Non-aqueous electrolyte, electrochemical apparatus, and electronic apparatus
AssigneeNingde Amperex Technology Limited
InventorsJianyu LIU, Zhiyi GAO, Qi JIANG, Chao TANG
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Abstract
A non-aqueous electrolyte includes ethylene carbonate, propylene carbonate, propyl propionate, and ethyl propionate. Based on a total mass of the non-aqueous electrolyte, mass percentages of ethylene carbonate, propylene carbonate, propyl propionate, and ethyl propionate are A %, B %, C %, and D % respectively, where 5≤A≤15, 5≤B≤15, 30≤C≤50, 5≤D≤20, A≥B, and 2≤C/D≤3.5.
Claims20
A non-aqueous electrolyte, comprising ethylene carbonate, propylene carbonate, propyl propionate, and ethyl propionate;
- wherein based on a total mass of the non-aqueous electrolyte, a mass percentage of the ethylene carbonate is A %, a mass percentage of the propylene carbonate is B %, a mass percentage of the propyl propionate is C %, and a mass percentage of the ethyl propionate is D %;
- wherein 5≤A≤15, 5≤B≤15, 30≤C≤50, 5≤D≤20, A≥B, and 2≤C/D≤3.5.
An electrochemical apparatus, comprising a positive electrode, a negative electrode, and a non-aqueous electrolyte;
- wherein the non-aqueous electrolyte comprises ethylene carbonate, propylene carbonate, propyl propionate, and ethyl propionate;
- wherein based on a total mass of the non-aqueous electrolyte, a mass percentage of the ethylene carbonate is A %, a mass percentage of the propylene carbonate is B %, a mass percentage of the propyl propionate is C %, and a mass percentage of the ethyl propionate is D %;
- wherein 5≤A≤15, 5≤B≤15, 30≤C≤50, 5≤D≤20, A≥B, and 2≤C/D≤3.5.
An electronic apparatus, comprising an electrochemical apparatus, the electrochemical apparatus comprises a positive electrode, a negative electrode, and a non-aqueous electrolyte;
- wherein the non-aqueous electrolyte comprises ethylene carbonate, propylene carbonate, propyl propionate, and ethyl propionate;
- wherein based on a total mass of the non-aqueous electrolyte, a mass percentage of the ethylene carbonate is A %, a mass percentage of the propylene carbonate is B %, a mass percentage of the propyl propionate is C %, and a mass percentage of the ethyl propionate is D %;
- wherein 5≤A≤15, 5≤B≤15, 30≤C≤50, 5≤D≤20, A≥B, and 2≤C/D≤3.5.
Dependencies are inferred from the claim text.