SG11201504566VA - Combined electrochemical and chemical etching processes for generation of porous silicon particulates - Google Patents

Combined electrochemical and chemical etching processes for generation of porous silicon particulates

Info

Publication number
SG11201504566VA
SG11201504566VA SG11201504566VA SG11201504566VA SG11201504566VA SG 11201504566V A SG11201504566V A SG 11201504566VA SG 11201504566V A SG11201504566V A SG 11201504566VA SG 11201504566V A SG11201504566V A SG 11201504566VA SG 11201504566V A SG11201504566V A SG 11201504566VA
Authority
SG
Singapore
Prior art keywords
generation
chemical etching
porous silicon
etching processes
silicon particulates
Prior art date
Application number
SG11201504566VA
Inventor
Sibani L Biswal
Michael S Wong
Madhuri Thakur
Steven L Sinsabaugh
Original Assignee
Univ Rice William M
Lockheed Corp
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 Univ Rice William M, Lockheed Corp filed Critical Univ Rice William M
Publication of SG11201504566VA publication Critical patent/SG11201504566VA/en

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
    • H01M4/13—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
    • 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
    • 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
    • H01M4/13—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
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • 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
    • H01M4/621—Binders
    • H01M4/622—Binders being 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/626—Metals
    • 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
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/16—Pore diameter
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/133—Renewable energy sources, e.g. sunlight

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Silicon Compounds (AREA)
  • Composite Materials (AREA)
  • Weting (AREA)
SG11201504566VA 2013-01-07 2014-01-07 Combined electrochemical and chemical etching processes for generation of porous silicon particulates SG11201504566VA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361749636P 2013-01-07 2013-01-07
PCT/US2014/010438 WO2014107704A1 (en) 2013-01-07 2014-01-07 Combined electrochemical and chemical etching processes for generation of porous silicon particulates

Publications (1)

Publication Number Publication Date
SG11201504566VA true SG11201504566VA (en) 2015-07-30

Family

ID=51061193

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201504566VA SG11201504566VA (en) 2013-01-07 2014-01-07 Combined electrochemical and chemical etching processes for generation of porous silicon particulates

Country Status (9)

Country Link
US (2) US20140193711A1 (en)
EP (1) EP2941783A4 (en)
JP (1) JP2016510360A (en)
KR (1) KR20150104590A (en)
CN (1) CN105264654A (en)
BR (1) BR112015016296A2 (en)
SG (1) SG11201504566VA (en)
TW (1) TWI625885B (en)
WO (1) WO2014107704A1 (en)

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GB2492167C (en) 2011-06-24 2018-12-05 Nexeon Ltd Structured particles
KR20140128379A (en) 2012-01-30 2014-11-05 넥세온 엘티디 Composition of si/c electro active material
GB2499984B (en) 2012-02-28 2014-08-06 Nexeon Ltd Composite particles comprising a removable filler
GB2502625B (en) 2012-06-06 2015-07-29 Nexeon Ltd Method of forming silicon
GB2507535B (en) 2012-11-02 2015-07-15 Nexeon Ltd Multilayer electrode
US20150372294A1 (en) * 2013-01-29 2015-12-24 Sanyo Electric Co., Ltd. Negative electrode active material for nonaqueous electrolyte secondary battery, negative electrode for nonaqueous electrolyte secondary battery using negative electrode active material, and nonaqueous electrolyte secondary battery using negative electrode
KR101567203B1 (en) 2014-04-09 2015-11-09 (주)오렌지파워 Negative electrode material for rechargeable battery and method of fabricating the same
KR101604352B1 (en) 2014-04-22 2016-03-18 (주)오렌지파워 Negative electrode active material and rechargeable battery having the same
GB2529410A (en) * 2014-08-18 2016-02-24 Nexeon Ltd Electroactive materials for metal-ion batteries
GB2529411A (en) * 2014-08-18 2016-02-24 Nexeon Ltd Electroactive materials for metal-ion batteries
US20170317225A1 (en) * 2014-12-10 2017-11-02 Applied Materials, Inc. System and method for all wrap around porous silicon formation
GB2533161C (en) 2014-12-12 2019-07-24 Nexeon Ltd Electrodes for metal-ion batteries
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WO2017112772A1 (en) * 2015-12-21 2017-06-29 William Marsh Rice University Electrochemical etching of multiple silicon materials
WO2017112880A1 (en) * 2015-12-22 2017-06-29 William Marsh Rice University Formation of porous silicon materials with copper-containing pores
CN106544720A (en) * 2016-10-26 2017-03-29 湖南文理学院 A kind of new method for improving porous silicon longitudinal direction physical arrangement uniformity
CN107140641B (en) * 2017-05-09 2019-05-31 武汉科技大学 A method of three-dimensional porous silicon is prepared by raw material of silicate glass
CN107768645B (en) * 2017-11-28 2020-07-14 吉林大学 Porous nitrogen-doped carbon nanosheet composite negative electrode material and preparation method thereof
CN110294454A (en) * 2019-05-22 2019-10-01 江苏大学 The macro hole silicon structure of resistance p-type and its fast preparation method in a kind of high-aspect-ratio
CN110240118A (en) * 2019-05-22 2019-09-17 江苏大学 A kind of higher middle resistance p-type porous silicon film of porosity and its fast preparation method
CN110331427B (en) * 2019-06-10 2021-04-20 江苏大学 Porous silicon-silver nano dendrite structure and preparation method thereof
CN111403694A (en) * 2019-08-22 2020-07-10 杭州师范大学 Preparation method of carbon-coated porous silicon negative electrode material
EP3979392A4 (en) * 2020-08-04 2022-08-03 Ningde Amperex Technology Limited Electronic device, charging method for electrochemical device, terminal and storage medium
CN113638035A (en) * 2021-07-09 2021-11-12 江苏大学 Porous silicon-silver nano dendrite particle, preparation method thereof and SERS detection method

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Also Published As

Publication number Publication date
TWI625885B (en) 2018-06-01
JP2016510360A (en) 2016-04-07
US9947918B2 (en) 2018-04-17
TW201438326A (en) 2014-10-01
EP2941783A1 (en) 2015-11-11
US20140193711A1 (en) 2014-07-10
WO2014107704A1 (en) 2014-07-10
BR112015016296A2 (en) 2017-07-11
EP2941783A4 (en) 2016-07-13
US20160293935A1 (en) 2016-10-06
KR20150104590A (en) 2015-09-15
CN105264654A (en) 2016-01-20

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