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PL444804A1 - Nanocomposite especially for use in anode materials of Li-ion batteries - Google Patents

Nanocomposite especially for use in anode materials of Li-ion batteries

Info

Publication number
PL444804A1
PL444804A1 PL444804A PL44480423A PL444804A1 PL 444804 A1 PL444804 A1 PL 444804A1 PL 444804 A PL444804 A PL 444804A PL 44480423 A PL44480423 A PL 44480423A PL 444804 A1 PL444804 A1 PL 444804A1
Authority
PL
Poland
Prior art keywords
nanocomposite
ion batteries
anode materials
purity
weight
Prior art date
Application number
PL444804A
Other languages
Polish (pl)
Inventor
Magdalena Balik
Bartosz Bucholc
Ilona Acznik
Łukasz KACZMAREK
Tomasz Warga
Piotr Zawadzki
Piotr Kosobudzki
Original Assignee
Politechnika Łódzka
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 Politechnika Łódzka filed Critical Politechnika Łódzka
Priority to PL444804A priority Critical patent/PL444804A1/en
Publication of PL444804A1 publication Critical patent/PL444804A1/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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • 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
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • 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

Landscapes

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

Abstract

Przedmiotem zgłoszenia jest nanokompozyt zwłaszcza do zastosowania w materiałach anodowych baterii Li-jonowych, który charakteryzuje się tym, że stanowi go nanoproszek krzemowy w postaci polikrystalicznych, sferoidalnych cząsteczek o średnicy 10 ÷ 40 nm, czystości ≥99,5%, zakotwiczony w strukturze zredukowanego tlenku grafenu w postaci płatków o średniej grubości w zakresie 0,1 - 50 nm i czystości co najmniej 99,6% w ilości 1% - 20% wagowych w stosunku do masy tlenku grafenu.The subject of the application is a nanocomposite, especially for use in anode materials of Li-ion batteries, which is characterized in that it is a silicon nanopowder in the form of polycrystalline, spheroidal particles with a diameter of 10 ÷ 40 nm, purity of ≥99.5%, anchored in the structure of reduced graphene oxide in the form of flakes with an average thickness in the range of 0.1 - 50 nm and purity of at least 99.6% in an amount of 1% - 20% by weight in relation to the weight of graphene oxide.

PL444804A 2023-05-09 2023-05-09 Nanocomposite especially for use in anode materials of Li-ion batteries PL444804A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL444804A PL444804A1 (en) 2023-05-09 2023-05-09 Nanocomposite especially for use in anode materials of Li-ion batteries

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL444804A PL444804A1 (en) 2023-05-09 2023-05-09 Nanocomposite especially for use in anode materials of Li-ion batteries

Publications (1)

Publication Number Publication Date
PL444804A1 true PL444804A1 (en) 2024-11-12

Family

ID=93432751

Family Applications (1)

Application Number Title Priority Date Filing Date
PL444804A PL444804A1 (en) 2023-05-09 2023-05-09 Nanocomposite especially for use in anode materials of Li-ion batteries

Country Status (1)

Country Link
PL (1) PL444804A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102306757B (en) * 2011-08-26 2014-07-02 上海交通大学 Silicon graphene composite anode material of lithium ion battery and preparation method of silicon graphene composite anode material
WO2015010437A1 (en) * 2013-07-20 2015-01-29 深圳粤网节能技术服务有限公司 A nano silicon/graphene lithium ion battery cathode material and preparation method thereof
CN108598391A (en) * 2017-12-30 2018-09-28 湖南中科星城石墨有限公司 A kind of nano silicon composite cathode material for lithium ion battery
CN110323440A (en) * 2019-07-08 2019-10-11 中南大学 A kind of preparation method of graphene/carbon-silicon nano composite anode material

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102306757B (en) * 2011-08-26 2014-07-02 上海交通大学 Silicon graphene composite anode material of lithium ion battery and preparation method of silicon graphene composite anode material
WO2015010437A1 (en) * 2013-07-20 2015-01-29 深圳粤网节能技术服务有限公司 A nano silicon/graphene lithium ion battery cathode material and preparation method thereof
CN108598391A (en) * 2017-12-30 2018-09-28 湖南中科星城石墨有限公司 A kind of nano silicon composite cathode material for lithium ion battery
CN110323440A (en) * 2019-07-08 2019-10-11 中南大学 A kind of preparation method of graphene/carbon-silicon nano composite anode material

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