万润新能公布国际专利申请：“一种碳包覆氟磷酸钒钠正极材料及其制备方法、正极极片和二次电池”

Group 1 - Wanrun New Energy (688275) has filed an international patent application for a sodium vanadium phosphate cathode material and its preparation method, with the application number PCT/CN2024/114002 and an international publication date of February 26, 2026 [1] - The company has announced a total of 2 international patent applications this year, representing a 100% increase compared to the same period last year [1] - In the first half of 2025, the company invested 128 million yuan in research and development, which is a decrease of 10.92% year-on-year [1]