青岛大学凌晨回应宿管大爷离世事件，此前公示采购7217台空调。 整理 ｜秋夏 点击上方【36氪随声听】，一键收听大公司热门新闻。听完音频记得添加进入 【我的小程序】 中哟！ 星源材质 36氪获悉，星源材质公告，公司已于7月7日向香港联合交易所有限公司递交了公开发行境外上市外资股（H股）并在香港联交 所主板挂牌上市的申请，并于同日在香港联交所网站刊登了本次发行上市的申请资料。 青 岛大学凌晨发布情况说 明，此前公示采购7217台空调 7月6日早，青岛大学一宿管大爷被发现在值班室昏迷，急救人员抵达现场确认其已不幸离世 ，对此，不少学生发文称大爷所住 平房只有风扇，没有空调，大爷疑似因高温中暑离世。7月7日 凌晨，青岛大学发布情况说明称，2025年7月6日7时30分许，我 校浮山校区一物业工作人员在值班室被发现身体情况异常。经公安机关调查，初步排除刑事案件可能，具体原因正在调查中。 记者注意到，今年3月，青岛大学就在山东政府采购网发布采购意向，包含"学生公寓空调安装项目"和"学生公寓空调安装敷设 线路工程项目"，其中提到该项目包含学生公寓7300余台空调购置及安装，空调性能1级能效，遥控操作、变频、冷暖电辅，实 际 ...

能源电池材料创新企业碳际科技(上海碳际实业集团有限公司)宣布完成数千万元Pre-B轮融资，由中金资 本领投，老股东武岳峰资本跟投。本轮融资资金主要用于公司储能电池产品产业化，巩固技术中心研发 实力、加速公司产品的多元化布局和拓展。(智通财经) ...

Core Viewpoint - The article highlights the upcoming 2025 High-tech New Energy Materials Industry Conference, focusing on advancements in solid-state electrolytes and silicon-based anode materials, showcasing the latest developments from Tianmu Xiangdao in high energy density battery materials. Group 1: Conference Details - The conference will take place on July 8-9, 2025, at the Chengdu Qionglai Yang'an New City Conference Center in Sichuan Province [1] - Tianmu Xiangdao will disclose its latest research progress in solid-state electrolytes and silicon-based anodes during the event [1] Group 2: Company Developments - Tianmu Xiangdao has established a patent portfolio of nearly 350 items, focusing on solid-state electrolytes, silicon-based anodes, and hard carbon anodes [1] - The company is collaborating with Enjie Co., Ltd. and Beijing Weilan New Energy to form Jiangsu Sanhe, which specializes in semi-solid electrolyte coated membranes [1] Group 3: Production Capacity and Projects - The first phase of the project has completed construction, with two high-performance coating film production lines entering trial production [2] - Tianmu Xiangdao is developing a lithium battery silicon-carbon anode material research laboratory in Xuchang, Henan, with a planned production capacity of 200 tons per year [2] - The company is building the largest new silicon-carbon production center in the country, with a total planned capacity of 60,000 tons and an investment of 720 million yuan [2] Group 4: Financial Projections and Supply Chain - The project is expected to achieve a production capacity of 600 to 1,000 tons by 2025, corresponding to a revenue of approximately 300 million to 500 million yuan [3] - The local supply chain integration will reduce production costs, with key raw materials like silane supplied directly from a local company [3] - Tianmu Xiangdao's total annual production capacity has reached 45,000 tons, including 12,000 tons of silicon-based anode materials, 10,000 tons of hard carbon anode materials, and 3,000 tons of solid-state electrolytes [3]

Core Viewpoint - The 2025 High-Performance New Energy Materials Industry Conference aims to explore new materials, new dynamics, and new ecosystems in the energy sector, highlighting the importance of innovation and collaboration in the battery materials industry [1]. Group 1: Conference Overview - The conference is organized by High工锂电, High工储能, and High工产业研究院 (GGII) and will take place from July 8-9, 2025, in Chengdu, Sichuan [1]. - The event will feature key speeches from industry leaders, including the chairman of High工锂电 and representatives from local governments [2]. Group 2: Key Topics and Sessions - The opening session will focus on the changing landscape of battery materials driven by diverse demands, with discussions on the industrialization of composite conductive fluids and lithium-rich manganese-based cathode materials [3]. - A roundtable discussion will address the differentiation of material requirements in new scenarios and the collaborative models necessary for accelerating industrialization [3]. Group 3: Specialized Sessions - The morning of July 9 will include specialized sessions on new material applications, featuring insights on lithium battery new material applications and the production progress of next-generation anode materials [4]. - Topics will also cover the challenges faced by aluminum foil companies in response to diverse battery demands and the development of alternative solutions for lithium battery binders [4]. Group 4: Networking and Collaboration - The conference will provide opportunities for networking, including a closed-door dinner for deeper discussions among industry leaders [3][4]. - The event aims to foster collaboration between new materials and the broader energy sector, emphasizing the need for synergy in development trends and industrial partnerships [4].

Group 1 - The company has been developing precursor materials for solid-state batteries since 2019, including high nickel, ultra-high nickel, and lithium-rich manganese-based cathode materials [1] - The company has achieved ton-level product shipments in the solid-state battery sector [1]

Group 1: Company Overview - Jiangsu Ruitai New Energy Materials Co., Ltd. is actively involved in the research and development of solid-state battery materials, with a focus on lithium bis(trifluoromethanesulfonyl)imide (LiTFSI) for solid-state lithium-ion batteries [2] - The sales revenue from solid-state battery materials currently represents a small proportion of the company's overall revenue [2] Group 2: Joint Ventures and Production - The company has a joint venture named Tai Rui Lian Teng with Tianji Co. and Ningde New Energy (ATL), which produces lithium hexafluorophosphate with an initial capacity of 15,000 tons, launched last year [2] - The Polish production base, Prusice, has a capacity of 40,000 tons per year for lithium-ion battery electrolyte, aimed at meeting local and European demand [3] Group 3: Financial Performance - The company's gross margin has shown a slight decline in 2024 compared to the previous year but remains relatively stable overall [3] - The stability in gross margin is attributed to a short supply chain, a focus on specialized development, and effective management across production, procurement, sales, and R&D [3]

Group 1: Company Overview - The company is Yunnan Enjie New Materials Co., Ltd., with stock code 002812 and bond code 128095 [1][2]. Group 2: Solid-State Battery Material Layout - The company has established a production capacity for semi-solid battery separators through its subsidiary Jiangsu Sanhe Battery Material Technology Co., Ltd. [2]. - The company is actively expanding its market presence in the all-solid-state battery materials sector, focusing on high-purity lithium sulfide and sulfide solid electrolyte products [2]. - A pilot production line for high-purity lithium sulfide has begun mass shipments, and a 10-ton production line for solid electrolytes is under construction, with plans for a 1,000-ton production line in Yuxi [2]. Group 3: Intellectual Property and Patent Strategy - Since its establishment, the company has prioritized intellectual property, applying for a total of 50 patents, including 4 international applications, with 23 patents granted [3]. - The company holds patents related to its main products, including lithium sulfide and sulfide solid electrolytes, and is accelerating its international patent layout [3]. Group 4: Advantages of Sulfide Solid Electrolytes - Sulfide solid electrolytes offer high ionic conductivity, with some systems exceeding that of liquid electrolytes, and have a low interface resistance [4]. - The processing of sulfide solid electrolytes is efficient, with a short production process and mature preparation technology [4]. Group 5: Development of Supporting Membranes - The company is developing solid electrolyte supporting membranes, which have received small orders from customers [5]. - The new solid supporting membranes feature higher porosity and larger pore sizes to meet the filling requirements of solid electrolytes [5]. Group 6: Competitive Advantages in Lithium Sulfide Production - The company achieves high-speed, uniform mixing and continuous calcination without the need for liquid-phase solvents for secondary impurity purification [6]. - The cost advantages stem from the pricing of raw materials, and the company maintains excellent control over the particle size of its lithium sulfide products [6]. Group 7: Research on Halide Materials - The company is monitoring advanced technology directions, with halide-related research currently at the experimental preparation stage [7]. - Halides have a higher electrochemical window and better compatibility with high-voltage cathodes, although there are stability issues with the anode [7].

涂碳铝箔作为改性正极集流体，可降低集流体之间接触电阻，收集活性物质的微电流进而改善电池的倍率充放电性能、循环性能。涂碳 铝箔是通过在光箔表面涂覆一层均匀的导电性材料（如炭黑、石墨片和石墨烯）而制得，对比涂炭铝箔与光箔，涂碳铝箔表面形态更加 均匀。涂碳铝箔表面涂覆层作为桥梁可提升正极片的导电性、降低电池内阻；此外，可提高活性物质与集流体的粘附力，目前主要用于 磷酸铁锂电池。 涂碳铝箔是一种可延长电池组寿命的材料。涂碳铝箔（导电涂层）分水性（水剂体系）和油性（有机溶剂体系）两种类型，能提供静态 导电性能，收集活性物质的微电流，从而可以大幅度降低正 / 负极材料和集流之间的接触电阻，并能提高两者之间的附着能力，可减少 粘结剂的使用量。 导电涂碳铝箔行业目前现状分析 随着近些年锂电迅猛发展，锂电池用集流体发展也很快。正极铝箔由前几年的 16um 降低到 14um ，再到 12um ，现在已经不少电池生产 厂家已经量产使用 10um 的铝箔，甚至用到 8um 。而负极用铜箔，由于本身铜箔柔韧性较好，其厚度由之前 12um 降低到 10um ，再到 8um ，到目前有很大部分电池厂家量产用 6um ，以及部分厂家正在开发 ...

Core Viewpoint - Shenzhen Sufang New Energy Technology Co., Ltd. has completed a tens of millions RMB angel round financing, which will be used for the research and development of lithium-rich manganese-based cathode materials and production line construction [1] Company Overview - Sufang New Energy was established in 2023 and focuses on developing ultra-low voltage drop lithium-rich manganese-based cathode materials. The founder, Liu Qi, is a tenured professor at City University of Hong Kong with over 10 years of experience in lithium-ion battery research [1][5] - The company has successfully overcome the voltage decay issue of lithium-rich manganese-based cathode materials and has already put a hundred-ton production line into operation [1][5] Product Development - Sufang New Energy has developed high-pressure pure lithium-rich manganese-based cathode materials that have been sent to several leading battery manufacturers for sampling [1][3] - The company has also launched a lithium-rich manganese-based cathode lithium supplement product, aiming for commercial breakthroughs in mid-to-low voltage applications [1] Technical Achievements - The voltage decay of lithium-rich manganese-based materials occurs mainly within the first 200 cycles, which is a critical threshold for their application as main materials [3] - The company employs a multi-level precise doping method to stabilize the honeycomb structure of lithium-rich manganese-based materials during production, with research results published in the journal Nature Energy [1][3] Market Strategy - Sufang New Energy is pursuing a two-pronged strategy: long-term investment in high-pressure pure lithium-rich manganese-based cathode materials and the introduction of lithium supplement products to accelerate commercialization [4] - The company aims to develop a lithium-rich manganese-based material that can perform comparably to existing high-nickel ternary materials at 4.5V, with a cost advantage of approximately 30% [4] Future Prospects - The company has initiated a new round of financing to advance research and the construction of a thousand-ton production line [5] - The development trend in lithium-ion batteries includes increasing energy density and reducing costs, with lithium-rich manganese-based materials recognized as the next generation of high-energy cathode materials [5]

Market Overview - On June 20, the A-share market saw all three major indices close lower, with the Shanghai Composite Index down 0.07% to 3359.90 points, the Shenzhen Component down 0.47% to 10005.03 points, and the ChiNext Index down 0.84% to 2009.89 points [1] - The total trading volume in the Shanghai and Shenzhen markets was 10,677 billion yuan, a decrease of 1,829 billion yuan compared to June 19 [1] - The market experienced a decline in trading volume and a net outflow of nearly 30 billion yuan in main funds on June 20 [3] Sector Performance - The shipbuilding, insurance, shipping ports, electronic chemicals, liquor, and banking sectors showed the most significant gains, while the mining, cultural media, precious metals, gaming, internet services, power equipment, and diversified finance sectors faced the largest declines [1] - The liquor sector demonstrated resilience, with 29 out of 37 stocks rising despite some afternoon adjustments, supported by favorable commentary regarding the regulation of alcohol consumption among public officials [2] - Solid-state batteries and photovoltaic concepts saw a broad increase, driven by fluctuations in international oil prices due to Middle Eastern tensions, highlighting a renewed interest in stable and clean energy sources [2] Company Insights - Xiangtan Electric, a notable player in the battery materials and wastewater treatment sector, experienced a significant stock price increase, attributed to its status as a leading global supplier of electrolytic manganese dioxide, widely used in battery applications [3] - In Q1 2025, Xiangtan Electric reported earnings per share of 0.08 yuan and a net profit of 47.32 million yuan, reflecting a year-on-year decline of 2.54% [3] - The company has established joint research and development mechanisms with several solid-state and semi-solid battery enterprises, indicating a strategic focus on innovation and collaboration in the energy sector [3]