COMPOSITIONS AND USES THEREOF

COMPOSITIONS AND USES THEREOF

A silicon particulate suitable for use as active material in a negative electrode of a Li-ion battery, to a precursor composition comprising the silicon particulate, a negative electrode comprising the silicon particulate and/or precursor composition, a Li-ion battery comprising the negative electro...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ULMANN, Pirmin, PACHECO BENITO, Sergio, ZÜRCHER, Simone, SPAHR, Michael, LANZ, Patrick
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:A silicon particulate suitable for use as active material in a negative electrode of a Li-ion battery, to a precursor composition comprising the silicon particulate, a negative electrode comprising the silicon particulate and/or precursor composition, a Li-ion battery comprising the negative electrodes, the use of the silicon particulate to inhibit or prevent silicon pulverization when used as active material in a negative electrode of a Li-ion battery and/or (ii) to maintain electrochemical capacity of a negative electrode, methods for making the silicon particulate, precursor composition, negative electrode and Li-ion battery, and devices comprising the silicon particulate and/or precursor composition and/or negative electrode and/or Li-ion battery.