BR112019006055A2 - pasta fluida de cátodo, eletrodo positivo, e, bateria de íon de lítio - Google Patents

pasta fluida de cátodo, eletrodo positivo, e, bateria de íon de lítio

Info

Publication number
BR112019006055A2
BR112019006055A2 BR112019006055A BR112019006055A BR112019006055A2 BR 112019006055 A2 BR112019006055 A2 BR 112019006055A2 BR 112019006055 A BR112019006055 A BR 112019006055A BR 112019006055 A BR112019006055 A BR 112019006055A BR 112019006055 A2 BR112019006055 A2 BR 112019006055A2
Authority
BR
Brazil
Prior art keywords
lithium ion
ion battery
cathode
cathode slurry
slurry
Prior art date
Application number
BR112019006055A
Other languages
English (en)
Inventor
Piu Ho Kam
Wang Ranshi
Shen Peihua
Original Assignee
Grst International Limited
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 Grst International Limited filed Critical Grst International Limited
Publication of BR112019006055A2 publication Critical patent/BR112019006055A2/pt

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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
    • 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
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • 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
    • H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • 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
    • H01M4/625—Carbon or graphite
    • 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
    • H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • 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
    • 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

Abstract

é aqui provida uma pasta fluida de cátodo de bateria de íon de lítio, compreendendo: um material de cátodo ativo, um agente condutivo, um material aglutinante, e um solvente, em que o material de cátodo ativo tem um tamanho de partícula d50 na faixa de cerca de 10 µm a cerca de 50 µm, e em que a pasta fluida revestida sobre um coletor de corrente tendo uma espessura de filme úmido de cerca de 100 µm tem um tempo de secagem de cerca de 5 minutos ou menos sob um ambiente tendo uma temperatura de cerca de 60°c a cerca de 90°c e uma umidade relativa de cerca de 25% a cerca de 40%. a pasta fluida de cátodo aqui descrita tem dispersão de ingrediente homogênea e capacidade de secagem rápida para fabricar uma bateria de íon de lítio com alta qualidade e desempenho consistente. além disso, estas propriedades da pasta fluida de cátodo aumentam a produtividade e reduzem o custo de fabricação das baterias de íon de lítio.
BR112019006055A 2016-10-11 2017-09-29 pasta fluida de cátodo, eletrodo positivo, e, bateria de íon de lítio BR112019006055A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662406402P 2016-10-11 2016-10-11
PCT/CN2017/104239 WO2018068662A1 (en) 2016-10-11 2017-09-29 Cathode slurry for lithium ion battery

Publications (1)

Publication Number Publication Date
BR112019006055A2 true BR112019006055A2 (pt) 2019-06-18

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Country Status (16)

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US (1) US10868308B2 (pt)
EP (1) EP3526844B1 (pt)
JP (1) JP7027413B2 (pt)
KR (1) KR102472912B1 (pt)
CN (1) CN109891637B (pt)
AU (1) AU2017344174B2 (pt)
BR (1) BR112019006055A2 (pt)
CA (1) CA3037214C (pt)
DK (1) DK3526844T3 (pt)
ES (1) ES2877221T3 (pt)
MX (1) MX2019004063A (pt)
MY (1) MY191109A (pt)
PL (1) PL3526844T3 (pt)
SG (1) SG11202000089TA (pt)
TW (1) TW201820688A (pt)
WO (1) WO2018068662A1 (pt)

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Also Published As

Publication number Publication date
EP3526844A4 (en) 2020-05-06
SG11202000089TA (en) 2020-02-27
JP2019530964A (ja) 2019-10-24
MX2019004063A (es) 2019-08-05
US20190157681A1 (en) 2019-05-23
CA3037214C (en) 2022-01-04
WO2018068662A1 (en) 2018-04-19
AU2017344174B2 (en) 2021-10-07
ES2877221T3 (es) 2021-11-16
KR102472912B1 (ko) 2022-11-30
JP7027413B2 (ja) 2022-03-01
KR20190061011A (ko) 2019-06-04
AU2017344174A1 (en) 2019-05-02
CN109891637A (zh) 2019-06-14
DK3526844T3 (da) 2021-07-26
MY191109A (en) 2022-05-30
CN109891637B (zh) 2022-08-09
US10868308B2 (en) 2020-12-15
CA3037214A1 (en) 2018-04-19
EP3526844A1 (en) 2019-08-21
EP3526844B1 (en) 2021-06-09
PL3526844T3 (pl) 2021-12-20
TW201820688A (zh) 2018-06-01

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