JPH10508141A - 電気化学電池に使用するカソード構成要素の製造方法 - Google Patents
電気化学電池に使用するカソード構成要素の製造方法Info
- Publication number
- JPH10508141A JPH10508141A JP7513228A JP51322895A JPH10508141A JP H10508141 A JPH10508141 A JP H10508141A JP 7513228 A JP7513228 A JP 7513228A JP 51322895 A JP51322895 A JP 51322895A JP H10508141 A JPH10508141 A JP H10508141A
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- active material
- sheet
- paste
- cathode active
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 41
- 239000006182 cathode active material Substances 0.000 claims abstract description 36
- 239000010406 cathode material Substances 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 19
- 239000011230 binding agent Substances 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 5
- RAVDHKVWJUPFPT-UHFFFAOYSA-N silver;oxido(dioxo)vanadium Chemical compound [Ag+].[O-][V](=O)=O RAVDHKVWJUPFPT-UHFFFAOYSA-N 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 229910044991 metal oxide Inorganic materials 0.000 claims description 7
- 150000004706 metal oxides Chemical class 0.000 claims description 7
- 229910003455 mixed metal oxide Inorganic materials 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 6
- 229910052744 lithium Inorganic materials 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- YALCWJZSJOMTCG-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[V+5].[Cu++].[Ag+] Chemical compound [O--].[O--].[O--].[O--].[V+5].[Cu++].[Ag+] YALCWJZSJOMTCG-UHFFFAOYSA-N 0.000 claims description 4
- JKLVRIRNLLAISP-UHFFFAOYSA-N [O-2].[V+5].[Cu+2] Chemical compound [O-2].[V+5].[Cu+2] JKLVRIRNLLAISP-UHFFFAOYSA-N 0.000 claims description 4
- 239000011149 active material Substances 0.000 claims description 4
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 4
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000013557 residual solvent Substances 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- 239000011244 liquid electrolyte Substances 0.000 claims description 2
- 239000011255 nonaqueous electrolyte Substances 0.000 claims description 2
- 239000008188 pellet Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims 4
- 229910000428 cobalt oxide Inorganic materials 0.000 claims 3
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 claims 3
- 229910021645 metal ion Inorganic materials 0.000 claims 3
- CFJRPNFOLVDFMJ-UHFFFAOYSA-N titanium disulfide Chemical compound S=[Ti]=S CFJRPNFOLVDFMJ-UHFFFAOYSA-N 0.000 claims 3
- 150000001875 compounds Chemical class 0.000 claims 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims 2
- 230000002687 intercalation Effects 0.000 claims 2
- 238000009830 intercalation Methods 0.000 claims 2
- 239000007769 metal material Substances 0.000 claims 2
- OKTJSMMVPCPJKN-NJFSPNSNSA-N Carbon-14 Chemical compound [14C] OKTJSMMVPCPJKN-NJFSPNSNSA-N 0.000 claims 1
- 238000005056 compaction Methods 0.000 claims 1
- 239000008151 electrolyte solution Substances 0.000 claims 1
- 238000005111 flow chemistry technique Methods 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 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 claims 1
- 238000010298 pulverizing process Methods 0.000 claims 1
- 238000004080 punching Methods 0.000 abstract description 6
- 238000005096 rolling process Methods 0.000 abstract description 3
- 239000002482 conductive additive Substances 0.000 abstract 1
- 238000002788 crimping Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 20
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- -1 polytetrafluoroethylene Polymers 0.000 description 6
- 239000003085 diluting agent Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 229910000765 intermetallic Inorganic materials 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910007857 Li-Al Inorganic materials 0.000 description 1
- 229910008447 Li—Al Inorganic materials 0.000 description 1
- 229910008290 Li—B Inorganic materials 0.000 description 1
- 229910006742 Li—Si—B Inorganic materials 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229960004424 carbon dioxide Drugs 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 206010061592 cardiac fibrillation Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002600 fibrillogenic effect Effects 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- QLOAVXSYZAJECW-UHFFFAOYSA-N methane;molecular fluorine Chemical compound C.FF QLOAVXSYZAJECW-UHFFFAOYSA-N 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- RCYJPSGNXVLIBO-UHFFFAOYSA-N sulfanylidenetitanium Chemical compound [S].[Ti] RCYJPSGNXVLIBO-UHFFFAOYSA-N 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0433—Molding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
- Primary Cells (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.電気化学的に酸化可能であり、放電時に電池内で金属のイオンを生成し、 カソードをなすカソード活物質内への金属イオンのインタカレーション(interc alation)によって発生される電子の流れを電池に接続された外部電気回路に生 ぜしめるIA族金属のアノードを有し、アノードとカソードに関連させられたイ オン伝導性電解質溶液によって特徴づけられる電気化学電池に使用するカソード を調製する方法であって、 a)金属物質からなるカソード活物質を用意する工程と; b)カソード活物質を溶媒物質と混合させてカソード活物質からなるペースト を形成する工程と; c)このペーストに第1プレス工程を加えてアノードによって形成された金属 イオンによってインタカレート可能な(intercalat-able)カソードシートをこ のペーストで形成する工程と; d)カソード活物質から残留溶媒を除去する工程と; e)カソードシートを形成手段に導入し、この形成手段を、それが種々の幾何 学的形状をとることができる少なくとも一枚のカソードプレートを提供するよう に動作させる工程と; f)カソードプレートに第2プレス工程を加えて集電体の少なくとも一方側に 少なくとも一枚のカソードプレートを積層させ、カソード活物質がアノードによ って生成された金属イオンをインタカレート(intercalate)する能力を失うこ となく、電気化学電池に使用するカソードとしての積層カソード構成要素を形成 する工程と; からなることを特徴とする電気化学電池に使用するカソードを製 造する方法。 2.カソードシートが約80重量%から約99重量%のカソード活物質からな る請求項1の方法。 3.カソード物質からなるペーストが結合剤と導電性物質をさらに含む請求項 1の方法。 4.ペーストが約3重量%の炭素と、3重量%の粉末フッ素樹脂と、94重量 %のカソード活物質とからなる請求項1の方法。 5.溶媒物質が水と不活性有機物質からなる群から選ばれる請求項1の方法。 6.ペーストを形成する溶媒物質と混合する前に、カソード活物質に粉砕工程 を加えて、その粒子サイズを粒状カソード活物質から細かく分割した粒子サイズ に減少させる請求項1の方法。 7.ペーストをカソードシートに形成する工程が、第1プレス工程としてペー ストをロールミル手段に供給することからなる請求項1の方法。 8.第1プレス工程としてペーストをロールミル手段に導入する前に、ペース トを押圧(compaction)手段に先ず供給して、カソード活物質をペレット状に形 成する工程をさらに含む請求項7の方法。 9.カソード活物質をなす金属材料が、金属酸化物、混合金属酸化物、元素金 属からなる群から選ばれる請求項1の方法。 10.カソード活物質が、酸化バナジウム銀、酸化バナジウム銀銅、二酸化マ ンガン、二硫化チタン、酸化コバルト、酸化ニッケル、および酸化バナジウム銅 からなる群から選ばれる請求項1の方法。 11.ペーストをカソードシートに形成する工程がさらに液体電解質を滴下添 加することを含む請求項1の方法。 12.カソードシートが約0.004インチから約0.020インチの範囲の 厚さを有している請求項1の方法。 13.溶媒と混合されてペーストを形成するカソード活物質から調製された少 なくとも1枚のカソードプレートを活物質として含む電気化学電池に使用するカ ソード構成要素であって、ペーストをプレスしてカソードシートを形成し、この カソードシートを成形手段に導入して種々の幾何学的形状を有するカソードプレ ートを形成し、少なくとも1枚のカソードプレートが集電体の各側面に押圧され て電気化学電池に使用するカソードとしての積層カソード構成要素に形成された カソード構成要素。 14.カソードシートが約80重量%から約99重量%のカソード活物質から なる請求項13のカソード構成要素。 15.結合剤と導電性物質をさらに含む請求項13のカソード構成要素。 16.カソードシートが約3重量%の炭素と、3重量%の粉末フッ素樹脂と、 94重量%のカソード活物質とからなる請求項13のカソード構成要素。 17.カソード活物質が、金属酸化物、混合金属酸化物、元素金属および炭素 質化合物からなる群から選ばれる請求項13のカソード。 18.カソード活物質が、酸化バナジウム銀、酸化バナジウム銀銅、炭素、二 酸化マンガン、フッ化炭素、二硫化チタン、酸化コバルト、酸化ニッケルおよび 酸化バナジウム銅からなる群から選ばれる請求項13のカソード構成要素。 19.カソードシート物質が約0.004インチから約0.020インチの範 囲の厚さを有している請求項13のカソード構成要 素。 20.溶媒と混合されてペーストを形成するカソード活物質から調製された少 なくとも1枚のカソードプレートからなるカソード構成要素を活物質として有す る非水電気化学電池であって、ペーストをプレスしてカソードシートに形成し、 このカソードシートを成形手段に導入して種々の幾何学的形状のカソードプレー トを形成し、少なくとも1枚のカソードプレートが集電体の各側面に押圧され電 気化学電池に使用するカソードとして形成された積層カソード構成要素と、アル カリ金属のアノードと、非水電解質と、アノードをカソードから電気的に絶縁し かつ電解質の流通を許容する十分な多孔性を有するセパレータとからなる非水電 気化学電池。 21.カソードシートが約3重量%の炭素と、3重量%の粉末フッ素樹脂と、 94重量%のカソード活物質とからなる請求項20の電気化学電池。 22.カソード活物質が、金属酸化物、混合金属酸化物、元素金属および炭素 質化合物からなる群から選ばれる請求項20の電気化学電池。 23.カソード活物質が、酸化バナジウム銀、酸化バナジウム銀銅、炭素、二 酸化マンガン、フッ化炭素、二硫化チタン、酸化コバルト、酸化ニッケルおよび 酸化バナジウム銅からなる群から選ばれる請求項20の電気化学電池。 24.カソードシートがさらに結合剤と導電性物質からなる請求項20の電気 化学電池。 25.カソードシートが約0.004インチから約0.020インチの範囲の 厚さを有している請求項20の電気化学電池。 26.カソードシートが約80重量%から約99重量%のカソー ド活物質からなる請求項20の電気化学電池。 27.アノードがリチウムからなる請求項20の電気化学電池。 28.カソード活物質から残留溶媒物質を除去する工程がカソードシートを乾 燥させることからなる請求項1の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/146,707 US5435874A (en) | 1993-11-01 | 1993-11-01 | Process for making cathode components for use in electrochemical cells |
| US08/146,707 | 1993-11-01 | ||
| PCT/US1994/011633 WO1995012556A1 (en) | 1993-11-01 | 1994-10-07 | Process for making cathode components for use in electrochemical cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10508141A true JPH10508141A (ja) | 1998-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7513228A Ceased JPH10508141A (ja) | 1993-11-01 | 1994-10-07 | 電気化学電池に使用するカソード構成要素の製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US5435874A (ja) |
| EP (1) | EP0677027B1 (ja) |
| JP (1) | JPH10508141A (ja) |
| AU (1) | AU673299B2 (ja) |
| DE (1) | DE69417011T2 (ja) |
| WO (1) | WO1995012556A1 (ja) |
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1993
- 1993-11-01 US US08/146,707 patent/US5435874A/en not_active Expired - Lifetime
-
1994
- 1994-10-07 WO PCT/US1994/011633 patent/WO1995012556A1/en not_active Ceased
- 1994-10-07 AU AU79327/94A patent/AU673299B2/en not_active Ceased
- 1994-10-07 DE DE69417011T patent/DE69417011T2/de not_active Expired - Fee Related
- 1994-10-07 EP EP94930102A patent/EP0677027B1/en not_active Expired - Lifetime
- 1994-10-07 JP JP7513228A patent/JPH10508141A/ja not_active Ceased
-
1995
- 1995-05-05 US US08/435,728 patent/US5571640A/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101219022B1 (ko) * | 2010-12-22 | 2013-01-07 | 주식회사 비츠로셀 | 적층된 음극재를 구비하는 아연 공기 전지 및 제조방법 |
| JP2016167371A (ja) * | 2015-03-09 | 2016-09-15 | 株式会社日本触媒 | 電極前駆体 |
| WO2019103465A1 (ko) * | 2017-11-21 | 2019-05-31 | 주식회사 엘지화학 | 리튬 이차전지용 음극 및 이의 제조 방법 |
| US11545659B2 (en) | 2017-11-21 | 2023-01-03 | Lg Energy Solution, Ltd. | Negative electrode for lithium secondary battery and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1995012556A1 (en) | 1995-05-11 |
| EP0677027B1 (en) | 1999-03-10 |
| EP0677027A4 (en) | 1996-10-09 |
| AU7932794A (en) | 1995-05-23 |
| AU673299B2 (en) | 1996-10-31 |
| DE69417011D1 (de) | 1999-04-15 |
| US5435874A (en) | 1995-07-25 |
| DE69417011T2 (de) | 1999-07-15 |
| US5571640A (en) | 1996-11-05 |
| EP0677027A1 (en) | 1995-10-18 |
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