WO2015122529A1 - 電気化学セル用パッケージおよび電気化学セル - Google Patents
電気化学セル用パッケージおよび電気化学セル Download PDFInfo
- Publication number
- WO2015122529A1 WO2015122529A1 PCT/JP2015/054238 JP2015054238W WO2015122529A1 WO 2015122529 A1 WO2015122529 A1 WO 2015122529A1 JP 2015054238 W JP2015054238 W JP 2015054238W WO 2015122529 A1 WO2015122529 A1 WO 2015122529A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electrochemical cell
- layer
- electrode layer
- wiring conductor
- peripheral region
- Prior art date
Links
- 239000004020 conductor Substances 0.000 claims abstract description 83
- 239000000919 ceramic Substances 0.000 claims abstract description 47
- 239000000758 substrate Substances 0.000 claims abstract description 47
- 230000002093 peripheral effect Effects 0.000 claims abstract description 22
- 238000005260 corrosion Methods 0.000 claims abstract description 6
- 239000003792 electrolyte Substances 0.000 claims description 17
- 238000007747 plating Methods 0.000 claims description 16
- 239000011149 active material Substances 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000003125 aqueous solvent Substances 0.000 claims description 2
- 238000007740 vapor deposition Methods 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 130
- 239000000463 material Substances 0.000 description 28
- 229910052751 metal Inorganic materials 0.000 description 14
- 239000002184 metal Substances 0.000 description 14
- 230000008646 thermal stress Effects 0.000 description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 239000002131 composite material Substances 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 5
- 238000005219 brazing Methods 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 239000007769 metal material Substances 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 239000011733 molybdenum Substances 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 5
- 229910052721 tungsten Inorganic materials 0.000 description 5
- 239000010937 tungsten Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 230000008602 contraction Effects 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 238000005524 ceramic coating Methods 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011255 nonaqueous electrolyte Substances 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- -1 titanium disulfide Chemical class 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000006112 glass ceramic composition Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052863 mullite Inorganic materials 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 2
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 150000001786 chalcogen compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 230000010220 ion permeability Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- MCVFFRWZNYZUIJ-UHFFFAOYSA-M lithium;trifluoromethanesulfonate Chemical compound [Li+].[O-]S(=O)(=O)C(F)(F)F MCVFFRWZNYZUIJ-UHFFFAOYSA-M 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 229920000128 polypyrrole Polymers 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- CFJRPNFOLVDFMJ-UHFFFAOYSA-N titanium disulfide Chemical compound S=[Ti]=S CFJRPNFOLVDFMJ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/14—Arrangements or processes for adjusting or protecting hybrid or EDL capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/54—Electrolytes
- H01G11/58—Liquid electrolytes
- H01G11/60—Liquid electrolytes characterised by the solvent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/80—Gaskets; Sealings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/82—Fixing or assembling a capacitive element in a housing, e.g. mounting electrodes, current collectors or terminals in containers or encapsulations
-
- 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
- H01M10/0569—Liquid materials characterised by the solvents
-
- 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
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- 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
-
- 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
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
- H01M50/1245—Primary casings; Jackets or wrappings characterised by the material having a layered structure characterised by the external coating on the casing
-
- 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
- H01M50/14—Primary casings; Jackets or wrappings for protecting against damage caused by external factors
- H01M50/145—Primary casings; Jackets or wrappings for protecting against damage caused by external factors for protecting against corrosion
-
- 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
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
-
- 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
- H01M50/183—Sealing members
- H01M50/19—Sealing members characterised by the material
- H01M50/191—Inorganic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
-
- 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
Definitions
- the present invention relates to an electrochemical cell package and an electrochemical cell.
- Such an electrochemical cell includes an active material used as a positive electrode or a negative electrode or an electrolyte using a non-aqueous solvent.
- the wiring conductor is routed, and part of the wiring conductor is covered with a ceramic coat layer so that the wiring conductor does not melt into the active material or electrolyte, and the rest is protected against corrosion.
- a technique of covering with a material is disclosed (for example, see Japanese Patent Application Laid-Open No. 2007-5278).
- cracks occur in the ceramic coating layer due to the difference in thermal expansion between the ceramic coating layer and the wiring conductor or the anticorrosive conductive material, or the anticorrosive conductive material is ceramic coated.
- the product may be peeled off from the layer, and the wiring conductor may melt into the electrolyte, resulting in a shortened product life.
- the present invention has been made in view of the above, and an object of the present invention is to provide an electrochemical cell package and an electrochemical cell capable of maintaining a good product life.
- An electrochemical cell package has an upper surface and a lower surface, a rectangular substrate having via conductors provided from the upper surface toward the lower surface, and the upper surface, And a rectangular frame that surrounds the via conductor in plan view. Further, in the central region and the peripheral region surrounded by the frame body on the upper surface, except for the peripheral region, a wiring conductor provided from the via conductor to the central region, and the peripheral from the wiring conductor A ceramic coat layer having a through-hole formed in the central region and a slit formed in the peripheral region, which is provided over the region. Furthermore, in the said center area
- An electrochemical cell according to an embodiment of the present invention includes the electrochemical cell package, and an electrolyte using an active material and a nonaqueous solvent that are housed in the electrochemical cell package and are used as a positive electrode or a negative electrode. ing.
- FIG. 2 is a cross-sectional view of the electrochemical cell along the line XX in FIG. 1.
- FIG. 3 is a cross-sectional view of the electrochemical cell package taken along line YY in FIG. 2. It is an example of the top view which shows the inside of the package for electrochemical cells which concerns on this embodiment.
- FIG. 1 is an external perspective view of an electrochemical cell according to this embodiment.
- FIG. 2 is an external perspective view of the electrochemical cell package according to the present embodiment.
- FIG. 3 is an external perspective view showing the lower surface of the electrochemical cell package according to the present embodiment.
- FIG. 4 is a plan view showing the top surface of the electrochemical cell package according to the present embodiment, and is provided with via conductors, wiring conductors, and plating provided in places where broken lines are covered with a conductive layer or a ceramic coating layer. Shows the layer.
- FIG. 5 is a cross-sectional view of the electrochemical cell taken along line XX of FIG.
- FIG. 6 is a cross-sectional view of the electrochemical cell package taken along line YY of FIG.
- FIG. 7 is an example of a plan view showing the inside of the electrochemical cell package according to the present embodiment.
- the electrochemical cell of this embodiment is used for a nonaqueous electrolyte battery, an electric double layer capacitor, or the like, and has a power generation function or a power storage function.
- the electrochemical cell can be used as a backup power source for a timepiece or a semiconductor memory, a standby power source for an electronic device composed of a microcomputer or an IC memory, a control circuit for a solar timepiece or a power source for driving a motor.
- the electrochemical cell can be used as a power source of an electric vehicle, an auxiliary power storage unit of an energy conversion / storage system, or the like.
- the electrochemical cell 1 includes an electrochemical cell package 2, an active material 3 used as a positive electrode or a negative electrode provided in the electrochemical cell package 2, and an electrolyte 4 using a nonaqueous solvent. Yes.
- the electrochemical cell package 2 includes a rectangular substrate 5 having via conductors 51 and a rectangular frame 6 surrounding the via conductors 51 provided on the upper surface of the substrate 5. Further, in the central region and the peripheral region surrounded by the frame body 6 on the upper surface of the substrate 5, the wiring conductor 7 provided from the via conductor 51 to the central region excluding the peripheral region, and the peripheral region from the wiring conductor 7.
- the ceramic coat layer 8 having the through hole H1 formed in the central region and the slit H2 formed in the peripheral region, and the central region provided from above the ceramic coat layer 8 to the inside of the through hole H1.
- a rectangular anticorrosion electrode layer 10 electrically connected to the wiring conductor 7.
- the slits H2 are formed at the four corners so as to cross the diagonal extensions L1 and L2 of the anticorrosion electrode layer 10 in the peripheral region.
- the substrate 5 has an upper surface and a lower surface, and has via conductors 51 provided from the upper surface toward the lower surface.
- the substrate 5 has a rectangular outer shape and is formed by laminating a plurality of insulating layers.
- the substrate 5 is made of, for example, a ceramic material such as alumina, mullite, or aluminum nitride, or a glass ceramic material. Or it consists of a composite material which mixed several materials among these materials.
- substrate 5 is set to 0.2 mm or more and 2 mm or less, for example.
- a via conductor 51 is provided on the substrate 5. As shown in FIG. 5 or 6, the via conductor 51 is provided through the substrate 5, but is not limited thereto. As long as it is electrically connected to the wiring conductor 7, it may be provided halfway between the upper surface and the lower surface of the substrate 5. Specifically, a via conductor 51 is provided from the upper surface of the substrate 5 to the inside of the substrate 5, an internal conductive layer is provided from the lower end of the via conductor 51 to the side surface of the substrate 5, and provided from the internal conductive layer to the side surface of the substrate 5. Alternatively, it may be electrically routed to the side conductive layer.
- the via conductor 51 is provided from the upper surface of the substrate 5 that overlaps the through hole H ⁇ b> 1 in the electrochemical cell package 2 to the inside of the base body 5, the wiring conductor 7 is provided at the upper end of the via conductor 51, and from the lower end of the via conductor 51.
- An internal conductive layer may be provided over the side surface of the substrate 5, and may be provided so as to be electrically routed from the internal conductive layer to the side surface conductive layer provided on the side surface of the substrate 5 and electrically connected to the lower surface electrode 14. .
- the via conductor 51 is made of a conductive material, for example, a metal material such as tungsten, molybdenum, manganese, nickel, copper, silver or gold, or an alloy thereof, or a composite in which a plurality of these materials are mixed. It consists of a system material or a composite layer of these materials.
- the via conductor 51 is set to have a diameter of, for example, 0.1 mm to 1 mm.
- a frame 6 is provided on the substrate 5.
- the frame body 6 is provided so as to surround the via conductor 51 in plan view.
- the frame 6 is obtained by stacking a plurality of insulating frame plates.
- the frame 6 is made of, for example, a ceramic material such as alumina, mullite, or aluminum nitride, or a glass ceramic material. Or it consists of a composite material which mixed several materials among these materials.
- the thickness of the frame 6 is set to 0.2 mm or more and 2 mm or less, for example.
- the wiring conductor 7 is provided on the upper surface of the substrate 5.
- the wiring conductor 7 is connected to the upper end of the via conductor 51.
- the wiring conductor 7 is provided from the via conductor 51 to the upper surface of the substrate 5, and a part of the upper surface of the substrate 5 is exposed.
- the wiring conductor 7 is made of the same conductive material as that of the via conductor 51.
- a metal material such as tungsten, molybdenum, manganese, nickel, copper, silver or gold, or an alloy thereof, or a plurality of these materials. It is composed of a composite material mixed with or a composite layer of these materials.
- the thickness of the wiring conductor 7 is set to, for example, 2 ⁇ m or more and 20 ⁇ m or less.
- the thermal expansion coefficient of the wiring conductor 7 is set to, for example, 4.5 ⁇ 10 ⁇ 6 / K or more and 53 ⁇ 10 ⁇ 6 / K or less.
- the ceramic coat layer 8 is provided in a region surrounded by the frame body 6 from the wiring conductor 7 to the exposed portion of the upper surface of the substrate 5.
- the ceramic coat layer 8 covers most of the wiring conductors 7 so that the wiring conductors 7 are hardly corroded by the electrolyte solution.
- the ceramic coat layer 8 has a through hole H ⁇ b> 1 formed at a location overlapping the wiring conductor 7 in a plan view and a slit H ⁇ b> 2 formed at a location overlapping the exposed location of the substrate 5. is doing.
- the ceramic coat layer 8 may be provided over the upper surface of the substrate 5 overlapping the frame 6 in the electrochemical cell package 2.
- substrate 5, or an inside, for example Can be prevented from being corroded by the electrolyte 4.
- the ceramic paste to be the ceramic coat layer 8 is made by adding an appropriate amount of a sintering aid such as manganese oxide, copper oxide or silicon oxide to alumina powder, and adding an additive such as a binder made of acrylic resin to an organic solvent such as toluene. And a paste obtained by kneading with a ball mill.
- the thickness of the ceramic coat layer 8 is set to 3 ⁇ m or more and 15 ⁇ m or less, for example.
- the thermal expansion coefficient of the ceramic coat layer 8 is set to, for example, 7 ⁇ 10 ⁇ 6 / K or more and 8 ⁇ 10 ⁇ 6 / K or less.
- the ceramic coat layer 8 is provided from the wiring conductor 7 to the peripheral region, and has a through hole H1 formed in the central region and a slit H2 formed in the peripheral region.
- the through hole H ⁇ b> 1 is provided at a location overlapping the wiring conductor 7, and the through hole H ⁇ b> 1 is for providing the plating layer 9.
- the diameter is set to 0.1 mm or more and 1 mm or less.
- the depth of the through hole H1 is set to 3 ⁇ m or more and 15 ⁇ m or less, for example.
- the slit H ⁇ b> 2 is provided so as to overlap with an exposed portion of the upper surface of the substrate 5.
- the slit H2 disperses the thermal stress during sintering of the ceramic coat layer 8, the thermal stress during environmental testing of the electrochemical cell package 2, or the thermal stress during operation of the electrochemical cell 1, or the ceramic coat layer 8 It is used to measure the thickness of the film.
- the slit H ⁇ b> 2 is provided along the edge of the frame body 6 in a region surrounded by the frame body 6.
- the depth of the slit H2 is set to 3 ⁇ m or more and 15 ⁇ m or less, for example.
- the slits H ⁇ b> 2 have the anticorrosive electrode layer 10 formed in a rectangular shape, and are formed in at least four corners so as to cross the diagonal extension lines L ⁇ b> 1 and L ⁇ b> 2 of the anticorrosive electrode layer 10. . Due to the difference in thermal expansion between the anticorrosive electrode layer 10 and the ceramic coat layer 8, there is a possibility that cracks may occur in the ceramic coat layer 8 or the anticorrosive electrode layer 10 may peel off from the ceramic coat layer 8. The thermal stress generated in the corners of the anticorrosion electrode layer 10 due to thermal expansion and contraction in the diagonal direction of 10 can be relaxed or divided by the slit H2.
- the diagonal extension lines L1 and L2 of the anticorrosion electrode layer 10 are positions where the thermal expansion and contraction are the largest in the anticorrosion electrode layer 10, and the anticorrosion electrode layer 10 or The thermal stress generated in the ceramic coat layer 8 can be effectively relaxed and divided.
- the slits H2 at the four corners of the anticorrosion electrode layer 10 have, for example, a long side of the anticorrosion electrode layer 10 of 1.8 mm and a short side of the anticorrosion electrode layer 10 of 0.5 mm.
- the thickness of the anticorrosion electrode layer 10 is 0.015 mm
- the width of the slit H2 is 0.05 mm
- the length of the slit H2 is 0.15 mm.
- the difference in depth between the through hole H1 and the slit H2 is set to 5 ⁇ m or less. If the depth of the slit H2 can be made the same as the depth of the through hole H1, the depth of the through hole H1 can be estimated by measuring the depth of the slit H2.
- the through hole H1 must be formed on the wiring conductor 7, and the area of the through hole H1 cannot be increased in order to reduce the thermal stress of the plating layer 9. If the area of the through hole H1 in plan view is increased, a part of the upper surface of the wiring conductor 7 exposed from the through hole H1 is exposed to the outside until the plating layer 9 is formed. The possibility that the conductor 7 is oxidized increases.
- the electrochemical cell package 2 can reduce the thermal stress generated in the plating layer 9 and oxidize the wiring conductor 7 by setting the size of the area of the through hole H1 in plan view to be small. Can be suppressed. However, the smaller the area of the through hole H1, the more difficult it is to search for the through hole H1 and measure the depth of the through hole H1. Therefore, by providing the slit H2 separately from the through hole H1, the depth of the through hole H1 can be estimated by measuring the depth of the slit H2.
- the slits H ⁇ b> 2 may be provided on both sides of the anticorrosion electrode layer 10 with the anticorrosion electrode layer 10 interposed therebetween.
- the slit H2 runs laser light in a direction intersecting with the slit H2
- the laser light always strikes the slit H2
- the depth of the slit H2 can be measured based on the laser light.
- the depth of the through hole H1 can be estimated.
- the slit H ⁇ b> 2 may be connected along a direction orthogonal to the longitudinal direction of the anticorrosion electrode layer 10 in a plan view.
- the slit H2 is connected along the direction orthogonal to the longitudinal direction of the anticorrosive electrode layer 10, so that the anticorrosive electrode layer 10 in the longitudinal direction of the anticorrosive electrode layer 10 where thermal expansion or thermal contraction of the anticorrosive electrode layer 10 increases.
- the portions formed at the four corners of the peripheral region may be bent along the corners of the anticorrosion electrode layer 10, respectively.
- the slit H2 may be linear. Since the slit H2 is bent along the corner of the anticorrosive electrode layer 10, the shape of the slit H2 in which the thermal stress generated in the ceramic coat layer 8 located between the corner of the anticorrosive electrode layer 10 and the frame body 6 is bent. The effect of dispersing without concentrating on a part of the is obtained.
- the slit H ⁇ b> 2 may be provided in a curved shape that swells in the direction of the frame body 6 along the corner of the anticorrosive electrode layer 10. Thereby, there exists an effect that the thermal stress which arises in the ceramic coat layer 8 located between the corner
- the slit H2 so as to be connected to the ceramic coat layer 8 along a direction orthogonal to the longitudinal direction of the anticorrosion electrode layer 10, a difference in thermal expansion between the anticorrosion electrode layer 10 and the ceramic coat layer 8 and electrochemical Based on the thermal expansion and contraction of the anticorrosion electrode layer 10 that occurs during the manufacture of the cell package 2, during the environmental test, or during the operation of the electrochemical cell 1, the ceramic coat layer 8 tends to be stretched or contracted.
- the stress to be distributed can be dispersed with the slit H2 as a boundary.
- the plating layer 9 is provided in the through hole H1.
- the plating layer 9 has, for example, a two-layer structure, and the lower layer is made of a material having excellent connectivity with the wiring conductor 7 and corrosiveness, and the upper layer is made of a low resistance material having excellent connectivity with the lower layer.
- the anticorrosion electrode layer 10 is provided on the ceramic coat layer 8.
- the anticorrosion electrode layer 10 is formed at the same time as the plating layer 9 and is made of the same material.
- the anticorrosion electrode layer 10 is provided at a position overlapping the slit H2 for the purpose of suppressing thermal stress generated between the anticorrosion electrode layer 10 and the ceramic coat layer 8 in the longitudinal direction of the anticorrosion electrode layer 10.
- the anticorrosion electrode layer 10 functions as one electrode as a battery, and produces an opposite potential difference between the other electrode during charging and discharging.
- the anticorrosion electrode layer 10 is made of, for example, a metal material such as gold, silver, titanium, or aluminum having excellent corrosion resistance and low electrical resistance, or a composite layer of these materials.
- a part of the anticorrosion electrode layer 10 formed in the through hole H1 is a plating layer 9.
- the seal ring 11 is brazed on the frame 6 via a joining material such as a metal layer and a brazing material.
- the brazing material is made of, for example, silver, copper, gold, aluminum, or magnesium, and may contain an additive such as nickel, cadmium, or phosphorus.
- the seal ring 11 is a frame-like member that overlaps the frame body 6 provided on the substrate 5 when viewed in plan.
- the seal ring 11 is made of a buffer material having excellent thermal conductivity, such as copper, iron, tungsten, molybdenum, nickel, or cobalt.
- the seal ring 11 is connected to the frame body 6 using a solid bonding material.
- the bonding material is disposed on the metal layer provided on the upper surface of the frame 6, the seal ring 11 is stacked on the bonding material, and heat is applied to the seal ring 11, so that the bonding material is melted and the seal ring 11 The metal layer is connected. Furthermore, when the molten bonding material is cooled and solidified, the seal ring 11 is fixed to the frame body 6 via the metal layer and the bonding material, and is electrically connected.
- a lid 12 is provided on the seal ring 11.
- the lid 12 is provided on the seal ring 11 in a state where the positive electrode 3 a, the separator 13, and the negative electrode 3 b are stacked in a region surrounded by the frame body 6 on the upper surface of the substrate 5 and filled with the electrolyte 4.
- the lid body 12 has a function of sealing a space surrounded by the substrate 5 and the frame body 6.
- the lid 12 is brazed onto the frame 6 via a brazing material, for example.
- the lid 12 is welded to the seal ring 11 by resistance seam welding, laser seam welding, electron beam welding, or the like.
- the lid 12 is made of, for example, a metal material such as copper, iron, tungsten, molybdenum, nickel, or cobalt, or an alloy containing these metal materials.
- the positive electrode 3 a, the separator 13, and the negative electrode 3 b are stacked in this order from the wiring conductor 7 side and filled with the electrolyte 4.
- the positive electrode 3 a, the separator 13, the negative electrode 3 b, and the electrolyte 4 are accommodated in order, and the lid body 12 is connected via the seal ring 11.
- the positive electrode 3a, the separator 13, the negative electrode 3b, and the electrolyte 4 can be sealed in the package 2.
- the positive electrode 3 a or the negative electrode 3 b is used as the active material 3.
- the positive electrode 3 a is electrically connected to the anticorrosion electrode layer 10.
- the anticorrosion electrode layer 10 is electrically connected to the lower surface electrode 14 a serving as the positive electrode formed on the lower surface of the substrate 2 through the plating layer 9, the wiring conductor 7 and the via conductor 51.
- the negative electrode 3 b is electrically connected to a metal layer formed on the upper surface of the lid body 12 or the frame body 6. Then, the lid body 12 and the metal layer are extended to the lower surface of the substrate 2 through the side surface of the frame body 6 and the side surface of the substrate 2. And it is electrically connected with the lower surface electrode 14b used as the negative electrode formed in the lower surface of the board
- the positive electrode 3a includes, for example, a metal chalcogen compound such as titanium disulfide, a metal oxide such as manganese oxide or molybdenum oxide, polyaniline, polypyrrole, or poly Conductive polymers such as paraphenylene, or various substances capable of occluding and releasing lithium ions and anions can be used.
- a metal chalcogen compound such as titanium disulfide
- a metal oxide such as manganese oxide or molybdenum oxide
- polyaniline such as polypyrrole
- poly Conductive polymers such as paraphenylene
- various substances capable of occluding and releasing lithium ions and anions can be used.
- various substances such as silicon oxide, tungsten trioxide, or tin oxide can be used.
- activated carbon or activated carbon fiber can be used as the active material of the positive electrode 3a and the negative electrode 3b.
- the separator 13 can be made of a heat-resistant non-woven fabric that has little dissolution or chemical reaction in the non-aqueous electrolyte.
- the separator 13 is an insulating film having a large ion permeability and mechanical strength.
- a resin such as polyolefin, polyphenylene sulfide, or polyether ether ketone, glass fiber, or ceramic porous body can be used.
- the nonaqueous solvent electrolyte 4 is, for example, lithium hexafluorophosphate, borofluoride in an organic solvent such as propylene carbonate, butylene carbonate, sulfolane, ethylene carbonate, acetonitrile, dimethoxyethane, methyl formate, etc.
- organic solvent such as propylene carbonate, butylene carbonate, sulfolane, ethylene carbonate, acetonitrile, dimethoxyethane, methyl formate, etc.
- a material in which lithium, lithium trifluoromethanesulfonate, lithium perfluoroethylsulfonylimide, or the like is dissolved can be used.
- the ceramic coat layer 8 is provided with a through hole H1 formed in a portion overlapping the wiring conductor 7 in a plan view and a slit H2 formed in a portion overlapping the exposed portion.
- the depth of the through hole H1 can be estimated based on the depth of the slit H2, and the thickness of the plating layer 9 can be arbitrarily controlled, and is continuous on the ceramic coat layer 8 and the plating layer 9.
- the anticorrosion electrode layer 10 can be formed.
- the manufacturing method of the electrochemical cell 1 shown in FIG. 1 is demonstrated.
- the substrate 5 and the frame 6 are prepared.
- the substrate 5 and the frame body 6 are obtained by laminating and sintering a plurality of green sheets.
- the green sheet constituting the substrate 5 and the frame 6 is formed by molding a mixture obtained by adding and mixing an organic binder, a plasticizer, a solvent, and the like to raw material powders such as aluminum oxide, silicon oxide, magnesium oxide, and calcium oxide. Can be obtained.
- the metal paste is obtained by preparing a high melting point metal powder such as tungsten or molybdenum, and adding and mixing an organic binder, a plasticizer, a solvent, or the like to the powder.
- a metal paste is applied to the plurality of green sheets to be the substrate 5 and the frame body 6 by using, for example, a screen printing method, and the metal layer provided on the upper surface of the via conductor 51, the wiring conductor 7, and the frame body 6 Form. Further, the ceramic coat layer 8 is formed on the substrate 5 and the wiring conductor 7 by screen printing so that the through holes H1 and the slits H2 are provided.
- the seal ring 11 processed into a predetermined shape is passed through the brazing material. It joins to the metal layer provided on the upper surface of the frame 6.
- the electrochemical cell package 2 can be manufactured by forming the plating layer 9 in the through hole H1, providing the anticorrosion electrode layer 10 on the ceramic coat layer 8, and performing necessary plating, brazing, and the like.
- the positive electrode 3 a, the separator 13, and the negative electrode 3 b are provided in order, and the electrolyte 4 is filled.
- the electrochemical cell 1 can be manufactured by preparing the lid body 12 and fixing the lid body 12 via the seal ring 11 so as to close the opening of the frame body 6.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
Abstract
Description
本実施形態の電気化学セルは、非水電解質電池または電気二重層キャパシタ等に用いるものであって、発電機能または蓄電機能を有するものである。電気化学セルは、時計または半導体メモリのバックアップ電源、あるいはマイクロコンピュータまたはICメモリ等からなる電子装置の予備電源、あるいはソーラー時計の制御回路またはモーター駆動用の電源等として用いることができる。さらに、電気化学セルは、電気自動車の電源、エネルギー変換・貯蔵システムの補助蓄電ユニット等として用いることができる。
ここで、図1に示す電気化学セル1の製造方法について説明する。まず、基板5および枠体6を準備する。基板5および枠体6は、複数のグリーンシートを積層して焼結させたものである。基板5および枠体6を構成するグリーンシートは、例えば酸化アルミニウム、酸化珪素、酸化マグネシウムおよび酸化カルシウム等の原料粉末に、有機バインダー、可塑剤および溶剤等を添加混合して得た混合物を成型することで得られる。
Claims (5)
- 上面および下面を有し、前記上面から前記下面に向かって設けられたビア導体を有する長方形状の基板と、
前記上面に設けられた、平面視して前記ビア導体を取り囲む長方形状の枠体と、
前記上面のうち前記枠体で囲まれる、中央領域および周辺領域において、前記周辺領域を除いて前記ビア導体上から前記中央領域にかけて設けられた配線導体と、
前記配線導体上から前記周辺領域にかけて設けられた、前記中央領域に形成された貫通孔および前記周辺領域に形成されたスリットを有する、セラミックコート層と、
前記中央領域において、前記セラミックコート層上から前記貫通孔内にかけて設けられた、前記配線導体に電気的に接続された長方形状の防食電極層とを備え、
前記スリットは、前記周辺領域のうち前記防食電極層の対角線の延長線を横切るように四隅に形成されていることを特徴とする電気化学セル用パッケージ。 - 請求項1に記載の電気化学セル用パッケージであって、
前記スリットは、前記防食電極層の長手方向に直交する方向に沿って繋がるように形成されていることを特徴とする電気化学セル用パッケージ。 - 請求項2に記載の電気化学セル用パッケージであって、
前記スリットは、四隅に形成されている部分がそれぞれ前記防食電極層の角に沿って曲がっていることを特徴とする電気化学セル用パッケージ。 - 請求項1ないし請求項3のいずれかに記載の電気化学セル用パッケージであって、
前記防食電極層は、アルミ蒸着めっきからなることを特徴とする電気化学セル用パッケージ。 - 請求項1ないし請求項4のいずれかに記載の電気化学セル用パッケージと、
前記電気化学セル用パッケージに収容された、正極または負極として用いる活物質および非水溶媒を用いた電解質とを備えた電気化学セル。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/116,888 US20170179446A1 (en) | 2014-02-17 | 2015-02-17 | Package for electrochemical cell, and electrochemical cell |
JP2015562889A JP6162828B2 (ja) | 2014-02-17 | 2015-02-17 | 電気化学セル用パッケージおよび電気化学セル |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014027332 | 2014-02-17 | ||
JP2014-027332 | 2014-02-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015122529A1 true WO2015122529A1 (ja) | 2015-08-20 |
Family
ID=53800266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2015/054238 WO2015122529A1 (ja) | 2014-02-17 | 2015-02-17 | 電気化学セル用パッケージおよび電気化学セル |
Country Status (3)
Country | Link |
---|---|
US (1) | US20170179446A1 (ja) |
JP (1) | JP6162828B2 (ja) |
WO (1) | WO2015122529A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3051582B1 (en) * | 2013-09-27 | 2020-01-22 | Kyocera Corporation | Lid body, package, and electronic apparatus |
JP6936670B2 (ja) * | 2017-09-14 | 2021-09-22 | 三洋化成工業株式会社 | リチウムイオン電池用セパレータ |
CN109841906A (zh) * | 2019-03-11 | 2019-06-04 | 惠州赫能科技有限公司 | 一种锂电池的封装装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008288536A (ja) * | 2007-05-21 | 2008-11-27 | Panasonic Electric Works Co Ltd | 表面実装型セラミック基板 |
JP2010141026A (ja) * | 2008-12-10 | 2010-06-24 | Taiyo Yuden Energy Device Co Ltd | 電気化学デバイス |
JP2012151243A (ja) * | 2011-01-18 | 2012-08-09 | Murata Mfg Co Ltd | 多層セラミック基板 |
JP5202753B1 (ja) * | 2012-10-16 | 2013-06-05 | 太陽誘電株式会社 | 電気化学キャパシタ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4903421B2 (ja) * | 2005-02-23 | 2012-03-28 | 京セラ株式会社 | セラミック容器およびこれを用いた電池または電気二重層キャパシタ |
JP6105325B2 (ja) * | 2013-02-27 | 2017-03-29 | 京セラ株式会社 | 電極用基板、電池用ケースおよび電池 |
-
2015
- 2015-02-17 WO PCT/JP2015/054238 patent/WO2015122529A1/ja active Application Filing
- 2015-02-17 US US15/116,888 patent/US20170179446A1/en not_active Abandoned
- 2015-02-17 JP JP2015562889A patent/JP6162828B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008288536A (ja) * | 2007-05-21 | 2008-11-27 | Panasonic Electric Works Co Ltd | 表面実装型セラミック基板 |
JP2010141026A (ja) * | 2008-12-10 | 2010-06-24 | Taiyo Yuden Energy Device Co Ltd | 電気化学デバイス |
JP2012151243A (ja) * | 2011-01-18 | 2012-08-09 | Murata Mfg Co Ltd | 多層セラミック基板 |
JP5202753B1 (ja) * | 2012-10-16 | 2013-06-05 | 太陽誘電株式会社 | 電気化学キャパシタ |
Also Published As
Publication number | Publication date |
---|---|
JP6162828B2 (ja) | 2017-07-12 |
US20170179446A1 (en) | 2017-06-22 |
JPWO2015122529A1 (ja) | 2017-03-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6445566B2 (en) | Power source element | |
US7749652B2 (en) | Lead and nonaqueous electrolyte battery including same | |
JP2006049289A (ja) | 電池用ケースおよび電池ならびに電気二重層キャパシタ用ケースおよび電気二重層キャパシタ | |
US8828596B2 (en) | Secondary battery including a lower terminal plate and an upper terminal plate | |
JPWO2012153865A1 (ja) | 非水系二次電池、実装体および非水系二次電池の製造方法 | |
JP4527366B2 (ja) | 電気化学セルの製造方法 | |
JP2016092344A (ja) | 電気化学セル | |
JP6162828B2 (ja) | 電気化学セル用パッケージおよび電気化学セル | |
JP2024045208A (ja) | 電池 | |
KR20180097084A (ko) | 이차 전지 | |
JP4845388B2 (ja) | 電気化学セル | |
US20140212744A1 (en) | Battery housing structure | |
JP5588539B2 (ja) | 電気化学セル | |
JP4762074B2 (ja) | 容器およびこれを用いた電池または電気二重層キャパシタならびに電子装置 | |
JP2005183373A (ja) | 電池用ケース、その製造方法および電池ならびに電気二重層キャパシタ用ケース、その製造方法および電気二重層キャパシタ | |
JP6489544B2 (ja) | 電気化学セル | |
US20210210790A1 (en) | Solid-state battery | |
JP2012185982A (ja) | 電気化学セル用パッケージおよび電気化学セル | |
JP6202526B2 (ja) | 電気化学セル | |
JP4671652B2 (ja) | 電池用ケースおよび電池 | |
JP2006156124A (ja) | セラミック容器ならびに電池または電気二重層キャパシタ | |
JP2005209640A (ja) | 電池用ケースおよび電池ならびに電気二重層キャパシタ用ケースおよび電気二重層キャパシタ | |
JP6308578B2 (ja) | 電気化学セル | |
JP2014220070A (ja) | 電気化学セル | |
JP6362063B2 (ja) | 電気化学セル |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 15749587 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2015562889 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 15116888 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 15749587 Country of ref document: EP Kind code of ref document: A1 |