About 32 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/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...
https://drivepatents.com/patents/1380152 · 26 Mar 2026
A method of making negative electrode material having silicon and silicate includes the steps of providing raw materials for contact-fusion, heating the raw materials to form materials with a contact-fusion state, mixing silicon and the materials after for...