WO2021160222A3 - Elektrode, deren verwendung, akkumulator sowie verfahren zur herstellung einer elektrode - Google Patents

Elektrode, deren verwendung, akkumulator sowie verfahren zur herstellung einer elektrode Download PDF

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Publication number
WO2021160222A3
WO2021160222A3 PCT/DE2021/100137 DE2021100137W WO2021160222A3 WO 2021160222 A3 WO2021160222 A3 WO 2021160222A3 DE 2021100137 W DE2021100137 W DE 2021100137W WO 2021160222 A3 WO2021160222 A3 WO 2021160222A3
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WO
WIPO (PCT)
Prior art keywords
electrode
battery
producing
relates
lithium ion
Prior art date
Application number
PCT/DE2021/100137
Other languages
English (en)
French (fr)
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WO2021160222A2 (de
Inventor
Benedikt STRAUB
John BURSCHIK
Original Assignee
RENA Technologies 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 RENA Technologies GmbH filed Critical RENA Technologies GmbH
Priority to US17/799,135 priority Critical patent/US20230077095A1/en
Priority to KR1020227031407A priority patent/KR20220141330A/ko
Priority to JP2022548401A priority patent/JP2023512730A/ja
Priority to CN202180013453.6A priority patent/CN115066765A/zh
Priority to EP21708916.8A priority patent/EP4104218A2/de
Publication of WO2021160222A2 publication Critical patent/WO2021160222A2/de
Publication of WO2021160222A3 publication Critical patent/WO2021160222A3/de

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    • 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
    • H01M4/1395—Processes of manufacture of electrodes based on metals, Si or alloys
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/38—Electroplating: Baths therefor from solutions of copper
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/12—Semiconductors
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/02—Etching
    • C25F3/12—Etching of semiconducting materials
    • 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
    • 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
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • 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
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/044—Activating, forming or electrochemical attack of the supporting 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
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/044—Activating, forming or electrochemical attack of the supporting material
    • H01M4/0445—Forming after manufacture of the electrode, e.g. first charge, cycling
    • 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
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/045—Electrochemical coating; Electrochemical impregnation
    • 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
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/045—Electrochemical coating; Electrochemical impregnation
    • H01M4/0452—Electrochemical coating; Electrochemical impregnation from solutions
    • 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
    • H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
    • 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
    • H01M4/049—Manufacturing of an active layer by chemical means
    • H01M4/0492—Chemical attack of the support 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134—Electrodes based on metals, Si or alloys
    • 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
    • H01M4/366—Composites as layered products
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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
    • H01M2004/027—Negative electrodes
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Cell Electrode Carriers And Collectors (AREA)

Abstract

Die Erfindung betrifft eine Elektrode (21), insbesondere für einen Lithium-Ionen-Akkuraulator (28a; 28b). Erfindungsgemäß weist die Elektrode (21) wenigstens eine poröse Siliziumschicht (12a, 12b, 12c, 12d) und eine Kupferschicht (15) auf. Ferner betrifft die Erfindung einen Akkumulator (28a; 28b) mit einer solchen Elektrode (21), ein Verfahren zur Herstellung einer solchen Elektrode (21) sowie die Verwendung einer solchen Elektrode (21) in einem Akkumulator (28a; 28b).
PCT/DE2021/100137 2020-02-11 2021-02-11 Elektrode, deren verwendung, akkumulator sowie verfahren zur herstellung einer elektrode WO2021160222A2 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US17/799,135 US20230077095A1 (en) 2020-02-11 2021-02-11 Electrode, use thereof, battery, and process for producing an electrode
KR1020227031407A KR20220141330A (ko) 2020-02-11 2021-02-11 전극，전극의 용도，배터리 및 전극 생산 방법
JP2022548401A JP2023512730A (ja) 2020-02-11 2021-02-11 電極、その使用、電池、及び電極を製造するプロセス
CN202180013453.6A CN115066765A (zh) 2020-02-11 2021-02-11 电极、其用途、电池和生产电极的方法
EP21708916.8A EP4104218A2 (de) 2020-02-11 2021-02-11 Elektrode, deren verwendung, akkumulator sowie verfahren zur herstellung einer elektrode

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020103531.4 2020-02-11
DE102020103531.4A DE102020103531A1 (de) 2020-02-11 2020-02-11 Elektrode, deren Verwendung, Akkumulator sowie Verfahren zur Herstellung einer Elektrode

Publications (2)

Publication Number Publication Date
WO2021160222A2 WO2021160222A2 (de) 2021-08-19
WO2021160222A3 true WO2021160222A3 (de) 2021-10-07

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PCT/DE2021/100137 WO2021160222A2 (de) 2020-02-11 2021-02-11 Elektrode, deren verwendung, akkumulator sowie verfahren zur herstellung einer elektrode

Country Status (8)

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US (1) US20230077095A1 (de)
EP (1) EP4104218A2 (de)
JP (1) JP2023512730A (de)
KR (1) KR20220141330A (de)
CN (1) CN115066765A (de)
DE (1) DE102020103531A1 (de)
TW (1) TW202131541A (de)
WO (1) WO2021160222A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023016607A1 (de) * 2021-08-11 2023-02-16 RENA Technologies GmbH Elektrode, akkumulator sowie herstellungsverfahren
EP4379843A1 (de) * 2022-05-24 2024-06-05 LG Chem, Ltd. Elektrode für lithiumsekundärbatterie, herstellungsverfahren dafür und lithiumsekundärbatterie damit

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009008152A1 (de) * 2009-02-09 2010-08-19 Nb Technologies Gmbh Siliziumsolarzelle
WO2018145699A2 (de) * 2017-02-09 2018-08-16 RENA Technologies GmbH Verfahren zum texturieren einer oberfläche eines halbleitermaterials sowie vorrichtung zur durchführung des verfahrens

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009035745A1 (de) 2009-08-01 2011-02-17 Christian-Albrechts-Universität Zu Kiel Elektrode für Lithium-Ionen Akkumulatoren
US20150364754A1 (en) 2014-05-22 2015-12-17 Paideia LLC Silicene nanocomposite anode for lithium ion battery
DE102015120879A1 (de) 2015-12-02 2017-06-08 Institut Für Solarenergieforschung Gmbh Verfahren zum Herstellen einer Silizium-basierten porösen Elektrode für eine Batterie, insbesondere Lithium-Ionen-Batterie

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009008152A1 (de) * 2009-02-09 2010-08-19 Nb Technologies Gmbh Siliziumsolarzelle
WO2018145699A2 (de) * 2017-02-09 2018-08-16 RENA Technologies GmbH Verfahren zum texturieren einer oberfläche eines halbleitermaterials sowie vorrichtung zur durchführung des verfahrens

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CHENG HUA ET AL: "Periodic porous silicon thin films with interconnected channels as durable anode materials for lithium ion batteries", MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER SA, SWITZERLAND, TAIWAN, REPUBLIC OF CHINA, vol. 144, no. 1, 7 January 2014 (2014-01-07), pages 25 - 30, XP028829159, ISSN: 0254-0584, DOI: 10.1016/J.MATCHEMPHYS.2013.12.003 *
ROLF BRENDEL ET AL: "Textured monocrystalline thin-film Si cells from the porous silicon (PSI) process", PROGRESS IN PHOTOVOLTAICS: RESEARCH AND APPLICATIONS, JOHN WILEY & SONS, LTD, vol. 9, no. 3, 24 May 2001 (2001-05-24), pages 217 - 221, XP002689724, ISSN: 1062-7995, [retrieved on 20010524], DOI: 10.1002/PIP.377 *

Also Published As

Publication number Publication date
JP2023512730A (ja) 2023-03-28
EP4104218A2 (de) 2022-12-21
US20230077095A1 (en) 2023-03-09
CN115066765A (zh) 2022-09-16
KR20220141330A (ko) 2022-10-19
WO2021160222A2 (de) 2021-08-19
DE102020103531A1 (de) 2021-08-12
TW202131541A (zh) 2021-08-16

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