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US 9,627,722 B1Granted
Positive temperature coefficient film, positive temperature coefficient electrode, positive temperature coefficient separator, and battery comprising the same
AssigneeAmerican Lithium Energy Corporation
InventorsJiang Fan, Dengguo Wu
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Abstract
Provided herein is a positive temperature coefficient film comprising an inorganic positive temperature coefficient compound. Also provided herein are a positive temperature coefficient electrode, a positive temperature coefficient separator, and a positive temperature coefficient lithium secondary battery, each of which comprises the positive temperature coefficient film.
Claims27
A battery electrode, comprising:
- a first electroactive layer comprising an electroactive material;
- and
- a first positive temperature coefficient (PTC) film disposed on one side of the electroactive layer, the first PTC film comprising barium titanate and a polyamide-imide.
Dependencies are inferred from the claim text.