5微米锂电池隔膜
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5微米隔膜薄如蝉翼,探秘恩捷股份“智慧工厂”里的黑科技|高质量发展调研行
Hua Xia Shi Bao· 2025-08-21 09:47
Core Viewpoint - Yunnan Enjie New Materials Co., Ltd. reported a revenue of 5.763 billion yuan for the first half of 2025, marking a year-on-year increase of 20.48%, driven by its wet lithium battery separator business which continues to solidify its global leadership position [1] Group 1: Company Performance - The company achieved a revenue of 5.763 billion yuan, reflecting a 20.48% increase year-on-year [1] - The wet lithium battery separator business is noted for its significant technological advantages and market resilience [1] Group 2: Manufacturing and Technology - The production facility in Yuxi, Yunnan, features a highly automated and clean environment, with processes that produce lithium battery separators as thin as 5 micrometers [2][5] - The company has developed an online coating process that integrates base film manufacturing and coating into a single production line, enhancing efficiency and quality consistency [5] - A "zero defect" quality control system is implemented, ensuring high product quality and reliability, particularly important for high-performance battery applications [6] Group 3: Research and Development - The company invests an average of 700 million yuan annually in R&D, holding 505 effective patents related to lithium battery separators [8] - Enjie has over 130 types of separator products that meet diverse market needs, with a focus on enhancing energy density and safety standards [8] Group 4: Future Outlook and Strategic Positioning - Enjie has established a subsidiary to enter the solid-state battery materials sector, focusing on sulfide technology due to its high ionic conductivity and commercialization potential [10][12] - The company is developing a production project for sulfide solid electrolyte materials with an annual capacity of 1,000 tons, indicating a comprehensive product matrix covering liquid, semi-solid, and solid-state batteries [10] - Enjie serves over 50 global top battery clients, with a projected market share of nearly 26% in the global electric vehicle separator market by mid-2024, reflecting a 22.7% year-on-year growth in usage [12]