数十年砺“剑”多氟多冲刺固态电池赛道

Core Viewpoint - The article highlights the advancements and strategic positioning of the company, Dofluor, in the solid-state battery sector, emphasizing its focus on safety, energy density, and collaboration with Tsinghua University for technological breakthroughs [1][4][7]. Group 1: Technological Developments - Dofluor is conducting experiments on polymer solid electrolytes to develop inherently safe battery cells with high energy density [1]. - The company has achieved a solid electrolyte ionic conductivity of 0.6 mS/cm and a battery energy density of 340 Wh/kg, with a cycle life exceeding 800 weeks [4]. - A new type of fluorinated polyether electrolyte has been developed, enhancing the physical contact and ionic conductivity at solid interfaces, significantly improving lithium battery performance [2][4]. Group 2: Strategic Collaborations - Dofluor has established a long-term collaborative framework with Tsinghua University, focusing on key technologies such as ionic conductivity and interface treatment to enhance solid-state battery performance [4][6]. - The partnership aims to explore composite lithium anodes, targeting a capacity of 1500 mAh/g and a cycle life exceeding 500 weeks [6]. Group 3: Market Positioning and Goals - Dofluor's extensive experience in the fluorochemical industry provides a solid foundation for its entry into the solid-state battery market, with a focus on high-performance materials [5]. - The company has set clear short-term goals to achieve an ionic conductivity of over 1 mS/cm and a battery energy density of 400 Wh/kg by 2027, while ensuring compliance with upcoming industry standards [7]. - Dofluor recognizes a gradual transition from liquid to semi-solid and then to solid-state batteries, viewing semi-solid batteries as a means to improve traditional lithium battery performance [8].