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US 11,578,461 B2Granted
Papers comprising aerogel powder and aramid polymer fibrils
AssigneeDupont Safety & Construction, Inc.
InventorsMehdi Afshari, Byoung Sam Kang
Life of this patent
Estimating the term…
Abstract
A paper suitable for use in a battery or battery pack as a flame barrier or thermal insulation, the paper comprising 60 to 95 weight percent aerogel powder and 5 to 40 weight aramid polymer fibrils; the paper having a thickness of 50 to 4000 micrometers.
Claims14
A paper suitable for use in a battery or battery pack as a flame barrier or thermal insulation, the paper comprising:
- 60 to 95 weight percent aerogel powder, and
- 5 to 40 weight aramid polymer fibrils;
- the paper having a thickness of 50 to 4000 micrometers.
Dependencies are inferred from the claim text.