KR101637090B1 - 겔 폴리머 전해질 및 이를 포함하는 전기화학소자 - Google Patents
겔 폴리머 전해질 및 이를 포함하는 전기화학소자 Download PDFInfo
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- KR101637090B1 KR101637090B1 KR1020140150127A KR20140150127A KR101637090B1 KR 101637090 B1 KR101637090 B1 KR 101637090B1 KR 1020140150127 A KR1020140150127 A KR 1020140150127A KR 20140150127 A KR20140150127 A KR 20140150127A KR 101637090 B1 KR101637090 B1 KR 101637090B1
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- gel polymer
- polymer electrolyte
- carbon atoms
- additive
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- 239000005518 polymer electrolyte Substances 0.000 title claims abstract description 83
- 239000000654 additive Substances 0.000 claims abstract description 44
- 230000000996 additive effect Effects 0.000 claims abstract description 44
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 38
- 150000001875 compounds Chemical class 0.000 claims abstract description 33
- 239000000178 monomer Substances 0.000 claims abstract description 33
- 239000003792 electrolyte Substances 0.000 claims abstract description 22
- 239000001301 oxygen Substances 0.000 claims abstract description 20
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 20
- 239000003960 organic solvent Substances 0.000 claims abstract description 18
- 239000001257 hydrogen Substances 0.000 claims abstract description 16
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 16
- 239000000126 substance Substances 0.000 claims abstract description 13
- 150000003839 salts Chemical class 0.000 claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 125000003118 aryl group Chemical group 0.000 claims abstract description 4
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 4
- 125000000623 heterocyclic group Chemical group 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 125000000217 alkyl group Chemical group 0.000 claims description 17
- 229910052744 lithium Inorganic materials 0.000 claims description 15
- 229920000642 polymer Polymers 0.000 claims description 15
- 125000002947 alkylene group Chemical group 0.000 claims description 14
- 239000003505 polymerization initiator Substances 0.000 claims description 13
- 239000011356 non-aqueous organic solvent Substances 0.000 claims description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 10
- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 claims description 10
- -1 acetonitriles Chemical class 0.000 claims description 10
- 150000002431 hydrogen Chemical class 0.000 claims description 10
- 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 description 9
- CBIQXUBDNNXYJM-UHFFFAOYSA-N tris(2,2,2-trifluoroethyl) phosphite Chemical compound FC(F)(F)COP(OCC(F)(F)F)OCC(F)(F)F CBIQXUBDNNXYJM-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 7
- 229940096522 trimethylolpropane triacrylate Drugs 0.000 claims description 7
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 6
- 239000011737 fluorine Substances 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate group Chemical group C(C=C)(=O)[O-] NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 5
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Substances CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 claims description 5
- GTELLNMUWNJXMQ-UHFFFAOYSA-N 2-ethyl-2-(hydroxymethyl)propane-1,3-diol;prop-2-enoic acid Chemical class OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.CCC(CO)(CO)CO GTELLNMUWNJXMQ-UHFFFAOYSA-N 0.000 claims description 4
- ZQMIGQNCOMNODD-UHFFFAOYSA-N diacetyl peroxide Chemical compound CC(=O)OOC(C)=O ZQMIGQNCOMNODD-UHFFFAOYSA-N 0.000 claims description 4
- 230000000379 polymerizing effect Effects 0.000 claims description 4
- HVLLSGMXQDNUAL-UHFFFAOYSA-N triphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)OC1=CC=CC=C1 HVLLSGMXQDNUAL-UHFFFAOYSA-N 0.000 claims description 4
- ZXHDVRATSGZISC-UHFFFAOYSA-N 1,2-bis(ethenoxy)ethane Chemical compound C=COCCOC=C ZXHDVRATSGZISC-UHFFFAOYSA-N 0.000 claims description 3
- LEJBBGNFPAFPKQ-UHFFFAOYSA-N 2-(2-prop-2-enoyloxyethoxy)ethyl prop-2-enoate Chemical compound C=CC(=O)OCCOCCOC(=O)C=C LEJBBGNFPAFPKQ-UHFFFAOYSA-N 0.000 claims description 3
- XFCMNSHQOZQILR-UHFFFAOYSA-N 2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOC(=O)C(C)=C XFCMNSHQOZQILR-UHFFFAOYSA-N 0.000 claims description 3
- FDSUVTROAWLVJA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol;prop-2-enoic acid Chemical compound OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OCC(CO)(CO)COCC(CO)(CO)CO FDSUVTROAWLVJA-UHFFFAOYSA-N 0.000 claims description 3
- DBCAQXHNJOFNGC-UHFFFAOYSA-N 4-bromo-1,1,1-trifluorobutane Chemical compound FC(F)(F)CCCBr DBCAQXHNJOFNGC-UHFFFAOYSA-N 0.000 claims description 3
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- OKKRPWIIYQTPQF-UHFFFAOYSA-N Trimethylolpropane trimethacrylate Chemical compound CC(=C)C(=O)OCC(CC)(COC(=O)C(C)=C)COC(=O)C(C)=C OKKRPWIIYQTPQF-UHFFFAOYSA-N 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims description 3
- 150000005676 cyclic carbonates Chemical class 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- 150000003951 lactams Chemical class 0.000 claims description 3
- 150000002596 lactones Chemical class 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 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 2
- LGJCFVYMIJLQJO-UHFFFAOYSA-N 1-dodecylperoxydodecane Chemical compound CCCCCCCCCCCCOOCCCCCCCCCCCC LGJCFVYMIJLQJO-UHFFFAOYSA-N 0.000 claims description 2
- JFZBUNLOTDDXNY-UHFFFAOYSA-N 2-[2-(2-methylprop-2-enoyloxy)propoxy]propyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCC(C)OCC(C)OC(=O)C(C)=C JFZBUNLOTDDXNY-UHFFFAOYSA-N 0.000 claims description 2
- WUFFGJVXZCDALE-UHFFFAOYSA-N 2-ethoxy-1,3,2-dioxaphospholane Chemical compound CCOP1OCCO1 WUFFGJVXZCDALE-UHFFFAOYSA-N 0.000 claims description 2
- 229910017008 AsF 6 Inorganic materials 0.000 claims description 2
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 2
- 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 2
- 229910020366 ClO 4 Inorganic materials 0.000 claims description 2
- XRMBQHTWUBGQDN-UHFFFAOYSA-N [2-[2,2-bis(prop-2-enoyloxymethyl)butoxymethyl]-2-(prop-2-enoyloxymethyl)butyl] prop-2-enoate Chemical compound C=CC(=O)OCC(COC(=O)C=C)(CC)COCC(CC)(COC(=O)C=C)COC(=O)C=C XRMBQHTWUBGQDN-UHFFFAOYSA-N 0.000 claims description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 2
- YQHLDYVWEZKEOX-UHFFFAOYSA-N cumene hydroperoxide Chemical compound OOC(C)(C)C1=CC=CC=C1 YQHLDYVWEZKEOX-UHFFFAOYSA-N 0.000 claims description 2
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 claims description 2
- 125000004386 diacrylate group Chemical group 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 150000003462 sulfoxides Chemical class 0.000 claims description 2
- SAMJGBVVQUEMGC-UHFFFAOYSA-N 1-ethenoxy-2-(2-ethenoxyethoxy)ethane Chemical compound C=COCCOCCOC=C SAMJGBVVQUEMGC-UHFFFAOYSA-N 0.000 claims 1
- HWSSEYVMGDIFMH-UHFFFAOYSA-N 2-[2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOCCOC(=O)C(C)=C HWSSEYVMGDIFMH-UHFFFAOYSA-N 0.000 claims 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- RFFFKMOABOFIDF-UHFFFAOYSA-N Pentanenitrile Chemical compound CCCCC#N RFFFKMOABOFIDF-UHFFFAOYSA-N 0.000 claims 1
- 150000002170 ethers Chemical class 0.000 claims 1
- 229940052303 ethers for general anesthesia Drugs 0.000 claims 1
- QYZFTMMPKCOTAN-UHFFFAOYSA-N n-[2-(2-hydroxyethylamino)ethyl]-2-[[1-[2-(2-hydroxyethylamino)ethylamino]-2-methyl-1-oxopropan-2-yl]diazenyl]-2-methylpropanamide Chemical compound OCCNCCNC(=O)C(C)(C)N=NC(C)(C)C(=O)NCCNCCO QYZFTMMPKCOTAN-UHFFFAOYSA-N 0.000 claims 1
- FSDNTQSJGHSJBG-UHFFFAOYSA-N piperidine-4-carbonitrile Chemical compound N#CC1CCNCC1 FSDNTQSJGHSJBG-UHFFFAOYSA-N 0.000 claims 1
- 125000001424 substituent group Chemical group 0.000 claims 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 11
- 125000006413 ring segment Chemical group 0.000 abstract 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 239000000499 gel Substances 0.000 description 77
- 239000002243 precursor Substances 0.000 description 13
- 239000000243 solution Substances 0.000 description 12
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical group N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 238000006116 polymerization reaction Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 8
- 239000011159 matrix material Substances 0.000 description 8
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 8
- 229910019142 PO4 Inorganic materials 0.000 description 7
- 239000011244 liquid electrolyte Substances 0.000 description 7
- 239000010452 phosphate Substances 0.000 description 7
- 235000021317 phosphate Nutrition 0.000 description 7
- 150000003254 radicals Chemical class 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 6
- 238000005755 formation reaction Methods 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000003063 flame retardant Substances 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 5
- 230000009257 reactivity Effects 0.000 description 5
- OZAIFHULBGXAKX-VAWYXSNFSA-N AIBN Substances N#CC(C)(C)\N=N\C(C)(C)C#N OZAIFHULBGXAKX-VAWYXSNFSA-N 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 239000007772 electrode material Substances 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 239000007773 negative electrode material Substances 0.000 description 4
- WDHYRUBXLGOLKR-UHFFFAOYSA-N phosphoric acid;prop-2-enoic acid Chemical compound OC(=O)C=C.OP(O)(O)=O WDHYRUBXLGOLKR-UHFFFAOYSA-N 0.000 description 4
- 238000012360 testing method Methods 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
- 229910013870 LiPF 6 Inorganic materials 0.000 description 3
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
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- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 2
- AVTLBBWTUPQRAY-UHFFFAOYSA-N 2-(2-cyanobutan-2-yldiazenyl)-2-methylbutanenitrile Chemical compound CCC(C)(C#N)N=NC(C)(CC)C#N AVTLBBWTUPQRAY-UHFFFAOYSA-N 0.000 description 2
- SBLRHMKNNHXPHG-UHFFFAOYSA-N 4-fluoro-1,3-dioxolan-2-one Chemical compound FC1COC(=O)O1 SBLRHMKNNHXPHG-UHFFFAOYSA-N 0.000 description 2
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- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
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- 229910014689 LiMnO Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- VUPKGFBOKBGHFZ-UHFFFAOYSA-N dipropyl carbonate Chemical compound CCCOC(=O)OCCC VUPKGFBOKBGHFZ-UHFFFAOYSA-N 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- KKQAVHGECIBFRQ-UHFFFAOYSA-N methyl propyl carbonate Chemical compound CCCOC(=O)OC KKQAVHGECIBFRQ-UHFFFAOYSA-N 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- XTTGYFREQJCEML-UHFFFAOYSA-N tributyl phosphite Chemical compound CCCCOP(OCCCC)OCCCC XTTGYFREQJCEML-UHFFFAOYSA-N 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- HFZLSTDPRQSZCQ-UHFFFAOYSA-N 1-pyrrolidin-3-ylpyrrolidine Chemical compound C1CCCN1C1CNCC1 HFZLSTDPRQSZCQ-UHFFFAOYSA-N 0.000 description 1
- VUAXHMVRKOTJKP-UHFFFAOYSA-M 2,2-dimethylbutanoate Chemical compound CCC(C)(C)C([O-])=O VUAXHMVRKOTJKP-UHFFFAOYSA-M 0.000 description 1
- GRZZTYUZNNKOFW-UHFFFAOYSA-N 2-hydroxy-1,3,2-dioxaphospholane Chemical compound OP1OCCO1 GRZZTYUZNNKOFW-UHFFFAOYSA-N 0.000 description 1
- RCEJCSULJQNRQQ-UHFFFAOYSA-N 2-methylbutanenitrile Chemical compound CCC(C)C#N RCEJCSULJQNRQQ-UHFFFAOYSA-N 0.000 description 1
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 1
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 1
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 1
- FERIUCNNQQJTOY-UHFFFAOYSA-M Butyrate Chemical compound CCCC([O-])=O FERIUCNNQQJTOY-UHFFFAOYSA-M 0.000 description 1
- FWXGYKGABFRCIU-UHFFFAOYSA-N C(C(=C)C)(=O)OCCOC(C(=C)C)=O.C(=C)OCCOCCOC=C Chemical compound C(C(=C)C)(=O)OCCOC(C(=C)C)=O.C(=C)OCCOCCOC=C FWXGYKGABFRCIU-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910005793 GeO 2 Inorganic materials 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910007969 Li-Co-Ni Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910011281 LiCoPO 4 Inorganic materials 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910015645 LiMn Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910013716 LiNi Inorganic materials 0.000 description 1
- 229910016599 LixFe Inorganic materials 0.000 description 1
- 229910006555 Li—Co—Ni Inorganic materials 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- QDDVNKWVBSLTMB-UHFFFAOYSA-N [Cu]=O.[Li] Chemical compound [Cu]=O.[Li] QDDVNKWVBSLTMB-UHFFFAOYSA-N 0.000 description 1
- ZYXUQEDFWHDILZ-UHFFFAOYSA-N [Ni].[Mn].[Li] Chemical compound [Ni].[Mn].[Li] ZYXUQEDFWHDILZ-UHFFFAOYSA-N 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical class [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- FDLZQPXZHIFURF-UHFFFAOYSA-N [O-2].[Ti+4].[Li+] Chemical compound [O-2].[Ti+4].[Li+] FDLZQPXZHIFURF-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
- 230000032683 aging Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical class [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 description 1
- CYTQBVOFDCPGCX-UHFFFAOYSA-N trimethyl phosphite Chemical compound COP(OC)OC CYTQBVOFDCPGCX-UHFFFAOYSA-N 0.000 description 1
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- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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Abstract
[화학식 1]
(상기 식에서,
R1 내지 R3은 각각 서로 독립적으로 수소, 탄소수 1 내지 5의 알킬기, 탄소수 5 내지 7의 아릴기, 또는 탄소수 1 내지 5의 불소 치환된 알킬기, 또는 상기 R1 내지 R3 중 적어도 2개 이상의 치환기가 서로 결합 또는 연결되어 탄소수 2 내지 6의 환 원자를 가지는 싸이클기, 또는 1 내지 3개의 산소 헤테로 원자를 포함하는 탄소수 2 내지 8의 환 원자를 가지는 헤테로싸이클기이다.).
Description
도 1은 본 발명의 실험예 1에 따른 겔 폴리머 전해질 형성 반응 실험을 나타내는 사진이다.
도 2는 본 발명의 실험예 2에 따른 셀 수명 특성을 나타낸 그래프이다.
초기 질량 | 연소 시간 | 자기 소화 시간 (SET) | |
실시예 1 | 4.7g | 190 sec | 40.4 sec/g |
실시예 2 | 4.9g | 200 sec | 40.8 sec/g |
실시예 3 | 4.5g | 400 sec | 89.0 sec/g |
비교예 1 | 4.6g | 130 sec | 28.3 sec/g |
Claims (21)
- 유기용매, 전해질 염 및 하기 화학식 4로 나타내는 제1 중합성 단량체를 포함하는 겔 폴리머용 조성물을 중합하여 겔화시킴으로써 제조된 겔 폴리머 전해질에 있어서,
제1 첨가제로서 하기 화학식 1로 나타내는 화합물을 더 포함하는 겔 폴리머 전해질:
[화학식 1]
(상기 식에서,
R1 내지 R3은 각각 서로 독립적으로 수소, 탄소수 5 내지 7의 아릴기, 탄소수 1 내지 5의 불소 치환된 알킬기, 또는 에틸 에틸렌기; 또는 상기 R1 내지 R3 중 적어도 2개 이상의 치환기가 서로 결합 또는 연결되어 탄소수 2 내지 6의 환 원자를 가지는 싸이클기, 또는 1 내지 3개의 산소 헤테로 원자를 포함하는 탄소수 2 내지 8의 환 원자를 가지는 헤테로싸이클기이다.)
[화학식 4]
(상기 식에서,
R30 내지 R32는 각각 독립적으로 수소 또는 탄소수 1 내지 3의 알킬기이고, q는 1 내지 3의 정수이다.). - 청구항 1에 있어서,
상기 제1 첨가제는 트리페닐 포스파이트, 에틸 에틸렌 포스파이트 및 트리스(2,2,2-트리플루오로에틸) 포스파이트로 이루어진 군으로부터 선택된 적어도 어느 하나를 포함하는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 1에 있어서,
상기 제1 첨가제의 함량은 겔 폴리머 전해질 전체 100 중량부를 기준으로 0.01 내지 10중량부로 포함되는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 1에 있어서,
상기 겔 폴리머 전해질은 제2 첨가제로서 분자 내에 아크릴레이트기가 2개 이상 함유된 (메타)아크릴산 에스테르계 화합물을 더 포함하는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 4에 있어서,
상기 제2 첨가제는 하기 화학식 3a 내지 3c로 표시되는 화합물로 이루어진 군으로부터 선택된 적어도 하나인 것을 특징으로 하는 겔 폴리머 전해질:
[화학식 3a]
(상기 식에서,
R8, R9, R10 및 R13은 각각 독립적으로 수소, 치환 또는 비치환된 탄소수 1 내지 4의 알킬기이고, R11는 및 R12는 각각 독립적으로 수소, 산소 또는 탄소수 1 내지 4의 알킬기이며, 상기 R11는 및 R12가 산소일 경우에는 결합된 탄소 원자와 이중 결합을 형성하고, m은 1 내지 20의 정수이고, o는 0 또는 1 내지 3의 정수이다.),
[화학식 3b]
(상기 식에서,
R14는 탄소수 1 내지 5의 알킬기 또는 이고, 이때 R18은 탄소수 1 내지 5의 알킬렌기이고, R19는 탄소수 1 내지 5의 알킬기, 히드록시 말단기를 포함하는 탄소수 1 내지 5의 알킬기 또는 -C-O-CO-CH=CH2이고, R20 및 R21은 -R22-O-CO-CH=CH2 이며, 이때 R22는 탄소수 1 내지 5의 알킬렌기이고, R15 및 R16은 탄소수 1 내지 10의 알킬렌기 또는 적어도 하나 이상의 에테르기를 포함하는 탄소수 1 내지 10의 알킬렌기이고, R17은 -C-O-(R24)y-O-CO-CH=CH2 또는 -(R24)y-O-CO-CH=CH2 이며, 이때 R24는 탄소수 1 내지 5의 알킬렌기이고, y는 0 내지 5의 정수이고, P는 0 내지 5의 정수이다.),
[화학식 3c]
(상기 식에서,
R25는 탄소수 1 내지 5의 알킬기이고, R26 및 R27은 -O-(R23)y-O-CO-CH=CH2 또는 -(R26)y-O-CO-CH=CH2이며, 이때 R23 및 R26은 탄소수 1 내지 5의 알킬렌기이고, y는 0 내지 5의 정수이다.). - 청구항 4에 있어서,
상기 제2 첨가제는 에톡실레이티드 트리메틸올프로판 트리아크릴레이트, 디(트리메틸올프로판) 테트라아크릴레이트, 디에틸렌글리콜 디아크릴레이트, 디에틸렌글리콜 디메타크릴레이트, 에틸렌글리콜 디메타크릴레이트, 디프로필렌글리콜 디아크릴레이트, 디프로필렌글리콜 디메타크릴레이트, 에틸렌글리콜 디비닐 에테르, 디에틸렌글리콜 디비닐 에테르, 트리에틸렌 글리콜 디메타크릴레이트, 디펜타에리쓰리톨 펜타아크릴레이트, 트리메틸올프로판 트리아크릴레이트, 트리메틸올프로판 트리메타크릴레이트, 프로폭실레이트(3) 트리메틸올프로판 트리아크릴레이트, 프로폭실레이티드(6) 트리메틸올프로판 트리아크릴레이트, 폴리에틸렌글리콜 디아크릴레이트 및 폴리에틸렌글리콜 디메타크릴레이트로 이루어진 군으로부터 선택된 단일물 또는 2종 이상의 혼합물을 포함하는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 4에 있어서,
상기 제2 첨가제는 겔 폴리머 전해질 전체 100 중량부를 기준으로 0.1 내지 20 중량부를 포함하는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 8에 있어서,
상기 제3 첨가제의 함량은 겔 폴리머 전해질 전체 100 중량부를 기준으로 하여 0.5 내지 20 중량부인 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 1에 있어서,
상기 유기용매는 환형 카보네이트, 선형 카보네이트, 락톤, 에테르, 에스테르, 설폭사이드, 아세토니트릴, 락탐 및 케톤으로 이루어진 군으로부터 선택된 비수계 유기용매인 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 1에 있어서,
상기 전해질 염은 (i) Li+, Na+, 및 K+로 이루어진 군으로부터 선택된 양이온과, (ii) PF6 -, BF4 -, Cl-, Br-, I-, ClO4 -, AsF6 -, CH3CO2 -, CF3SO3 -, N(CF3SO2)2 -, 및 C(CF2SO2)3 -로 이루어진 군으로부터 선택된 음이온의 조합으로 이루어진 것을 특징으로 하는 겔 폴리머 전해질. - 삭제
- 삭제
- 청구항 1에 있어서,
상기 제1 중합성 단량체는 겔 폴리머 전해질 전체 100 중량부를 기준으로 하여 0.5 내지 20 중량부를 포함하는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 1에 있어서,
상기 겔 폴리머 전해질용 조성물은 중합개시제를 더 포함하는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 17에 있어서,
상기 중합 개시제는 중합성 단량체 전체 100 중량부를 기준으로 하여 0.01 내지 5 중량부로 포함되는 것을 특징으로 하는 겔 폴리머 전해질. - 청구항 17에 있어서,
상기 중합개시제는 벤조일 퍼옥사이드, 아세틸 퍼옥사이드, 디라우릴퍼옥사이드, 디-tert-부틸 퍼옥사이드, t-부틸 퍼옥시-2-에틸-헥사노에이트, 큐밀 하이드로퍼옥사이드, 하이드로겐 퍼옥사이드, 2,2'-아조비스(시아노부탄), 2,2'-아조비스(메틸부티로니트릴), 아조비스(이소부티로니트릴)(AIBN) 및 아조비스디메틸-발레로니트릴로 이루어진 군으로부터 선택된 것을 특징으로 하는 겔 폴리머 전해질. - 양극, 음극,
상기 양극 및 음극 사이에 개재된 분리막 및
청구항 1에 기재된 겔 폴리머 전해질을 포함하는 전기화학소자. - 청구항 20에 있어서,
상기 전기화학소자는 리튬 이차 전지인 것을 특징으로 하는 전기화학소자.
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EP2889946A1 (en) | 2015-07-01 |
JP6136034B2 (ja) | 2017-05-31 |
US10355309B2 (en) | 2019-07-16 |
EP2889946A4 (en) | 2015-12-30 |
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