Silicon Based Electrode Formulations for Lithium-ion Batteries and Method for Obtaining It

An electrode assembly for a rechargeable Li-ion battery, comprising a current collector provided with an electrode composition comprising carboxymethyl cellulose (CMC) binder material and silicon powder provided with a layer of SiO2 or silicon suboxides SiOx, with 0<x≤2, such that the oxygen cont...

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Bibliographic Details
Main Authors ATI, Mohamed, SCOYER, Jean, DRIESEN, Kris, PUT, Stijn
Format Patent
LanguageEnglish
Published 09.05.2019
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:An electrode assembly for a rechargeable Li-ion battery, comprising a current collector provided with an electrode composition comprising carboxymethyl cellulose (CMC) binder material and silicon powder provided with a layer of SiO2 or silicon suboxides SiOx, with 0<x≤2, such that the oxygen content of said silicon is between 3 and 18% by weight.
Bibliography:Application Number: US201816142176