McDermott Will & Emery LLP
Nonaqueous electrolyte for secondary battery and secondary battery including the same
A non-aqueous electrolyte for a secondary battery, including a non-aqueous solvent in which a solute is dissolved, a first additive and a second additive, wherein the first additive is a vinyl monomer having an electron donating group, the second additive is a carbonic acid ester having at least one carbon-carbon unsaturated bond, and an e value, which is a polarization factor of the vinyl monomer having an electron donating group, is a negative value.
Panasonic Corporation
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Masaki Tooru Hiroshi
Deguchi Matsui Yoshizawa