 1999-11-05 | 2001-06-29 | Ilion Technology Corp | 高分子電解質ゲル |
JP2003168479A (ja) * | 2001-12-03 | 2003-06-13 | Samsung Sdi Co Ltd | リチウム二次電池及びリチウム二次電池の製造方法 |
JP2010514134A (ja) * | 2006-12-21 | 2010-04-30 | エルジー・ケム・リミテッド | ゲルポリマー電解質用組成物及びこれから製造されたゲルポリマー電解質とこれを含む電気化学素子 |
JP2009163936A (ja) * | 2007-12-28 | 2009-07-23 | Sanyo Electric Co Ltd | ポリマー電解質二次電池 |
JP2011119097A (ja) * | 2009-12-02 | 2011-06-16 | Sony Corp | 非水電解質電池 |
CN102891010A (zh) * | 2012-09-19 | 2013-01-23 | 华东师范大学 | 一种聚合物凝胶电解质及其制备方法和应用 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6067844B2 (ja) * | 2013-04-30 | 2017-01-25 | 日立オートモティブシステムズ株式会社 | リチウムイオン二次電池 |
CN111406339A (zh) * | 2018-02-09 | 2020-07-10 | 株式会社Lg化学 | 固体聚合物电解质和包含该固体聚合物电解质的锂二次电池 |
US11710852B2 (en) | 2018-02-09 | 2023-07-25 | Lg Energy Solution, Ltd. | Separator for secondary battery and lithium secondary battery including same |
JP2020071901A (ja) * | 2018-10-29 | 2020-05-07 | セイコーエプソン株式会社 | 正極材、二次電池、電子機器、正極材の製造方法 |
JP7310118B2 (ja) | 2018-10-29 | 2023-07-19 | セイコーエプソン株式会社 | 正極材の製造方法 |
CN111816925A (zh) * | 2020-08-14 | 2020-10-23 | 中南大学 | 一种固态电池及其制备方法 |
CN111816925B (zh) * | 2020-08-14 | 2022-11-29 | 中南大学 | 一种固态电池及其制备方法 |
WO2023208007A1 (zh) * | 2022-04-29 | 2023-11-02 | 华为技术有限公司 | 复合材料及其制备方法和应用 |
Also Published As
Publication number | Publication date |
---|---|
TWI552421B (zh) | 2016-10-01 |
KR101545432B1 (ko) | 2015-08-18 |
CN104285330A (zh) | 2015-01-14 |
TW201444160A (zh) | 2014-11-16 |
JP5995126B2 (ja) | 2016-09-21 |
BR112014017510B1 (pt) | 2021-05-25 |
CN104285330B (zh) | 2017-08-22 |
KR20140097027A (ko) | 2014-08-06 |
BR112014017510A8 (pt) | 2017-07-04 |
BR112014017510B8 (pt) | 2023-01-10 |
BR112014017510A2 (pt) | 2017-06-13 |
IN2014CN04819A (ja) | 2015-09-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6102039B2 (ja) | ゲルポリマー電解質用組成物及びこれを含むリチウム二次電池 | |
KR102167590B1 (ko) | 비수성 전해액 및 이를 포함하는 리튬 이차전지 | |
JP6504550B2 (ja) | 高電圧リチウム二次電池 | |
JP6095080B2 (ja) | 非水性電解液及びこれを含むリチウム二次電池 | |
JP6037486B2 (ja) | 非水性電解液及びこれを含むリチウム二次電池 | |
EP2790260B1 (en) | Composition for gel polymer electrolyte and lithium secondary battery comprising same | |
JP5995126B2 (ja) | リチウム二次電池及びその製造方法 | |
JP7378601B2 (ja) | リチウム二次電池用非水電解液及びそれを含むリチウム二次電池 | |
EP2782182B1 (en) | Lithium secondary battery | |
JP7536331B2 (ja) | 二次電池の製造方法 | |
US10170791B2 (en) | High-voltage lithium secondary battery | |
CN111868970B (zh) | 用于锂二次电池的负极、制备所述负极的方法和包括所述负极的锂二次电池 | |
KR102109836B1 (ko) | 겔 폴리머 전해질용 조성물 및 이를 포함하는 리튬 이차전지 | |
JP7442660B2 (ja) | ゲルポリマー電解質二次電池の製造方法、及びそれによって製造されたゲルポリマー電解質二次電池 | |
JP7427312B2 (ja) | リチウム二次電池用電極活物質の劣化診断方法 | |
JP7507849B2 (ja) | 電池システム、その使用方法、およびそれを含む電池パック | |
JP2023549886A (ja) | リチウム二次電池及びその製造方法 | |
KR20240026793A (ko) | 리튬 이차전지용 양극의 제조 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20151222 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20160119 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160418 |
|
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: 20160726 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20160810 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5995126 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
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: R313111 |
|
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 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |