CN107633955A - The hybrid super capacitor of service life with raising - Google Patents
The hybrid super capacitor of service life with raising Download PDFInfo
- Publication number
- CN107633955A CN107633955A CN201710418715.2A CN201710418715A CN107633955A CN 107633955 A CN107633955 A CN 107633955A CN 201710418715 A CN201710418715 A CN 201710418715A CN 107633955 A CN107633955 A CN 107633955A
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- Prior art keywords
- carbon atom
- alkyl
- super capacitor
- atom
- optionally
- Prior art date
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- 239000003990 capacitor Substances 0.000 title claims abstract description 54
- 239000000203 mixture Substances 0.000 claims abstract description 74
- 239000003792 electrolyte Substances 0.000 claims abstract description 55
- 239000011149 active material Substances 0.000 claims abstract description 44
- 150000001875 compounds Chemical class 0.000 claims abstract description 42
- 239000003513 alkali Substances 0.000 claims abstract description 21
- 239000012535 impurity Substances 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 150000003839 salts Chemical class 0.000 claims abstract description 12
- 239000003960 organic solvent Substances 0.000 claims abstract description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 73
- 125000000217 alkyl group Chemical group 0.000 claims description 51
- -1 Amino Chemical group 0.000 claims description 37
- 125000005843 halogen group Chemical group 0.000 claims description 24
- 150000001718 carbodiimides Chemical class 0.000 claims description 16
- 150000001412 amines Chemical class 0.000 claims description 15
- 238000006467 substitution reaction Methods 0.000 claims description 15
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 9
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 claims description 9
- 229910000077 silane Inorganic materials 0.000 claims description 8
- 229910017464 nitrogen compound Inorganic materials 0.000 claims description 7
- 150000002830 nitrogen compounds Chemical class 0.000 claims description 7
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 6
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 5
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 5
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 4
- 150000003141 primary amines Chemical class 0.000 claims description 4
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 3
- 150000003335 secondary amines Chemical class 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims 29
- 230000004888 barrier function Effects 0.000 abstract description 13
- 229910052757 nitrogen Inorganic materials 0.000 description 68
- 150000001721 carbon Chemical group 0.000 description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 28
- 239000000463 material Substances 0.000 description 20
- 229910001416 lithium ion Inorganic materials 0.000 description 16
- 239000000654 additive Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 13
- 229910052731 fluorine Inorganic materials 0.000 description 12
- 125000001153 fluoro group Chemical group F* 0.000 description 12
- 239000007774 positive electrode material Substances 0.000 description 12
- 230000000996 additive effect Effects 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 9
- 239000011258 core-shell material Substances 0.000 description 9
- 239000007772 electrode material Substances 0.000 description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 7
- 239000002585 base Substances 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 7
- HQABUPZFAYXKJW-UHFFFAOYSA-N N-butylamine Natural products CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 6
- 238000004146 energy storage Methods 0.000 description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 description 6
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- KDSNLYIMUZNERS-UHFFFAOYSA-N 2-methylpropanamine Chemical compound CC(C)CN KDSNLYIMUZNERS-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 125000003368 amide group Chemical group 0.000 description 4
- 230000005518 electrochemistry Effects 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- DPBLXKKOBLCELK-UHFFFAOYSA-N pentan-1-amine Chemical class CCCCCN DPBLXKKOBLCELK-UHFFFAOYSA-N 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- UAOMVDZJSHZZME-UHFFFAOYSA-N diisopropylamine Chemical compound CC(C)NC(C)C UAOMVDZJSHZZME-UHFFFAOYSA-N 0.000 description 3
- 238000012983 electrochemical energy storage Methods 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
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- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 3
- YBRBMKDOPFTVDT-UHFFFAOYSA-N tert-butylamine Chemical compound CC(C)(C)N YBRBMKDOPFTVDT-UHFFFAOYSA-N 0.000 description 3
- RIUWBIIVUYSTCN-UHFFFAOYSA-N trilithium borate Chemical compound [Li+].[Li+].[Li+].[O-]B([O-])[O-] RIUWBIIVUYSTCN-UHFFFAOYSA-N 0.000 description 3
- PQDJYEQOELDLCP-UHFFFAOYSA-N trimethylsilane Chemical compound C[SiH](C)C PQDJYEQOELDLCP-UHFFFAOYSA-N 0.000 description 3
- 229940094989 trimethylsilane Drugs 0.000 description 3
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 2
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- 229910002983 Li2MnO3 Inorganic materials 0.000 description 2
- 229910001367 Li3V2(PO4)3 Inorganic materials 0.000 description 2
- 229910015645 LiMn Inorganic materials 0.000 description 2
- 229910013716 LiNi Inorganic materials 0.000 description 2
- 229910016130 LiNi1-x Inorganic materials 0.000 description 2
- 229910001290 LiPF6 Inorganic materials 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- JOOMLFKONHCLCJ-UHFFFAOYSA-N N-(trimethylsilyl)diethylamine Chemical compound CCN(CC)[Si](C)(C)C JOOMLFKONHCLCJ-UHFFFAOYSA-N 0.000 description 2
- PYFSCIWXNSXGNS-UHFFFAOYSA-N N-methylbutan-2-amine Chemical compound CCC(C)NC PYFSCIWXNSXGNS-UHFFFAOYSA-N 0.000 description 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 229910009866 Ti5O12 Inorganic materials 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000002800 charge carrier Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 2
- RAABOESOVLLHRU-UHFFFAOYSA-N diazene Chemical compound N=N RAABOESOVLLHRU-UHFFFAOYSA-N 0.000 description 2
- 229910000071 diazene Inorganic materials 0.000 description 2
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- LIWAQLJGPBVORC-UHFFFAOYSA-N ethylmethylamine Chemical compound CCNC LIWAQLJGPBVORC-UHFFFAOYSA-N 0.000 description 2
- 150000002466 imines Chemical class 0.000 description 2
- JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 description 2
- XQHAGELNRSUUGU-UHFFFAOYSA-M lithium chlorate Chemical compound [Li+].[O-]Cl(=O)=O XQHAGELNRSUUGU-UHFFFAOYSA-M 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- UOIWOHLIGKIYFE-UHFFFAOYSA-N n-methylpentan-1-amine Chemical compound CCCCCNC UOIWOHLIGKIYFE-UHFFFAOYSA-N 0.000 description 2
- XHFGWHUWQXTGAT-UHFFFAOYSA-N n-methylpropan-2-amine Chemical compound CNC(C)C XHFGWHUWQXTGAT-UHFFFAOYSA-N 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
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- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- BHRZNVHARXXAHW-UHFFFAOYSA-N sec-butylamine Chemical class CCC(C)N BHRZNVHARXXAHW-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- BMVXCPBXGZKUPN-UHFFFAOYSA-N 1-hexanamine Chemical compound CCCCCCN BMVXCPBXGZKUPN-UHFFFAOYSA-N 0.000 description 1
- GBMSZXWHMSSBGP-UHFFFAOYSA-N 2,3-dimethylbutan-1-amine Chemical compound CC(C)C(C)CN GBMSZXWHMSSBGP-UHFFFAOYSA-N 0.000 description 1
- VJROPLWGFCORRM-UHFFFAOYSA-N 2-methylbutan-1-amine Chemical compound CCC(C)CN VJROPLWGFCORRM-UHFFFAOYSA-N 0.000 description 1
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 1
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- IWHQZBXIGXQYIB-UHFFFAOYSA-N C1(CCC1)N=C=N Chemical class C1(CCC1)N=C=N IWHQZBXIGXQYIB-UHFFFAOYSA-N 0.000 description 1
- KQXAKCNTPWEQMV-UHFFFAOYSA-N CN=C=NC1CC1 Chemical compound CN=C=NC1CC1 KQXAKCNTPWEQMV-UHFFFAOYSA-N 0.000 description 1
- IOMYCMLSLCMBJB-UHFFFAOYSA-N CN=C=NC1CCC1 Chemical compound CN=C=NC1CCC1 IOMYCMLSLCMBJB-UHFFFAOYSA-N 0.000 description 1
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- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
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- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910013191 LiMO2 Inorganic materials 0.000 description 1
- 229910013528 LiN(SO2 CF3)2 Inorganic materials 0.000 description 1
- 229910013385 LiN(SO2C2F5)2 Inorganic materials 0.000 description 1
- 229910002995 LiNi0.8Co0.15Al0.05O2 Inorganic materials 0.000 description 1
- 229910003005 LiNiO2 Inorganic materials 0.000 description 1
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- 101150058243 Lipf gene Proteins 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
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- 229910014217 MyO4 Inorganic materials 0.000 description 1
- DJEQZVQFEPKLOY-UHFFFAOYSA-N N,N-dimethylbutylamine Chemical compound CCCCN(C)C DJEQZVQFEPKLOY-UHFFFAOYSA-N 0.000 description 1
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- ZWMBGFRQDUATGU-UHFFFAOYSA-N [Li].O[P] Chemical compound [Li].O[P] ZWMBGFRQDUATGU-UHFFFAOYSA-N 0.000 description 1
- ZVKRVGZVXQYLPZ-UHFFFAOYSA-N [Li].[V].P(O)(O)(O)=O Chemical compound [Li].[V].P(O)(O)(O)=O ZVKRVGZVXQYLPZ-UHFFFAOYSA-N 0.000 description 1
- KOOADCGQJDGAGA-UHFFFAOYSA-N [amino(dimethyl)silyl]methane Chemical compound C[Si](C)(C)N KOOADCGQJDGAGA-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001343 alkyl silanes Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 125000006309 butyl amino group Chemical group 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material 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
- 239000002482 conductive additive Substances 0.000 description 1
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- 150000005676 cyclic carbonates Chemical class 0.000 description 1
- CEPJDVVOYPTUTO-UHFFFAOYSA-N cyclobutylsilane Chemical compound [SiH3]C1CCC1 CEPJDVVOYPTUTO-UHFFFAOYSA-N 0.000 description 1
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- 125000005265 dialkylamine group Chemical group 0.000 description 1
- 125000001664 diethylamino group Chemical group [H]C([H])([H])C([H])([H])N(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- UZBQIPPOMKBLAS-UHFFFAOYSA-N diethylazanide Chemical compound CC[N-]CC UZBQIPPOMKBLAS-UHFFFAOYSA-N 0.000 description 1
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- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- WEHWNAOGRSTTBQ-UHFFFAOYSA-N dipropylamine Chemical compound CCCNCCC WEHWNAOGRSTTBQ-UHFFFAOYSA-N 0.000 description 1
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- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
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- 125000001841 imino group Chemical group [H]N=* 0.000 description 1
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- 238000003780 insertion Methods 0.000 description 1
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- MCVFFRWZNYZUIJ-UHFFFAOYSA-M lithium;trifluoromethanesulfonate Chemical compound [Li+].[O-]S(=O)(=O)C(F)(F)F MCVFFRWZNYZUIJ-UHFFFAOYSA-M 0.000 description 1
- WDGKXRCNMKPDSD-UHFFFAOYSA-N lithium;trifluoromethanesulfonic acid Chemical compound [Li].OS(=O)(=O)C(F)(F)F WDGKXRCNMKPDSD-UHFFFAOYSA-N 0.000 description 1
- PQIOSYKVBBWRRI-UHFFFAOYSA-N methylphosphonyl difluoride Chemical group CP(F)(F)=O PQIOSYKVBBWRRI-UHFFFAOYSA-N 0.000 description 1
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- VTSXWGUXOIAASL-UHFFFAOYSA-N n'-tert-butyl-n-methylmethanediimine Chemical compound CN=C=NC(C)(C)C VTSXWGUXOIAASL-UHFFFAOYSA-N 0.000 description 1
- ZQGJEUVBUVKZKS-UHFFFAOYSA-N n,2-dimethylpropan-2-amine Chemical compound CNC(C)(C)C ZQGJEUVBUVKZKS-UHFFFAOYSA-N 0.000 description 1
- GULJGLVMSVZIPC-UHFFFAOYSA-N n,n'-di(butan-2-yl)methanediimine Chemical compound CCC(C)N=C=NC(C)CC GULJGLVMSVZIPC-UHFFFAOYSA-N 0.000 description 1
- QAOHUQQBIYCWLD-UHFFFAOYSA-N n,n'-dibutylmethanediimine Chemical compound CCCCN=C=NCCCC QAOHUQQBIYCWLD-UHFFFAOYSA-N 0.000 description 1
- UHAAFJWANJYDIS-UHFFFAOYSA-N n,n'-diethylmethanediimine Chemical compound CCN=C=NCC UHAAFJWANJYDIS-UHFFFAOYSA-N 0.000 description 1
- CMESPBFFDMPSIY-UHFFFAOYSA-N n,n'-diphenylmethanediimine Chemical compound C1=CC=CC=C1N=C=NC1=CC=CC=C1 CMESPBFFDMPSIY-UHFFFAOYSA-N 0.000 description 1
- IDVWLLCLTVBSCS-UHFFFAOYSA-N n,n'-ditert-butylmethanediimine Chemical compound CC(C)(C)N=C=NC(C)(C)C IDVWLLCLTVBSCS-UHFFFAOYSA-N 0.000 description 1
- USSPHSVODLAWSA-UHFFFAOYSA-N n,n-dimethylbutan-2-amine Chemical compound CCC(C)N(C)C USSPHSVODLAWSA-UHFFFAOYSA-N 0.000 description 1
- DAZXVJBJRMWXJP-UHFFFAOYSA-N n,n-dimethylethylamine Chemical compound CCN(C)C DAZXVJBJRMWXJP-UHFFFAOYSA-N 0.000 description 1
- OBYVIBDTOCAXSN-UHFFFAOYSA-N n-butan-2-ylbutan-2-amine Chemical compound CCC(C)NC(C)CC OBYVIBDTOCAXSN-UHFFFAOYSA-N 0.000 description 1
- QXHKSZBIXVHRNF-UHFFFAOYSA-N n-methyl-n'-propylmethanediimine Chemical compound CCCN=C=NC QXHKSZBIXVHRNF-UHFFFAOYSA-N 0.000 description 1
- GVWISOJSERXQBM-UHFFFAOYSA-N n-methylpropan-1-amine Chemical compound CCCNC GVWISOJSERXQBM-UHFFFAOYSA-N 0.000 description 1
- JACMPVXHEARCBO-UHFFFAOYSA-N n-pentylpentan-1-amine Chemical compound CCCCCNCCCCC JACMPVXHEARCBO-UHFFFAOYSA-N 0.000 description 1
- RLSUOUMJBQZFNR-UHFFFAOYSA-N n-phenyl-n-trimethylsilylaniline Chemical compound C=1C=CC=CC=1N([Si](C)(C)C)C1=CC=CC=C1 RLSUOUMJBQZFNR-UHFFFAOYSA-N 0.000 description 1
- HPYQUTFUTPVMRK-UHFFFAOYSA-N n-phenyl-n-triphenylsilylaniline Chemical class C1=CC=CC=C1N([Si](C=1C=CC=CC=1)(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 HPYQUTFUTPVMRK-UHFFFAOYSA-N 0.000 description 1
- 125000004888 n-propyl amino group Chemical group [H]N(*)C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- CATWEXRJGNBIJD-UHFFFAOYSA-N n-tert-butyl-2-methylpropan-2-amine Chemical compound CC(C)(C)NC(C)(C)C CATWEXRJGNBIJD-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000010450 olivine Substances 0.000 description 1
- 229910052609 olivine Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 125000006340 pentafluoro ethyl group Chemical group FC(F)(F)C(F)(F)* 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002468 redox effect Effects 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 239000011257 shell material Substances 0.000 description 1
- CMXPERZAMAQXSF-UHFFFAOYSA-M sodium;1,4-bis(2-ethylhexoxy)-1,4-dioxobutane-2-sulfonate;1,8-dihydroxyanthracene-9,10-dione Chemical compound [Na+].O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=CC=C2O.CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC CMXPERZAMAQXSF-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 125000005270 trialkylamine group Chemical group 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 125000004417 unsaturated alkyl group Chemical group 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/04—Hybrid capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/02—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof using combined reduction-oxidation reactions, e.g. redox arrangement or solion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/54—Electrolytes
- H01G11/58—Liquid electrolytes
- H01G11/60—Liquid electrolytes characterised by the solvent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/54—Electrolytes
- H01G11/58—Liquid electrolytes
- H01G11/64—Liquid electrolytes characterised by additives
-
- 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
- Y02E60/13—Energy storage using capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electrochemistry (AREA)
- Secondary Cells (AREA)
Abstract
Hybrid super capacitor (2),It includes at least one negative electrode (21),It includes direct capacitance active material,Electrochemical redox active material or its mixture,At least one positive electrode (22),It includes direct capacitance active material,Electrochemical redox active material or its mixture,At least one barrier film (18) being arranged between at least one negative electrode (21) and at least one positive electrode (22),With electrolyte composition (15),Condition is,At least one electrode (21),(22) direct capacitance active material and at least one electrode (21) are included,(22) electrochemical redox active material is included,Wherein described electrolyte composition (15) is the electrolyte composition of liquid and includes the non-proton organic solvent of at least one liquid,At least one conducting salt and at least one alkali compounds for being used to catch protic impurity.
Description
Prior art
Electric energy by electrochemical energy storage system such as electrochemical capacitor (ultracapacitor) or electrochemistry once-or
Being stored in for secondary battery is for many years known.The difference of the energy storage system is based on energy storage
Principle.
Ultracapacitor generally includes negative electrode and positive electrode, and they are separated from each other by barrier film (Separator).Institute
State the electrolyte that ionic conductivity between electrode in addition be present.The storage of electric energy is based on, and is applied on the electrode of ultracapacitor
Electrochemical double layer is formed during voltage in its surface.The charge carrier for the solvation that the bilayer is made up of electrolyte and formed, its
It is arranged on the surface of the electrode with opposite charges.It is anti-redox is not related in the case of such energy storage
Should.Therefore, ultracapacitor arbitrarily can in multiple times charge and thus have very high service life in theory.It is described super
The power density of capacitor is also high, but energy density is relatively low compared to such as Li-ion batteries piles.
Differently, once-and secondary battery in energy storage carried out by redox reaction.These batteries herein
Group also generally includes negative electrode and positive electrode, and they are separated from each other by barrier film.Electric conductivity is equally existed between said electrodes
Electrolyte.In Li-ion batteries piles（One of most widely used secondary cell set type）In, energy storage by by lithium from
Son is embedded in electrode active material and carried out.When battery assembly module is run, i.e., in discharge process, electronics is in external circuit
In from negative electrode flow to positive electrode.In the inside of battery assembly module, lithium ion moves to positive electricity in discharge process from negative electrode
Pole.Here, lithium ion reversibly deintercalation from the active material of negative electrode, this also referred to as de- lithiumation.In filling for battery assembly module
In electric process, lithium ion moves to negative electrode from positive electrode.Here, lithium ion is embedded in the active material of negative electrode again, this
Also referred to as lithiumation.
Li-ion batteries piles are characterised by that they have high energy density, i.e., they can store every quality or body
The substantial amounts of energy of product.But relatively, they only have limited power density and service life.This is not for many applications
Profit, so that Li-ion batteries piles can not or can only use in small scope in these areas.
Hybrid super capacitor represents the combination of these technologies, and is suitable for filling up with Li-ion batteries piles skill
Breach in art and the use range of supercapacitor technologies.
Hybrid super capacitor generally equally has two electrodes, and they respectively include a collector
(Stromableiter) and by barrier film it is separated from each other.Electric charge between said electrodes transport through electrolyte or electrolysis
Matter composition and ensured.The electrode generally comprises (to be also referred hereinafter as traditional super capacitor material of active material
For direct capacitance active material) and the redox reaction with the charge carrier of electrolyte can be subjected to and be consequently formed
The material (hereinafter also referred to electrochemical redox active material) of inlaid scheme.Therefore, the energy of hybrid super capacitor
Amount stores principle and is, the formation of electrochemical double layer and the formation of faraday's lithium-inlaid scheme.Thus obtained energy storage
Deposit system has high energy density, while with high power density and high service life.
However, thus the service life of hybrid super capacitor is often restricted, i.e., the active material of electrode due to
Reaction with the composition or the impurity wherein optionally contained of electrolyte composition and change its chemical composition and property.The worst
In the case of, this may cause the premature failure of electrode.
In the prior art, use of the additive agent electrolyte in the performance for improving Li-ion batteries piles electrolyte composition
Way is for example described in (2006) 1379-1394 of Journal of Power Sources 162.For from lithium ion battery
Group is disclosed in the additive agent electrolyte that water or acid are caught in electrolyte composition, for example, United States Patent (USP) 5,846,673
(1998), in United States Patent (USP) 6,077,628 and United States Patent (USP) 6,235,431.
It is an object of the present invention to provide electrochemical energy storage system, and it has improved electrode life.The mesh
By it is described below the present invention and realize.
The content of the invention
The present invention relates to a kind of hybrid super capacitor, and it is included
- at least one negative electrode, it includes direct capacitance active material, electrochemical redox active material or its mixture,
- at least one positive electrode, it includes direct capacitance active material, electrochemical redox active material or its mixture,
- at least one the barrier film being arranged between at least one negative electrode and at least one positive electrode, and
- electrolyte composition,
Condition is that at least one electrode includes direct capacitance active material and at least one electrode and lived comprising electrochemical redox
Property material,
Wherein described electrolyte composition is the electrolyte composition of liquid and the aprotic comprising at least one liquid has
Solvent, at least one conducting salt and at least one alkali compounds for being used to catch protic impurity.
The hybrid super capacitor of the present invention includes at least one positive electrode and at least one negative electrode.The electrode point
Include the collector of conduction（Also referred to as colelctor electrode）And the active material applied thereon.The collector includes such as copper
Or aluminium is as conductive material.In a preferred embodiment, the collector of the electrode is made of aluminum.
Apply negative active core-shell material on negative electrode.The negative active core-shell material includes direct capacitance active material, electrochemistry
Redox active material or its mixture.
In the sense of the present invention, direct capacitance active material refers to such material, its by traditional two-layer electrode
Know and be suitable for forming static double layer capacity, especially by formation helmholtz layer.Here setting obtains as big as possible
Surface is to form electrochemical double layer.The electrode material for being most frequently used for ultracapacitor be by its it is a variety of it is apparent in the form of
Carbon, such as activated carbon (AC), NACF (ACF), carbon (CDC), carbon-aeroge, graphite (graphite from carbide
Alkene) and CNT (CNT).These electrode materials are suitable as direct capacitance electrode active material within the scope of the invention.
Preferably, using carbon variant, particularly activated carbon.
In the sense of the present invention, electrochemical redox active material is such material, and it is by the secondary electricity of electrochemistry
Pond group, particularly as known to Li-ion batteries piles and it is suitable for being subjected to reversible electrochemistry or the reaction of faraday's Lithium-ion embeding
Or form Lithium-ion embeding compound.
Suitable for the electrochemical redox active material particularly lithium titanate such as Li of negative electrode4Ti5O12, but also phosphoric acid
Vanadium lithium such as Li3V2(PO4)3。
In a preferred embodiment, the negative electrode includes direct capacitance active material and electrochemical redox
The mixture of active material, such as activated carbon and Li4Ti5O12Mixture.Electric capacity active material is lived with electrochemical redox
The ratio of property material is preferably 1:0.25 to 1:In the range of 1.25.
Apply positive electrode active materials on the positive electrode.The positive electrode active materials include direct capacitance active material, electrification
Learn redox active material or its mixture.
On the direct capacitance material of positive electrode, all related embodiments of negative electrode are applicable.It is mentioned that activity
Material is also applied for positive electrode.
Electrochemical redox active material suitable for positive electrode is, for example, the inlaid scheme of lithiumation, and it can be reversible
Ground receives and release lithium ion.The positive electrode active materials can include composite oxides, and the composite oxides contain at least one
Metal of the kind selected from cobalt, magnesium, nickel and lithium.
One embodiment of the invention includes active positive electrode material, and it includes formula LiMO2Compound, wherein M choosing
From Co, Ni, Mn, Cr or its mixture and their mixtures with Al.Specifically mentioned LiCoO2And LiNiO2。
In a preferred embodiment, the active material of cathode is the material for including nickel, i.e. LiNi1-xM‘xO2, its
Middle M ' is selected from Co, Mn, Cr and Al and 0≤x< 1.Example include lithium-nickel-cobalt-aluminium-oxide-negative electrode (such as
LiNi0.8Co0.15Al0.05O2；) and lithium-nickel-manganese-cobalt-oxide-negative electrode (such as LiNi NCA0.8Mn0.1Co0.1O2；NMC
Or LiNi (811)0.33Mn0.33Co0.33O2；NMC (111)).
In addition, it can be mentioned that the stratiform oxygen well known by persons skilled in the art for crossing lithiumation as preferable positive electrode active materials
Compound.Example is Li herein1+xMn2-yMyO4, wherein x≤0.8, y< 2；Li1+xCo1-yMyO2, wherein x≤0.8, y<
1；Li1+xNi1-y-zCoyMzO4, wherein x≤0.8, y<1, z<1 and y+z< 1.In above-mentioned compound, M can be selected
From Al, Mg and/or Mn.
Two or more in the positive electrode active materials can also be especially used in combination with one another.One preferable real
Scheme is applied for example including formula n (Li2MnO3) : n-1(LiNi1-xM‘xO2) compound, wherein M ' be selected from Co, Mn, Cr and
Al, and 0< n <1 and 0< x < 1.
In addition, it can especially emphasize spinel compound (such as LiMn as suitable positive electrode active materials2O4), olivine
Compound (such as LiFePO4), silicate compound (such as Li2FeSiO4), hydroxyl phosphorus lithium iron-stone（Tavorit）Compound
(such as LiVPO4F)、Li2MnO3、Li1.17Ni0.17Co0.1Mn0.56O2And Li3V2(PO4)3。
In a preferred embodiment, the positive electrode includes direct capacitance active material and electrochemical redox
The mixture of active material, such as activated carbon and LiMn2O4Mixture.Electric capacity active material and electrochemical redox activity
The ratio of material is preferably 1:0.25 to 1:In the range of 1.25.
As other compositions, the negative active core-shell material and/or positive electrode active materials can especially include adhesive such as benzene
Ethylene-butylene-copolymer (SBR), Kynoar (PVDF), polytetrafluoroethylene (PTFE) (PTFE), carboxymethyl cellulose
(CMC), polyacrylic acid (PAA), polyvinyl alcohol (PVA) and ethylene/propylene/diene-terpolymer (EPDM), with
Improve the stability of the electrode.Furthermore, it is possible to conductive additive is added, such as conductive black or graphite.
The effect of the barrier film is that guard electrode is not in direct contact with one another and therefore prevented short-circuit.Meanwhile barrier film is necessary
Ensure transfer of the ion from an electrode to another electrode.Suitable material is characterised by that it is by with the exhausted of loose structure
Edge material is formed.Suitable material particularly polymer, such as cellulose, polyolefin, polyester and fluorinated polymer.It is particularly preferred
Polymer is cellulose, polyethylene (PE), polypropylene (PP), polyethylene terephthalate (PET), polytetrafluoroethylene (PTFE)
And Kynoar (PVdF) (PTFE).Ceramic material or be made from it in addition, the barrier film can include, if its
Largely ensure (lithium -) ion-transfer.It can be mentioned that material particularly include MgO or Al2O3Ceramics.The barrier film
Can be made up of the one or more of one layer of above-mentioned material or by be mutually combined respectively wherein above-mentioned material one kind or
A variety of multilayer compositions.
In addition, the hybrid super capacitor includes electrolyte composition, the electrolyte composition includes at least one
Non-proton organic solvent, at least one conducting salt and at least one alkali compounds for being used to catch protic impurity, should
Organic solvent accounts for leading condition in the electrochemical energy storage system generally when it runs（I.e. at -40 DEG C to 100 DEG C,
Within the temperature range of especially 0 DEG C to 60 DEG C and in 0.5 to 5 bar, especially in 0.8 to 2 bar pressure limit）It is in liquid down
State.
In this regard, liquid refers to that the solvent has≤100 mPas, especially≤10 mPas viscosities il.It is excellent
Selection of land, viscosities il is in the range of 0.01 to 8 mPas, especially in the range of 0.1 to 5 mPas.
Suitable solvent has enough polarity, so as to dissolve other compositions of the electrolyte composition, especially institute
State one or more conducting salts.Acetonitrile, tetrahydrofuran, diethyl carbonate or gamma-butyrolacton and ring-type are can be mentioned that as example
And non-annularity carbonic ester, especially propylene carbonate, ethylene carbonate, dimethyl carbonate, diethyl carbonate, methyl Asia second
Base carbonic ester (Ethylenmethylcarbonat), methyl ethyl carbonate and its mixture.Particularly preferred acetonitrile, propylene carbonate,
Ethylene carbonate, dimethyl carbonate, diethyl carbonate, methyl ethylenecarbonate, methyl ethyl carbonate and its mixture.
In addition, the electrolyte composition includes at least one conducting salt.Suitable particularly the moon with steric hindrance
The salt of ion and the cation of optional steric hindrance.It is tetra-allkylammonium borate to this example, such as N (CH3)4BF4.So
And specially suitable a kind of conducting salt particularly lithium salts.The conducting salt can for example be selected from lithium chlorate (LiClO4), tetrafluoro
Lithium borate (LiBF4), lithium hexafluoro phosphate (LiPF6), hexafluoroarsenate lithium (LiAsF6), trifluoromethanesulfonic acid lithium (LiSO3CF3)、
Double (trifluoromethyl sulfonyl) imino group lithium (LiN (SO2CF3)2), double (pentafluoroethyl group sulfonyl) imino group lithium (LiN
(SO2C2F5)2), double (oxalate conjunction) lithium borate (LiBOB, LiB (C2O4)2), difluoro (oxalate conjunction) lithium borate (LiBF2
(C2O4)), three (pentafluoroethyl group) three lithium fluophosphate (LiPF3(C2F5)3) and combinations thereof.
It has been found that the impurity of the electrolyte composition can be caused by protic compound especially by water and acid
The service life of the electrode active material of hybrid super capacitor drastically shortens.The presence of water in electrolyte composition, example
Such as brought into, tended not to by arranging with reasonable expense by the composition with the electrolyte composition, such as non-protonic solvent
Apply and entirely prevent.However, it has been observed that the presence of water can not only cause the direct reaction with electrode active material.More properly
Say, the conductive reactant salt of water and electrolyte composition may also lead to be formed the reaction of acid, particularly halogen acids, and it then can be with
Electrode active material reacts.LiPF can be mentioned that to this example6HF reaction is formed with water：
In order to which guard electrode active material is from these protic impurity, it is therefore desirable to by catching reagent by them from electrolyte
The compound having no problem is removed or converted them in composition.This passes through protic impurity and alkalization according to the application
The reaction of compound, particularly nitrogen-containing basic compound realizes, the alkali compounds and water and/or proton acid reaction, without
Form self-interference product or accessory substance simultaneously.In addition, the alkali compounds in itself should not also be to the work(of hybrid super capacitor
There can be negative effect.
In one embodiment, the present invention relates to a kind of hybrid super capacitor, it includes electrolyte composition, its
Described at least one alkali compounds include be selected from formula（I）Basic amine at least one basic nitrogen compound：
Wherein
R1、R2、R3It can be independently from each other：
- hydrogen atom,
- straight or branched, preferably straight chain, preferably saturation or undersaturated, saturation have 1-12, particularly 1-6
The alkyl of carbon atom, it optionally can be substituted by least one halogen atom, particularly fluorine atom,
- ring-type, saturation or undersaturated, preferably saturation, there are 3-12, the alkyl of particularly 3-6 carbon atom, it can
Optionally by least one there is the alkyl of 1-3 carbon atom and/or at least one halogen atom, particularly fluorine atom to take
Generation, and
- there are 6-18, the aromatic hydrocarbyl of particularly 6-12 carbon atom, it optionally has 1-3 carbon by least one
The alkyl of atom and/or at least one halogen atom, particularly fluorine atom substitute.
In a particularly preferred embodiment, the basic amine of the formula (I) includes the primary or secondary amine of formula (I), especially
It is formula (I) primary amine.It means that group R1And R2In it is at least one, preferably two are hydrogen atoms, and group R3Do not indicate that
Hydrogen atom.This amine is favourable, because on the one hand the amine function is spatially easily accessible for protic impurity,
However, due to R3Alkyl on-position, the amine and the product generated by the reaction with the impurity can also be dissolved in electricity well
In the non-proton organic solvent for solving the liquid of matter composition, solid is formed in electrolyte composition so as to prevent.
Suitable basic amine e.g. (not limited to this) trialkylamine (such as Trimethylamine, triethylamine, three n-propyls
Amine, three-isopropylamine, tri-n-butyl amine, tri-tert amine, three sec-butylamines, three amylamines etc., dimethylethyl amine, two
Methyl-isopropylamine, dimethyl n propyl group amine, dimethyl-n-butylamine, dimethyl tertiary butyl amine, dimethyl sec-butylamine, two
Methyl amyl amine etc.), dialkylamine (such as dimethyl amine, diethylamide, Methylethyl amine, diisopropylamine, methyl-different
Propyl group amine, di-n-propyl amine, methyl n-propyl amine, di-n-butyl amine, methyl-n-butylamine, di-t-butyl amine, methyl tertbutyl
Amine, di-sec-butyl amine, methyl sec-butylamine, diamyl amine, methyl amyl amine etc.), monoalkylamine (such as methyl amine, ethyl
Amine, isopropylamine, n-propyl amine, n-butylamine, tert-butylamine, sec-butylamine, amylamine, hexyl amine, heptyl amine etc.).
In a particularly preferred embodiment, the basic amine is the monoalkylamine for having 3-6 carbon atom, especially
It is n-propyl amine, isopropylamine, n-butylamine, isobutylamine, tert-butylamine, n-pentyl amine, 2- amylamines, 3- amylamines, 2-
Methyl butyl amine, 3- methyl butyls amine, 3- methyl butyl- 2- bases amine, 2- methyl butyl- 2- bases amine, 2,2- dimethyl propyls amine, just oneself
Base amine, 2- hexyl amines, 3- hexyl amines, 2- methyl amyls amine, 3- methyl amyls amine, 2,2- dimethylbutyls amine and 2,3- dimethyl
Butylamine.Particularly preferably n-butylamine, isobutylamine and tert-butylamine.
In another embodiment, the present invention relates to a kind of hybrid super capacitor, it includes electrolyte composition, its
In, at least one alkali compounds includes the nitrogenous chemical combination of at least one alkalescence of the alkaline carbodiimide selected from logical formula (II)
Thing：
Wherein
R4、R5It can be independently from each other：
- hydrogen atom,
- straight or branched, preferred straight chain, the alkyl of saturation or undersaturated, preferably saturation, it has 1-12, particularly
1-6 carbon atom, it optionally can be substituted by least one halogen atom, particularly fluorine atom,
- ring-type, the alkyl of saturation or undersaturated, preferably saturation, it has 3-12, particularly 3-6 carbon atom, and it can be with
Optionally by least one alkyl with 1-3 carbon atom and/or at least one halogen atom, particularly fluorine atom substitution,
With
- aromatic hydrocarbyl, it has 6-18, particularly 6-12 carbon atom, and it optionally has 1-3 carbon former by least one
The alkyl and/or at least one halogen atom of son, particularly fluorine atom substitute.
More preferably described carbodiimide is formula (II) compound, wherein
R4、R5It can be independently from each other：
The saturated alkyl of-straight or branched, it has 1-6 carbon atom,
- ring-type, saturation or undersaturated alkyl, it has 1-6 carbon atom, and
- aromatic hydrocarbyl, it has 6-12 carbon atom.
This carbodiimide is favourable, because alkyl R4And R5It ensure that carbodiimide and by carbodiimide and protic
The reaction of impurity and the enough solubility of the reaction product that generates in the non-proton organic solvent of electrolyte composition, and
Without the reaction spatially hindered between carbodiimide and protic impurity.
Suitable carbodiimide is, for example, (not limited to this)：N, N '-dialkyl carbodiimide (such as N, N '-dimethyl carbon
Diimine, N, N '-diethyl carbodiimide, N, N '-diη-propyl carbodiimide, N, N '-DIC, N, N '-
Di-n-butyl carbodiimide, N, N '-di-t-butyl carbodiimide, N, N '-di-sec-butyl carbodiimide, N, N '-diamyl carbon two
Imines etc., N- methyl-N '-ethyl carbodiimide, N- methyl-N '-n-propyl carbodiimide, N- methyl-N '-isopropyl carbon two
Imines, N- methyl-N '-normal-butyl carbodiimide, N- methyl-N '-tert-butylcarbodiimide, N- methyl-N '-sec-butyl carbon two are sub-
Amine, N- methyl-N '-amyl group carbodiimide, N- ethyls-N '-n-propyl carbodiimide etc.), N, N '-cycloalkyl carbodiimide (example
Such as N, N '-Bicyclopropyl carbodiimide, N, the cyclobutyl of N '-two carbodiimide, N, N '-bicyclopentyl carbodiimide, N, the rings of N '-two
Hexyl carbodiimide N, N '-bicycloheptyl carbodiimide, N- methyl-N '-cyclopropyl carbodiimide, N- methyl-N '-cyclobutyl
Carbodiimide, N- methyl-N '-cyclopenta carbodiimide, N- methyl-N '-carbodicyclo hexylimide, N- methyl-N '-suberyl carbon
Diimine, N- ethyls-N '-Bicyclopropyl carbodiimide, the cyclobutyl carbodiimides of N- propyl group-N '-two etc.), aromatic carbon two it is sub-
Amine (such as N, N '-diphenyl carbodiimide, N, N ' -1,3- two-p-methylphenyl carbodiimides etc.).
Particularly preferred carbodiimide is cycloalkyl carbodiimide, particularly group R4、R5Represent ring-type has 3 to 6
The cycloalkyl carbodiimide of the saturated alkyl of carbon atom.Very particularly preferably be symmetrical carbodiimide, i.e. formula (III) chemical combination
Thing, wherein R4And R5With identical implication, as such as N, N '-Bicyclopropyl carbodiimide, N, the cyclobutyl of N '-two carbodiimide,
N, N '-bicyclopentyl carbodiimide, N, N '-dicyclohexylcarbodiimide and N, N '-bicycloheptyl carbodiimide.
In another embodiment, the present invention relates to a kind of hybrid super capacitor, it includes electrolyte composition, its
Described at least one alkali compounds include at least one basic nitrogen compound of the amino silane selected from logical formula (III)：
Wherein
R6、R7It can be independently from each other：
- hydrogen atom,
- straight or branched, preferred straight chain, the alkyl of saturation or undersaturated, preferably saturation, it has 1-12, particularly
1-6 carbon atom, it optionally can be substituted by least one halogen atom, particularly fluorine atom,
- ring-type, the alkyl of saturation or undersaturated, preferably saturation, it has 3-12, particularly 3-6 carbon atom, and it can be with
Optionally by least one alkyl with 1-3 carbon atom and/or at least one halogen atom, particularly fluorine atom substitution,
- aromatic hydrocarbyl, it has 6-18, particularly 6-12 carbon atom, and it optionally can have 1-3 carbon by least one
The alkyl of atom and/or at least one halogen atom, particularly fluorine atom substitute, and
- formula-SiR8R9R10Silane group,
And wherein
R8、R9、R10It can be independently from each other：
- hydrogen atom,
- halogen atom,
- straight or branched, preferred straight chain, the alkyl of saturation or undersaturated, preferably saturation, it has 1-12, particularly
1-6 carbon atom, it optionally can be substituted by least one halogen atom, particularly fluorine atom,
- ring-type, the alkyl of saturation or undersaturated, preferably saturation, it has 3-12, particularly 3-6 carbon atom, and it can be with
Optionally by least one alkyl with 1-3 carbon atom and/or at least one halogen atom, particularly fluorine atom substitution,
With
- aromatic hydrocarbyl, it has 6-18, particularly 6-12 carbon atom, and it optionally can have 1-3 carbon by least one
The alkyl of atom and/or at least one halogen atom, particularly fluorine atom substitute, and
- formula-NR6R7Amino, wherein R6、R7With the implication defined in above.
The particularly preferably amino silane of formula (III), wherein R6、R7It can be independently from each other：
The saturated alkyl of-straight or branched, it has 1-6 carbon atom,
The saturated alkyl of-ring-type, it has 3-6 carbon atom, and
- aromatic hydrocarbyl, it has 6-12 carbon atom,
And wherein
R8、R9、R10It can be independently from each other：
The saturated alkyl of-straight or branched, it has 1-6 carbon atom,
The saturated alkyl of-ring-type, it has 3-6 carbon atom, and
- aromatic hydrocarbyl, it has 6-12 carbon atom.
This amino silane is favourable, because the alkyl R6To R10It ensure that the amino silane and by the amino silane
It is enough molten in the non-proton organic solvent of electrolyte composition with the reaction product of the reaction generation of protic impurity
Xie Du, without spatially hindering the reaction between the amino silane and protic impurity.
The amino silane of suitable formula (III) is, for example, (not limited to this)：N, N- dialkyl amido trialkylsilane (such as
N, N '-dimethylamino trimethyl silane, N, N '-dimethylamino triethyl silicane, N, N '-diethylamino triethyl group silicon
Alkane, N, N '-dimethylamino tripropyl silane, N, N '-diethylamino tripropyl silane, N, N '-dipropylamino tripropyl
Silane, N, N '-dimethylamino tributyl silane etc.), N, N- bicyclic alkyl aminos trialkylsilane (such as the ring of N, N '-two
Propylcarbamic trimethyl silane, N, N '-dicyclobutylamino trimethyl silane, N, N '-bicyclopentyl amino trimethyl silane, N,
N '-dicyclohexyl amino trimethyl silane, N, N '-Bicyclopropyl amino triethyl silicane, N, N '-Bicyclopropyl amino tripropyl
Silane etc.), N, N- bicyclic alkyl amino tricyclic alkyls silane (such as the cyclopropyl silane of N, N- Bicyclopropyl amino three, two rings
The cyclobutyl silane of butylamino three, the cyclopenta silane dicyclohexyl amino thricyclohexyl silane of bicyclopentyl amino three, two rings third
Base amino thricyclohexyl silane etc.), N, N- dialkyl amido tricyclic alkyls silane (such as dimethylamino thricyclohexyl silicon
Alkane, diethylamino thricyclohexyl silane etc.), aromatic alkyl silane (such as N, N- diphenyl amino trimethyl silane, N, N-
Diphenyl amino triethyl silicane, N, N- diphenyl amino tri-phenyl-silanes etc.).
The N of particularly preferably N, N- dialkyl amido trialkylsilane, particularly formula (III), N- dialkyl amidos three
Alkyl silane, wherein R6、R7The saturated alkyl with 1-4 carbon atom of straight chain can be independently from each other, and wherein
R8、R9、R10The saturated alkyl with 1-3 carbon atom of straight chain can be independently from each other, as such as N, N '-dimethylamino
Base trimethyl silane, N, N '-dimethylamino triethyl silicane, N, N '-diethylamino triethyl silicane, N, N '-dimethyl
Amino tripropyl silane, N, N '-diethylamino tripropyl silane, N, N '-dipropylamino tripropyl silane etc..
In another embodiment, the present invention relates to a kind of hybrid super capacitor, it includes electrolyte composition, its
Described at least one alkali compounds include at least one alkalescence of the basic amine selected from logical formula (I), (II) and/or (III)
Nitrogen-containing compound.Therefore, the embodiment is related to the combination of the compound of formula (I), (II) and/or (III) as in the electricity
Solve the alkali compounds in matter composition.This combination can pass through each group of the compound of formula (I), (II) and/or (III)
Divide to carry out, or carried out by such component, these compounds are optionally bonded to each other wherein.
The electrolyte composition so that most 10 weight %, preferably 0.1 to 9 weight %, particularly 0.5 to 5 weight %,
Such as 2 weight % amount include at least one alkali compounds, the gross weight meter based on the electrolyte composition.
In addition, the electrolyte composition can contain other additive, these additives are suitable for improving its property,
As long as these additives sufficiently can be dissolved in non-polar solven, and the presence of additive will not negatively affect mentioned component
Function.Suitable additive is well known by persons skilled in the art.For example, it can be added to the electrolyte composition fire-retardant
Agent, wetting agent, and help to form preferable solid electrolyte interface at the electrode surface（SEI）Reagent.Here especially may be used
It is mentioned that the compound with unsaturated alkyl.
These additives are preferably included in the electrolyte with 0 to 3 mol/L, particularly 0.1 to 2 mol/L concentration
In composition.
The invention further relates to the electrolyte composition of the liquid for hybrid super capacitor, and it includes at least one liquid
The non-proton organic solvent of state, at least one conducting salt and at least one alkaline chemical combination for being used to catch protic impurity
Thing.
In a preferred embodiment, the electrolyte composition by each composition first by combining integral make
It is standby, and before then the electrolyte composition is contacted with the electrode of hybrid super capacitor, it is stirred at room temperature one section
Time, so as to form hybrid super capacitor.Therefore ensure that, the electrolyte composition with just and/or negative electrode electrode
Before active material contact, the trace water and/or acid of electrolyte composition with least one alkali compounds by reacting
And inactivate.Thus guard electrode active material is from the unexpected reaction with water and/or acid.
Advantageously, hybrid super capacitor of the invention be applied to electric car (EV), hybrid electric vehicle (HEV) or
Plug-in hybrid electric vehicle (PHEV).Especially in recovery system（Rekuperationssystemen）In can advantageously use
The hybrid super capacitor.Other application examples are instrument and consumer electronics product.Instrument particularly relates to herein
Household appliance and garden instrument.Consumer electronics product particularly relates to mobile phone, tablet personal computer or notebook computer.
Advantages of the present invention
It is characterised by according to the hybrid super capacitor of the present invention, it is at least one for catching protic impurity by adding
Alkali compounds the water of possible trace is on the one hand removed from electrolyte.On the other hand, due in the electrolyte composition
Water presence and optionally formed acid be equally combined.Therefore, both impurity can not make the electricity of hybrid super capacitor
Therefore the active material of pole simultaneously shortens the service life of hybrid super capacitor by any damage.
Brief description
Embodiment of the present invention is expanded on further by accompanying drawing and following description.
Fig. 1 schematically illustrates hybrid super capacitor.
Embodiment
Hybrid super capacitor 2 is schematically illustrated in Fig. 1.The hybrid super capacitor 2 includes capacitor case
3, the shell is configured to prismatic, is herein cuboid.The capacitor case 3 is configured to conductive herein, and for example by
Aluminium is made.The capacitor case 3 but it can also be made up of electrically insulating material, such as plastics.
The hybrid super capacitor 2 includes cathode terminal 11 and anode terminal 12.Pass through terminal 11,12
The voltage provided by hybrid super capacitor 2 can be provided.In addition, the hybrid super capacitor 2 can also lead to
Cross the charging of terminal 11,12.The terminal 11,12 is arranged in the coverage rate of prismatic capacitor case 3 at each interval
On.
Arrangement has two electrodes, i.e. negative electrode inside the capacitor case 3 of the hybrid super capacitor 2
21 and the electrode winding of positive electrode 22.The negative electrode 21 and positive electrode 22 be respectively structured as film-form and insertion every
Electrode winding is wound into the case of film 18.It is also contemplated that multiple electrodes winding is set in capacitor case 3.Instead of
Electrode winding, electrode stack (Elektrodenstapel) can also be for example set.
The negative electrode 21 includes the negative active core-shell material 41 for being configured to film-form.The negative active core-shell material 41 has
As the graphite (direct capacitance active material) of base-material, apply Li thereon4Ti5O12(electrochemical redox activity material
Material).The negative electrode 21 includes negative active core-shell material 41 existing for particle form.Negative active core-shell material 41 particle it
Between arrange additive, particularly conductive black and adhesive.The negative active core-shell material 41 and described additive are distinguished herein
Form the compound for being configured to film-form.
Negative electrode 21 is in addition comprising the collector 31 equally constituted as film-form.By the He of negative active core-shell material 41
The collector 31 of compound and the negative electrode that the additive is formed is placed and is connected with each other with facing each other.It is described negative
The collector 31 of electrode 21 is configured to conductive and is made of such as copper by metal, example.The collector 31 of the negative electrode 21
Electrically connected with the cathode terminal 11 of hybrid super capacitor 2.
The positive electrode 22 is included by activated carbon (direct capacitance active material) and LiMn herein2O4 (electrochemical oxidation
Reducing activity material) mixture form positive electrode active materials 42.The positive electrode 22 is included existing for particle form just
Pole active material 42.Additive, particularly conductive black and adhesive are arranged between the particle of positive electrode active materials 42.
The positive electrode active materials 42 and described additive form the compound for being configured to film-form respectively herein.
The positive electrode 22 is in addition comprising the collector 32 equally constituted as film-form.By the positive electrode active materials
42 and the collector 32 of compound and the positive electrode that forms of the additive place and be connected with each other with facing each other.Institute
The collector 32 for stating positive electrode 22 is configured to conductive and is made up of metal, such as aluminium.The current collection of the positive electrode 22
Body 32 electrically connects with the anode terminal 12 of hybrid super capacitor 2.
The negative electrode 21 and the positive electrode 22 are separated from each other by barrier film 18.The barrier film 18 equally constitutes
For film-form.The barrier film 18 is configured to what is be electrically insulated, but ionic conductivity, that is, allow ion, particularly lithium ion
Pass through.
The capacitor case 3 of the hybrid super capacitor 2 is filled by the electrolyte composition 15 of liquid.Institute
State electrolyte composition 15 and surround negative electrode 21, positive electrode 22 and barrier film 18 herein.The electrolyte composition 15
And ionic conductivity, and the solvent comprising liquid, for example, at least a kind of cyclic carbonate (such as carbonic acid Asia second herein
Ester (EC), propylene carbonate (PC), butylene carbonate (BC)) and at least one linear carbonate (such as dimethyl carbonate
(DMC), diethyl carbonate (DEC), methyl ethyl carbonate (MEC)) mixture, and lithium salts (such as LiPF6、LiBF4)
And N, N- diethylamino trimethyl silane are as alkali compounds.The amount of N, N- diethylamino trimethyl silane is, for example, base
In 2 weight % of whole electrolyte composition 15.In another embodiment, such as butylamine (n- is used with same amount
C4H9NH2) it is used as alkali compounds.In another embodiment, such as N, the Asia of N '-dicyclohexyl carbon two are used with same amount
Amine is as alkali compounds.
The invention is not restricted to specific embodiments described herein and wherein prominent aspect.On the contrary, passing through right
In the range of claim provides, many changes in those skilled in the art's process range are feasible.
Claims (10)
1. hybrid super capacitor (2), it is included
- at least one negative electrode (21), it includes direct capacitance active material, electrochemical redox active material or it is mixed
Compound,
- at least one positive electrode (22), it includes direct capacitance active material, electrochemical redox active material or it is mixed
Compound,
- it is at least one be arranged between at least one negative electrode (21) and at least one positive electrode (22) every
Film (18), and
- electrolyte composition (15),
Condition is, at least one electrode (21), (22) include direct capacitance active material and at least one electrode (21),
(22) electrochemical redox active material is included,
Wherein described electrolyte composition (15) is the electrolyte composition of liquid and the non-matter comprising at least one liquid
Sub- property organic solvent, at least one conducting salt and at least one alkali compounds for being used to catch protic impurity.
2. hybrid super capacitor (2) according to claim 1, wherein at least one alkali compounds includes at least one
Kind basic nitrogen compound.
3. according to the hybrid super capacitor (2) of claim 1 or 2, wherein at least one alkali compounds includes extremely
It is a kind of less to be selected from following basic nitrogen compound or their mixture：
(i) basic amine of formula (I) is led to：
Wherein
R1、R2、R3It can be independently from each other：
- hydrogen atom,
- straight or branched, saturation or undersaturated alkyl, it has 1-12 carbon atom, and it can be optionally by least one
Individual halogen atom substitution,
- ring-type, saturation or undersaturated alkyl, it has 3-12 carbon atom, and it optionally can be had by least one
The alkyl of 1-3 carbon atom and/or the substitution of at least one halogen atom, and
- aromatic hydrocarbyl, it has 6-18 carbon atom, and it is optionally by least one alkyl with 1-3 carbon atom
And/or at least one halogen atom substitution；
(ii) the alkaline carbodiimide of formula (II) is led to：
Wherein
R4、R5It can be independently from each other：
- hydrogen atom,
- straight or branched, saturation or undersaturated alkyl, it has 1-12 carbon atom, and it can be optionally by least one
Individual halogen atom substitution,
- ring-type, saturation or undersaturated alkyl, it has 3-12 carbon atom, and it optionally can be had by least one
The alkyl of 1-3 carbon atom and/or the substitution of at least one halogen atom, and
- aromatic hydrocarbyl, it has 6-18 carbon atom, and it is optionally by least one alkyl with 1-3 carbon atom
And/or at least one halogen atom substitution；
With
(iii) amino silane of formula (III) is led to：
Wherein
R6、R7It can be independently from each other：
- hydrogen atom,
- straight or branched, saturation or undersaturated alkyl, it has 1-12 carbon atom, and it can be optionally by least one
Individual halogen atom substitution,
- ring-type, saturation or undersaturated alkyl, it has 3-12 carbon atom, and it optionally can be had by least one
The alkyl of 1-3 carbon atom and/or the substitution of at least one halogen atom,
- aromatic hydrocarbyl, it has 6-18 carbon atom, and it is optionally by least one alkyl with 1-3 carbon atom
And/or at least one halogen atom substitution, and
- formula-SiR8R9R10Silane group,
And wherein
R8、R9、R10It can be independently from each other：
- hydrogen atom,
- halogen atom,
- straight or branched, saturation or undersaturated alkyl, it has 1-12 carbon atom, and it can be optionally by least one
Individual halogen atom substitution,
- ring-type, saturation or undersaturated alkyl, it has 3-12 carbon atom, and it optionally can be had by least one
The alkyl of 1-3 carbon atom and/or the substitution of at least one halogen atom, and
- aromatic hydrocarbyl, it has 6-18 carbon atom, and it is optionally by least one alkyl with 1-3 carbon atom
And/or at least one halogen atom substitution, and
- formula-NR6R7Amino, wherein R6、R7Implication with aforementioned definitions.
4. hybrid super capacitor (2) according to claim 3, wherein at least one basic nitrogen compound includes formula
(I) primary amine of primary or secondary amine, particularly formula (I).
5. hybrid super capacitor (2) according to claim 3, wherein at least one basic nitrogen compound includes formula
(II) carbodiimide, wherein R4、R5It can be independently from each other：
The saturated alkyl of-straight or branched, it has 1-6 carbon atom,
- ring-type, saturation or undersaturated alkyl, it has 1-6 carbon atom, and
- aromatic hydrocarbyl, it has 6-12 carbon atom.
6. hybrid super capacitor (2) according to claim 3, wherein at least one basic nitrogen compound includes formula
(III) amino silane, wherein R6、R7It can be independently from each other：
The saturated alkyl of-straight or branched, it has 1-6 carbon atom,
The saturated alkyl of-ring-type, it has 3-6 carbon atom, and
- aromatic hydrocarbyl, it has 6-12 carbon atom,
And wherein
R8、R9、R10It can be independently from each other：
The saturated alkyl of-straight or branched, it has 1-6 carbon atom,
The saturated alkyl of-ring-type, it has 3-6 carbon atom, and
- aromatic hydrocarbyl, it has 6-12 carbon atom.
7. according to any one of claim 1-6 hybrid super capacitor (2), wherein described at least one for catching proton
Property impurity alkali compounds at most account for electrolyte composition (15) total amounts 10 weight %.
8. according to any one of claim 1-7 hybrid super capacitor (2), wherein at least one liquid is non-proton
Property organic solvent be selected from acetonitrile, propylene carbonate, ethylene carbonate, dimethyl carbonate, diethyl carbonate, methyl ethylidene carbonic acid
Ester, methyl ethyl carbonate and its mixture.
9. for the electrolyte composition (15) of hybrid super capacitor (2), it includes the aprotic of at least one liquid
Organic solvent, at least one conducting salt and at least one alkali compounds for being used to catch protic impurity.
10. electrolyte composition (15) according to claim 9 is as the electrolyte combination in hybrid super capacitor (2)
The purposes of thing (15).
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| DE102016209982.5 | 2016-06-07 | ||
| DE102016209982.5A DE102016209982A1 (en) | 2016-06-07 | 2016-06-07 | Hybrid supercapacitor with increased lifespan |
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|---|---|---|---|---|
| EP1187244A2 (en) * | 2000-09-07 | 2002-03-13 | MERCK PATENT GmbH | Organic amines as additives for electrochemical cells |
| CN103378383A (en) * | 2012-04-15 | 2013-10-30 | 何志胜 | Capacitance-lithium ion secondary battery |
| CN104428941A (en) * | 2012-07-13 | 2015-03-18 | 索尔维公司 | Fluorinated carbonyl compounds comprising a triple bond, methods for their manufacture and uses thereof |
| CN104925765A (en) * | 2015-05-21 | 2015-09-23 | 上海康鹏化学有限公司 | Preparation method for difluorosulfimide lithium salt |
| KR20160013725A (en) * | 2014-07-28 | 2016-02-05 | 고려대학교 산학협력단 | Nanocomposite Multilayer Film Using Janus Layer-by-Layer Assembly and Method of Preparing the Same and Electrode Comprising the Same |
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|---|---|---|---|---|
| US5846673A (en) | 1996-12-09 | 1998-12-08 | Valence Technology, Inc. | Additive to stabilize electrochemical cell |
| JP3348343B2 (en) | 1997-04-21 | 2002-11-20 | 株式会社豊田中央研究所 | Non-aqueous electrolyte for battery and non-aqueous electrolyte battery |
| US6235431B1 (en) | 1997-06-24 | 2001-05-22 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Nonaqueous electrolytic solution for battery and nonaqueous electrolytic solution battery using the same |
| CN102956367A (en) * | 2011-08-18 | 2013-03-06 | 海洋王照明科技股份有限公司 | Electrolyte and preparation method thereof |
-
2016
- 2016-06-07 DE DE102016209982.5A patent/DE102016209982A1/en not_active Withdrawn
-
2017
- 2017-06-06 CN CN201710418715.2A patent/CN107633955A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1187244A2 (en) * | 2000-09-07 | 2002-03-13 | MERCK PATENT GmbH | Organic amines as additives for electrochemical cells |
| CN103378383A (en) * | 2012-04-15 | 2013-10-30 | 何志胜 | Capacitance-lithium ion secondary battery |
| CN104428941A (en) * | 2012-07-13 | 2015-03-18 | 索尔维公司 | Fluorinated carbonyl compounds comprising a triple bond, methods for their manufacture and uses thereof |
| KR20160013725A (en) * | 2014-07-28 | 2016-02-05 | 고려대학교 산학협력단 | Nanocomposite Multilayer Film Using Janus Layer-by-Layer Assembly and Method of Preparing the Same and Electrode Comprising the Same |
| CN104925765A (en) * | 2015-05-21 | 2015-09-23 | 上海康鹏化学有限公司 | Preparation method for difluorosulfimide lithium salt |
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