EP4248504A1 - Matériau actif de cathode, et batterie au lithium-ion comprenant ledit matériau actif de cathode - Google Patents

Matériau actif de cathode, et batterie au lithium-ion comprenant ledit matériau actif de cathode

Info

Publication number
EP4248504A1
EP4248504A1 EP21806705.6A EP21806705A EP4248504A1 EP 4248504 A1 EP4248504 A1 EP 4248504A1 EP 21806705 A EP21806705 A EP 21806705A EP 4248504 A1 EP4248504 A1 EP 4248504A1
Authority
EP
European Patent Office
Prior art keywords
active material
cathode active
lithium
particles
ion battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21806705.6A
Other languages
German (de)
English (en)
Inventor
Daniel Buchholz
Tobias TEUFL
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Publication of EP4248504A1 publication Critical patent/EP4248504A1/fr
Pending legal-status Critical Current

Links

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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/364—Composites as mixtures
    • 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
    • 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
    • H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
    • 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
    • H01M4/136—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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—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
    • 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
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • 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
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • 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
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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

Definitions

  • the invention relates to a cathode active material for a lithium ion battery and a lithium ion battery with such a cathode active material.
  • lithium ion battery is used synonymously for all terms commonly used in the prior art for lithium-containing galvanic elements and cells, such as lithium battery cell, lithium battery, lithium cell, lithium ion cell, lithium Polymer cell, lithium polymer battery and lithium ion accumulator.
  • rechargeable batteries secondary batteries
  • the lithium-ion battery can also be a solid-state battery, for example a ceramic or polymer-based solid-state battery.
  • a lithium ion battery has at least two distinct electrodes, a positive electrode (cathode) and a negative electrode (anode). Each of these electrodes includes at least one active material, optionally together with additives such as electrode binders and electrical conductivity additives.
  • cathode active material In lithium-ion batteries, both the cathode active material and the anode active material must be able to reversibly absorb or release lithium ions.
  • Suitable cathode active materials are known, for example, from EP 0 017 400 B1 and DE 3319939 A1.
  • lithium-nickel-manganese-cobalt layered oxide (NMC for short) is often used as the cathode active material, since NMC is characterized in particular by its high energy density.
  • the nickel content can be increased to increase the energy density of NMC, for example compositions such as Li(Nio,6Mno,2Coo,2)C>2 (short: NMC622) or Li(Nio,8Mno,iCoo,i)02 (short NMC811) can be used.
  • the high energy density of these materials is also associated with high costs, increased reactivity and high safety requirements for the design of the battery cell.
  • a problem to be solved according to one aspect of the invention is to provide an improved cathode active material for a lithium ion battery characterized in particular by the highest possible energy density with reduced costs and/or improved safety at the same time. Furthermore, a lithium-ion battery with such a cathode active material is to be specified.
  • the cathode active material comprises a multiplicity of first particles which have or consist of a cobalt-free layered lithium oxide.
  • the cobalt-free layered lithium oxide is preferably a lithium nickel manganese oxide.
  • the cathode active material comprises a multiplicity of second particles which have or consist of a phospho-olivine.
  • the phospho-olivine is in particular lithium iron phosphate (LFP) or lithium iron manganese phosphate (LFMP).
  • LFP lithium iron phosphate
  • LFMP lithium iron manganese phosphate
  • the cathode active material proposed here which has both the first particles and the second particles, is characterized by lower costs and increased intrinsic safety compared to pure NMC.
  • the admixture of the second particles from the phosho-olivine makes it possible to dispense with the element cobalt in the layered oxide without significantly impairing the stability of the cathode active material.
  • the cathode active material thus enables the cathode to be manufactured in a comparatively environmentally friendly and sustainable manner.
  • the energy density of the mixed cathode active material is increased compared to a pure phospho-olivine.
  • the first particles have Li y (Nii.xMn x )O 2 with 0 ⁇ x ⁇ 1, in particular with 0.1 ⁇ x ⁇ 0.9 and 0.9 ⁇ y ⁇ 1.3.
  • the cobalt-free lithium layer oxide is a lithium nickel oxide, a lithium nickel manganese oxide or a lithium manganese oxide.
  • the layered oxide is a lithium-rich layered oxide (OLO, over lithiated layered oxide).
  • the manganese content is x>0.5.
  • the layered lithium oxide is a manganese-rich lithium layered oxide.
  • the layered lithium oxide contains more manganese than nickel. Due to the high proportion of manganese, the layered oxide can be produced particularly cost-effectively.
  • the second particles have LiFePC or LiFei. y Mn y PO4 and 0 ⁇ y ⁇ 1, ie the phospho-olivine is lithium iron phosphate or a lithium iron manganese phosphate.
  • the second particles particularly preferably have LiFei. y Mn y PO4 with 0.5 ⁇ y ⁇ 0.9.
  • Such a manganese-rich lithium-iron-manganese phosphate is characterized by a high energy density compared to lithium-iron phosphate.
  • the proportion of the first particles in the total of the first and second particles is between 10% by weight and 90% by weight inclusive, preferably between 20% by weight and 80% by weight inclusive.
  • the proportion of the first particles in the total of the first and second particles is at least 70% by weight, in particular between 70% by weight and 90% by weight inclusive, particularly preferably at least 80% by weight, in particular between 80% by weight and 90% by weight inclusive.
  • the proportion of the first particles can be 85% by weight and the proportion of the second particles can be 15% by weight.
  • the proportion of the first particles in the total of the first and second particles is no more than 50% by weight, in particular between 10% by weight and 50% by weight inclusive, particularly preferably no more than 40% by weight %, in particular between 10% by weight and 40% by weight inclusive.
  • the proportion of the first particles can be 30% by weight and the proportion of the second particles can be 70% by weight.
  • the energy density is higher than that of a lithium-ion battery that has a pure phospho-olivine such as LFP as the cathode active material.
  • the improved thermal stability of the cathode active material in this configuration makes it possible in particular to produce the lithium ion battery in a so-called “cell-to-pack” approach, i.e. a lithium ion battery cell can be produced with the cathode active material proposed here, which can be placed directly in a battery pack is inserted.
  • the lithium-ion battery cells are not first installed in modules that together form a lithium-ion battery, but are directly assembled to form a battery pack.
  • the cathode active material can be formed into a cathode (positive electrode) comprising, for example, the cathode active material, an electrode binder and an electrically conductive additive such as e.g. B. includes conductive carbon black processed.
  • a cathode positive electrode
  • an electrically conductive additive such as e.g. B. includes conductive carbon black processed.
  • a lithium-ion battery which has a cathode with the cathode active material described above.
  • the cathode can be produced, for example, from a coating composition which contains the cathode active material with the first particles and the second particles, an electrode binder and an electrically conductive additive such as e.g. B. includes conductive carbon black.
  • the lithium-ion battery can, for example, only include a single battery cell or alternatively include one or more modules with multiple battery cells, it being possible for the battery cells to be connected in series and/or in parallel.
  • the lithium ion battery includes at least one cathode having the cathode active material and an anode having at least one anode active material.
  • the lithium-ion battery can have the other components of a lithium-ion battery known per se, in particular current collectors, a separator and an electrolyte.
  • the lithium-ion battery according to the invention can be provided in particular in a motor vehicle or in a portable device.
  • the portable device can in particular be a smartphone, an electric tool or power tool, a tablet or a wearable.
  • the lithium-ion battery can also be used in a stationary energy store.
  • FIG. 1 shows the structure of a lithium-ion battery according to an embodiment
  • FIG. 2 shows the cathode active material applied to a current collector in the exemplary embodiment.
  • the lithium-ion battery 10 shown purely schematically in FIG. 1 has a cathode 2 and an anode 5 .
  • the cathode 2 and the anode 5 each have a current collector 1, 6, it being possible for the current collectors to be in the form of metal foils.
  • the current collector 1 of the cathode 2 has, for example, aluminum and the current collector 6 of the anode 5 has copper.
  • the cathode 2 and the anode 5 are separated from one another by a separator 4 which is permeable to lithium ions but impermeable to electrons.
  • Polymers can be used as separators, in particular a polymer selected from the group consisting of polyesters, in particular polyethylene terephthalate, polyolefins, in particular polyethylene and/or polypropylene, polyacrylonitriles, polyvinylidene fluoride, polyvinylidene hexafluoropropylene, polyetherimide, polyimide, aramid, polyether, polyetherketone, synthetic spider silk or mixtures thereof.
  • the separator can optionally also be coated with ceramic material and a binder, for example based on Al2O3.
  • the lithium ion battery has an electrolyte 3 which is conductive for lithium ions and which can be a solid electrolyte or a liquid which includes a solvent and at least one lithium conducting salt, for example lithium hexafluorophosphate (LiPFe), dissolved therein.
  • the solvent is preferably inert.
  • suitable solvents are organic solvents such as ethylene carbonate, propylene carbonate, butylene carbonate, dimethyl carbonate, diethyl carbonate, ethyl methyl carbonate, fluoroethylene carbonate (FEC), sulpholane, 2-methyltetrahydrofuran, acetonitrile and 1,3-dioxolane.
  • Ionic liquids can also be used as solvents.
  • Such ionic liquids contain only ions.
  • Preferred cations which can be alkylated in particular, are imidazolium, pyridinium, pyrrolidinium, guanidinium, uronium, Thiuronium, piperidinium, morpholinium, sulfonium, ammonium and phosphonium cations.
  • Examples of anions that can be used are halide, tetrafluoroborate, trifluoroacetate, triflate, hexafluorophosphate, phosphinate and tosylate anions.
  • ionic liquids which may be mentioned are: N-methyl-N-propylpiperidinium bis(trifluoromethylsulfonyl)imide, N-methyl-N-butylpyrrolidinium bis(trifluoromethylsulfonyl)imide, N-butyl-N-trimethyl -ammonium bis(trifluoromethylsulfonyl)imide, triethylsulfonium bis(trifluoromethylsulfonyl)imide and N,N-diethyl-N-methyl-N-(2-methoxyethyl)ammonium bis(trifluoromethylsulfonyl)imide.
  • Preferred conductive salts are lithium salts which have inert anions and which are preferably non-toxic. Suitable lithium salts are, in particular, lithium hexafluorophosphate (LiPFe), lithium tetrafluoroborate (UBF4) and mixtures of these salts.
  • the separator 4 can be impregnated or wetted with the lithium salt electrolyte if it is liquid.
  • the anode 5 has an anode active material.
  • the anode active material may be selected from the group consisting of carbonaceous materials, silicon, silicon suboxide, silicon alloys, aluminum alloys, indium, indium alloys, tin, tin alloys, cobalt alloys, and mixtures thereof.
  • the anode active material is preferably selected from the group consisting of synthetic graphite, natural graphite, graphene, mesocarbon, doped carbon, hard carbon, soft carbon, fullerene, silicon-carbon composite, silicon, surface-coated silicon, silicon suboxide, silicon alloys, lithium, aluminum alloys, indium , tin alloys, cobalt alloys and mixtures thereof.
  • anode active materials known from the prior art are also suitable, for example niobium pentoxide, titanium dioxide, titanates such as lithium titanate (Li4TisOi2), tin dioxide, lithium, lithium alloys and/or mixtures thereof.
  • niobium pentoxide titanium dioxide
  • titanates such as lithium titanate (Li4TisOi2)
  • tin dioxide lithium, lithium alloys and/or mixtures thereof.
  • FIG. 2 shows a schematic representation of the cathode 2 on the current collector 1, which can in particular be an aluminum foil.
  • the cathode 2 has a cathode active material.
  • the cathode active material has a multiplicity of first particles 11 and second particles 12 .
  • the particles 11, 12 can be bound into an electrode binder 13, possibly with an additive that increases the conductivity, such as a conductive carbon black.
  • the first particles 11 have a cobalt-free layered oxide, in particular Li(Nii-xMn x )O2 with 0 ⁇ x ⁇ 1.
  • x>0.5 preferably applies, particularly preferably x>0.6.
  • the second particles 12 have a phospho-olivine, in particular LiFel. y Mn y PO4 with 0 ⁇ y ⁇ 1.
  • a particularly good ratio of costs and energy density is achieved when the first particles 11 are a manganese-rich layer oxide, in particular Li( Ni.xMnx )O2 with x >0.5, preferably x>0.6, and the second particles 12 a manganese-rich lithium-iron-manganese phosphate, in particular LiFei. y Mn y PO4 with 0.5 ⁇ y ⁇ 0.9.
  • the proportion of the first particles 11 in the totality of the particles 11 , 12 can be between 10% and 90% inclusive, in particular between 20% and 80% inclusive. In an embodiment in which the highest possible energy density is to be achieved at still moderate costs, the proportion of the first particles 11 is between 70% and 90% inclusive, for example approximately 85%. In this case, the proportion of the second particles 12 is between 10% and 30% inclusive, for example approximately 15%.
  • the proportion of the first particles 11 is between 10% and 50% inclusive, for example approximately 30%.
  • the proportion of the second particles 12 is between 50% and 90% inclusive, for example approximately 70%.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

L'invention concerne un matériau actif de cathode pour une batterie au lithium-ion (10), comprenant une multitude de premières particules (11) qui contiennent un oxyde stratifié de lithium exempt de cobalt, et une multitude de secondes particules (12) qui contiennent une phospho-olivine. L'invention concerne également une batterie au lithium-ion (10) comprenant une cathode (2) contenant ladite matière active de cathode.
EP21806705.6A 2020-11-20 2021-11-05 Matériau actif de cathode, et batterie au lithium-ion comprenant ledit matériau actif de cathode Pending EP4248504A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020130687.3A DE102020130687A1 (de) 2020-11-20 2020-11-20 Kathodenaktivmaterial und Lithiumionen-Batterie mit dem Kathodenaktivmaterial
PCT/EP2021/080771 WO2022106221A1 (fr) 2020-11-20 2021-11-05 Matériau actif de cathode, et batterie au lithium-ion comprenant ledit matériau actif de cathode

Publications (1)

Publication Number Publication Date
EP4248504A1 true EP4248504A1 (fr) 2023-09-27

Family

ID=78617403

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21806705.6A Pending EP4248504A1 (fr) 2020-11-20 2021-11-05 Matériau actif de cathode, et batterie au lithium-ion comprenant ledit matériau actif de cathode

Country Status (7)

Country Link
US (1) US20230402583A1 (fr)
EP (1) EP4248504A1 (fr)
JP (1) JP2023551438A (fr)
KR (1) KR20230073277A (fr)
CN (1) CN116420250A (fr)
DE (1) DE102020130687A1 (fr)
WO (1) WO2022106221A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017400B1 (fr) 1979-04-05 1984-05-30 United Kingdom Atomic Energy Authority Pile et procédé de fabrication de conducteurs ioniques utilisés dans cette pile
US4507371A (en) 1982-06-02 1985-03-26 South African Inventions Development Corporation Solid state cell wherein an anode, solid electrolyte and cathode each comprise a cubic-close-packed framework structure
JP3982165B2 (ja) * 2000-10-05 2007-09-26 ソニー株式会社 固体電解質電池
JP3632686B2 (ja) 2002-08-27 2005-03-23 ソニー株式会社 正極活物質及び非水電解質二次電池
JP4959145B2 (ja) 2005-03-30 2012-06-20 日本碍子株式会社 非水電解質二次電池用正極及び非水電解質二次電池
JP2013062082A (ja) * 2011-09-12 2013-04-04 Nec Corp 二次電池
WO2014004789A2 (fr) * 2012-06-27 2014-01-03 Precursor Energetics, Inc. Précurseurs moléculaires pour la synthèse de matériaux de cathode contenant du lithium- fer
JP5983679B2 (ja) 2014-05-30 2016-09-06 トヨタ自動車株式会社 非水電解質二次電池およびその製造方法

Also Published As

Publication number Publication date
WO2022106221A1 (fr) 2022-05-27
CN116420250A (zh) 2023-07-11
US20230402583A1 (en) 2023-12-14
KR20230073277A (ko) 2023-05-25
JP2023551438A (ja) 2023-12-08
DE102020130687A1 (de) 2022-05-25

Similar Documents

Publication Publication Date Title
DE112015000403T5 (de) Elektrolyte und Verfahren für ihre Verwendung
WO2016116434A1 (fr) Électrode composite et batterie au lithium-ion la comprenant ainsi que procédé de fabrication de l'électrode composite
WO2012010539A1 (fr) Batterie à éléments parallélépipédiques contenant une électrode bipolaire
DE112018007342T5 (de) Hybridelektroden und elektrochemische zellen und module, die diese verwenden
DE102014219421A1 (de) Kathode (positive Elektrode) und diese umfassende Lithiumionenbatterie im Zustand vor dem ersten Ladevorgang, Verfahren zur Formation einer Lithiumionenbatterie und Lithiumionenbatterie nach Formation
WO2012139742A1 (fr) Batterie lithium-ion à tension élevée
WO2013017217A1 (fr) Batterie lithium-ion
DE102014226390A1 (de) Kompositanode und diese umfassende Lithiumionenbatterie sowie Verfahren zur Herstellung der Kompositanode
DE102011109137A1 (de) Lithiumionen-Batterie
DE102014226396A1 (de) Kompositkathode und diese umfassende Lithiumionenbatterie sowie Verfahren zur Herstellung der Kompositkathode
DE102009018804A1 (de) Elektrochemische Zelle mit Lithiumtitanat
DE19540845B4 (de) Wiederaufladbare nicht-wäßrige Lithiumbatterie mit schichtartig angeordneten elektrochemischen Zellen
DE102022107902A1 (de) Wiederaufladbare elektrochemische lithiumionen-zellen mit isolierten laschen und verfahren zu deren herstellung
EP4248504A1 (fr) Matériau actif de cathode, et batterie au lithium-ion comprenant ledit matériau actif de cathode
DE102021114599A1 (de) Kondensatorgestützte lithium-schwefel-batterie
DE102021107784A1 (de) Dicke, flexible kathoden für lithiumionen-batterien
DE102020125133A1 (de) Ultrahochleistungs-hybridzellenkonstruktion mit gleichmässiger wärmeverteilung
DE102020111235A1 (de) Lithiumionen-Batterie und Verfahren zur Herstellung einer Lithiumionen-Batterie
DE112020003662T5 (de) Nichtwässriger-elektrolyt-energiespeichervorrichtung, verfahren zum herstellen derselben und energiespeichergerät
DE102020111239A1 (de) Lithiumionen-Batterie und Verfahren zur Herstellung einer Lithiumionen-Batterie
DE102022105203B3 (de) Gelgestützter bipolarer Hochleistungsfestkörperakkumulator
DE102021101050A1 (de) Anodenaktivmaterial und Lithiumionen-Batterie mit dem Anodenaktivmaterial
DE102020132661A1 (de) Kathodenaktivmaterial und Lithiumionen-Batterie mit dem Kathodenaktivmaterial
WO2022022958A1 (fr) Matériau actif de cathode et batterie au lithium-ion comprenant ledit matériau actif de cathode
WO2022022956A1 (fr) Matériau actif de cathode et batterie au lithium-ion comprenant ledit matériau actif de cathode

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20230215

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)