Nonaqueous electrolyte for secondary battery and secondary...

Details Nonaqueous electrolyte for secondary battery and secondary... Nonaqueous electrolyte for secondary battery and secondary...

2005-12-06

2010-12-14

Ryan, Patrick (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

C429S322000, C429S324000, C429S326000

Reexamination Certificate

active

07851093

ABSTRACT:
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.

REFERENCES:
patent: 5424150 (1995-06-01), Ohnishi et al.
patent: 6291107 (2001-09-01), Shimizu
patent: 6682856 (2004-01-01), Watanabe et al.
patent: 11-273724 (1999-10-01), None
patent: 2000-299127 (2000-10-01), None
patent: 2002-298909 (2002-10-01), None
patent: 2004-259681 (2004-09-01), None
Shinoda, N., et al., “Possibility of Trimethyl Phosphate as a Nonflammable Solvent for Lithium Ion Batteries”, Electrochemical Society Proceedings, 2000, pp. 440-444, vol. 99-25.

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