KR101561605B1 - 양극산화 알루미늄 옥사이드 필름을 포함하는 리튬-공기 전지용 분리막 및 이를 포함하는 리튬-공기 전지 - Google Patents
양극산화 알루미늄 옥사이드 필름을 포함하는 리튬-공기 전지용 분리막 및 이를 포함하는 리튬-공기 전지 Download PDFInfo
- Publication number
- KR101561605B1 KR101561605B1 KR1020130154507A KR20130154507A KR101561605B1 KR 101561605 B1 KR101561605 B1 KR 101561605B1 KR 1020130154507 A KR1020130154507 A KR 1020130154507A KR 20130154507 A KR20130154507 A KR 20130154507A KR 101561605 B1 KR101561605 B1 KR 101561605B1
- Authority
- KR
- South Korea
- Prior art keywords
- lithium
- separator
- air battery
- aluminum oxide
- anodized aluminum
- 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.)
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- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title claims abstract description 106
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 95
- 239000012528 membrane Substances 0.000 claims abstract description 33
- 239000011148 porous material Substances 0.000 claims abstract description 30
- 238000000926 separation method Methods 0.000 claims abstract description 29
- 229920000642 polymer Polymers 0.000 claims description 70
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 62
- -1 polyphenylene Chemical class 0.000 claims description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 30
- 239000003792 electrolyte Substances 0.000 claims description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 20
- 229910052760 oxygen Inorganic materials 0.000 claims description 20
- 239000001301 oxygen Substances 0.000 claims description 20
- 239000004020 conductor Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical class [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 239000011259 mixed solution Substances 0.000 claims description 10
- 239000003575 carbonaceous material Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 8
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 229920001155 polypropylene Polymers 0.000 claims description 8
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 8
- 239000002033 PVDF binder Substances 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Chemical class 0.000 claims description 7
- 239000004952 Polyamide Substances 0.000 claims description 6
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 6
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000006182 cathode active material Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229920000265 Polyparaphenylene Chemical class 0.000 claims description 3
- 239000006230 acetylene black Substances 0.000 claims description 3
- 238000009831 deintercalation Methods 0.000 claims description 3
- 238000009830 intercalation Methods 0.000 claims description 3
- 239000003273 ketjen black Substances 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 claims description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 claims 1
- 239000002041 carbon nanotube Substances 0.000 claims 1
- 239000002131 composite material Substances 0.000 claims 1
- 150000002484 inorganic compounds Chemical class 0.000 claims 1
- 229910010272 inorganic material Inorganic materials 0.000 claims 1
- 239000002905 metal composite material Substances 0.000 claims 1
- 239000002808 molecular sieve Substances 0.000 claims 1
- 239000002070 nanowire Substances 0.000 claims 1
- 150000002894 organic compounds Chemical class 0.000 claims 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims 1
- 210000001787 dendrite Anatomy 0.000 abstract description 24
- 238000007599 discharging Methods 0.000 abstract description 11
- 239000002105 nanoparticle Substances 0.000 abstract description 6
- 210000004027 cell Anatomy 0.000 description 55
- 239000010408 film Substances 0.000 description 50
- 230000000052 comparative effect Effects 0.000 description 34
- 229920001577 copolymer Polymers 0.000 description 26
- 239000003054 catalyst Substances 0.000 description 20
- 239000002904 solvent Substances 0.000 description 20
- 238000006722 reduction reaction Methods 0.000 description 19
- 238000000151 deposition Methods 0.000 description 18
- 230000008021 deposition Effects 0.000 description 17
- 229910052783 alkali metal Inorganic materials 0.000 description 16
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 16
- 239000003365 glass fiber Substances 0.000 description 16
- 229910013553 LiNO Inorganic materials 0.000 description 14
- 150000001340 alkali metals Chemical class 0.000 description 14
- 230000009467 reduction Effects 0.000 description 13
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 12
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 12
- 229910001416 lithium ion Inorganic materials 0.000 description 12
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 150000001342 alkaline earth metals Chemical class 0.000 description 10
- 229910003473 lithium bis(trifluoromethanesulfonyl)imide Inorganic materials 0.000 description 10
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 239000005486 organic electrolyte Substances 0.000 description 10
- 229920005597 polymer membrane Polymers 0.000 description 10
- 150000003839 salts Chemical class 0.000 description 10
- 239000011230 binding agent Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000010409 thin film Substances 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 230000009257 reactivity Effects 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 description 5
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 4
- OZJPLYNZGCXSJM-UHFFFAOYSA-N 5-valerolactone Chemical compound O=C1CCCCO1 OZJPLYNZGCXSJM-UHFFFAOYSA-N 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 4
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 4
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 229910001413 alkali metal ion Inorganic materials 0.000 description 4
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 4
- 239000000010 aprotic solvent Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000004917 carbon fiber Substances 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 4
- 239000011267 electrode slurry Substances 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 4
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 4
- CYEDOLFRAIXARV-UHFFFAOYSA-N ethyl propyl carbonate Chemical compound CCCOC(=O)OCC CYEDOLFRAIXARV-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 239000002608 ionic liquid Substances 0.000 description 4
- 150000002576 ketones Chemical class 0.000 description 4
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 4
- 229940058401 polytetrafluoroethylene Drugs 0.000 description 4
- YKYONYBAUNKHLG-UHFFFAOYSA-N propyl acetate Chemical compound CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 4
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 4
- 239000010948 rhodium Substances 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910018071 Li 2 O 2 Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 229910003002 lithium salt Inorganic materials 0.000 description 3
- 159000000002 lithium salts Chemical class 0.000 description 3
- AMWRITDGCCNYAT-UHFFFAOYSA-L manganese oxide Inorganic materials [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- JYVXNLLUYHCIIH-UHFFFAOYSA-N (+/-)-mevalonolactone Natural products CC1(O)CCOC(=O)C1 JYVXNLLUYHCIIH-UHFFFAOYSA-N 0.000 description 2
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 2
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 2
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 2
- 229910016467 AlCl 4 Inorganic materials 0.000 description 2
- 229910017090 AlO 2 Inorganic materials 0.000 description 2
- 229910017008 AsF 6 Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- 229910020366 ClO 4 Inorganic materials 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- RAXXELZNTBOGNW-UHFFFAOYSA-O Imidazolium Chemical compound C1=C[NH+]=CN1 RAXXELZNTBOGNW-UHFFFAOYSA-O 0.000 description 2
- 229910010238 LiAlCl 4 Inorganic materials 0.000 description 2
- 229910010093 LiAlO Inorganic materials 0.000 description 2
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 2
- 229910015044 LiB Inorganic materials 0.000 description 2
- 229910013063 LiBF 4 Inorganic materials 0.000 description 2
- 229910013684 LiClO 4 Inorganic materials 0.000 description 2
- 229910013385 LiN(SO2C2F5)2 Inorganic materials 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- 229910012513 LiSbF 6 Inorganic materials 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 2
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 2
- RWRDLPDLKQPQOW-UHFFFAOYSA-O Pyrrolidinium ion Chemical compound C1CC[NH2+]C1 RWRDLPDLKQPQOW-UHFFFAOYSA-O 0.000 description 2
- JYVXNLLUYHCIIH-ZCFIWIBFSA-N R-mevalonolactone, (-)- Chemical compound C[C@@]1(O)CCOC(=O)C1 JYVXNLLUYHCIIH-ZCFIWIBFSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- 229910018286 SbF 6 Inorganic materials 0.000 description 2
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 229910021383 artificial graphite Inorganic materials 0.000 description 2
- 229910001422 barium ion Inorganic materials 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
- NCMHKCKGHRPLCM-UHFFFAOYSA-N caesium(1+) Chemical compound [Cs+] NCMHKCKGHRPLCM-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- MPMSMUBQXQALQI-UHFFFAOYSA-N cobalt phthalocyanine Chemical compound [Co+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 MPMSMUBQXQALQI-UHFFFAOYSA-N 0.000 description 2
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical class [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 2
- 229940113088 dimethylacetamide Drugs 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 239000003759 ester based solvent Substances 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 229910021389 graphene Inorganic materials 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 235000013980 iron oxide Nutrition 0.000 description 2
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical compound CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000006233 lamp black Substances 0.000 description 2
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Inorganic materials [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 229940017219 methyl propionate Drugs 0.000 description 2
- 229940057061 mevalonolactone Drugs 0.000 description 2
- 229910021382 natural graphite Inorganic materials 0.000 description 2
- 229910000480 nickel oxide Inorganic materials 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 125000002524 organometallic group Chemical group 0.000 description 2
- 229910052762 osmium Inorganic materials 0.000 description 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 2
- GHZRKQCHJFHJPX-UHFFFAOYSA-N oxacycloundecan-2-one Chemical compound O=C1CCCCCCCCCO1 GHZRKQCHJFHJPX-UHFFFAOYSA-N 0.000 description 2
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical class [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 2
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 229910001414 potassium ion Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 2
- 229910001419 rubidium ion Inorganic materials 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
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Abstract
Description
도 2는 본 발명에 따른 실시예 1 및 비교예 1에서 제조된 대칭 셀의 리튬 증착/박리 쿨롱 효율을 나타낸 그래프이고;
도 3은 본 발명에 따른 실시예 1 및 비교예 1에서 제조된 대칭 셀의 임피던스 분석기로 측정된 저항을 나타낸 그래프이고;
도 4는 본 발명에 따른 실시예 1 및 비교예 1에서 제조된 대칭 셀의 리튬 증착/박리 실험 전과 리튬 증착/박리 과정을 10 사이클 수행한 후, 리튬 양극을 주사 전자 현미경(Scanning electron microscope, SEM)으로 관찰한 사진이고;
도 5는 본 발명에 따른 실시예 6, 실시예 11, 실시예 13 및 비교예 5에서 제조된 리튬-공기 전지의 충방전시 전압의 변화를 나타낸 그래프와, 충전과정에서 발생하는 산소 및 이산화탄소의 양을 시차 전기화학 질량 분석기(Differential electrochemical mass spectrometer, DEMS)로 분석한 그래프이고;
도 6은 본 발명에 따른 실시예 6 및 비교예 3에서 제조된 리튬-공기 전지의 쿨롱 효율을 나타낸 그래프이고;
도 7은 본 발명에 따른 실시예 6 및 비교예 3에서 제조된 리튬-공기 전지를 사용하여 충방전 과정을 15 사이클 수행한 후, 리튬 음극을 주사 전자 현미경(Scanning electron microscope, SEM)으로 관찰한 사진이다.
분리막 종류 및 구조 | 전해질 (용매/리튬염) | 셀 구조 | |
실시예 1 | AAO | DME/LiTFSI | 대칭 셀 |
실시예 2 | 고분자/AAO | DME/LiTFSI | 대칭 셀 |
실시예 3 | AAO/고분자 | DME/LiTFSI | 대칭 셀 |
실시예 4 | AAO/고분자/AAO | DME/LiTFSI | 대칭 셀 |
실시예 5 | 고분자/AAO/고분자 | DME/LiTFSI | 대칭 셀 |
실시예 6 | AAO | DMAc/LiNO3 | 리튬-공기 전지 |
실시예 7 | 고분자/AAO | DMAc/LiNO3 | 리튬-공기 전지 |
실시예 8 | AAO/고분자 | DMAc/LiNO3 | 리튬-공기 전지 |
실시예 9 | AAO/고분자/AAO | DMAc/LiNO3 | 리튬-공기 전지 |
실시예 10 | 고분자/AAO/고분자 | DMAc/LiNO3 | 리튬-공기 전지 |
실시예 11 | 유리섬유/AAO | DMAc/LiNO3 | 리튬-공기 전지 |
실시예 12 | AAO/유리섬유 | DMAc/LiNO3 | 리튬-공기 전지 |
실시예 13 | AAO/유리섬유/AAO | DMAc/LiNO3 | 리튬-공기 전지 |
비교예 1 | 고분자 | DME/LiTFSI | 대칭 셀 |
비교예 2 | 고분자/고분자 | DME/LiTFSI | 대칭 셀 |
비교예 3 | 고분자 | DMAc/LiNO3 | 리튬-공기 전지 |
비교예 4 | 고분자/고분자 | DMAc/LiNO3 | 리튬-공기 전지 |
비교예 5 | 유리섬유 | DMAc/LiNO3 | 리튬-공기 전지 |
* AAO : 양극산화 알루미늄 옥사이드 분리막 * 고분자 : 고분자 분리막 * 유리섬유 : 유리섬유필터 분리막 |
실시예 1 | 실시예 2 | 실시예 3 | 실시예 4 | 실시예 5 | 비교예 1 | 비교예 2 | |
쿨롱 효율 (η, %) |
73.70 | 68.70 | 69.10 | 78.50 | 66.41 | 55.00 | 47.65 |
1 : 양극
2 : 양극산화 알루미늄 옥사이드 분리막
3 : 고분자 분리막
4 : 음극
Claims (10)
- 산소를 양극 활물질로 사용하는 양극;
리튬을 흡장, 방출할 수 있는 음극;
상기 양극 및 음극 사이에 충전되는 전해질; 및
상기 양극 및 음극 사이에 배치되는 분리막;을 포함하는 리튬-공기 전지에 있어서,
상기 분리막은 20 내지 100 ㎛인 두께의 양극산화 알루미늄 옥사이드 필름을 포함하는 리튬-공기 전지용 분리막 및 고분자 분리막;을 포함하고,
상기 음극 상부에 20 내지 100 ㎛인 두께의 양극산화 알루미늄 옥사이드 필름을 포함하는 리튬-공기 전지용 분리막이 적층되고, 상기 양극산화 알루미늄 옥사이드 필름을 포함하는 리튬-공기 전지용 분리막 상부에 고분자 분리막이 적층되고, 상기 고분자 분리막 상부에 20 내지 100 ㎛인 두께의 양극산화 알루미늄 옥사이드 필름을 포함하는 리튬-공기 전지용 분리막이 적층된 것을 특징으로 하는 리튬-공기 전지.
- 제1항에 있어서,
상기 양극산화 알루미늄 필름의 기공 크기는 50 내지 500 ㎚인 것을 특징으로 하는 리튬-공기 전지.
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 양극은 카본 블랙, 케첸 블랙, 아세틸렌 블랙, 활성 탄소 분말, 탄소 분자체, 탄소 나노 튜브, 탄소 나노 와이어, 미세 기공을 갖고 있는 활성탄, 메조포러스 카본, 그라파이트로 구성되는 탄소 재료, 구리, 은, 니켈, 알루미늄으로 구성되는 금속 분말 및 폴리페닐렌 유도체로 이루어지는 군으로부터 선택되는 1 종 이상의 전도성 물질을 포함하는 것을 특징으로 하는 리튬-공기 전지.
- 제1항에 있어서,
상기 음극은 리튬 금속, 유기물 또는 무기화합물로 처리된 리튬 금속 복합체, 또는 리튬화된 금속-카본 복합체를 포함하는 것을 특징으로 하는 리튬-공기 전지.
- 제1항에 있어서,
상기 고분자 분리막은 폴리에틸렌테레프탈레이트(PET), 폴리에틸렌(PE), 폴리프로필렌(PP), 폴리아미드(PA), 셀룰로오스, 폴리비닐클로라이드(PVC), 폴리비닐알콜(PVA) 및 폴리비닐리덴플로라이드(PVdF)로 이루어지는 군으로부터 선택되는 1 종 이상의 고분자를 포함하는 것을 특징으로 하는 리튬-공기 전지.
- 전도성 재료를 포함하는 혼합 용액을 제조하고, 상기 혼합 용액을 집전체에 도포하여 양극을 제조하는 단계(단계 1); 및
상기 단계 1에서 제조된 양극, 리튬을 흡장, 방출할 수 있는 음극, 양극산화 알루미늄 옥사이드 필름을 포함하는 리튬-공기 전지용 분리막, 고분자 분리막 및 전해질을 사용하여 리튬-공기 전지를 제조하는 단계(단계 2);를 포함하는 제1항에 따른 리튬-공기 전지의 제조방법.
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US10700377B2 (en) | 2017-01-17 | 2020-06-30 | Samsung Electronics Co., Ltd. | Solid electrolyte for a negative electrode of a secondary battery including first and second solid electrolytes with different affinities for metal deposition electronchemical cell and method of manufacturing |
US10411317B2 (en) | 2017-06-29 | 2019-09-10 | Toyota Research Institute, Inc. | Metal-air battery including passivation layer formed on metal anode |
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