About 106 results
https://drivepatents.com/patents/1004874 · 29 Feb 2012
Disclosed is a non-aqueous electrolyte solution for a lithium secondary battery. The non-aqaeous electrolyte solution includes a lithium salt, an organic solvent and additives. The additives include: 1 to 10% by weight of a mixture of a particular halogena...
https://drivepatents.com/patents/1006424 · 11 Jan 2012
The present invention relates to an electrolyte comprising: (a) an electrolyte salt; (b) a non-aqueous electrolyte solvent; and (c) a binary or multinary metal oxide salt and a secondary battery using the same. An electrochemical device comprising the same...
https://drivepatents.com/patents/1007393 · 7 Dec 2011
A conductor for connecting terminals of a battery in which a conductor for connecting terminals (8) may be easily welded to both positive-electrode terminal (1) and negative-electrode terminal (4), and an assembled battery using the same are provided. The ...
https://drivepatents.com/patents/1008124 · 2 Nov 2011
An active material for non-aqueous-system secondary battery according to the present invention is characterized in that it comprises a mixture of an alkali metal salt and a transition metal, and it carries out reversible oxidation-reduction by means of cha...
https://drivepatents.com/patents/1009347 · 28 Sep 2011
The invention provides a lithium secondary battery comprising a positive electrode, a negative electrode and a non-aqueous electrolytic solution comprising an electrolyte salt and a non-aqueous solvent comprising a chain carbonate and a cyclic carbonate se...
https://drivepatents.com/patents/1009231 · 28 Sep 2011
A positive electrode active material of a nonaqueous electrolyte secondary battery is composed of lithium-cobalt composite oxide containing at least one of zirconium, titanium, aluminum, and erbium, and the nonaqueous electrolyte includes an additive expre...
https://drivepatents.com/patents/1009398 · 21 Sep 2011
In the nonaqueous electrolyte secondary battery, the positive electrode active material is composed of a mixture of a lithium-cobalt composite oxide containing at least both zirconium and magnesium, and a lithium-manganese-nickel composite oxide containing...
https://drivepatents.com/patents/1009482 · 21 Sep 2011
There is provided a simple and easy method of preparation of a positive electrode active material for a non-aqueous secondary battery which comprises a compound comprising lithium, nickel and manganese and having a layered structure. Said method comprises ...
https://drivepatents.com/patents/1009521 · 14 Sep 2011
To provide a nonaqueous electrolyte secondary battery with a small increase in internal resistance and less gas generation during high-temperature charged storage, and with a high residual capacity, when using a non-aqueous electrolyte containing a nitrile...
https://drivepatents.com/patents/1010028 · 24 Aug 2011
Nonaqueous electrolytes capable of providing a battery having a high capacity and excellent in storability and cycle characteristics are provided. Also provided are nonaqueous-electrolyte batteries produced with the electrolytes. The nonaqueous electrolyte...