Nonaqueous electrolyte secondary battery

Details Nonaqueous electrolyte secondary battery Nonaqueous electrolyte secondary battery

2005-03-24

2009-12-08

Crepeau, Jonathan (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

C429S231500, C429S231800, C429S329000, C429S340000, C429S341000

Reexamination Certificate

active

07629081

ABSTRACT:
A nonaqueous electrolyte secondary battery includes a case, a nonaqueous electrolyte provided in the case and containing a linear sulfite, a positive electrode provided in the case and capable of absorbing-releasing Li element or Li ions, and a negative electrode provided in the case and containing a lithium titanium oxide and a conductive agent that includes a carbonaceous material.

REFERENCES:
patent: 2002/0136948 (2002-09-01), Missling et al.
patent: 2005/0064282 (2005-03-01), Inagaki et al.
patent: 2005/0069777 (2005-03-01), Takami et al.
patent: 2005/0221173 (2005-10-01), Tatebayashi et al.
patent: 2005/0221188 (2005-10-01), Takami et al.
patent: 2006/0134520 (2006-06-01), Ishii et al.
patent: 2008/0070115 (2008-03-01), Saruwatari et al.
patent: 1095191 (1994-11-01), None
patent: 2003-163029 (2003-06-01), None
patent: WO 03/017409 (2003-02-01), None
Machine translation of JP 2003-163029, Jun. 2003.
Ota, H., et al., “TPD-GC/MS analysis of the solid electrolyte interface (SEI) on a graphite anode in the propylene carbonate/ethylene sulfite electrolyte system for lithium batteries,” J. Power Sources 97-98 (Jul. 2001), 107-113.
Gerhard H. Wrodnigg, et al., “Cyclic and acyclic sulfites: new solvents and electrolyte additives for lithium ion batteries with graphitic anodes?”, Journal of Power Sources 97-98, 2001, pp. 592-594.

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