Back to results
US 6,656,634 B2Granted
Non-aqueous electrolytic secondary cell
AssigneeSony Corporation
InventorYosuke Hosoya
Life of this patent
Estimating the term…
Abstract
A non-aqueous electrolytic cell having a positive electrode, which has a positive electrode active material layer containing, at least a positive electrode active material; a negative electrode, which has a negative electrode active material layer containing, at least, a negative electrode active material; and an electrolyte, wherein a sulfur compound is added to at least one of the positive electrode active material and/or the negative electrode active material.
Claims22
A non-aqueous electrolytic cell, which comprises:
- (1) a positive electrode having a positive electrode active material layer containing at least a positive electrode active material capable of doping and de-doping lithium;
- (2) a negative electrode having a negative electrode active material layer containing at least a lithium-containing negative electrode active material;
- and
- (3) a non-aqueous electrolyte,
- wherein,
- a sulfur compound is present within a range of 0.3 to 15 wt % in at least one of said positive electrode active material layer and said negative electrode active material layer.
3 more elements
Dependencies are inferred from the claim text.