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Tesla patents new chemical compound for battery electrolytes

Patent drawing
Patent drawing from the official filing.

Tesla has filed a patent application for a specific chemical compound designed to be used in the liquid inside energy storage devices. The filing describes a molecule with a flexible structure that can include various carbon chains and halogen atoms, which serves as the electrolyte solution.

Why it mattersThis is a standard improvement to battery chemistry that could help Tesla fine-tune the performance or safety of its energy storage systems.

In the filing’s own words

Various aspects disclosed relate to an electrolyte solution for an energy storage device.

What exactly they claim (claim 1)

1. A compound having a structure according to formula (I): wherein R 1 -R 8 are each independently H, a halogen, substituted or unsubstituted C 1 -C 20 hydrocarbyl, or substituted or unsubstituted C 1 -C 20 haloalkyl, or any enantiomer, diastereomer, meso compound, or constitutional isomer thereof.

Facts

Company
Tesla (Tesla, Inc.)
Official title
ELECTROLYTE SOLUTION FOR ENERGY STORAGE DEVICE
Publication number
US20260312134A1
Application number
19094397
Filed
Mar 28, 2025
Published
Oct 8, 2026
Inventors
7
Claims
20

Classified under

H01M 10/0567 Electricity & electronicsH01M 10/0568 Electricity & electronicsH01M 10/0569 Electricity & electronicsH01M 2300/004 Electricity & electronicsH01M 2300/0051 Electricity & electronics

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.