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US 2021/0175487 A1Published application
Secondary battery
AssigneeMurata Manufacturing Co., Ltd.
InventorsNobuyuki IWANE, Hiroshi HORIUCHI
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Abstract
A secondary battery includes a positive electrode, a negative electrode, and an electrolyte. The positive electrode includes a positive electrode active material layer that includes a positive electrode active material, a fluorine-based binder having a melting point from 152° C. to 166° C., a conductive assistant having a specific surface area from 1000 m2/g to 1500 m2/g, and a vinylpyrrolidone-based polymer.
Claims9
A secondary battery comprising:
- a positive electrode including a positive electrode active material layer;
- a negative electrode;
- and
- an electrolyte,
- wherein the positive electrode active material layer includes a positive electrode active material, a fluorine-based binder having a melting point from 152° C. to 166° C., a conductive assistant having a specific surface area from 1000 m2/g to 1500 m2/g, and a vinylpyrrolidone-based polymer.
2 more elements
Dependencies are inferred from the claim text.