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US 2025/0030053 A1Published application
Electrolytic solution for secondary battery, and secondary battery
AssigneeMurata Manufacturing Co., Ltd.
InventorKentaro YOSHIMURA
Life of this patent
Estimating the term…
Abstract
A secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The electrolytic solution includes a triple bond compound and a fluorophosphoric acid salt. The triple bond compound includes a compound represented by Formula (1), a compound represented by Formula (2), or both. The fluorophosphoric acid salt includes a compound represented by Formula (3), a compound represented by Formula (4), or both.
Claims10
A secondary battery comprising:
- a positive electrode;
- a negative electrode;
- and
- an electrolytic solution including a triple bond compound and a fluorophosphoric acid salt, wherein
- the triple bond compound includes a compound represented by Formula (1), a compound represented by Formula (2), or both, and
- the fluorophosphoric acid salt includes a compound represented by Formula (3), a compound represented by Formula (4), or both,
- where each of R1 to R4 is an alkyl group,
- M1PF2O2 (3)
- where M1 is an alkali metal element,
- M22PFO3 (4)
- where M2 is an alkali metal element.
8 more elements
An electrolytic solution for a secondary battery, the electrolytic solution comprising:
- a triple bond compound;
- and
- a fluorophosphoric acid salt, wherein
- the triple bond compound includes a compound represented by Formula (1), a compound represented by Formula (2), or both, and
- the fluorophosphoric acid salt includes a compound represented by Formula (3), a compound represented by Formula (4), or both,
- where each of R1 to R4 is an alkyl group,
- M1PF2O2 (3)
- where M1 is an alkali metal element,
- M22PFO3 (4)
- where M2 is an alkali metal element.
7 more elements
Dependencies are inferred from the claim text.