JP2022114427A - 電解質の酸化電位の測定方法 - Google Patents
電解質の酸化電位の測定方法 Download PDFInfo
- Publication number
- JP2022114427A JP2022114427A JP2021175361A JP2021175361A JP2022114427A JP 2022114427 A JP2022114427 A JP 2022114427A JP 2021175361 A JP2021175361 A JP 2021175361A JP 2021175361 A JP2021175361 A JP 2021175361A JP 2022114427 A JP2022114427 A JP 2022114427A
- Authority
- JP
- Japan
- Prior art keywords
- electrolyte
- voltage
- glyceryl ether
- epoxy resin
- oxidation potential
- 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
- 239000003792 electrolyte Substances 0.000 title claims abstract description 128
- 230000003647 oxidation Effects 0.000 title claims abstract description 81
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 45
- 239000003822 epoxy resin Substances 0.000 claims description 106
- 229920000647 polyepoxide Polymers 0.000 claims description 106
- GPLRAVKSCUXZTP-UHFFFAOYSA-N diglycerol Chemical compound OCC(O)COCC(O)CO GPLRAVKSCUXZTP-UHFFFAOYSA-N 0.000 claims description 98
- 239000011245 gel electrolyte Substances 0.000 claims description 61
- 229920000642 polymer Polymers 0.000 claims description 48
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 28
- 229920000768 polyamine Polymers 0.000 claims description 27
- 150000001875 compounds Chemical class 0.000 claims description 26
- 229920006037 cross link polymer Polymers 0.000 claims description 26
- 239000008151 electrolyte solution Substances 0.000 claims description 23
- 239000003125 aqueous solvent Substances 0.000 claims description 15
- 229910003002 lithium salt Inorganic materials 0.000 claims description 14
- 159000000002 lithium salts Chemical class 0.000 claims description 14
- GYZLOYUZLJXAJU-UHFFFAOYSA-N diglycidyl ether Chemical group C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 claims description 13
- 125000003700 epoxy group Chemical group 0.000 claims description 10
- 238000007142 ring opening reaction Methods 0.000 claims description 8
- 125000003277 amino group Chemical group 0.000 claims description 7
- 238000005868 electrolysis reaction Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 abstract description 26
- 230000008859 change Effects 0.000 abstract description 10
- 229910001416 lithium ion Inorganic materials 0.000 description 66
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 62
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 60
- 239000002202 Polyethylene glycol Substances 0.000 description 42
- 229920001223 polyethylene glycol Polymers 0.000 description 42
- 239000000499 gel Substances 0.000 description 36
- 210000004027 cell Anatomy 0.000 description 32
- 229920003020 cross-linked polyethylene Polymers 0.000 description 30
- 239000004703 cross-linked polyethylene Substances 0.000 description 30
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 30
- 229910052744 lithium Inorganic materials 0.000 description 28
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 27
- 238000004832 voltammetry Methods 0.000 description 18
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 16
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 16
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 14
- 239000000758 substrate Substances 0.000 description 13
- 238000012546 transfer Methods 0.000 description 13
- 230000001351 cycling effect Effects 0.000 description 12
- 239000002243 precursor Substances 0.000 description 12
- AOBIOSPNXBMOAT-UHFFFAOYSA-N 2-[2-(oxiran-2-ylmethoxy)ethoxymethyl]oxirane Chemical compound C1OC1COCCOCC1CO1 AOBIOSPNXBMOAT-UHFFFAOYSA-N 0.000 description 11
- SBLRHMKNNHXPHG-UHFFFAOYSA-N 4-fluoro-1,3-dioxolan-2-one Chemical compound FC1COC(=O)O1 SBLRHMKNNHXPHG-UHFFFAOYSA-N 0.000 description 10
- -1 poly(propylene glycol) Polymers 0.000 description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 8
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 7
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 6
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 150000001412 amines Chemical class 0.000 description 6
- 238000002329 infrared spectrum Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000001878 scanning electron micrograph Methods 0.000 description 6
- 238000004566 IR spectroscopy Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000376 reactant Substances 0.000 description 5
- 229910013870 LiPF 6 Inorganic materials 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- 210000001787 dendrite Anatomy 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 229920000570 polyether Polymers 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000036962 time dependent Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- HSRJKNPTNIJEKV-UHFFFAOYSA-N Guaifenesin Chemical compound COC1=CC=CC=C1OCC(O)CO HSRJKNPTNIJEKV-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- ATHHXGZTWNVVOU-UHFFFAOYSA-N N-methylformamide Chemical compound CNC=O ATHHXGZTWNVVOU-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 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
- RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical compound COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002322 conducting polymer Substances 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 2
- GAEKPEKOJKCEMS-UHFFFAOYSA-N gamma-valerolactone Chemical compound CC1CCC(=O)O1 GAEKPEKOJKCEMS-UHFFFAOYSA-N 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000001453 impedance spectrum Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-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
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
- UUFQTNFCRMXOAE-UHFFFAOYSA-N 1-methylmethylene Chemical group C[CH] UUFQTNFCRMXOAE-UHFFFAOYSA-N 0.000 description 1
- STMDPCBYJCIZOD-UHFFFAOYSA-N 2-(2,4-dinitroanilino)-4-methylpentanoic acid Chemical compound CC(C)CC(C(O)=O)NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O STMDPCBYJCIZOD-UHFFFAOYSA-N 0.000 description 1
- YSUQLAYJZDEMOT-UHFFFAOYSA-N 2-(butoxymethyl)oxirane Chemical compound CCCCOCC1CO1 YSUQLAYJZDEMOT-UHFFFAOYSA-N 0.000 description 1
- NWLUZGJDEZBBRH-UHFFFAOYSA-N 2-(propan-2-yloxymethyl)oxirane Chemical compound CC(C)OCC1CO1 NWLUZGJDEZBBRH-UHFFFAOYSA-N 0.000 description 1
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 1
- AETJTBDBQRMLLQ-UHFFFAOYSA-N 4-chloro-5-methyl-1,3-dioxolan-2-one Chemical compound CC1OC(=O)OC1Cl AETJTBDBQRMLLQ-UHFFFAOYSA-N 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- 238000001157 Fourier transform infrared spectrum Methods 0.000 description 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 1
- JGFBQFKZKSSODQ-UHFFFAOYSA-N Isothiocyanatocyclopropane Chemical compound S=C=NC1CC1 JGFBQFKZKSSODQ-UHFFFAOYSA-N 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013872 LiPF Inorganic materials 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- 229910012513 LiSbF 6 Inorganic materials 0.000 description 1
- 101150058243 Lipf gene Proteins 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- SUAKHGWARZSWIH-UHFFFAOYSA-N N,N‐diethylformamide Chemical compound CCN(CC)C=O SUAKHGWARZSWIH-UHFFFAOYSA-N 0.000 description 1
- OHLUUHNLEMFGTQ-UHFFFAOYSA-N N-methylacetamide Chemical compound CNC(C)=O OHLUUHNLEMFGTQ-UHFFFAOYSA-N 0.000 description 1
- FQYUMYWMJTYZTK-UHFFFAOYSA-N Phenyl glycidyl ether Chemical compound C1OC1COC1=CC=CC=C1 FQYUMYWMJTYZTK-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 229920002873 Polyethylenimine Polymers 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- PWLNAUNEAKQYLH-UHFFFAOYSA-N butyric acid octyl ester Natural products CCCCCCCCOC(=O)CCC PWLNAUNEAKQYLH-UHFFFAOYSA-N 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 150000005678 chain carbonates Chemical class 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000005676 cyclic carbonates Chemical class 0.000 description 1
- 150000004292 cyclic ethers Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- BDUPRNVPXOHWIL-UHFFFAOYSA-N dimethyl sulfite Chemical compound COS(=O)OC BDUPRNVPXOHWIL-UHFFFAOYSA-N 0.000 description 1
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- ZTOMUSMDRMJOTH-UHFFFAOYSA-N glutaronitrile Chemical compound N#CCCCC#N ZTOMUSMDRMJOTH-UHFFFAOYSA-N 0.000 description 1
- 125000003976 glyceryl group Chemical group [H]C([*])([H])C(O[H])([H])C(O[H])([H])[H] 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 1
- 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 1
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 1
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 1
- OWNSEPXOQWKTKG-UHFFFAOYSA-M lithium;methanesulfonate Chemical compound [Li+].CS([O-])(=O)=O OWNSEPXOQWKTKG-UHFFFAOYSA-M 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
- 238000003760 magnetic stirring Methods 0.000 description 1
- UUKRJEDNMDWVAP-UHFFFAOYSA-N methoxy(methoxymethylsulfonyl)methane Chemical compound COCS(=O)(=O)COC UUKRJEDNMDWVAP-UHFFFAOYSA-N 0.000 description 1
- UZKWTJUDCOPSNM-UHFFFAOYSA-N methoxybenzene Substances CCCCOC=C UZKWTJUDCOPSNM-UHFFFAOYSA-N 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 1
- UUIQMZJEGPQKFD-UHFFFAOYSA-N n-butyric acid methyl ester Natural products CCCC(=O)OC UUIQMZJEGPQKFD-UHFFFAOYSA-N 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 125000000963 oxybis(methylene) group Chemical group [H]C([H])(*)OC([H])([H])* 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 229920000333 poly(propyleneimine) Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- IAHFWCOBPZCAEA-UHFFFAOYSA-N succinonitrile Chemical compound N#CCCC#N IAHFWCOBPZCAEA-UHFFFAOYSA-N 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/484—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring electrolyte level, electrolyte density or electrolyte conductivity
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/4166—Systems measuring a particular property of an electrolyte
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5006—Amines aliphatic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N2021/3595—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using FTIR
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
-
- 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
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Molecular Biology (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Secondary Cells (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
Description
10 グリセリルエーテルエポキシ樹脂ゲル
12 グリセリルエーテルエポキシ樹脂
14 電解質溶液
142 リチウム塩
144 非水溶媒
20 リチウムイオン電池電解質の酸化電位の測定装置
201 空洞
202 測定ユニット
203 検出器
204 処理ユニット
205 ディスプレイ
2021 第一赤外線窓
2022 正極プレート
2023 負極プレート
2024 第二赤外線窓
Claims (5)
- 電解質を提供し、該電解質、作用電極及び補助電極を組み立て、電解セルを形成する第一ステップと、
前記作用電極と前記補助電極との間に第一電圧U1を印加し、一定時間Δtの間保持する第二ステップと、
前記第一電圧U1が一定時間Δtの間連続的に印加された後、前記作用電極と前記補助電極との間に第二電圧U2を印加し、ここでU2 = U1 + ΔUであり、且つ前記第二電圧U2を一定時間Δtの間保持する第三ステップと、
前記第二電圧U2が一定時間Δtの間連続的に印加された後、前記作用電極と前記補助電極との間に第三電圧U3を印加し、ここでU3 = U2 + ΔUであり、前記第三電圧U3を一定時間Δtに保持し、同様にして、前記作用電極と前記補助電極との間に電圧Un = U(n-1) + ΔUを印加し、一定時間Δtの間保持し、ここで、nは4以上の整数であり、前記電解セルの電流と電位の経時変化曲線を得る第四ステップと、
前記電解セルの電流と電位の経時変化曲線によって、前記電解質の酸化電位を取得する第五ステップと、
を含むことを特徴とする電解質の酸化電位の測定方法。 - 前記Δtの時間は150秒~300秒であることを特徴とする請求項1に記載の電解質の酸化電位の測定方法。
- 前記ΔUの範囲は、0.01V~0.05Vであることを特徴とする請求項1に記載の電解質の酸化電位の測定方法。
- 前記第五ステップでは、前記電解セルの電流と電位の経時変化曲線の始点及び終点にそれぞれ接線を引き、2つの前記接線の交点の対応する電圧は、電解質の酸化電位であることを特徴とする請求項1に記載の電解質の酸化電位の測定方法。
- 前記電解質は、グリセリルエーテルエポキシ樹脂ゲル電解質であり、該グリセリルエーテルエポキシ樹脂ゲルは、グリセリルエーテルエポキシ樹脂及び電解質溶液を含み、
前記グリセリルエーテルエポキシ樹脂は、エテロキシ基を含み、グリセリルエーテルポリマー及びポリアミン化合物が開環反応をすることによって得られた架橋ポリマーであり、前記グリセリルエーテルポリマーは、グリシジルエーテルポリマーであり、該グリシジルエーテルポリマーは、少なくとも2つのエポキシ基を含み、前記ポリアミン化合物は、少なくとも2つのアミン基を含み、前記架橋ポリマーは、三次元ネットワーク構造であり、主鎖と複数のヒドロキシル基を含み、該架橋ポリマーにおける複数のヒドロキシル基は、架橋ポリマーの主鎖に位置し、且つ前記グリセリルエーテルポリマーのエポキシ基は、前記架橋ポリマーの主鎖に位置して、
前記電解質溶液は、リチウム塩及び非水溶媒を含み、前記リチウム塩は、前記グリセリルエーテルエポキシ樹脂の三次元ネットワーク構造に散在され、前記リチウム塩及び前記グリセリルエーテルエポキシ樹脂は、前記非水溶媒に分散されることを特徴とする請求1に記載の電解質の酸化電位の測定方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110105886.6A CN114791455B (zh) | 2021-01-26 | 2021-01-26 | 电解质的氧化电势的测量方法 |
CN202110105886.6 | 2021-01-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022114427A true JP2022114427A (ja) | 2022-08-05 |
JP7295518B2 JP7295518B2 (ja) | 2023-06-21 |
Family
ID=82459191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021175361A Active JP7295518B2 (ja) | 2021-01-26 | 2021-10-27 | 電解質の酸化電位の測定方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20220238933A1 (ja) |
JP (1) | JP7295518B2 (ja) |
CN (1) | CN114791455B (ja) |
TW (1) | TWI769693B (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012160435A (ja) * | 2011-01-12 | 2012-08-23 | Toyota Motor Corp | リチウムイオン二次電池 |
WO2014027532A1 (ja) * | 2012-08-16 | 2014-02-20 | トヨタ自動車株式会社 | リチウム二次電池およびその製造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06341954A (ja) * | 1993-02-17 | 1994-12-13 | Tomihiko Okayama | 蓄電池電気容量計測法及びその装置 |
JP4956322B2 (ja) * | 2007-08-10 | 2012-06-20 | 東京電力株式会社 | 水トリー中のイオン分析方法 |
KR101091668B1 (ko) * | 2007-12-12 | 2011-12-08 | 현대자동차주식회사 | Cv 활성화법을 이용한 고분자 전해질 연료전지 mea의활성화 방법 |
WO2012133143A1 (ja) * | 2011-03-31 | 2012-10-04 | 三井化学株式会社 | ポリイミド系樹脂微粒子の複合体膜およびその用途 |
KR101364647B1 (ko) * | 2012-03-14 | 2014-02-21 | 한국수력원자력 주식회사 | 고농도 비수용액 전해질에 적용가능한 금속이온 또는 산소이온의 모니터링 방법 |
MX2018014626A (es) * | 2016-05-27 | 2019-08-12 | Univ California | Dispositivo de almacenamiento de energia electroquimico.. |
JP6543007B2 (ja) * | 2017-01-16 | 2019-07-10 | 株式会社クラレ | 非水電解質電池電極用増粘安定剤、並びに、それを含むバインダー組成物、非水電解質電池電極用スラリー組成物、非水電解質電池電極及び非水電解質電池 |
-
2021
- 2021-01-26 CN CN202110105886.6A patent/CN114791455B/zh active Active
- 2021-02-05 TW TW110104503A patent/TWI769693B/zh active
- 2021-06-01 US US17/335,376 patent/US20220238933A1/en active Pending
- 2021-10-27 JP JP2021175361A patent/JP7295518B2/ja active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012160435A (ja) * | 2011-01-12 | 2012-08-23 | Toyota Motor Corp | リチウムイオン二次電池 |
WO2014027532A1 (ja) * | 2012-08-16 | 2014-02-20 | トヨタ自動車株式会社 | リチウム二次電池およびその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN114791455A (zh) | 2022-07-26 |
TW202229852A (zh) | 2022-08-01 |
JP7295518B2 (ja) | 2023-06-21 |
TWI769693B (zh) | 2022-07-01 |
US20220238933A1 (en) | 2022-07-28 |
CN114791455B (zh) | 2024-04-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Fang et al. | Boosting the oxidative potential of polyethylene glycol‐based polymer electrolyte to 4.36 V by spatially restricting hydroxyl groups for high‐voltage flexible lithium‐ion battery applications | |
Rangasamy et al. | Solid polymer electrolytes with poly (vinyl alcohol) and piperidinium based ionic liquid for Li-ion batteries | |
US20230064888A1 (en) | Sulfur-containing compounds and polymers and the use thereof in electrochemical cells | |
Rohan et al. | Dinitrile–mononitrile-based electrolyte system for lithium-ion battery application with the mechanism of reductive decomposition of mononitriles | |
Ren et al. | An in situ formed copolymer electrolyte with high ionic conductivity and high lithium-ion transference number for dendrite-free solid-state lithium metal batteries | |
Ren et al. | In-situ formation of quasi-solid polymer electrolyte for improved lithium metal battery performances at low temperatures | |
He et al. | Difunctional block copolymer with ion solvating and crosslinking sites as solid polymer electrolyte for lithium batteries | |
JP7372637B2 (ja) | リチウムイオン電池の電解質及び製造方法 | |
Iwasa et al. | Effect of charge transportation on high-rate discharge properties of organic radical batteries with gel-state cathode | |
Celik-Kucuk et al. | Lithium trifluorosulfonimide salt containing siloxane-based electrolytes for lithium-ion batteries: Aluminum corrosion behaviors and electrochemical properties | |
Iwasa et al. | Enhancement of rapid charging capability of organic radical battery using ethylene carbonate-based electrolyte containing LiFSI | |
Zhang et al. | In situ induced crosslinking highly conductive solid polymer electrolyte with intimated electrodes interfacial compatibility for safe Li-ion batteries | |
Ma et al. | Low concentration salt triggered in-situ asymmetric gel electrolyte for Li-S battery | |
Xie et al. | Dinitrile compound containing ethylene oxide moiety with enhanced solubility of lithium salts as electrolyte solvent for high-voltage lithium-ion batteries | |
JP7295518B2 (ja) | 電解質の酸化電位の測定方法 | |
JP7226744B2 (ja) | グリセリルエーテルエポキシ樹脂及び製造方法 | |
JP7258296B2 (ja) | 電解質の酸化電位の測定装置及び測定方法 | |
Zhang et al. | Imidazolium-based ionic liquids as electrolyte additives for high-voltage Li-ion batteries | |
US20200106083A1 (en) | Process for preparing a gelled electrolyte | |
JP7084587B2 (ja) | ポリマー、電極活物質及び二次電池 | |
Rong et al. | How the PEG terminals affect the electrochemical properties of polymer electrolytes in lithium metal batteries | |
TWI837456B (zh) | 甘油醚類環氧樹脂及其製備方法 | |
CN114791454B (zh) | 电解质氧化电势的测量装置及其测量方法 | |
Zhang et al. | In-situ generated solid-state electrolytes with intimate interface affinity enable conductivity and high performances for lithium-ion batteries | |
CN117304467B (zh) | 氟代交联聚合物固态电解质、固态电池及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20211027 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20221122 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20221130 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230222 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230307 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230510 |
|
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: 20230523 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230531 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7295518 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |