KR100529085B1 - 리튬 이차 전지용 고분자 전해질 조성물 및 이를 이용하여제조된 리튬 이차 전지 - Google Patents
리튬 이차 전지용 고분자 전해질 조성물 및 이를 이용하여제조된 리튬 이차 전지 Download PDFInfo
- Publication number
- KR100529085B1 KR100529085B1 KR10-2003-0066261A KR20030066261A KR100529085B1 KR 100529085 B1 KR100529085 B1 KR 100529085B1 KR 20030066261 A KR20030066261 A KR 20030066261A KR 100529085 B1 KR100529085 B1 KR 100529085B1
- Authority
- KR
- South Korea
- Prior art keywords
- formula
- peroxy
- butyl peroxy
- polymer electrolyte
- secondary battery
- 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.)
- Expired - Fee Related
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 39
- 239000003792 electrolyte Substances 0.000 title description 6
- 239000005518 polymer electrolyte Substances 0.000 claims abstract description 45
- 239000000203 mixture Substances 0.000 claims abstract description 38
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 13
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 13
- 239000000178 monomer Substances 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003505 polymerization initiator Substances 0.000 claims abstract description 11
- 239000011356 non-aqueous organic solvent Substances 0.000 claims abstract description 9
- 229920000570 polyether Polymers 0.000 claims abstract description 6
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 5
- 125000001931 aliphatic group Chemical group 0.000 claims abstract description 5
- 125000003118 aryl group Chemical group 0.000 claims abstract description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 5
- -1 azo compound Chemical class 0.000 claims description 32
- 150000001875 compounds Chemical class 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 238000009830 intercalation Methods 0.000 claims description 8
- 239000007773 negative electrode material Substances 0.000 claims description 7
- RTEZVHMDMFEURJ-UHFFFAOYSA-N 2-methylpentan-2-yl 2,2-dimethylpropaneperoxoate Chemical compound CCCC(C)(C)OOC(=O)C(C)(C)C RTEZVHMDMFEURJ-UHFFFAOYSA-N 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- 238000009831 deintercalation Methods 0.000 claims description 6
- ZQMIGQNCOMNODD-UHFFFAOYSA-N diacetyl peroxide Chemical compound CC(=O)OOC(C)=O ZQMIGQNCOMNODD-UHFFFAOYSA-N 0.000 claims description 6
- 150000001451 organic peroxides Chemical group 0.000 claims description 6
- 239000007774 positive electrode material Substances 0.000 claims description 6
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 5
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- 150000002576 ketones Chemical class 0.000 claims description 4
- 150000002825 nitriles Chemical class 0.000 claims description 4
- FVQMJJQUGGVLEP-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOOC(C)(C)C FVQMJJQUGGVLEP-UHFFFAOYSA-N 0.000 claims description 3
- QEQBMZQFDDDTPN-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy benzenecarboperoxoate Chemical compound CC(C)(C)OOOC(=O)C1=CC=CC=C1 QEQBMZQFDDDTPN-UHFFFAOYSA-N 0.000 claims description 3
- KDGNCLDCOVTOCS-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy propan-2-yl carbonate Chemical compound CC(C)OC(=O)OOC(C)(C)C KDGNCLDCOVTOCS-UHFFFAOYSA-N 0.000 claims description 3
- NOBYOEQUFMGXBP-UHFFFAOYSA-N (4-tert-butylcyclohexyl) (4-tert-butylcyclohexyl)oxycarbonyloxy carbonate Chemical group C1CC(C(C)(C)C)CCC1OC(=O)OOC(=O)OC1CCC(C(C)(C)C)CC1 NOBYOEQUFMGXBP-UHFFFAOYSA-N 0.000 claims description 3
- BEQKKZICTDFVMG-UHFFFAOYSA-N 1,2,3,4,6-pentaoxepane-5,7-dione Chemical compound O=C1OOOOC(=O)O1 BEQKKZICTDFVMG-UHFFFAOYSA-N 0.000 claims description 3
- AYMDJPGTQFHDSA-UHFFFAOYSA-N 1-(2-ethenoxyethoxy)-2-ethoxyethane Chemical compound CCOCCOCCOC=C AYMDJPGTQFHDSA-UHFFFAOYSA-N 0.000 claims description 3
- PAOHAQSLJSMLAT-UHFFFAOYSA-N 1-butylperoxybutane Chemical group CCCCOOCCCC PAOHAQSLJSMLAT-UHFFFAOYSA-N 0.000 claims description 3
- WYGWHHGCAGTUCH-UHFFFAOYSA-N 2-[(2-cyano-4-methylpentan-2-yl)diazenyl]-2,4-dimethylpentanenitrile Chemical compound CC(C)CC(C)(C#N)N=NC(C)(C#N)CC(C)C WYGWHHGCAGTUCH-UHFFFAOYSA-N 0.000 claims description 3
- AQKYLAIZOGOPAW-UHFFFAOYSA-N 2-methylbutan-2-yl 2,2-dimethylpropaneperoxoate Chemical compound CCC(C)(C)OOC(=O)C(C)(C)C AQKYLAIZOGOPAW-UHFFFAOYSA-N 0.000 claims description 3
- IFXDUNDBQDXPQZ-UHFFFAOYSA-N 2-methylbutan-2-yl 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOC(C)(C)CC IFXDUNDBQDXPQZ-UHFFFAOYSA-N 0.000 claims description 3
- FRBAZRWGNOJHRO-UHFFFAOYSA-N 6-tert-butylperoxycarbonyloxyhexyl (2-methylpropan-2-yl)oxy carbonate Chemical compound CC(C)(C)OOC(=O)OCCCCCCOC(=O)OOC(C)(C)C FRBAZRWGNOJHRO-UHFFFAOYSA-N 0.000 claims description 3
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 3
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 claims description 3
- 229910010238 LiAlCl 4 Inorganic materials 0.000 claims description 3
- 229910010090 LiAlO 4 Inorganic materials 0.000 claims description 3
- 229910015015 LiAsF 6 Inorganic materials 0.000 claims description 3
- 229910013063 LiBF 4 Inorganic materials 0.000 claims description 3
- 229910013684 LiClO 4 Inorganic materials 0.000 claims description 3
- 229910012424 LiSO 3 Inorganic materials 0.000 claims description 3
- 229910012513 LiSbF 6 Inorganic materials 0.000 claims description 3
- KYIKRXIYLAGAKQ-UHFFFAOYSA-N abcn Chemical compound C1CCCCC1(C#N)N=NC1(C#N)CCCCC1 KYIKRXIYLAGAKQ-UHFFFAOYSA-N 0.000 claims description 3
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 claims description 3
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 3
- SHZIWNPUGXLXDT-UHFFFAOYSA-N caproic acid ethyl ester Natural products CCCCCC(=O)OCC SHZIWNPUGXLXDT-UHFFFAOYSA-N 0.000 claims description 3
- 239000012933 diacyl peroxide Substances 0.000 claims description 3
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 3
- ACFSQHQYDZIPRL-UHFFFAOYSA-N lithium;bis(1,1,2,2,2-pentafluoroethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)C(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)C(F)(F)F ACFSQHQYDZIPRL-UHFFFAOYSA-N 0.000 claims description 3
- 125000000864 peroxy group Chemical group O(O*)* 0.000 claims description 3
- BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 claims description 3
- OPQYOFWUFGEMRZ-UHFFFAOYSA-N tert-butyl 2,2-dimethylpropaneperoxoate Chemical compound CC(C)(C)OOC(=O)C(C)(C)C OPQYOFWUFGEMRZ-UHFFFAOYSA-N 0.000 claims description 3
- NMOALOSNPWTWRH-UHFFFAOYSA-N tert-butyl 7,7-dimethyloctaneperoxoate Chemical compound CC(C)(C)CCCCCC(=O)OOC(C)(C)C NMOALOSNPWTWRH-UHFFFAOYSA-N 0.000 claims description 3
- SWAXTRYEYUTSAP-UHFFFAOYSA-N tert-butyl ethaneperoxoate Chemical compound CC(=O)OOC(C)(C)C SWAXTRYEYUTSAP-UHFFFAOYSA-N 0.000 claims description 3
- DLSMLZRPNPCXGY-UHFFFAOYSA-N tert-butylperoxy 2-ethylhexyl carbonate Chemical compound CCCCC(CC)COC(=O)OOOC(C)(C)C DLSMLZRPNPCXGY-UHFFFAOYSA-N 0.000 claims description 3
- 230000002687 intercalation Effects 0.000 claims description 2
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims 2
- 229910013131 LiN Inorganic materials 0.000 claims 2
- 125000005634 peroxydicarbonate group Chemical group 0.000 claims 2
- 239000003575 carbonaceous material Substances 0.000 claims 1
- SMBQBQBNOXIFSF-UHFFFAOYSA-N dilithium Chemical compound [Li][Li] SMBQBQBNOXIFSF-UHFFFAOYSA-N 0.000 claims 1
- 239000005486 organic electrolyte Substances 0.000 claims 1
- 230000008961 swelling Effects 0.000 abstract description 16
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 239000011149 active material Substances 0.000 description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000008151 electrolyte solution Substances 0.000 description 3
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- OZJPLYNZGCXSJM-UHFFFAOYSA-N 5-valerolactone Chemical compound O=C1CCCCO1 OZJPLYNZGCXSJM-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical class CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 125000005340 bisphosphate group Chemical group 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 2
- HNRMPXKDFBEGFZ-UHFFFAOYSA-N ethyl trimethyl methane Natural products CCC(C)(C)C HNRMPXKDFBEGFZ-UHFFFAOYSA-N 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- JBFHTYHTHYHCDJ-UHFFFAOYSA-N gamma-caprolactone Chemical compound CCC1CCC(=O)O1 JBFHTYHTHYHCDJ-UHFFFAOYSA-N 0.000 description 2
- GAEKPEKOJKCEMS-UHFFFAOYSA-N gamma-valerolactone Chemical compound CC1CCC(=O)O1 GAEKPEKOJKCEMS-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910015872 LiNi0.8Co0.1Mn0.1O2 Inorganic materials 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- HVVWZTWDBSEWIH-UHFFFAOYSA-N [2-(hydroxymethyl)-3-prop-2-enoyloxy-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(CO)(COC(=O)C=C)COC(=O)C=C HVVWZTWDBSEWIH-UHFFFAOYSA-N 0.000 description 1
- MPIAGWXWVAHQBB-UHFFFAOYSA-N [3-prop-2-enoyloxy-2-[[3-prop-2-enoyloxy-2,2-bis(prop-2-enoyloxymethyl)propoxy]methyl]-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(COC(=O)C=C)(COC(=O)C=C)COCC(COC(=O)C=C)(COC(=O)C=C)COC(=O)C=C MPIAGWXWVAHQBB-UHFFFAOYSA-N 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 239000006183 anode active material Substances 0.000 description 1
- 229910052789 astatine Inorganic materials 0.000 description 1
- LLCSWKVOHICRDD-UHFFFAOYSA-N buta-1,3-diyne Chemical group C#CC#C LLCSWKVOHICRDD-UHFFFAOYSA-N 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229940114081 cinnamate Drugs 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 150000005676 cyclic carbonates Chemical class 0.000 description 1
- 125000004386 diacrylate group Chemical group 0.000 description 1
- QLVWOKQMDLQXNN-UHFFFAOYSA-N dibutyl carbonate Chemical compound CCCCOC(=O)OCCCC QLVWOKQMDLQXNN-UHFFFAOYSA-N 0.000 description 1
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- YCUBDDIKWLELPD-UHFFFAOYSA-N ethenyl 2,2-dimethylpropanoate Chemical compound CC(C)(C)C(=O)OC=C YCUBDDIKWLELPD-UHFFFAOYSA-N 0.000 description 1
- BLCTWBJQROOONQ-UHFFFAOYSA-N ethenyl prop-2-enoate Chemical compound C=COC(=O)C=C BLCTWBJQROOONQ-UHFFFAOYSA-N 0.000 description 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
- 125000005448 ethoxyethyl group Chemical group [H]C([H])([H])C([H])([H])OC([H])([H])C([H])([H])* 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Chemical compound CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 239000003273 ketjen black Substances 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- PYLWMHQQBFSUBP-UHFFFAOYSA-N monofluorobenzene Chemical compound FC1=CC=CC=C1 PYLWMHQQBFSUBP-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- DOKHEARVIDLSFF-UHFFFAOYSA-N prop-1-en-1-ol Chemical group CC=CO DOKHEARVIDLSFF-UHFFFAOYSA-N 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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Abstract
Description
Claims (16)
- 하기 화학식 1의 다관능성 모노머;중합 개시제;비수성 유기 용매; 및리튬염을 포함하는 리튬 이차 전지용 고분자 전해질 조성물.[화학식 1](상기 화학식 1에서,A는 하기 화학식 1a, 화학식 1b 또는 1c이고,[화학식 1a][화학식 1b][화학식 1c]n은 1 내지 10의 정수이고,R1 내지 R7은 동일하거나 서로 독립적으로 H, C(n1)H(2n1+1) (n1은 1 내지 3의 정수임), 또는 C≡N이고,X는 C1 내지 C20의 지방족 또는 방향족 카본이거나 또는 폴리에테르임)
- 제 1 항에 있어서, 상기 고분자 전해질 조성물은 에틸렌화 불포화 단관능성 또는 다관능성 화합물을 하나 이상 더욱 포함하는 것인 리튬 이차 전지용 고분자 전해질 조성물.
- 제 1 항에 있어서, 상기 다관능성 모노머는 0.5 내지 20 중량%로 존재하는 것인 리튬 이차 전지용 고분자 전해질 조성물.
- 제 1 항에 있어서, 상기 비수성 유기 전해액은 80 내지 99.5 중량%로 존재하는 것인 리튬 이차 전지용 고분자 전해질 조성물.
- 제 1 항에 있어서, 상기 중합 개시제는 유기 과산화물 또는 아조계 화합물인 리튬 이차 전지용 고분자 전해질 조성물.
- 제 5 항에 있어서, 상기 유기 과산화물은 디(4-t-부틸사이클로헥실) 퍼옥시디카보네이트, 디-2-에틸헥실 퍼옥시 디카보네이트, 디-이소프로필 퍼옥시 디카보네이트, 디-3-메톡시 부틸 퍼옥시 디카보네이트, t-부틸 퍼옥시 이소프로필 카보네이트, t-부틸 퍼옥시 2-에틸헥실 카보네이트, 1,6-비스(t-부틸 퍼옥시카보닐옥시)헥산 및 디에티렌 글리콜-비스(t-부틸 퍼옥시 카보네이트)로 이루어진 군에서 선택되는 퍼옥시 디카보네이트류; 디아세틸 퍼옥사이드, 디벤조일 퍼옥사이드, 디라우로일 퍼옥사이드 및 비스-3,5,5-트리메틸 헥사노일 퍼옥사이드로 이루어진 군에서 선택되는 것인 디아실 퍼옥사이드류; 및 t-부틸 퍼옥시피발레이트, t-아밀 퍼옥시피발레이트, t-부틸 퍼옥시-2-에틸-헥사노에이트, t-헥실퍼옥시 피발레이트(t-hexylperoxy pivalate), t-부틸 퍼옥시 네오데카노에이트, t-부틸 퍼옥시 네오헵타노에이트, t-헥실퍼옥시 피발레이트, 1,1,3,3-테트라메틸부틸 퍼옥시 네오데카보네이트, 1,1,3,3-테트라메틸 부틸 2-에틸헥사노에이트, t-아밀퍼옥시 2-에틸 헥사노에이트, t-부틸 퍼옥시 이소부티레이트, t-아밀퍼옥시 3,5,5-트리메틸 헥사노일, t-부틸 퍼옥시 3,5,5-트리메틸 헥사노에이트, t-부틸 퍼옥시 아세테이트, t-부틸 퍼옥시 벤조에이트 및 디-부틸퍼옥시 트리메틸 아디페이트로 이루어진 군에서 선택되는 퍼옥시 에스테르류로 이루어진 군에서 선택되는 것이고, 상기 아조계 화합물은 2,2'-아조-비스(이소부티로니트릴), 2,2'-아조-비스(2,4-디메틸발레로니트릴) 및 1,1'-아조-비스(시아노사이클로-헥산)으로 이루어진 군에서 선택되는 것인 리튬 이차 전지.
- 제 1 항에 있어서, 상기 리튬염은 LiPF6, LiBF4, LiSbF6, LiAsF6 , LiClO4, LiCF3SO3, LiN(CF3SO2)2, LiN(C2F 5SO2)2, LiAlO4, LiAlCl4, LiN(CxF 2x+1SO2)(CyF2y+1SO2)(여기서, x 및 y는 자연수임) 및 LiSO3CF3로 이루어진 군에서 선택되는 하나 이상인 리튬 이차 전지용 고분자 전해질 조성물.
- 제 1 항에 있어서, 상기 비수성 유기 용매는 카보네이트, 에스테르, 에테르, 케톤 및 니트릴로 이루어진 군에서 선택되는 1종 이상인 것인 리튬 이차 전지용 고분자 전해질 조성물.
- 리튬을 인터칼레이션 및 디인터칼레이션할 수 있는 양극 활물질을 포함하는 양극; 및리튬을 인터칼레이션 및 디인터칼레이션할 수 있는 음극 활물질을 포함하는 음극; 및하기 화학식 1의 다관능성 모노머, 중합 개시제, 비수성 유기 용매 및 리튬염을 포함하는 고분자 전해질 조성물이 중합된 고분자 전해질을 포함하는 리튬 이차 전지.[화학식 1](상기 화학식 1에서,A는 하기 화학식 1a, 화학식 1b 또는 1c이고,[화학식 1a][화학식 1b][화학식 1c]n은 1 내지 10의 정수이고,R1 내지 R7은 동일하거나 서로 독립적으로 H, C(n1)H(2n1+1) (n1은 1 내지 3의 정수임), 또는 C≡N이고,X는 C1 내지 C20의 지방족 또는 방향족 카본이거나 또는 폴리에테르임)
- 제 9 항에 있어서, 상기 고분자 전해질 조성물은 에틸렌화 불포화 단관능성 또는 다관능성 화합물을 하나 이상 더욱 포함하는 것인 리튬 이차 전지.
- 제 9 항에 있어서, 상기 중합 개시제는 유기 과산화물 또는 아조계 화합물인 리튬 이차 전지용 고분자 전해질 조성물.
- 제 11 항에 있어서, 상기 유기 과산화물은 디(4-t-부틸사이클로헥실) 퍼옥시디카보네이트, 디-2-에틸헥실 퍼옥시 디카보네이트, 디-이소프로필 퍼옥시 디카보네이트, 디-3-메톡시 부틸 퍼옥시 디카보네이트, t-부틸 퍼옥시 이소프로필 카보네이트, t-부틸 퍼옥시 2-에틸헥실 카보네이트, 1,6-비스(t-부틸 퍼옥시카보닐옥시)헥산 및 디에티렌 글리콜-비스(t-부틸 퍼옥시 카보네이트)로 이루어진 군에서 선택되는 퍼옥시 디카보네이트류; 디아세틸 퍼옥사이드, 디벤조일 퍼옥사이드, 디라우로일 퍼옥사이드 및 비스-3,5,5-트리메틸 헥사노일 퍼옥사이드로 이루어진 군에서 선택되는 것인 디아실 퍼옥사이드류; 및 t-부틸 퍼옥시피발레이트, t-아밀 퍼옥시피발레이트, t-부틸 퍼옥시-2-에틸-헥사노에이트, t-헥실퍼옥시 피발레이트(t-hexylperoxy pivalate), t-부틸 퍼옥시 네오데카노에이트, t-부틸 퍼옥시 네오헵타노에이트, t-헥실퍼옥시 피발레이트, 1,1,3,3-테트라메틸부틸 퍼옥시 네오데카보네이트, 1,1,3,3-테트라메틸 부틸 2-에틸헥사노에이트, t-아밀퍼옥시 2-에틸 헥사노에이트, t-부틸 퍼옥시 이소부티레이트, t-아밀퍼옥시 3,5,5-트리메틸 헥사노일, t-부틸 퍼옥시 3,5,5-트리메틸 헥사노에이트, t-부틸 퍼옥시 아세테이트, t-부틸 퍼옥시 벤조에이트 및 디-부틸퍼옥시 트리메틸 아디페이트로 이루어진 군에서 선택되는 퍼옥시 에스테르류로 이루어진 군에서 선택되는 것이고, 상기 아조계 화합물은 2,2'-아조-비스(이소부티로니트릴), 2,2'-아조-비스(2,4-디메틸발레로니트릴) 및 1,1'-아조-비스(시아노사이클로-헥산)으로 이루어진 군에서 선택되는 것인 리튬 이차 전지.
- 제 9 항에 있어서, 상기 리튬염은 LiPF6, LiBF4, LiSbF6, LiAsF6 , LiClO4, LiCF3SO3, LiN(CF3SO2)2, LiN(C2F 5SO2)2, LiAlO4, LiAlCl4, LiN(CxF 2x+1SO2)(CyF2+1SO2)(여기서, x 및 y는 자연수임) 및 LiSO3CF3로 이루어진 군에서 선택되는 하나 이상인 리튬 이차 전지.
- 제 9 항에 있어서, 상기 비수성 유기 용매는 카보네이트, 에스테르, 에테르,케톤 및 니트릴로 이루어진 군에서 선택되는 1종 이상인 것인 리튬 이차 전지.
- 제 9 항에 있어서, 상기 음극 활물질은 탄소 계열 물질인 리튬 이차 전지.
- 제 9 항에 있어서, 상기 양극 활물질은 리티에이티드 인터칼레이션 화합물인 리튬 이차 전지.
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US10/948,117 US7452634B2 (en) | 2003-09-24 | 2004-09-23 | Polymer electrolyte composition for rechargeable lithium battery and rechargeable lithium battery fabricated using same |
CNB2004100903279A CN100346527C (zh) | 2003-09-24 | 2004-09-24 | 可充电锂电池用聚合物电解质组合物和使用该聚合物电解质组合物的可充电锂电池 |
JP2004277483A JP4157085B2 (ja) | 2003-09-24 | 2004-09-24 | リチウム二次電池用高分子電解質組成物およびこれを利用して製造されたリチウム二次電池 |
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US7355276B1 (en) * | 2005-03-11 | 2008-04-08 | Maxtor Corporation | Thermally-enhanced circuit assembly |
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WO2019143159A1 (ko) * | 2018-01-18 | 2019-07-25 | 주식회사 엘지화학 | 리튬 이차 전지용 분리막 및 이를 포함하는 리튬 이차 전지 |
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JP4157085B2 (ja) | 2008-09-24 |
KR20050029964A (ko) | 2005-03-29 |
CN100346527C (zh) | 2007-10-31 |
US20050084764A1 (en) | 2005-04-21 |
US7452634B2 (en) | 2008-11-18 |
CN1601803A (zh) | 2005-03-30 |
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