About 14 results
https://drivepatents.com/patents/944432 · 20 Apr 2016
An object of the present invention is to provide a negative electrode active material that is for an electric device such as a lithium ion secondary battery and that has high cycle durability. The negative electrode active material for an electric device o...
https://drivepatents.com/patents/948807 · 30 Sep 2015
[TECHNICAL PROBLEM] There is provided a negative electrode for an electric device such as a Li ion secondary battery capable of exhibiting well-balanced characteristics of a high cycle property and a high initial capacity. [SOLUTION TO PROBLEM] The negativ...
https://drivepatents.com/patents/948798 · 30 Sep 2015
[TECHNICAL PROBLEM] There is provided a negative electrode for an electric device such as a Li ion secondary battery capable of exhibiting well-balanced characteristics of a high cycle property and a high initial capacity. [SOLUTION TO PROBLEM] The negativ...
https://drivepatents.com/patents/948800 · 30 Sep 2015
There is provided a negative electrode for an electric device such as a Li ion secondary battery capable of exhibiting well-balanced characteristics of a high cycle property and a high initial capacity. The negative electrode for an electric device include...
https://drivepatents.com/patents/948772 · 30 Sep 2015
There is provided a negative electrode for an electric device such as a Li ion secondary battery capable of exhibiting well-balanced characteristics of a high cycle property and a high initial capacity. The negative electrode for an electric device include...
https://drivepatents.com/patents/948771 · 30 Sep 2015
[TECHNICAL PROBLEM] To provide a negative electrode for an electric device, such as a Li ion secondary battery, exhibiting good balanced characteristics of providing initial capacity and maintaining high cycle characteristics. [SOLUTION TO PROBLEM] The neg...
https://drivepatents.com/patents/967720 · 5 Nov 2014
A negative electrode active material for an electric device includes an alloy containing, in terms of mass ratio, 35%‰¤Si‰¤78%, 7%‰¤Sn‰¤30%, 0%
https://drivepatents.com/patents/968574 · 22 Oct 2014
A negative electrode active material for an electric device includes an alloy containing Si in a range from 23% to 64% exclusive, Sn in a range from 4% to 58% inclusive, Zn in a range from 0% to 65% exclusive, and inevitable impurities as a residue. The ne...
https://drivepatents.com/patents/970632 · 3 Sep 2014
To provide a porous current collector that can be produced at a low cost, has high heat resistance and high oxidation resistance, has a required mechanical strength, and, in the case of being applied to a fuel cell operated at a high temperature, can exhib...
https://drivepatents.com/patents/976562 · 9 Apr 2014
A negative electrode active material for an electric device includes an alloy containing Si in a range of greater than or equal to 27% by mass and less than 100% by mass, Sn in a range of greater than 0% by mass and less than or equal to 73% by mass, V in ...