About 70 results
https://drivepatents.com/patents/1379757 · 19 Mar 2026
An electrochemical device includes a positive electrode and an electrolytic solution. The positive electrode includes a positive current collector and a positive active material layer disposed on at least one surface of the positive current collector. The ...
https://drivepatents.com/patents/1379750 · 19 Mar 2026
A lithium-ion battery, comprising a positive electrode, a negative electrode and a non-aqueous electrolyte. The negative electrode comprises a negative electrode material layer containing a silicon-based material, and a phosphorus-containing inactive mater...
https://drivepatents.com/patents/1379751 · 19 Mar 2026
A secondary battery and an electrical apparatus are disclosed. The secondary battery includes a negative electrode plate and a non-aqueous electrolyte solution. The negative electrode plate includes a negative electrode active material. The volume average ...
https://drivepatents.com/patents/1379753 · 19 Mar 2026
A non-aqueous electrolyte solution includes additives, the additives include a first additive and a second additive, in which, the first additive is any one or more cyclic sulfate compounds having a structure shown in a general formula (I), and the second ...
https://drivepatents.com/patents/1379754 · 19 Mar 2026
A secondary battery and an electrical apparatus are disclosed. The secondary battery includes a non-aqueous electrolyte solution containing a cyclic sulfate compound. An electrical apparatus including the secondary battery is also described.
https://drivepatents.com/patents/1379752 · 19 Mar 2026
A non-aqueous electrolyte solution for a secondary battery, a secondary battery, and an electrical apparatus are described. The non-aqueous electrolyte solution for a secondary battery of the present application comprises an additive and a non-aqueous solv...
https://drivepatents.com/patents/1379441 · 12 Mar 2026
A lithium secondary battery and an electrical apparatus. The lithium secondary battery includes a positive electrode plate and an electrolyte solution, where the positive electrode plate includes a positive electrode active material layer containing a posi...
https://drivepatents.com/patents/1379437 · 12 Mar 2026
An electrolyte for a rechargeable lithium battery of exemplary embodiments includes: an organic solvent; a lithium salt; and a bisphosphate-based additive, thereby providing an electrolyte for a rechargeable lithium battery capable of imparting improved fl...
https://drivepatents.com/patents/1379436 · 12 Mar 2026
A rechargeable lithium battery that includes a positive electrode including a positive electrode active material layer and a current collector; a negative electrode; and an electrolyte solution is provided. The positive electrode active material layer and ...
https://drivepatents.com/patents/1379438 · 12 Mar 2026
Provided are a non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same and having improved high-temperature storage characteristics and high-temperature cycle characteristics. Specifically, the no...