Non-aqueous electrolyte
By adding a nitrogen-containing compound with a specified alkyl group to non-aqueous electrolytes, resistance and storage stability are improved, enhancing battery performance in lithium-ion secondary batteries.
JP7868259B2Active Publication Date: 2026-06-01NIPPON SHOKUBAI CO LTD
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- NIPPON SHOKUBAI CO LTD
- Filing Date
- 2024-04-24
- Publication Date
- 2026-06-01
Smart Images
Figure 0007868259000001 
Figure 0007868259000002 
Figure 0007868259000003
Abstract
A non-aqueous electrolyte solution characterized by including: a sulfonyl imide compound that is represented by general formula (1), LiN(RSO2)(FSO2) (where R is a fluorine atom, a C1-6 alkyl group, or a C1-6 fluoroalkyl group); and at least one nitrogen-containing compound selected from the group consisting of amide compounds having a C3-6 branched or linear alkyl group and nitrile compounds having a C3-6 branched or linear alkyl group, wherein the nitrogen-containing compound content relative to the sulfonyl imide compound is 10 ppm by mass to 6000 ppm by mass, inclusive.
Need to check novelty before this filing date? Find Prior Art