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Based on information from Tianyancha, the patent application for "Anode Materials, Their Preparation Methods, Electrochemical Devices, and Electronic Devices," submitted by Amperex Technology Limited (ATL), has now been published. The application's publication number is CN119674041A, and it was made public on March 21, 2025. The anode material described in this patent incorporates graphite and features pores on its surface. The number of these pores ranges from 20 to 2000, with an average diameter spanning from 10nm to 100nm. Moreover, the material includes at least one metallic element selected from Fe, Co, Ni, Cr, or Mn. These metallic elements can significantly improve the charging rate and extend the cycle life of electrochemical devices.
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