JP6764345B2 - リチウムベース電池用の電解質添加剤としてのアルキルベンゾエート誘導体 - Google Patents
リチウムベース電池用の電解質添加剤としてのアルキルベンゾエート誘導体 Download PDFInfo
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- JP6764345B2 JP6764345B2 JP2016563062A JP2016563062A JP6764345B2 JP 6764345 B2 JP6764345 B2 JP 6764345B2 JP 2016563062 A JP2016563062 A JP 2016563062A JP 2016563062 A JP2016563062 A JP 2016563062A JP 6764345 B2 JP6764345 B2 JP 6764345B2
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- 229910052744 lithium Inorganic materials 0.000 title claims description 35
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims description 31
- 239000002000 Electrolyte additive Substances 0.000 title description 2
- DLAHAXOYRFRPFQ-UHFFFAOYSA-N dodecyl benzoate Chemical class CCCCCCCCCCCCOC(=O)C1=CC=CC=C1 DLAHAXOYRFRPFQ-UHFFFAOYSA-N 0.000 title 1
- 239000000203 mixture Substances 0.000 claims description 95
- 239000003792 electrolyte Substances 0.000 claims description 91
- -1 acyclic carbonates Chemical class 0.000 claims description 68
- 150000001875 compounds Chemical class 0.000 claims description 45
- 239000000654 additive Substances 0.000 claims description 44
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 43
- 230000000996 additive effect Effects 0.000 claims description 32
- 125000000217 alkyl group Chemical group 0.000 claims description 24
- 125000003118 aryl group Chemical group 0.000 claims description 22
- 125000004122 cyclic group Chemical group 0.000 claims description 19
- 239000003960 organic solvent Substances 0.000 claims description 16
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- PFYHAAAQPNMZHO-UHFFFAOYSA-N Methyl 2-methoxybenzoate Chemical compound COC(=O)C1=CC=CC=C1OC PFYHAAAQPNMZHO-UHFFFAOYSA-N 0.000 claims description 10
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 10
- 229910052794 bromium Inorganic materials 0.000 claims description 10
- 229910052801 chlorine Inorganic materials 0.000 claims description 10
- 229910052731 fluorine Inorganic materials 0.000 claims description 10
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 9
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- 125000003342 alkenyl group Chemical group 0.000 claims description 9
- 229910052740 iodine Inorganic materials 0.000 claims description 9
- 125000000304 alkynyl group Chemical group 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 125000002015 acyclic group Chemical group 0.000 claims description 6
- 229940063013 borate ion Drugs 0.000 claims description 6
- 125000001424 substituent group Chemical group 0.000 claims description 6
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 claims description 5
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- ONWPLBKWMAUFGZ-UHFFFAOYSA-N methyl 2-acetyloxybenzoate Chemical compound COC(=O)C1=CC=CC=C1OC(C)=O ONWPLBKWMAUFGZ-UHFFFAOYSA-N 0.000 claims description 5
- 150000001735 carboxylic acids Chemical class 0.000 claims description 4
- 229920000570 polyether Polymers 0.000 claims description 4
- KWWDVIIKMNQADG-UHFFFAOYSA-N boric acid;difluoro oxalate Chemical compound OB(O)O.FOC(=O)C(=O)OF KWWDVIIKMNQADG-UHFFFAOYSA-N 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 150000008040 ionic compounds Chemical class 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims description 2
- 150000002170 ethers Chemical class 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims 2
- WDXYVJKNSMILOQ-UHFFFAOYSA-N 1,3,2-dioxathiolane 2-oxide Chemical compound O=S1OCCO1 WDXYVJKNSMILOQ-UHFFFAOYSA-N 0.000 claims 1
- 239000001294 propane Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 description 48
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 27
- 229910001416 lithium ion Inorganic materials 0.000 description 27
- 229910052751 metal Inorganic materials 0.000 description 24
- 239000002184 metal Substances 0.000 description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 17
- 229910052710 silicon Inorganic materials 0.000 description 15
- 239000010703 silicon Substances 0.000 description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 14
- 229910045601 alloy Inorganic materials 0.000 description 12
- 239000000956 alloy Substances 0.000 description 12
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 12
- 239000006183 anode active material Substances 0.000 description 11
- 239000010936 titanium Substances 0.000 description 8
- SBLRHMKNNHXPHG-UHFFFAOYSA-N 4-fluoro-1,3-dioxolan-2-one Chemical compound FC1COC(=O)O1 SBLRHMKNNHXPHG-UHFFFAOYSA-N 0.000 description 7
- 235000010290 biphenyl Nutrition 0.000 description 7
- 229920001577 copolymer Polymers 0.000 description 7
- 229910002804 graphite Inorganic materials 0.000 description 7
- 239000010439 graphite Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 7
- 239000004305 biphenyl Substances 0.000 description 6
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 6
- 239000011888 foil Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 229910013870 LiPF 6 Inorganic materials 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229920001515 polyalkylene glycol Polymers 0.000 description 5
- 229920001223 polyethylene glycol Polymers 0.000 description 5
- 239000011135 tin Substances 0.000 description 5
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 4
- 239000002202 Polyethylene glycol Substances 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
- 150000002430 hydrocarbons Chemical group 0.000 description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 229910052718 tin Inorganic materials 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 150000000185 1,3-diols Chemical class 0.000 description 3
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 229910013063 LiBF 4 Inorganic materials 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 229910052787 antimony Inorganic materials 0.000 description 3
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 3
- 229910052797 bismuth Inorganic materials 0.000 description 3
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 3
- 239000006182 cathode active material Substances 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 150000005676 cyclic carbonates Chemical class 0.000 description 3
- 238000000840 electrochemical analysis Methods 0.000 description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 3
- 229910052732 germanium Inorganic materials 0.000 description 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002931 mesocarbon microbead Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229920002239 polyacrylonitrile Polymers 0.000 description 3
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical group CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- ZUHZGEOKBKGPSW-UHFFFAOYSA-N tetraglyme Chemical compound COCCOCCOCCOCCOC ZUHZGEOKBKGPSW-UHFFFAOYSA-N 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 238000004448 titration Methods 0.000 description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 2
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 2
- 125000001494 2-propynyl group Chemical group [H]C#CC([H])([H])* 0.000 description 2
- 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
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 description 2
- 125000003601 C2-C6 alkynyl group Chemical group 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 2
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- UUIQMZJEGPQKFD-UHFFFAOYSA-N Methyl butyrate Chemical compound CCCC(=O)OC UUIQMZJEGPQKFD-UHFFFAOYSA-N 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 125000002947 alkylene group Chemical group 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 150000001491 aromatic compounds Chemical class 0.000 description 2
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- WVQUCYVTZWVNLV-UHFFFAOYSA-N boric acid;oxalic acid Chemical compound OB(O)O.OC(=O)C(O)=O WVQUCYVTZWVNLV-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 150000004292 cyclic ethers Chemical class 0.000 description 2
- HHNHBFLGXIUXCM-GFCCVEGCSA-N cyclohexylbenzene Chemical compound [CH]1CCCC[C@@H]1C1=CC=CC=C1 HHNHBFLGXIUXCM-GFCCVEGCSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 2
- YNQRWVCLAIUHHI-UHFFFAOYSA-L dilithium;oxalate Chemical compound [Li+].[Li+].[O-]C(=O)C([O-])=O YNQRWVCLAIUHHI-UHFFFAOYSA-L 0.000 description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- OBNCKNCVKJNDBV-UHFFFAOYSA-N ethyl butyrate Chemical compound CCCC(=O)OCC OBNCKNCVKJNDBV-UHFFFAOYSA-N 0.000 description 2
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 229910021385 hard carbon Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- DEUISMFZZMAAOJ-UHFFFAOYSA-N lithium dihydrogen borate oxalic acid Chemical compound B([O-])(O)O.C(C(=O)O)(=O)O.C(C(=O)O)(=O)O.[Li+] DEUISMFZZMAAOJ-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 229910052752 metalloid Inorganic materials 0.000 description 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 2
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 235000006408 oxalic acid Nutrition 0.000 description 2
- MRDKYAYDMCRFIT-UHFFFAOYSA-N oxalic acid;phosphoric acid Chemical class OP(O)(O)=O.OC(=O)C(O)=O MRDKYAYDMCRFIT-UHFFFAOYSA-N 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000002516 radical scavenger Substances 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 229910052566 spinel group Inorganic materials 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 2
- HHVIBTZHLRERCL-UHFFFAOYSA-N sulfonyldimethane Chemical compound CS(C)(=O)=O HHVIBTZHLRERCL-UHFFFAOYSA-N 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 229910000319 transition metal phosphate Inorganic materials 0.000 description 2
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 2
- PYOKUURKVVELLB-UHFFFAOYSA-N trimethyl orthoformate Chemical compound COC(OC)OC PYOKUURKVVELLB-UHFFFAOYSA-N 0.000 description 2
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- JWZZKOKVBUJMES-UHFFFAOYSA-N (+-)-Isoprenaline Chemical compound CC(C)NCC(O)C1=CC=C(O)C(O)=C1 JWZZKOKVBUJMES-UHFFFAOYSA-N 0.000 description 1
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical class CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 1
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 1
- GKDCWKGUOZVDFX-UHFFFAOYSA-N 1,1,1,4,4,4-hexafluoro-2,3-bis(trifluoromethyl)butane-2,3-diol Chemical compound FC(F)(F)C(C(F)(F)F)(O)C(O)(C(F)(F)F)C(F)(F)F GKDCWKGUOZVDFX-UHFFFAOYSA-N 0.000 description 1
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 description 1
- OIAQMFOKAXHPNH-UHFFFAOYSA-N 1,2-diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC=C1C1=CC=CC=C1 OIAQMFOKAXHPNH-UHFFFAOYSA-N 0.000 description 1
- FSSPGSAQUIYDCN-UHFFFAOYSA-N 1,3-Propane sultone Chemical compound O=S1(=O)CCCO1 FSSPGSAQUIYDCN-UHFFFAOYSA-N 0.000 description 1
- VDFVNEFVBPFDSB-UHFFFAOYSA-N 1,3-dioxane Chemical compound C1COCOC1 VDFVNEFVBPFDSB-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or 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
- H01M10/056—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
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
-
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Description
R1は、C1〜C10アルキルから選択され、
R2は、O(C1〜C10アルキル)、OC(O)(C1〜C10アルキル)、OC(O)O(C1〜C10アルキル)、OS(O)2(C1〜C10アルキル)およびS(O)2O(C1〜C10アルキル)から選択され、
C1〜C10アルキルは、1個または複数個のFで置換されていてもよく、C1〜C10アルキルの、Oと直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよい)
を含有する電解質組成物によって実現される。
R1はC1〜C10アルキルから選択され、
R2はO(C1〜C10アルキル)、OC(O)(C1〜C10アルキル)、OC(O)O(C1〜C10アルキル)、OS(O)2(C1〜C10アルキル)およびS(O)2O(C1〜C10アルキル)から選択され、
C1〜C10アルキルは、1個または複数個のFで置換されていてもよく、C1〜C10アルキルの、Oと直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよい)は、
好ましいとして上述したような化合物を含め、電解質組成物中の過充電保護添加剤として使用することができる。したがって、本発明のさらなる目的は、上述のような式(I)の化合物の、電解質組成物における過充電保護添加剤として使用することである。それに応じて、式(I)の化合物を電解質組成物における過充電保護添加剤として使用する場合、典型的な濃度は、電解質組成物の総質量に対して0.1〜20質量%、好ましくは1〜10質量%、最も好ましくは2〜5質量%である。電気化学セルにおいて、好ましくはリチウム電池において、より好ましくはリチウムイオン電池において電解質組成物を使用する。
XはCH2またはNR’であり、
R3はC1〜C6アルキルから選択され、
R4は−(CH2)u−SO3−(CH2)V−R’’から選択され、
−SO3−は−O−S(O)2−または−S(O)2−O−、好ましくは−SO3−は−O−S(O)2−であり、
uは1〜8の整数であり、好ましくは、uは2、3または4であり、−(CH2)u−アルキレン鎖の、N原子および/またはSO3基と直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよく、−(CH2)u−アルキレン鎖の隣接する2個のCH2基は、C−C二重結合で置き換えられていてもよいが、好ましくは−(CH2)u−アルキレン鎖は置換されず、uuは1〜8の整数であり、好ましくは、uは2、3または4であり、
vは1〜4の整数であり、好ましくは、vは0であり、
R’はC1〜C6アルキルから選択され、
R’’は、1個または複数個のFを含有していてもよいC1〜C20アルキル、C2〜C20アルケニル、C2〜C20アルキニル、C6〜C12アリールおよびC6〜C24アラルキルから選択され、アルキル、アルケニル、アルキニルおよびアラルキルの、SO3基と直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよく、好ましくは、R’’は、1個または複数個のFを含有していてもよいC1〜C6アルキル、C2〜C4アルケニルおよびC2〜C4アルキニルから選択され、アルキル、アルケニル、アルキニルおよびアラルキルの、SO3基と直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよく、R’’の好ましい例としては、メチル、エチル、トリフルオロメチル、ペンタフルオロメチル、n−プロピル、n−ブチル、n−へキシル、エテニル、エチニル、アリルまたはプロパ−1−イン−イルが挙げられる)と
ビスオキサラトホウ酸イオン、ジフルオロ(オキサラト)ホウ酸イオン、[FzB(CmF2m+1)4−z]−、[FyP(CmF2m+1)6−y]−、(CmF2m+1)2P(O)O]−、[CmF2m+1P(O)O2]2−、[O−C(O)−CmF2m+1]−、[O−S(O)2−CmF2m+1]−、[N(C(O)−CmF2m+1)2]−、[N(S(O)2−CmF2m+1)2]−、[N(C(O)−CmF2m+1)(S(O)2−CmF2m+1)]−、[N(C(O)−CmF2m+1)(C(O)F)]−、[N(S(O)2−CmF2m+1)(S(O)2F)]−、[N(S(O)2F)2]−、[C(C(O)−CmF2m+1)3]−、[C(S(O)2−CmF2m+1)3]−(式中、mは1〜8の整数であり、zは1〜4の整数であり、yは1〜6の整数である)から選択されるアニオンとを含有するイオン化合物から選択される少なくとも1種のSEI形成を含有する。
R6、R7、R8、R9およびR10は同一であっても異なっていてもよく、H、F、Cl、Br、I、C6〜C12アリールおよびC1〜C6アルキルから互いに独立に選択され、C6〜C12アリールおよびC1〜C6アルキルは、F、Cl、BrおよびIから互いに独立に選択される1種または複数種の置換基によって置換されていてもよい)
から選択される少なくとも1種の追加の過充電保護添加剤を含有する。
各RIが、F、Cl、Br、I、C1〜C4アルキル、C2〜C4アルケニル、C2〜C4アルキニル、OC1〜C4アルキル、OC2〜C4アルケニルおよびOC2〜C4アルキニルから互いに独立に選択され、アルキル、アルケニルおよびアルキニルは1個または複数個のORIIIによって置換されていてもよく、RIIIはC1〜C6アルキル、C2〜C6アルケニル、C2〜C6アルキニルから選択され、
(ORIIO)が、1,2−もしくは1,3−ジオール、1,2−もしくは1,3−ジカルボン酸または1,2−もしくは1,3−ヒドロキシカルボン酸から得られる二価の基であり、この二価の基が、両方の酸素原子を介してB原子と5または6員環を形成する、Li[B(RI)4]、Li[B(RI)2(ORIIO)]およびLi[B(ORIIO)2]、
・LiClO4、LiAsF6、LiCF3SO3、Li2SiF6、LiSbF6、LiAlCl4、Li(N(SO2F)2)、テトラフルオロ(オキサラト)リン酸リチウム、シュウ酸リチウム、
・mおよびnが以下のように定義される一般式Li[Z(CnF2n+1SO2)m]の塩。
Zが窒素およびリンから選択される場合、m=2、
Zが炭素およびケイ素から選択される場合、m=3、
nは1〜20の範囲の整数である。
2−メトキシ安息香酸メチル(M2Mb)、アセチルサリチル酸メチル(MAS)、ビフェニル(BP)、モノフルオロエチレンカーボネート(FEC)、炭酸エチレン(EC)、六フッ化リン酸リチウム(LiPF6)、炭酸エチルメチル(EMC)、および1−メチル−1−{2−[(メチルスルホニル)オキシ]エチル}ピロリジニウムビス(オキサラト)ボレート(S2B)から電解質組成物を製造した。前記電解質組成物の正確な組成を表1に示す。質量%は、電解質組成物の総質量に対してである。S2BはWO2013/026854A1に記載されているように製造したが、他の化合物はすべて市販の化合物であった。
容量2mAh/cm2のリチウム−ニッケル−コバルト−マンガン酸化物(LiNi0.33Co0.33Mn0.33O2、NCM111)電極および容量2.15mAh/cm2の黒鉛電極を用いて、ボタンセルを作製した。セパレータとして、ガラス繊維フィルタセパレータ(Whatmann GF/D)を使用し、このセパレータに、電解質組成物それぞれの100μlを染み込ませた。気候室内25℃で電気化学的測定を行った。電気化学試験には、表2に示す手順を使用した。
Claims (14)
- R1がC1〜C6アルキルから選択され、R2がO(C1〜C6アルキル)から選択され、C1〜C6アルキルが、1個または複数個のFで置換されていてもよく、C1〜C6アルキルの、Oと直接は結合していない1個または複数個のCH2基が、Oで置き換えられていてもよい、請求項1に記載の電気化学セル用電解質組成物。
- R1がC1〜C6アルキルから選択され、R2がOC(O)(C1〜C6アルキル)から選択され、
C1〜C6アルキルは、1個または複数個のFで置換されていてもよく、C1〜C6アルキルの、Oと直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよい、請求項1に記載の電気化学セル用電解質組成物。 - R1がC1〜C6アルキルから選択され、
C1〜C6アルキルは、1個または複数個のFで置換されていてもよく、C1〜C6アルキルの、Oと直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよい、請求項1に記載の電気化学セル用電解質組成物。 - 前記少なくとも1種の式(I)の化合物が、アセチルサリチル酸メチルおよび2−メトキシ安息香酸メチルから選択される、請求項1に記載の電気化学セル用電解質組成物。
- 電気化学セル用電解質組成物中の前記少なくとも1種の式(I)の化合物の濃度が、電気化学セル用電解質組成物の総質量に対して0.1〜20質量%の範囲にある、請求項1から5のいずれか一項に記載の電気化学セル用電解質組成物。
- 少なくとも1種のSEI形成添加剤および/または少なくとも1種の追加の過充電保護添加剤を含有する、請求項1から6のいずれか一項に記載の電気化学セル用電解質組成物。
- 当該電気化学セル用電解質組成物が、炭酸ビニレンおよびその誘導体、フッ素化炭酸エチレンおよびその誘導体、プロパンスルトンおよびその誘導体、亜硫酸エチレンおよびその誘導体、オキサレート含有化合物、ならびに式(II)のカチオン
XはCH2またはNR’であり、
R3はC1〜C6アルキルから選択され、
R4は−(CH2)u−SO3−(CH2)V−R’’から選択され、
−SO3−は−O−S(O)2−または−S(O)2−O−であり、
uは1〜8の整数であり、−(CH2)u−アルキレン鎖の、N原子および/またはSO3基と直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよく、−(CH2)u−アルキレン鎖の隣接する2個のCH2基は、C−C二重結合で置き換えられていてもよく、
vは1〜4の整数であり、
R’はC1〜C6アルキルから選択され、
R’’は、1個または複数個のFを含有していてもよいC1〜C20アルキル、C2〜C20アルケニル、C2〜C20アルキニル、C6〜C12アリールおよびC6〜C24アラルキルから選択され、アルキル、アルケニル、アルキニルおよびアラルキルの、SO3基と直接は結合していない1個または複数個のCH2基は、Oで置き換えられていてもよい)と
ビス(オキサラト)ホウ酸イオン、ジフルオロ(オキサラト)ホウ酸イオン、[FzB(CmF2m+1)4−z]−、[FyP(CmF2m+1)6−y]−、(CmF2m+1)2P(O)O]−、[CmF2m+1P(O)O2]2−、[O−C(O)−CmF2m+1]−、[O−S(O)2−CmF2m+1]−、[N(C(O)−CmF2m+1)2]−、[N(S(O)2−CmF2m+1)2]−、[N(C(O)−CmF2m+1)(S(O)2−CmF2m+1)]−、[N(C(O)−CmF2m+1)(C(O)F)]−、[N(S(O)2−CmF2m+1)(S(O)2F)]−、[N(S(O)2F)2]−、[C(C(O)−CmF2m+1)3]−、[C(S(O)2−CmF2m+1)3]−(式中、mは1〜8の整数であり、zは1〜4の整数であり、yは1〜6の整数である)から選択されるアニオンとを含有するイオン化合物から選択される少なくとも1種のSEI形成添加剤を含有する、請求項1から7のいずれか一項に記載の電気化学セル用電解質組成物。 - 当該電気化学セル用電解質組成物が、式(III)の化合物
R6、R7、R8、R9およびR10は同一であっても異なっていてもよく、H、F、Cl、Br、I、C6〜C12アリールおよびC1〜C6アルキルから互いに独立に選択され、C6〜C12アリールおよびC1〜C6アルキルは、F、Cl、BrおよびIから互いに独立に選択される1種または複数種の置換基によって置換されていてもよい)
から選択される追加の過充電保護添加剤を含有する、請求項1から8のいずれか一項に記載の電気化学セル用電解質組成物。 - 当該電気化学セル用電解質組成物が、少なくとも1種の非プロトン性有機溶媒を含有する、請求項1から9のいずれか一項に記載の電気化学セル用電解質組成物。
- 当該電気化学セル用電解質組成物が、環式および非環式カーボネート、ジ−C1〜C10アルキルエーテル、ジ−C1〜C4−アルキル−C2〜C6アルキレンエーテルおよびポリエーテル、環式エーテル、環式および非環式アセタールおよびケタール、オルトカルボン酸エステル、カルボン酸の環式および非環式エステル、環式および非環式スルホン、ならびに環式および非環式のニトリルおよびジニトリルから選択される少なくとも1種の非プロトン性有機溶媒を含有する、請求項1から10のいずれか一項に記載の電気化学セル用電解質組成物。
- 請求項1から11のいずれか一項に記載の前記電気化学セル用電解質組成物を含む電気化学セル。
- 当該電気化学セルがリチウム電池である、請求項13に記載の電気化学セル。
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ES2388319T3 (es) | 2007-02-02 | 2012-10-11 | Ube Industries, Ltd. | Compuesto de éster, y disolución de electrolito no acuosa y batería secundaria de litio cada una usando el compuesto de éster |
WO2009107786A1 (ja) | 2008-02-29 | 2009-09-03 | 三菱化学株式会社 | 非水系電解液および非水系電解液電池 |
JP5589287B2 (ja) * | 2008-02-29 | 2014-09-17 | 三菱化学株式会社 | 非水系電解液及び非水系電解液電池 |
CN104112870A (zh) | 2009-08-31 | 2014-10-22 | 三菱化学株式会社 | 非水电解液及使用该非水电解液的非水电解质电池 |
JP5565212B2 (ja) * | 2010-01-29 | 2014-08-06 | 三菱化学株式会社 | 非水系電解液及びそれを用いた非水系電解液電池 |
WO2012148194A2 (ko) | 2011-04-26 | 2012-11-01 | 한국화학연구원 | 사이클로트리포스파젠계 가교제 및 가소제를 함유하는 고분자 전해질 조성물 |
KR102072367B1 (ko) * | 2011-08-24 | 2020-02-03 | 바스프 에스이 | 전기화학 또는 광전자 소자용 황-함유 첨가제 |
KR101549664B1 (ko) | 2012-06-08 | 2015-09-02 | 주식회사 엘지화학 | 비수 전해액 및 그를 갖는 리튬 이차전지 |
KR101857930B1 (ko) | 2012-06-29 | 2018-05-14 | 미쯔비시 케미컬 주식회사 | 비수계 전해액 및 그것을 사용한 비수계 전해액 전지 |
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CN106165184B (zh) | 2019-03-01 |
KR102487263B1 (ko) | 2023-01-10 |
EP3132486B1 (en) | 2018-06-06 |
US10388992B2 (en) | 2019-08-20 |
EP3132486A1 (en) | 2017-02-22 |
CN106165184A (zh) | 2016-11-23 |
KR20160143836A (ko) | 2016-12-14 |
WO2015158578A1 (en) | 2015-10-22 |
JP2017520077A (ja) | 2017-07-20 |
US20170040650A1 (en) | 2017-02-09 |
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