Core Viewpoint - Tianli Lithium Energy has recently obtained an invention patent certificate from the National Intellectual Property Administration for a new lithium-ion battery cathode and its preparation method, which addresses key issues in battery performance and stability [1] Group 1: Patent Details - The invention patent is titled "A lithium-ion battery cathode and its preparation method and lithium-ion battery" [1] - The patent was co-developed by Tianli Lithium Energy and Hunan Yihua New Energy Co., Ltd., focusing on the field of lithium-ion battery materials [1] Group 2: Technical Advancements - The patented technology aims to solve problems related to side reactions at the cathode/electrolyte interface under high voltage (>4.5V), which can lead to transition metal dissolution, capacity decay, and limited rate performance [1] - This advancement is expected to enhance the stability of lithium-ion batteries significantly [1]
天力锂能：获得锂离子电池材料相关发明专利