WO2015018751A1 - Batterie lithium-ion - Google Patents

Batterie lithium-ion Download PDF

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Publication number
WO2015018751A1
WO2015018751A1 PCT/EP2014/066577 EP2014066577W WO2015018751A1 WO 2015018751 A1 WO2015018751 A1 WO 2015018751A1 EP 2014066577 W EP2014066577 W EP 2014066577W WO 2015018751 A1 WO2015018751 A1 WO 2015018751A1
Authority
WO
WIPO (PCT)
Prior art keywords
oxygen
lithium
ion battery
cathode
anode
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
Application number
PCT/EP2014/066577
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German (de)
English (en)
Inventor
Joerg Thielen
Bernd Schumann
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of WO2015018751A1 publication Critical patent/WO2015018751A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
    • 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
    • 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

  • Lithium-ion batteries are used today in a variety of products as energy storage. For example, these can be used as energy storage for electricity from solar cells or wind turbines, in vehicles and
  • Such energy stores are often constructed of a cathode, an anode, a separator and a non-aqueous electrolyte.
  • the selection of the components can have an influence on the performance and the life of the energy storage. The goal of choosing the
  • components may be the enabling of forming a stable electrode protective layer.
  • a protective layer is known for example under the name SEI (Solid Electrolyte Interphase) and can be formed in particular advantageously by the selection of a suitable electrolyte.
  • SEI Solid Electrolyte Interphase
  • additives may be provided which the
  • the subject of the present invention is a lithium-ion battery comprising at least one cell separated from the external environment by a cell housing, wherein inside the cell housing an anode, a cathode, a separator arranged between anode and cathode and an anode and cathode arranged Electrolyte are arranged, being inside the cell housing and in fluid communication with at least one of the anode, the cathode, the separator arranged between the anode and cathode and the anode and cathode arranged between the electrolyte is arranged at least one oxygen scavenger.
  • a lithium-ion battery can be understood as meaning, in particular, such an electrochemical energy store which, during a charging or discharging process, is based in particular on lithium or lithium-ion-based electrochemical energy storage
  • a battery may further comprise both a primary battery, as well as a rechargeable battery, so a
  • an oxygen scavenger may in particular be understood to mean such a component, which is oxygen, in particular gaseous, that is to say molecular, but also oxygen
  • a prescribed lithium-ion battery can make it possible, in a simple and cost-effective manner, to have a particularly safe and reliable battery
  • the lithium-ion battery comprises at least one cell separated from the external environment by a cell housing.
  • the external environment may in particular be the atmosphere surrounding the cell.
  • Arranged in the cell and inside the cell housing are an anode, a cathode, a separator arranged between the anode and cathode, and an anode and cathode and these ionically conducting arranged arranged electrolyte, in understandable to those skilled in the art only one of the components or a plurality of selected or all of the aforementioned components may equally be provided.
  • each of the above-described components can be arranged in a way which is understood by a person skilled in the art only at least partially or completely within the cell housing.
  • the cathode can be, for example, lithium cobalt oxides, lithium manganese oxides, lithium nickel oxides, lithium mixed oxides or other lithium intercalation compounds or lithium insertion compounds as
  • Have active material which may be disposed on an electrode material, for example, and not limited to a metallic material.
  • the anode may include lithium metal, carbon compounds such as graphite, or lithium intercalation compounds or lithium insertion compounds such as suitable titanates or alloys as the active material disposed on an electrode material, for example, and not limited to a metallic material can be.
  • the active material of the electrodes can be present in a manner known per se in a binder, such as polyvinylidene fluoride (PVDF), and further additives, such as conductive additives, can be provided.
  • PVDF polyvinylidene fluoride
  • membranes such as polyolefins, for example polyethylene (PE), polypropylene (PP), polyimides or
  • PVDF Polyvinylidene fluoride
  • the separator material may be functionalized or coated, for example, the
  • the separator is used in a conventional manner to separate the electrodes spatially and electrically within the battery cell from each other.
  • non-aqueous systems As an electrolyte, which in a known manner has the task of producing an ionic conductivity between the electrodes in the interior of the cell, in particular non-aqueous systems can be used.
  • a solution of organic or inorganic salts may be provided in a mixture of one or more organic solvents.
  • suitable solvents are cyclic carbonates, such as ethylene carbonate (EC), propylene carbonate (PC),
  • DMC dimethyl carbonate
  • EMC ethyl methyl carbonate
  • DEC diethyl carbonate
  • MPC methyl propyl carbonate
  • IPMC Isopropylmethylcarbonate
  • BMC butylmethylcarbonate
  • TBMC tertbutylmethylcarbonate
  • EPC ethylpropylcarbonate
  • Carboxylic acid esters such as methyl formate, methyl acetate, methyl propionate, methyl pivalate, ethyl propionate; Ethers, such as tetrahydrofuran, 2-methyl-tetrahydrofuran, 1, 4-dioxane, 1, 3-dioxalane, 1, 2-dimethoxyethane, 1, 2-diethoxyethane; fluorinated ethers and fluorinated esters.
  • lactones such as ⁇ -butyrolactan (GBL) are nitriles such as acetonitrile, propionitrile, ketones, lactams such as N-methylpyrrolidone, or sulfur-containing organic ones
  • Solvents such as dimethyl sulfoxide, sulfolane, methylsulfolane, diethylsulfone suitable.
  • the abovementioned solvents can be used alone or in any combination.
  • the nonaqueous electrolyte systems may further preferably contain an electrolyte salt.
  • an electrolyte salt may, for example, be present in a concentration in a range of greater than or equal to 0.3 mol / l to less than or equal to 2.0 mol / l, for example greater than or equal to 0.5 mol / l to less than or equal to 1.5 mol / l.
  • Suitable electrolyte salts or conductive salts are lithium salts such as LiPF 6 , LiSbF 6 , LiClO 4 , LiBF 4 , LiCF 3 SO 3 , LiAsF 6 , LiN (CF 3 SO 2 ) 2 , LiCF 3 (CF 2 ) 3 SO 3 , LiN (S0 2 C x F 2x + 1 ) 2, LiC (S0 2 C x F 2x + 1 ) 3, where x is in a range between 0 and 19, or LiC 4 B0 8 .
  • the lithium salts such as LiPF 6 , LiSbF 6 , LiClO 4 , LiBF 4 , LiCF 3 SO 3 , LiAsF 6 , LiN (CF 3 SO 2 ) 2 , LiCF 3 (CF 2 ) 3 SO 3 , LiN (S0 2 C x F 2x + 1 ) 2, LiC (S0 2 C x F 2x + 1 ) 3, where x is in a range between 0
  • the aforementioned salts can be used alone or in any combination.
  • one or more additives may be provided in the electrolyte system or in other components of the lithium-ion battery, which are basically not limited in their nature and effect.
  • the additives may serve to form a stable protective layer on the
  • SEI protective layer To enable or to improve electrodes (SEI protective layer).
  • Decomposition products can disrupt the SEI education process.
  • the amount of oxygen formed depending on the material may be sufficient to catalyze in addition to the formation of unwanted pressure in the cell further side reactions such as electrolyte decomposition, or to react with a lithium-containing electrode, in particular anode but also cathode.
  • a prescribed lithium ion battery that is inside the cell case and in direct fluid communication with at least one separator disposed between the anode and the cathode, the anode and the cathode separator and the electrolyte disposed between the anode and the cathode is arranged at least one oxygen scavenger.
  • At least one oxygen scavenger can be arranged on the anode side or preferably on the cathode side. As already stated, serves a
  • Oxygen catcher in particular to oxygen, especially gaseous oxygen, but also oxygen atoms or oxygen radicals, or to bind oxygen ions and thus from the environment
  • An arrangement of at least one oxygen scavenger in fluidic connection to one or more of the aforementioned components may in particular mean that in particular formed gaseous oxygen or other oxygen species, if they are potentially in one of the aforementioned components would be equally reach the oxygen scavenger, so for example, a gas transport or other example, fluidic transport, between the oxygen scavenger and the corresponding component is possible. This can be possible, for example, through an immediate spatial connection.
  • the exact arrangement of the oxygen scavenger can basically be chosen freely, insofar as the above condition is met. However, certain positioning may be particularly advantageous, as explained in detail below.
  • the nature of the oxygen scavenger can basically be freely selected, insofar as the
  • Oxygen catcher is suitable, in particular under the operating conditions of the lithium-ion battery to remove oxygen from the environment or from the interior of the cell or at least significantly reduce the oxygen concentration.
  • only one oxygen scavenger can be provided or a basically arbitrary plurality
  • Oxygen scavengers the position as well as the type of oxygen scavengers in principle for each of the oxygen scavengers used can be freely selectable.
  • Activation of the cell resulting oxygen is bound and thus removed from the environment, whereby, for example, a chemical reaction of oxygen with other cell components, such as components of the
  • Electrolyte can be prevented. This allows the battery to operate in a particularly reliable and long-term stable manner, since oxygen-based undesired and defective side reactions with one or more components of the battery, such as with electrolyte components, can likewise be prevented or at least significantly reduced. Furthermore, in an above-described lithium-ion battery, an impairment of
  • pressure build-up inside the cell can be prevented. This can allow the cell to work very safely because of environmental hazards, such as in the environment of the battery persons, for example by a through a
  • Oxygen-forming overpressure in the cell is prevented or at least significantly reduced. Furthermore, damage or destruction of the cell can be prevented or at least significantly reduced by this overpressure, which can further improve the reliability and longevity of the cell.
  • the oxygen scavenger can be configured to sorb oxygen, that is to adsorb or absorb, in particular selectively, for example, toward argon, a noble gas or nitrogen, or to react chemically with oxygen.
  • oxygen that is to adsorb or absorb, in particular selectively, for example, toward argon, a noble gas or nitrogen, or to react chemically with oxygen.
  • a particularly safe and effective interception of formed, in particular gaseous, or even atomic or free-radically or ionically present oxygen are possible.
  • the oxygen scavenger can be configured to sorb oxygen, that is to adsorb or absorb, in particular selectively, for example, toward argon, a noble gas or nitrogen, or to react chemically with oxygen.
  • the oxygen scavenger may comprise at least one of an oxidisable metal, oxidisable metal oxide, an unsaturated organic compound, in particular a polymeric compound, especially in combination with a catalyst, a zeolite or an antioxidant.
  • pure metal oxides such as pure metal oxides
  • Transition metal oxides, or mixed oxides, such as transition metal mixed oxides, with a valence of less than or equal to 3 are particularly suitable, which can be converted by chemical reaction with the oxygen into a corresponding oxide, such as a mixed oxide, for example, a valence of 4.
  • cerium may be mentioned, which may be present as ceria (CeO x with x less than 2) as oxygen scavenger and is reacted or oxidized with oxygen as to cerium (II) oxide (Ce0 2 ).
  • CeO x with x less than 2 may be preferred because of its high ability to trap oxygen.
  • the corresponding metals or metal oxides of titanium, iron, cobalt, nickel, aluminum, magnesium, tin, chromium or zinc and mixed oxides of these metals with one another or with cerium are likewise particularly preferably suitable.
  • the unsaturated organic compound it may in particular be such an unsaturated compound which has C-C multiple bonds, in particular double bonds.
  • the organic compound may be a monomeric compound, an oligomeric compound or a polymeric compound.
  • Preferred of these oxygen scavengers thus include unsaturated hydrocarbons.
  • monomeric compounds may be terpenes.
  • polymeric compounds include, but are not limited to, polydienes such as
  • Polybutadiene such as ice and trans 1, 2- or 1, 4-polybutadienes, polyisoprenes, especially trans-polyisoprene, or copolymers thereof, such as styrene-butadiene copolymers.
  • polyethylenes such as polypentenamer, polyoctenamer, polycyclohexenes and polymers from cyclic olefin metathesis, as well as diene oligomers, such as norbornadiene, 5-ethylidene-2-norbornene, or vinylcyclohexenes.
  • Functionalizations of the unsaturated hydrocarbons for example with oxygen-containing side chains, may be advantageous for improving the physicochemical properties.
  • the organic compound can be ion-conducting or porous and sufficiently permeable in order to influence the operation of the lithium-ion battery as slightly as possible.
  • catalysts can be added to organic as well as polymeric compounds. Examples of such
  • Catalysts include, for example, transition metal catalysts, in the form of the pure metal, as a salt, as a complex or chelate of the (transition) metal, which can accelerate the oxidative process, with nickel, manganese (II or III), and cobalt (II or III ) Catalysts are exemplified here.
  • transition metals of the first, second or third transition series of the Periodic Table of the Elements are suitable, the catalysts not being restricted to such examples.
  • metals or metal oxides described above, such as cerium or cerium oxide or else iron or iron oxide can be incorporated into the organic compounds, in particular into the polymers, in order to accelerate the oxidative process.
  • antioxidants are also advantageously suitable for binding oxygen formed and thus from the environment or from the environment
  • antioxidants include, for example, BHT (2,6-di-tert-butyl-cresol), ascorbates, or triphenyl phosphite.
  • BHT 2,6-di-tert-butyl-cresol
  • ascorbates or triphenyl phosphite.
  • triphenyl phosphite These substances, like the other abovementioned oxygen scavengers, in particular in a combination of different oxygen scavengers, serve in addition to the actual function of suppressing or delaying the degradation of the oxygen scavenger prior to the use according to the invention, for example during electrode production.
  • Under an antioxidant can in a conventional manner, in particular a
  • Radical scavengers are understood, which binds the oxygen radicals occurring in an oxidation reaction and thus can prevent or at least significantly reduce an oxidation reaction.
  • At least one oxygen scavenger can be integrated into an electrode.
  • the oxygen scavenger can be integrated into a cathode, but also an anode.
  • the oxygen scavenger can be present embedded in pores of the electrode or in particular of the electrode material as a carrier for the active material.
  • the Oxygen scavengers thus unfold their effect in a place in whose immediate vicinity active material is present.
  • the oxygen scavenger can be involved in a suitable manner in the manufacturing process of the electrode.
  • the oxygen scavenger can be an oxidizable compound as described above, in particular an oxidisable metal oxide, or an organic, in particular polymeric, compound. It can be applied to the electrode itself or into the pores of the electrode before the electrode is installed in the cell in the form of a coating process, or as a coating directly onto the same and before processing of the active material as follows whose pores are applied.
  • the oxygen scavenger can be homogeneously integrated into the electrode active material or as a coating of the
  • At least one oxygen scavenger can be arranged in or integrated into the electrode active material of the cathode.
  • the oxygen scavenger can be integrated into the production process of the active material and protect as a coating or homogeneously in the interior of the active material, such as by a chemical reaction with the oxygen formed, the cell materials, in particular those in the interior of the active material
  • resulting or exiting oxygen for example, completely binds by a chemical reaction.
  • This can be realizable by a reaction of the oxygen with the oxygen scavenger. This can prevent the oxygen formed in the active material from entering the space of the electrode or the cell.
  • the oxygen scavenger can be introduced into the active material slurry directly or in the form of a suitably functionalized binder, such as based on polyvinylidene fluoride (PVDF), for example during the production of the electrode and so embedded in the electrode.
  • PVDF polyvinylidene fluoride
  • Oxygen scavenger is an oxidizable compound as described above, an oxidizable metal oxide, or an organic compound which is present approximately in side chains of the binder material or otherwise connected to the binder.
  • the organic or in particular the polymeric compound as an oxygen scavenger this itself can be partially
  • the oxygen scavenger can be distributed very homogeneously in the electrode by adding it to the slurry during the production process of the electrode.
  • a combination with transition metal catalysts according to the invention is conducive to the above-described oxygen-binding mode of operation.
  • oxygen scavenger may be used as a coating
  • Such an oxygen scavenger can thus be present protectively on the active material particles and, for example, have a protective effect by a chemical reaction with the oxygen.
  • a chemical reaction with the oxygen it is possible to cause the oxygen developed or emerging in the electrodes inside the active material particles to become completely bound, so that the oxygen can no longer enter the space of the electrode or cell from the active material particles.
  • a previously described organic or polymeric substance can be used here.
  • At least one oxygen scavenger can be present as an inner coating of the cell housing.
  • trapping of oxygen formed or an oxygen species formed independently of the position of the emergence can be realized in particular when the entire or at least a majority of the inner housing is coated with a layer having the oxygen scavenger.
  • a particularly simple coating of this kind can be made possible if the coating has an organic or polymeric material configured as described above.
  • at least one oxygen scavenger can be integrated in the separator.
  • the oxygen scavenger may be present in or on the separator.
  • the separator the separator.
  • Oxygen scavengers for example, be present as a coating on the separator and / or arranged approximately on the anode side or in particular on the cathode side.
  • the oxygen scavenger again for example by a chemical reaction and at a location not directly on an electrode, protectively intervene, so that formed in the interior of the active material oxygen chemically binds completely, so that the oxygen trigger no further oxidation processes and / or catalyze can.
  • the oxygen scavenger for example in the form of an organic, for example polymeric, compound is present as a copolymer mixed with the actual separator material or even as this is carried out.
  • the separator can be configured in multiple layers.
  • the separator can be carried out in three layers, wherein a layer having the oxygen scavenger can be surrounded by two conventional separator layers.
  • At least zeolite material or a molecular sieve can be present in the interior of the cell.
  • the zeolite material may be an approximately modified alumino-phosphate or alumino-silicate having a cavity-containing framework structure.
  • the zeolite material can serve, for example, itself as an oxygen scavenger, or a
  • Oxygen scavenger can be bound or integrated in the zeolite material or in its pores.
  • the nature of the oxygen scavenger may in principle be freely selectable, although examples with unsaturated organic substances, including polymers, can preferably be arranged on zeolites. This can be realized, for example, by introducing the substances into the pores of the zeolites, where they are immobilized, for example because of interactions, in particular by the adsorption capacity of zeolites known to those skilled in the art.
  • oxygen scavengers described above such as for the oxidizable compounds, such as metals or metal oxides.
  • the zeolites or the organic substances for themselves can then for example in a Polymer or introduced into the slurry, for example, in the
  • Electrode to be arranged.
  • At least one oxygen scavenger can be present at an opening and / or at a connection position of the housing. In this embodiment, with the oxygen scavenger
  • openings or connection positions such as
  • connection points or connecting lines of the cell housing for example, coated and sealed so that even penetration of very small amounts of atmospheric oxygen at these critical points from the outside into the cell can be excluded.
  • a connection position may include, for example, a sealed seam or a position at which different parts of the housing are joined together.
  • An opening of the housing may for example be an arrester version.
  • in this embodiment may be an organic, such as polymeric, execution of the oxygen scavenger be preferred because they allow a particularly simple sealing of the openings or connection positions.
  • Embodiment can thus be achieved a multi-functional design, in which not only oxygen but also further potentially harmful
  • Substances from the environment or from the cell interior, ie from the area within the cell housing, can be removed.
  • exemplary as another potentially harmful substance which may occur during operation of a lithium-ion battery, for example, to mention hydrogen fluoride (HF).
  • HF hydrogen fluoride
  • correspondingly effective nucleophilic groups, such as nitrogen bases, can be incorporated into a backbone or side chain of a polymer
  • Oxygen scavenger be incorporated.
  • Phosphazene units in the polymer are also conceivable as HF scavengers.
  • At least one oxygen scavenger can be immobilized on an inert support structure, in particular wherein the support structure is designed in the form of a mat, a roll, a fleece or a bag.
  • An inert support structure is made of a material configured, which is not active on the loading or
  • a mat is also a planar porous structure of a certain thickness that can be flexibly mounted in the cell in an otherwise unfilled space.
  • a role can be
  • a tubular structure which may be configured as a curved mat about.
  • a structure may be referred to as a bag, which represents a porous system but closed with respect to leakage of the oxygen scavenger.
  • a nonwoven fabric is a structure consisting of fibers passing through a web
  • Woven or braided structures can also be used to contain the oxygen scavenging particles.
  • an amount of active oxygen scavenging particles can be rolled in a layer and sealed at the ends.
  • the active material can be stored, for example, as granules in a bag which is closed.
  • the oxygen scavenger can in turn be arranged inside the cell.
  • the oxygen scavenger can protect, for example, by a chemical reaction in a place where no
  • Electrode material is by chemically completely binds the resulting inside the active material or exiting oxygen, which dissolves in the electrolyte, so that the oxygen can trigger any further oxidation processes and / or catalyze.
  • the oxygen scavenger may also be mounted in the part of the cell which is filled with electrolyte and where there is no electrode coil.
  • the support structure may be located at the bottom of the cell and secured with clamping sheets or on the winding body so that it can not rupture. In principle, all oxygen scavengers can be used in this bag.

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  • 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)
  • Secondary Cells (AREA)

Abstract

La présente invention concerne une batterie lithium-ion, présentant au moins une cellule séparée de l'environnement extérieur par un boîtier de cellule. Une anode, une cathode, un séparateur disposé entre l'anode et la cathode et un électrolyte disposé entre l'anode et la cathode sont disposés à l'intérieur du boîtier de cellule et au moins un capteur d'oxygène est disposé à l'intérieur du boîtier de cellule et en communication fluidique avec au moins un de l'anode, de la cathode, du séparateur disposé entre l'anode et la cathode et de l'électrolyte disposé entre l'anode et la cathode. Une telle batterie lithium-ion peut permettre de manière simple et à peu de frais un travail particulièrement fiable et stable à long terme.
PCT/EP2014/066577 2013-08-09 2014-08-01 Batterie lithium-ion Ceased WO2015018751A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013215732.0A DE102013215732A1 (de) 2013-08-09 2013-08-09 Lithium-Ionen-Batterie
DE102013215732.0 2013-08-09

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Publication Number Publication Date
WO2015018751A1 true WO2015018751A1 (fr) 2015-02-12

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WO (1) WO2015018751A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018209933A1 (de) * 2018-06-20 2019-12-24 Robert Bosch Gmbh Schadstoffbindender Elektrolyt für elektrochemische Zellen
DE102019212014A1 (de) * 2019-08-09 2021-02-11 Volkswagen Ag Verfahren zur Herstellung eines Schichtsystems einer Batteriezelle

Citations (7)

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EP0075132A1 (fr) * 1981-09-15 1983-03-30 VARTA Batterie Aktiengesellschaft Elément galvanique à "getter" intégré
JPH07220698A (ja) * 1994-02-07 1995-08-18 Tdk Corp 積層型リチウムニ次電池
US20080003493A1 (en) * 2005-09-06 2008-01-03 Bates John B Getters for thin film battery hermetic package
US20090181295A1 (en) * 2005-09-22 2009-07-16 Mitsubishi Plastics, Inc. Method for producing porous laminate and porous laminate
US20100183914A1 (en) * 2007-06-05 2010-07-22 Luca Toia Rechargeable lithium batteries comprising means for the sorption of harmful substances in the form of a multilayer polymeric sheet
US20110143204A1 (en) * 2010-10-04 2011-06-16 Ford Global Technologies, Llc Lithium-Containing Electrode Material for Electrochemical Cell Systems
WO2013052494A1 (fr) * 2011-10-03 2013-04-11 A123 Systems, Inc. Matières de cathode comprenant un composé d'absorption d'oxygène et un composé de stockage d'ions

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Publication number Priority date Publication date Assignee Title
EP0075132A1 (fr) * 1981-09-15 1983-03-30 VARTA Batterie Aktiengesellschaft Elément galvanique à "getter" intégré
JPH07220698A (ja) * 1994-02-07 1995-08-18 Tdk Corp 積層型リチウムニ次電池
US20080003493A1 (en) * 2005-09-06 2008-01-03 Bates John B Getters for thin film battery hermetic package
US20090181295A1 (en) * 2005-09-22 2009-07-16 Mitsubishi Plastics, Inc. Method for producing porous laminate and porous laminate
US20100183914A1 (en) * 2007-06-05 2010-07-22 Luca Toia Rechargeable lithium batteries comprising means for the sorption of harmful substances in the form of a multilayer polymeric sheet
US20110143204A1 (en) * 2010-10-04 2011-06-16 Ford Global Technologies, Llc Lithium-Containing Electrode Material for Electrochemical Cell Systems
WO2013052494A1 (fr) * 2011-10-03 2013-04-11 A123 Systems, Inc. Matières de cathode comprenant un composé d'absorption d'oxygène et un composé de stockage d'ions

Non-Patent Citations (1)

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Title
M. M. THACKERAY ET AL., J. MATER. CHEM., vol. 17, 2007, pages 3112

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