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博雅聚力:聚酰亚胺在新能源汽车三电系统中的应用
DT新材料· 2025-08-14 16:04
Core Viewpoint - Polyimide (PI) is a critical high-performance engineering material in the "three electric systems" (battery, motor, and control) of electric vehicles, enhancing efficiency and safety [2]. Group 1: Application in Electric Vehicles - PI is ideal for motor insulation coatings due to its excellent high-temperature resistance and flame-retardant properties, addressing the breakdown issues in flat wire motors and improving motor efficiency [2]. - In the field of power batteries, PI is utilized in anode and cathode materials, separators, and PACK systems, with a focus on enhancing thermal stability while reducing costs [2]. Group 2: Company Developments - Boya Juliy has developed a PI flat wire winding varnish that offers higher insulation strength, effectively solving the breakdown problem in flat wire motors [2]. - The company is set to launch a high-performance polyimide resin and film project in Zhoushan, with an investment of 500 million yuan, expected to produce 12,600 tons of high-performance polyimide resin and 600 tons of electronic-grade polyimide film annually, generating an estimated annual output value of 600 million yuan [2]. Group 3: Industry Events - The co-founder and general manager of Ningbo Boya Juliy will present a report titled "Application of Polyimide in the Three Electric Systems of New Energy Vehicles" at the 2025 Polymer Industry Annual Conference [3].