复合集流体已从实验室走向产业端，而英联复合集流体在固态电池领域的技术布局，将为行业高质量发展注入持久动力，成为推动固态电池从概念走向 规模化应用的关键力量。 "复合集流体的价值不止于替代传统材料，更在于成为固态电池规模化落地的关键支撑 。 英联正 用结构重构破解安全痛点，以精密管控保障量产能 力，靠双极集流体 +蒸镀锂布局下一代技术，打通从液态到固态的材料升级通道。" 2025高工锂电年会上， 英联复合集流体研究院副院长步绍宁 在"电池材料创新与应用"专场发表主题演讲，结合企业实战经验与行业趋势，系统阐述 了复合集流体的产业化突破与固态电池材料布局。 01结构重构：从本征上破解传统集流体痛点 摘要 随着动力电池新国标实施与快充技术普及，电池安全性能迎来更严苛考验，传统集流体的结构性缺陷愈发凸显。 步绍宁在演讲中直指核心问题： "传统铝箔在热失控触发阶段易与正极释放的活性氧发生铝热反应，带来剧烈温升，这是导致电池起火爆炸的重要诱 因。" 与此同时，传统铜箔的高密度特性制约能量密度提升，铜价波动也让电池成本控制面临持续压力。 复合集流体的 "高分子基材+金属镀层 "三明治结构，为解决这些痛点提供了革命性方案。 步 ...

Group 1: Battery Production and Sales - In May 2025, China's total production and sales of power and other batteries reached 123.5 GWh and 123.6 GWh, respectively, representing year-on-year growth of 47.9% and 58.1%, with a production-to-sales ratio close to 1 [1] - The power battery installation volume in May was 57.1 GWh, showing a year-on-year increase of approximately 43.1% [1] - The market share of CATL in China's power battery installation volume increased by 3.4 percentage points to 42.9% [1] Group 2: Export Trends - In May, China's power and other battery exports reached 19 GWh, with a year-on-year increase of 23.0% but a month-on-month decrease of 14.6%, accounting for 15% of total sales [5] - The export growth of energy storage and other batteries slowed down due to tariff disturbances, but a partial tariff agreement between China and the US in May 2025 is expected to boost exports in June [5] Group 3: Company Developments - EVE Energy announced plans to list H-shares in Hong Kong to enhance its capital strength and international competitiveness, with a new battery factory in Malaysia expected to start production in Q1 2025 [2] - CATL's research team published findings on lithium metal battery failure mechanisms, aiming to achieve energy density breakthroughs exceeding 500 Wh/kg, which could facilitate the large-scale application of solid-state batteries [4] Group 4: Industry Standards - The China Automotive Engineering Society released the "Full Solid-State Battery Determination Method," establishing a clear definition and standards for solid-state batteries, which will help standardize the market and promote technological collaboration across the industry [3]