数据中心锂电UPS

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锂电隔膜迎“量价齐升”
高工锂电· 2025-03-14 10:52
Core Viewpoint - The lithium battery separator market is experiencing a recovery characterized by simultaneous increases in both volume and price, particularly in the dry separator segment, with prices expected to rise over 20% by 2025, indicating a potential end to the prolonged industry downturn [1] Group 1: Dry Separator Market - Recent reports indicate that leading companies anticipate a price increase of over 20% for dry separators by 2025, marking a significant shift from the previous trend of declining prices [1] - The price of dry separators fell by more than 10% in 2024, at one point dropping below the cost line due to oversupply and intense price competition, which led to reduced production willingness among manufacturers [1] - Long-term price wars have resulted in severe cost and profit imbalances for separator manufacturers, necessitating price increases to gradually restore profit margins [1] Group 2: Technological Developments and Demand - The rapid development of new battery technologies, such as BYD's second-generation blade battery and advancements in solid-state electrolyte membranes, has created new demand for dry separators, which are essential as a "supporting framework" [1] - The demand for high-performance separators is growing in traditional applications, particularly for fast-charging batteries and large-capacity energy storage cells, which require thinner and superior performance separators [2] - Emerging markets, including semi-solid batteries and lithium battery UPS for data centers, are driving demand for separators with high safety requirements, presenting significant market opportunities for aramid-coated separators [2] Group 3: Collaboration and Commercialization - A collaboration between Xingyuan Material and Taihe New Materials has successfully developed aramid-coated separators, which have been applied in the Kirin battery of the Wanjie M9 [3] - The production lines for aramid-coated separators from both companies are expected to be operational by 2025, paving the way for commercialization [3]