About 33 results
https://drivepatents.com/patents/1389652 · 11 Jun 2026
A positive electrode active material for a rechargeable lithium battery, a method for preparing the positive electrode active material, and a rechargeable lithium battery including the positive electrode active material are provided. The positive electrode...
https://drivepatents.com/patents/964867 · 26 May 2026
Polymer derived ceramic (PDC) materials, compositions and methods of making high capacity, long cycle, long life battery anodes to improve the performance of batteries of all types, including but not limited to coin cell batteries, electric vehicle (EV) ba...
https://drivepatents.com/patents/1382697 · 14 May 2026
Provided are a positive electrode material, a preparation method thereof, a positive electrode plate, a battery and an apparatus. The positive electrode material includes a positive electrode active substance, the positive electrode active substance includ...
https://drivepatents.com/patents/1382698 · 14 May 2026
The present invention relates to a negative electrode active material for a lithium secondary battery, a method for preparing same, and a lithium secondary battery comprising same. More specifically, the negative electrode active material comprises one sel...
https://drivepatents.com/patents/1382242 · 7 May 2026
One embodiment of the present invention provides a secondary battery that can be used in a wide temperature range and is not susceptible to the ambient temperature. In addition, a highly safe secondary battery is provided. The secondary battery is manufact...
https://drivepatents.com/patents/1381420 · 23 Apr 2026
Provided are: a negative electrode material for nonaqueous secondary batteries, which can yield a high-capacity nonaqueous secondary battery having excellent discharge rate characteristics; and a negative electrode for nonaqueous secondary batteries and a ...
https://drivepatents.com/patents/1381419 · 23 Apr 2026
The present disclosure relates to an electrode for an electrochemical device, and more particularly, to a dry electrode and a method for manufacturing the same. According to an aspect of the present disclosure, there is provided a new method for manufactur...
https://drivepatents.com/patents/1381093 · 16 Apr 2026
A silicon-carbon (Si/C) composite anode material includes a carbon scaffold material of carbon particles having graphite sheets configured as generally hexagonally shaped cells interconnected to one another in a 3-D honeycomb-like structure of multiple cel...
https://drivepatents.com/patents/1380805 · 9 Apr 2026
A negative electrode active material for a lithium secondary battery, the negative electrode active material including, based on 100 parts by weight of the total negative electrode active material, 5 parts by weight to 20 parts by weight of a first carbon-...
https://drivepatents.com/patents/1380504 · 2 Apr 2026
This application discloses a composite material and a preparation method therefor, a positive electrode plate, a cell, a battery, and an electric device, and belongs to the field of battery technologies. A composite material includes a lithium-containing c...