Invention Grant
- Patent Title: Electrolyte for lithium secondary batteries with improved low temperature performance and lithium secondary battery including the same
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Application No.: US16720300Application Date: 2019-12-19
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Publication No.: US11380932B2Publication Date: 2022-07-05
- Inventor: Eun Hye Kil , Jin Kyu Lee , Ki Tae Kim , Hyung Ku Yun , Hyeaeun Han
- Applicant: LG Chem, Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Chem, Ltd.
- Current Assignee: LG Chem, Ltd.
- Current Assignee Address: KR Seoul
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: KR10-2014-0170329 20141202
- Main IPC: H01M10/052
- IPC: H01M10/052 ; H01M10/056 ; H01M10/0525 ; H01M10/0566 ; H01M10/0569 ; H01M4/525 ; H01M4/36 ; H01M4/58 ; C07C69/22 ; C07D317/36
Abstract:
Disclosed are an electrolyte for lithium secondary batteries including 10 to 50% by weight of a cyclic carbonate compound, and 50 to 90% by weight of a linear ester compound, based on the total weight of a non-aqueous solvent, wherein a content of ethyl propionate of the linear ester compound is 20 to 60% by weight, based on the total weight of the non-aqueous solvent, and a lithium secondary battery including the electrolyte and exhibiting superior low-temperature characteristics.
Information query
