Use of a Silica-Based Powder

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United States of America Patent

APP PUB NO 20150303430A1
SERIAL NO

14648759

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to the use of a ceramic-oxide powder for the production of a separator element for a lithium-ion battery, said ceramic-oxide powder having the following chemical composition, in percentages on the basis of the weight of the ceramic oxides, making up a total of 100%: SiO2>85%, Al2O3<10%, ZrO2<10%, other ceramic oxides<5%; said ceramic-oxide powder having a specific surface area of less than 40 m2/g and more than 5 m2/g; said oxide powder having a sphericity index of more than 0.8.

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Patent Owner(s)

Patent OwnerAddress
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEENTOUR SAINT-GOBAIN 12 PLACE DE L'IRIS 92400 COURBEVOIE FRANCE

International Classification(s)

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  • 2013 Application Filing Year
  • C04B Class
  • 1062 Applications Filed
  • 979 Patents Issued To-Date
  • 92.19 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20132014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
BOUSSANT-ROUX, Yves Montfavet, FR 48 929
LEVY, Caroline Paris, FR 10 17
NAHAS, Nabil Serris, FR 28 195

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  • C04B Class
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges8533150127453401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 70100 +020406080100120140160180200220240260280300320340360

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