KR100412092B1 - 고분자 전해질 및 이를 채용한 리튬 전지 - Google Patents
고분자 전해질 및 이를 채용한 리튬 전지 Download PDFInfo
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- KR100412092B1 KR100412092B1 KR10-2001-0024041A KR20010024041A KR100412092B1 KR 100412092 B1 KR100412092 B1 KR 100412092B1 KR 20010024041 A KR20010024041 A KR 20010024041A KR 100412092 B1 KR100412092 B1 KR 100412092B1
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- Prior art keywords
- formula
- meth
- vinyl acetate
- polymer electrolyte
- acrylate
- Prior art date
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- Expired - Lifetime
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- 239000005518 polymer electrolyte Substances 0.000 title claims abstract description 84
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 22
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 49
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical group CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000000203 mixture Substances 0.000 claims abstract description 40
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 34
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 34
- 239000000178 monomer Substances 0.000 claims abstract description 24
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 13
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 12
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 12
- 239000003960 organic solvent Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 17
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 11
- 239000003792 electrolyte Substances 0.000 claims description 11
- 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 10
- 239000003999 initiator Substances 0.000 claims description 10
- ZQMIGQNCOMNODD-UHFFFAOYSA-N diacetyl peroxide Chemical compound CC(=O)OOC(C)=O ZQMIGQNCOMNODD-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- -1 lithium tetrafluoroborate Chemical compound 0.000 claims description 6
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 4
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 4
- 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 4
- 229910013870 LiPF 6 Inorganic materials 0.000 claims description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 4
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- XXBDWLFCJWSEKW-UHFFFAOYSA-N dimethylbenzylamine Chemical compound CN(C)CC1=CC=CC=C1 XXBDWLFCJWSEKW-UHFFFAOYSA-N 0.000 claims description 4
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims description 4
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 claims description 4
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical group CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 2
- 229910013063 LiBF 4 Inorganic materials 0.000 claims description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 2
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 claims description 2
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical group [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 claims description 2
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 claims description 2
- MCVFFRWZNYZUIJ-UHFFFAOYSA-M lithium;trifluoromethanesulfonate Chemical compound [Li+].[O-]S(=O)(=O)C(F)(F)F MCVFFRWZNYZUIJ-UHFFFAOYSA-M 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 2
- HGFAGBHAGYXJKZ-UHFFFAOYSA-N fluoromethanesulfonamide Chemical compound NS(=O)(=O)CF HGFAGBHAGYXJKZ-UHFFFAOYSA-N 0.000 claims 1
- 150000002500 ions Chemical class 0.000 abstract description 8
- 229920000642 polymer Polymers 0.000 description 14
- 239000000463 material Substances 0.000 description 11
- 239000011159 matrix material Substances 0.000 description 11
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Chemical compound CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000011244 liquid electrolyte Substances 0.000 description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 239000006183 anode active material Substances 0.000 description 3
- 239000006182 cathode active material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 2
- 239000012965 benzophenone Substances 0.000 description 2
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000006245 Carbon black Super-P Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000002001 electrolyte material Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 229910001410 inorganic ion Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 150000003623 transition metal compounds Chemical class 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
- H01M6/18—Cells with non-aqueous electrolyte with solid electrolyte
- H01M6/181—Cells with non-aqueous electrolyte with solid electrolyte with polymeric electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
- C08F222/102—Esters of polyhydric alcohols or polyhydric phenols of dialcohols, e.g. ethylene glycol di(meth)acrylate or 1,4-butanediol dimethacrylate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
- H01M6/18—Cells with non-aqueous electrolyte with solid electrolyte
- H01M6/188—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/04—Cells with aqueous electrolyte
- H01M6/06—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid
- H01M6/10—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid with wound or folded electrodes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Secondary Cells (AREA)
- Primary Cells (AREA)
- Conductive Materials (AREA)
- Cell Separators (AREA)
Abstract
Description
Claims (17)
- 화학식 1로 표시되는 폴리에틸렌글리콜 디(메타)아크릴레이트;화학식 2로 표시되는 비닐아세테이트 모노머와, 화학식 2로 표시되는 비닐아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나;리튬염과 유기용매를 함유하는 전해액;경화 개시제; 및경화 촉매를 포함하는 고분자 전해질 형성용 조성물의 경화 생성물(cured product)을 포함하는 것을 특징으로 하는 고분자 전해질:<화학식 1><화학식 2><화학식 3>상기식중, R1은 H 또는 CH3이고, n은 1 내지 100,000이고,R2는 H 또는 CH3이고, R3은 H 또는 CH3이고 R4는 탄소수 1 내지 20의 알킬기이다.
- 제1항에 있어서, 상기 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와,화학식 2의 비닐아세테이트 모노머와, 화학식 2의 비닐아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 혼합중량비가 1:0.0001 내지 0.0001:1인 것을 특징으로 하는 고분자 전해질.
- 제1항에 있어서, 상기 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와,화학식 2의 비닐 아세테이트 모노머와, 화학식 2의 비닐 아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 총중량과전해액의 혼합중량비가 1:0.1 내지 1:50인 것을 특징으로 하는 고분자 전해질.
- 제1항에 있어서, 상기 화학식 3의 (메타)아크릴레이트 모노머에서, R4가 메틸기 또는 에틸기인 것을 특징으로 하는 고분자 전해질.
- 삭제
- 제1항에 있어서, 상기 경화개시제가 과산화벤조일, 과산화아세틸, 아조비스이소부티로니트릴로 이루어진 군으로부터 선택된 하나 이상이고, 그 함량은 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와, 화학식 2의 비닐 아세테이트 모노머와, 화학식 2의 비닐 아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 총중량 100 중량부에 대하여 0.0001 내지 10 중량부인 것을 특징으로 하는 고분자 전해질.
- 제1항에 있어서, 상기 경화 촉매가 트리에틸아민, 트리부틸아민, 트리에탄올아민 및 N-벤질디메틸아민으로 이루어진 군으로부터 선택된 하나 이상이고, 그 함량이 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와,화학식 2의 비닐 아세테이트 모노머와, 화학식 2의 비닐 아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 총중량 100 중량부에 대하여 0.01 내지 2 중량부인 것을 특징으로 하는 고분자 전해질.
- 제1항에 있어서, 상기 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트의 중량 평균 분자량이 200 내지 100000인 것을 특징으로 하는 고분자 전해질.
- 제1항에 있어서, 상기 리튬염이 과염소산 리튬(LiClO4), 사불화붕산 리튬(LiBF4), 육불화인산 리튬(LiPF6), 삼불화메탄술폰산 리튬(LiCF3SO3) 및 리튬 비스트리플루오로메탄술포닐아미드(LiN(CF3SO2)2)로 이루어진 군으로부터 선택된 하나 이상이고, 그 함량이 전해액 100 중량부에 대하여 0.1 내지 10 중량부인 것을 특징으로 하는 고분자 전해질.
- 제1항에 있어서, 상기 유기용매가 프로필렌 카보네이트, 에틸렌 카보네이트, 디메틸카보네이트, 메틸에틸 카보네이트, 디에틸 카보네이트, 테트라하이드로퓨란, 2-메틸하이드로퓨란, 디에톡시에탄, 메틸포르메이트, 에틸포르메이트 및 감마부티로탁톤으로 이루어진 군으로부터 선택된 하나 이상이고, 그 함량이 전해액 100 중량부에 대하여 90 내지 99.9 중량부인 것을 특징으로 하는 고분자 전해질.
- 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와,화학식 2의 비닐 아세테이트 모노머와, 화학식 2의 비닐 아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나와,리튬염과 유기용매로 이루어진 전해액과 경화촉매와 경화개시제를 혼합하여 고분자 전해질 형성용 조성물을 얻는 단계; 및상기 고분자 전해질 형성용 조성물을 캐스팅한 다음, 열 또는 자외선을 이용하여 경화시키는 단계;를 포함하는 것을 특징으로 하는 고분자 전해질의 제조방법.<화학식 1><화학식 2><화학식 3>상기식중, R1은 H 또는 CH3이고, n은 1 내지 100,000이고,R2는 H 또는 CH3이고, R3은 H 또는 CH3이고 R4는 탄소수 1 내지 20의 알킬기이다.
- 삭제
- 제11항에 있어서, 상기 경화개시제가 과산화벤조일, 과산화아세틸, 아조비스이소부티로니트릴로 이루어진 군으로부터 선택된 하나 이상이고, 그 함량은 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와, 화학식 2의 비닐 아세테이트 모노머와, 화학식 2의 비닐 아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 총중량 100 중량부에 대하여 0.0001 내지 10 중량부인 것을 특징으로 하는 고분자 전해질의 제조방법.
- 제11항에 있어서, 상기 경화 촉매가 트리에틸아민, 트리부틸아민, 트리에탄올아민 및 N-벤질디메틸아민으로 이루어진 군으로부터 선택된 하나 이상이고, 그 함량이 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와,화학식 2의 비닐 아세테이트 모노머와, 화학식 2의 비닐 아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 총중량 100 중량부에 대하여 0.01 내지 2 중량부인 것을 특징으로 하는 고분자 전해질의 제조방법.
- 제11항에 있어서, 상기 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와,화학식 2의 비닐아세테이트 모노머와, 화학식 2의 비닐아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 혼합중량비가 1:0.0001 내지 0.0001:1인 것을 특징으로 하는 고분자 전해질의 제조방법.
- 제11항에 있어서, 상기 화학식 1의 폴리에틸렌글리콜 디(메타)아크릴레이트와,화학식 2의 비닐 아세테이트 모노머와, 화학식 2의 비닐 아세테이트 모노머와 화학식 3의 (메타)아크릴레이트 모노머의 혼합물중에서 선택된 하나의 총중량과전해액의 혼합중량비가 1:0.1 내지 1:50인 것을 특징으로 하는 고분자 전해질의 제조방법.
- 제1항 내지 제4항, 제6항 내지 제10항중 어느 한 항에 따른 고분자 전해질을 채용하고 있는 리튬 전지.
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US10/136,431 US6933080B2 (en) | 2001-05-03 | 2002-05-02 | Polymer electrolyte, preparation method for the same and lithium battery using the same |
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CN1388172A (zh) | 2003-01-01 |
US6933080B2 (en) | 2005-08-23 |
CN1302069C (zh) | 2007-02-28 |
US20030003368A1 (en) | 2003-01-02 |
KR20020084614A (ko) | 2002-11-09 |
JP2003017129A (ja) | 2003-01-17 |
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