EP3087631A1 - Électrodes pour dispositifs accumulateurs d'énergie - Google Patents

Électrodes pour dispositifs accumulateurs d'énergie

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Publication number
EP3087631A1
EP3087631A1 EP14820873.9A EP14820873A EP3087631A1 EP 3087631 A1 EP3087631 A1 EP 3087631A1 EP 14820873 A EP14820873 A EP 14820873A EP 3087631 A1 EP3087631 A1 EP 3087631A1
Authority
EP
European Patent Office
Prior art keywords
group
formulas
cations
atom
electrodes
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.)
Withdrawn
Application number
EP14820873.9A
Other languages
German (de)
English (en)
Inventor
Roland Martin
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Priority to EP14820873.9A priority Critical patent/EP3087631A1/fr
Publication of EP3087631A1 publication Critical patent/EP3087631A1/fr
Withdrawn legal-status Critical Current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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • 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
    • H01G11/30—Electrodes characterised by their material
    • H01G11/48—Conductive polymers
    • 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
    • H01G11/30—Electrodes characterised by their material
    • H01G11/50—Electrodes characterised by their material specially adapted for lithium-ion capacitors, e.g. for lithium-doping or for intercalation
    • 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
    • H01M4/137—Electrodes based on electro-active polymers
    • 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
    • H01M4/60—Selection of substances as active materials, active masses, active liquids of organic compounds
    • H01M4/602—Polymers
    • H01M4/606—Polymers containing aromatic main chain polymers
    • H01M4/608—Polymers containing aromatic main chain polymers containing heterocyclic rings
    • 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
    • H01G11/04—Hybrid capacitors
    • H01G11/06—Hybrid capacitors with one of the electrodes allowing ions to be reversibly doped thereinto, e.g. lithium ion capacitors [LIC]
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Definitions

  • Electrodes for energy storage devices are Electrodes for energy storage devices
  • the present invention relates to a material for an energy storage device and the use of said material in electrodes of energy storage systems.
  • the present invention relates to a material for an energy storage device and the use of said material in electrodes of energy storage systems.
  • Lithium-ion batteries are especially interesting if a high energy density is required. They are used in mobile phones, laptops, tablets, digital cameras, electric vehicles, hybrid vehicles and many more applications.
  • a rechargeable or so-called secondary lithium-ion battery comprises
  • Electrodes comprising an organic intercalating material which have a sufficiently high energy density. Such electrodes could present an alternative to inorganic batteries.
  • a third requirement would be a sufficiently high conductivity.
  • Electrodes which are based on materials with, simultaneously, high charge capacity and high operating voltage, enabling high energy density and improved properties regarding cyclability and conductivity.
  • a second object was to provide an energy storage device according to claim 5 comprising electrodes according to claim 1. Such a device benefits from improved properties of electrodes according to the invention.
  • Another object was to provide compounds and polymers according to claim 6 and 9 which are suitable components of materials for electrodes according to claim 1.
  • the present invention relates to electrodes for energy storage devices.
  • Such electrodes comprise at least one compound which is represented by any of the formulas (1 ) to (3) or at least one polymer comprising or consisting of monomeric subunits which are represented by the formulas
  • Cy is a 5- or 6-membered conjugated organic ring or a combination of two or more fused 5- or 6-membered conjugated organic rings, o which is fused through two carbon atoms to the nitrogen
  • - Q is, the same or different at each occurrence, represented by the formulas (4) to (7), wherein Z is independently selected from O, N- CN and C(CN) 2 ,
  • cations independently selected from the group consisting of protons, alkaline metal cations, alkaline earth metal cations, transition metal and rare earth cations, organometallic cations and organic cations are present to ensure that the net charge of the compounds or monomeric subunits is zero or is essentially zero.
  • polymer is intended to cover copolymers as well as
  • a "conjugated organic ring” implies that at least one conjugated bond is comprised within the ring system. "Organic” implies that at least one C-H bond is part of the system. All aromatic systems are conjugated systems and a well know organic aromatic system would be benzene. Conjugated organic ring systems which are not aromatic are also known and one example would be 1 ,3-cyclohexadiene.
  • substituted indicates that the corresponding substituted group has a substituent which is covalently bound by one bond.
  • a substituted group is derived from the corresponding unsubstituted group by replacing at least one hydrogen atom with a substituent. Thus a bound hydrogen atom itself is not considered a substituent.
  • substituteduent group may be used interchangeably with "substituent”.
  • a substituent may be an atom or a group of atoms.
  • substituents are C0-C12 groups and especially preferably substituents are electron withdrawing and/or acidic C0-C6 groups. Acidic corresponds to a pK s ⁇ 5.
  • Electron withdrawing groups herein have higher atom or group
  • substituents include fluorine atoms, chlorine atoms, cyano groups, C(CN)2-groups, nitro groups, fluorinated alkyl groups, heteroaryl groups, sulfonyl groups, sulfonic acid groups, acyl groups, carboxylic acid groups, carboxylic anhydride groups, carboxylic amide groups and carboxylic imide groups.
  • heteroaryl as used herein is an aryl group in which at least one Ch -group, CH-group or carbon atom has been replaced by at least one heteroatom or by a group in such a way that a heteroatom replaces the removed carbon. If all carbon atoms are replaced the resulting group is not considered a heteroaryl group.
  • Heteroaryl groups according to the invention are shown below. Fused bicyclic systems of one of the groups as shown below and pyridine or benzene are preferred heteroaryl groups, too.
  • heteroaryl moieties examples include furan, benzofuran, isobenzofuran, pyrrole, indole, isoindole, thiophene, benzothiophene, imidazole, benzimidazole, purine, pyrazole, indazole, oxazole, benzoxazole, benzisoxazole, thiazole, benzothiazole, pyridine, quinoline, isoquinoline, pyrazine, quinoxaline, acridine, pyrimidine, quinazoline, pyridazine, cinnoline, phthalazine, 1 ,2,3-triazine, 1 ,2,4- triazine, 1 ,3,5-triazine and 1 ,2,4,5-tetrazine.
  • heteroaryl moieties comprise only one or two heteroatoms within a single cycle or a bicyclic system.
  • heteroaryl moieties wherein the chemical bond replaces a hydrogen that has a 1 H-NMR-Shift higher than (downfield of) 7.4 ppm.
  • An alkyl group may be linear or branched.
  • Common alkyl groups include methyl, ethyl, n-propyl, iso-propyl, n-butyl, sec-butyl, iso-butyl, tert-butyl, n- pentyl, sec-pentyl, 3-pentyl, 2-methylbutyl, 3-methylbutyl, 3-methylbut-2-yl, 2-methylbut-2-yl, neo-pentyl, n-hexyl, 2-hexyl; 3-hexyl, 2-methylpentyl, 3- methylpentyl, iso-hexyl, 1 ,1 -dimethylbutyl, 1 ,2-dimethylbutyl, 1 ,3- dimethylbutyl, 2,2-dimethylbutyl, 2,3-dimethylbutyl, 2-ethylbutyl, neo-hexyl, 1 ,1 ,
  • fluorinated alkyl groups wherein the chemical bond between said fluorinated alkyl group and the remaining part of the molecule is connected to a fluorinated carbon within the fluorinated alkyl group.
  • Fluorinated herein is to be understood as substituted with fluorine.
  • Z is preferably N-CN and in a second embodiment Z is preferably C(CN)2. Especially preferred Z is O.
  • the electrode according to claim 1 comprises only Q-units according to formula (4) and thus no cations are needed.
  • Such a preferred embodiment could be a version as sold commercially prior to intercalation of any metals.
  • electrodes according to the invention comprise at least one carbon-based high-surface additive, preferably graphene, to increase conductivity. Preferably less than 20%w, especially preferably less than 10%w, of carbon-based high-surface additives is added.
  • carbon-based high-surface additives is added.
  • graphene connects well through self-adsorption by ⁇ - ⁇ -interactions with the conjugated charge carrier and thus no destruction of sp 2 -centers due to covalent functionalization is necessary.
  • Efficient ⁇ - ⁇ -stacking is believed to be at least partially responsible for a high conductivity, improved cycle rate and lifetime.
  • High- surface additives with a surface >200 m 2 /g are preferred.
  • Cations as described above are preferably independently selected from the group 1 and 2 in the periodic table and particularly preferably are lithium or sodium ions.
  • the net charge of the compounds or monomeric subunits can be essentially zero. This is meant to be understood in such a way, that the compounds within the electrode in their totality essentially are not charged.
  • the term "essentially” reflects the fact that it would not be possible to sustain an absolute neutral state of charge, especially not within an electrode under working conditions. The above mentioned net charge shall not preclude any redox potentials or redox reactions within the electrode.
  • polymers and compounds as described in claim 1 and if present carbon-based high-surface additives according to claim 3 are the main components of intercalating materials within the electrode.
  • polymers and compounds as described in claim 1 are largely responsible for the intercalation of cations, preferably lithium or sodium, and if they are removed intercalation capacities of said electrodes are reduced by more than 60% (if working conditions as specified and suitable for the electrode are applied).
  • the present invention also relates to devices for storage of electric energy comprising at least one electrode according to the invention.
  • Preferred are organic capacitors and batteries, particularly preferably secondary batteries. Especially preferred are also high capacity lithium ion batteries.
  • Preferred uses of said storage of electric energy include, but are not
  • any mobile devices such as smart phones, mobile phones, laptops, tablets, digital cameras, if the comprise an energy source.
  • Particularly preferred are any applications in which inorganic lithium ion batteries are applied up to now and thus a replacement with organic lithium ion batteries is self-evident.
  • the present invention also relates to compounds in accordance with one of the formulas (8) to (15)
  • R2, R2 ' , R3 and R 4 are independently selected from a hydrogen atom or a substituent group or atom,
  • - Ri' is an electron withdrawing substituent selected from a fluorine atom, chlorine atom, cyano group, C(CN)2-group, nitro group, fluorinated alkyl group, heteroaryl group, sulfonyl group, sulfonic acid group, acyl group, carboxylic acid group, carboxylic anhydride group, amide group, ester group or carboxylic imide group,
  • - X is S, SO, SO 2 or O.
  • R' may be H or any organic group and preferably is selected from heteroaryl, aryl, alkenyl, substituted alkyl and especially preferably is an alkyl group.
  • R' is a C1-C6 group or a hydrogen.
  • Ri , R2, R2', R3, R4 is a functional group which can be used in a palladium catalyzed coupling reaction.
  • groups or atoms such as bromine atoms, iodine atoms, organotin groups or boronic ester groups, which can for example be used within a Stille or a Suzuki coupling.
  • Electron withdrawing groups Ri , R2, R2 , R3 and R 4 are preferred as they increase the discharge potential.
  • polymers which comprise or consist of at least one
  • polymers comprising or consisting of a monomeric species according to one of the formulas (1) to (3), wherein that the at least one species of repeating monomeric subunits is represented by one of the formulas (16) to (21 )
  • L is a linking group or a chemical bond.
  • polymers comprising or consisting of a monomeric
  • polymer chain Especially preferred are such polymers if said conjugated system extends over a larger section of the polymer chain, preferably the whole polymer chain.
  • Preferred polymers additionally comprise or consist of subunits according to claim 12 and may replace polymers in electrodes according to claim 1.
  • the linking group L may be a chemical bond or any organic group.
  • Preferred groups for L are C2-C20 alkylene and oligo- oxyalkylene which may be optionally fluorinated.
  • polymers comprise a monomeric species according to one of the formulas (1) to (3) and (16) to (21 ) and at least one second species of repeating monomeric subunits derived from thiophene or furan derivatives. These subunits differ from the monomeric subunits represented by any of the preceding formulas. Preferably they do not comprise a Q-unit.
  • the second species is represented by at least one of the formulas (22) to (27)
  • - R" is a hydrogen or a substituent
  • R" is a hydrogen atom or a substituent group selected from alkyl, oxoalkyi, thioalkyl, or oligooxyalkylene which may be substituted or unsubstituted.
  • An oxoalkyi group is an alkyl group in which a methylene group has been replaced by a carbonyl group.
  • a thioalkyl is defined accordingly with an sulphur instead of an oxygen atom.
  • above compounds or polymers cations are independently selected from the group 1 and 2 in the periodic table and preferably are lithium or sodium ions.
  • an aspect of the present invention is directed to a first method for preparing a compound which is represented by the formula (1 ), (2) or (3)
  • the molar ratios tetrahydroxy-p-benzohydroquinone:(1 '), tetrahydroxy-p-benzohydroquinone:(2') and tetrahydroxy-p- benzohydroquinone:(3') range respectively from about 0.80 to 1.20, from about 1.60 to about 2.40 and from about 2.40 to about 3.60.
  • the molar ratios tetrahydroxy-p-benzohydroquinone:(1 '), tetrahydroxy-p-benzohydroquinone:(2') and tetrahydroxy-p- benzohydroquinone:(3') are substantially equimolar; then, typically, they range respectively from about 0.95 to 1.05, from about 1.90 to about 2.10 and from about 2.85 to about 3.15.
  • the molar ratios tetrahydroxy-p-benzohydroquinone:(1 '), tetrahydroxy-p- benzohydroquinone:(2') and tetrahydroxy-p-benzohydroquinone:(3') are essentially equimolar; then, typically, they range respectively from about 0.99 to 1.01 , from about 1.98 to about 2.02 and from about 2.97 to about 3.03. [0074] Another aspect of the present invention is directed to a second method for preparing a compound which is represented by the formula (1 ), (2) or (3)
  • the molar ratios myo-inositol:(1 '), myo-inositol:(2') and myoinositol: ⁇ ') range respectively from about 0.80 to 1.20, from about 1.60 to about 2.40 and from about 2.40 to about 3.60. More preferably, the molar ratios myo-inositol:(1 '), myo-inositol:(2') and myo-inositol:(3') are substantially equimolar; then, typically, they range respectively from about 0.95 to 1.05, from about 1.90 to about 2.10 and from about 2.85 to about 3.15.
  • the molar ratios myo-inositol:(1 ' myoinositol: ⁇ ') and myo-inositol:(3') are essentially equimolar; then, typically, they range respectively from about 0.99 to 1.01 , from about 1.98 to about 2.02 and from about 2.97 to about 3.03.
  • a polymer comprising or consisting of monomeric subunits which are

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

L'invention concerne un matériau pour un dispositif accumulateur d'énergie et l'utilisation de ce matériau dans des électrodes organiques. En outre, l'invention concerne des composés et des polymères contenus dans ce matériau et des dispositifs accumulateurs d'énergie électrique qui comportent des électrodes organiques selon l'invention.
EP14820873.9A 2013-12-23 2014-12-22 Électrodes pour dispositifs accumulateurs d'énergie Withdrawn EP3087631A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP14820873.9A EP3087631A1 (fr) 2013-12-23 2014-12-22 Électrodes pour dispositifs accumulateurs d'énergie

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13199271.1A EP2887434A1 (fr) 2013-12-23 2013-12-23 Électrodes pour dispositifs de stockage d'énergie
EP14820873.9A EP3087631A1 (fr) 2013-12-23 2014-12-22 Électrodes pour dispositifs accumulateurs d'énergie
PCT/EP2014/079088 WO2015097197A1 (fr) 2013-12-23 2014-12-22 Électrodes pour dispositifs accumulateurs d'énergie

Publications (1)

Publication Number Publication Date
EP3087631A1 true EP3087631A1 (fr) 2016-11-02

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Family Applications (2)

Application Number Title Priority Date Filing Date
EP13199271.1A Pending EP2887434A1 (fr) 2013-12-23 2013-12-23 Électrodes pour dispositifs de stockage d'énergie
EP14820873.9A Withdrawn EP3087631A1 (fr) 2013-12-23 2014-12-22 Électrodes pour dispositifs accumulateurs d'énergie

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP13199271.1A Pending EP2887434A1 (fr) 2013-12-23 2013-12-23 Électrodes pour dispositifs de stockage d'énergie

Country Status (2)

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EP (2) EP2887434A1 (fr)
WO (1) WO2015097197A1 (fr)

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Publication number Priority date Publication date Assignee Title
CN110183602B (zh) * 2019-05-30 2020-09-22 华南理工大学 一种卤素氨基噻吩类抗菌扩链剂及其制备方法与应用
CN112072062B (zh) * 2020-09-04 2023-04-11 西北工业大学 一种用于质子电池的多羰基氮杂稠环材料及其电极的制备方法
JP2022140101A (ja) * 2021-03-12 2022-09-26 ソフトバンク株式会社 二次電池用活物質、二次電池用電極、二次電池及び飛行体
CN118117080B (zh) * 2024-04-29 2024-07-02 北京郅航科技有限公司 一种锂电池用石墨烯复合材料的制备方法

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Publication number Priority date Publication date Assignee Title
CA2223562A1 (fr) 1997-12-02 1999-06-02 Hydro-Quebec Nouveaux materiau d'electrodes derives de composes ioniques poly uinoniques, leurs utilisations comme dans les generateurs electrochimiques
EP2546907B1 (fr) 2010-03-12 2016-11-23 Panasonic Corporation Matière active d'électrode pour dispositif de stockage électrique et dispositif de stockage électrique utilisant cette dernière

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2015097197A1 *

Also Published As

Publication number Publication date
EP2887434A1 (fr) 2015-06-24
WO2015097197A1 (fr) 2015-07-02

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