Core Insights - The ultrafiltration membrane industry is experiencing significant growth driven by increasing water quality demands and environmental awareness, with the market size in China projected to reach 6.8 billion yuan in 2024, representing a year-on-year growth of 9.68% [1][12]. Industry Overview - Ultrafiltration membranes are polymer separation membranes with a pore size typically ranging from 0.001 to 0.1 microns, capable of retaining particles larger than 10 nanometers while allowing water and small solutes to pass through [1][4]. - The industry has evolved through three main stages: initial exploration in the 1970s-80s, industrial breakthroughs in the 1990s-early 2000s, and rapid growth from the early 21st century to present [4][5]. Market Dynamics - The demand for ultrafiltration membranes is increasing in municipal water supply, wastewater treatment, and seawater desalination, as well as in the food and beverage and biopharmaceutical sectors [1][12]. - The urban sewage treatment capacity in China reached 234 million cubic meters per day in 2023, a year-on-year increase of 4.80%, highlighting the growing need for effective wastewater treatment solutions [10]. Industry Chain - The ultrafiltration membrane industry supply chain includes upstream raw materials (organic and inorganic materials), midstream manufacturing, and downstream applications in various sectors such as wastewater treatment, municipal water purification, and food and beverage [8]. Key Players - Major companies in the ultrafiltration membrane sector include Hainan Lifespan, Le Pure Biotechnology, and Beijing Sino, which are leveraging technological advancements to enhance their market positions [14][16]. - Hainan Lifespan has established itself as a leader with a production capacity of 30 million square meters annually, accounting for nearly half of global production [14][16]. Development Trends - The industry is witnessing technological innovations, such as Le Pure's Extreme™ PVDF membrane, which achieves a 99.9999% microbial retention rate, and advancements in membrane materials that enhance performance and sustainability [20][21]. - Market demand is shifting towards industrial wastewater treatment, municipal water supply improvements, and home water purification systems, with increasing consumer preferences for selective filtration products [21][22]. - Chinese ultrafiltration membrane companies are expanding globally, with initiatives to establish overseas production bases and participate in international standard-setting, enhancing their competitive edge [23].

【环球网科技报道 记者 张阳】近日，乐纯生物宣布其自主研发的Extreme™ PVDF除菌过滤膜取得重大突破，凭借高纯净度、高通量及低蛋白吸附三大核 心技术指标，实现了关键性能参数的国际领先水平，标志着中国本土生物工艺公司在保障供应链安全方面迈出了坚实的一步。 下游需求侧，供应链稳定促成国产自研机遇 面对全球供应链波动系数不断加大的挑战，乐纯生物深知源头研发能力的重要性。从2021年推出生物工艺薄膜Lekrius®膜到今年新推出的Extreme™ PVDF 滤膜，乐纯生物长期聚焦底层突破，在"双膜"（即film和membrane）材料科学源头构建技术护城河。 "夯实底层研发，才能支撑起应用产品研发的活跃度，形成门类齐全的自研产品矩阵，从而支撑起整个供应链的安全可控。"秦孙星强调。乐纯生物针对一 次性系统、细胞培养、过滤纯化三大类耗材，均采取了"攻坚底层研发、深耕应用研发、优化整体工艺"的策略，成功实现了旗下一次性配储液袋、生物反 应袋/生物反应器、细胞培养袋等产品的全国产化生产。 在过滤业务方面，随着PVDF滤膜自研并稳定量产，乐纯生物迅速推出了相应的除菌级、除病毒级过滤器产品，支持了不同领域的产品布局。公司 ...