Core Viewpoint - The article highlights the launch of China's first integrated production project for 100,000 tons/year ASA resin by Lihua Yi Li Jin Refining Co., which represents a significant advancement in high-end chemical materials and establishes a complete industrial chain for ASA resin production [1][2]. Group 1: Project Overview - The total investment for the ASA resin project is 2.2 billion yuan, utilizing advanced technology from the US-based Dushinib [1]. - The project leverages existing products such as styrene, acrylonitrile, MMA, and AMS to create a fully integrated production line for ASA resin [1]. Group 2: Product Characteristics - ASA resin, an upgraded variant of ABS resin, offers superior aging resistance, weather resistance, color stability, and coloring performance [1]. - It maintains 75% of its room temperature impact resistance even in extreme conditions of -30°C, making it a next-generation impact-modified resin [1]. Group 3: Applications - ASA resin is primarily used in the automotive, electronics, and construction industries, replacing certain metal materials in automotive parts such as exterior shells, bumpers, and mirrors [2]. - In the electronics sector, ASA resin is applied in outdoor mobile antennas, washing machine panels, and other components requiring durability against aging [2]. Group 4: Competitors - Major producers of ASA resin include BASF, General Electric (now SABIC), INEOS, Dow Chemical, and several Japanese and Korean companies [2].

Core Viewpoint - The 2025 Polymer 3D Printing Materials Summit aims to address the challenges and opportunities in additive manufacturing technology, particularly in high-end applications such as aerospace, biomedical, and robotics, while emphasizing the integration of artificial intelligence to enhance industry intelligence and innovation [2][3]. Event Information - The summit will take place from July 18-20, 2025, in Hangzhou, Zhejiang [4]. - Key figures include Xia Hesheng from Sichuan University, Wu Lixin from the Chinese Academy of Sciences, and Li Xiping from Zhejiang Normal University [4]. Objectives and Themes - The forum focuses on high-end application scenarios, addressing core demands for integration, lightweight, high performance, and customization across materials, structures, and processes [3]. - It aims to create a comprehensive platform for sharing the latest trends, innovations, and application needs in the additive manufacturing industry, promoting deep cooperation across the supply chain [3]. Agenda Highlights - The main forum will discuss the opportunities and challenges in additive manufacturing under new international circumstances and policy directions [6]. - Specific themes include breakthroughs in common challenges between "Artificial Intelligence+" and 3D printing, innovations in industrial applications, and advancements in biomedical applications [7][8][9]. Call for Participation - Experts, scholars, and industry professionals are encouraged to submit posters for technical exchange and to contribute to the development of the 3D printing industry in the polymer field [11]. Registration and Fees - Registration fees are set at ¥2800 for corporate and research representatives and ¥1800 for students, with early bird discounts available [15].

Core Viewpoint - Sulfide solid electrolytes are emerging as a promising material for all-solid-state batteries due to their high ionic conductivity, good flexibility, and excellent machinability [1] Production Challenges - The production of lithium sulfide, a key raw material for sulfide solid electrolytes, faces challenges such as complex synthesis processes requiring high temperatures and inert gas protection, leading to increased processing costs [2] - Chemical side reactions between solid electrolytes and battery electrodes may affect the stability of the battery interface [2] Industry Developments - Companies are actively investing in the production of lithium sulfide to meet market demand. For instance, Idemitsu Kosan plans to achieve an annual production of 1,000 tons of lithium sulfide by 2027-2028 [3] - In China, several companies, including Ganfeng Lithium, have made significant progress in this field [3] Company Summaries - **Ganfeng Lithium**: Achieved mass production capability of battery-grade lithium sulfide in 2022 and plans to expand production lines in 2024. Their lithium sulfide products have a purity of 99.9% and D50 ≤ 5μm, meeting the technical requirements for high-conductivity solid electrolyte materials [4] - **Enjie Co., Ltd.**: Since 2021, has been collaborating with Central South University to develop low-cost, high-purity lithium sulfide products. They have established a ton-level pilot line and completed debugging of a hundred-ton intermediate production line [5] - **Tianqi Lithium**: Announced completion of industrialization preparations for lithium sulfide by May 2025, with significant improvements in uniformity and activity of their new battery-grade lithium sulfide micro-powder [6] - **Sichuan Wanbang New Energy**: Established in 2019, has production capabilities for lithium sulfide and plans to build a demonstration line with an annual capacity of 200 tons of high-purity lithium sulfide [7] - **Tianhua New Energy**: Engaged in research and development of sulfide solid electrolytes and low-cost ultra-pure lithium sulfide, with ongoing testing of their products [8] - **Guanghua Technology**: Plans to expand its lithium sulfide production capacity from 300 tons/year to 3,000 tons/year based on market demand [9] - **Xiamen Tungsten**: Developing new synthesis processes for lithium sulfide, showing promising results in pilot tests [10] - **Yanyi New Materials**: Launched lithium sulfide products in August 2024, gaining recognition from leading domestic companies and research teams [11] - **Taihe Technology**: Currently in the small-scale testing phase for lithium sulfide synthesis technology [12]

Core Viewpoint - The successful application of Sinapara® aramid materials by Sinochem International in a new battery box product marks a significant breakthrough in the context of the upcoming national standards for electric vehicle power batteries [1][2]. Group 1: National Standards and Safety Requirements - The new mandatory national standard "Safety Requirements for Power Batteries for Electric Vehicles" (GB 38031—2025) will be implemented starting July 2026, significantly raising safety thresholds compared to the 2020 version, with additional testing requirements for battery box materials, structural design, and engineering processes [2]. - The Coleitec SafePackTM product features a "sandwich structure" technology protection system, enhancing the safety performance of the battery pack through multi-material collaboration, capable of withstanding impacts of 500 to 1200 joules, exceeding national standards by 3 to 8 times [3]. Group 2: Product Features and Benefits - Sinapara® aramid materials not only provide excellent safety performance but also contribute to a weight reduction of 20% to 30% compared to traditional pure metal battery boxes, optimizing overall vehicle energy consumption [4]. - The Sinapara® aramid long fiber products have undergone life cycle assessment (LCA) and carbon footprint verification, enabling clients to meet higher energy consumption and environmental standards [5].

图片来源：华鑫新材 据悉，时代华鑫成立于2019年，原为中车时代新材产品事业部，现为混改股份制企业，公司主要股东有华舆国创、中车时代新材、中国国调基金、国 开制造转型、国投创业、民生基金、湖南高新、达晨财智等，是国家级专精特新"小巨人"企业。公司主要从事 高性能聚酰亚胺薄膜 等相关高分子材料 的研究和开发及生产 ，2017年建成了 国内首条化学亚胺法PI薄膜生产线 ，成功实现了 化学亚胺制膜规模化量产和商品化 。产品广泛应用于苹果、三 星、华为、荣耀、OPPO、VIVO、小米、Google和亚马逊等国内外著名公司。 产品方面： 时代华鑫目前在透明聚酰亚胺薄膜、耐电晕聚酰亚胺薄膜、超尺寸稳定型聚酰亚胺薄膜（IC封装）、普通稳定型聚酰亚胺薄膜（FPC）、 导热石墨用聚酰亚胺薄膜均有相关布局。值得一提的是，时代华鑫是 全球首家开发出90微米以上超厚型导热石墨原膜 的企业，可应用于50微米以上高 热通量导热石墨片的制备。 产能方面： 时代华鑫现有产线2条，另有规划建设产线1条，远期规划产线1条，一号、二号产线已投产， 产能合计约1,200吨 ;三号产线正在规划建设 中，产能约900吨;四号产线为远期规划产线，产能约1 ...

浩瀚苍穹上， "祝融号"火星车稳健穿越沙丘地形，无惧发动机1200℃高温，轻松应对火 星-120℃低温。标志着中国自主研发的 纳米气凝胶 打破了国外技术垄断； 寂静海洋里， "海斗一号"朝着更深处突破极限，验证了我国 全海深固体浮力材料 已告别了全 进口困境； 近年来我国化工企业在科技研发上屡次刷新中国速度，在多个关键基础材料上打破国际巨头垄 断。这在当前全球贸易战乌云笼罩之下，显得尤为重要。 2025年4月美国对包括中国在内的多个国家加征关税，中国随即反制，双方互征关税超过 100%，造成实际上两国贸易脱钩。 虽然目前贸易战暂停，给与 90天谈判期，但这柄达摩之剑始终是悬在头顶的巨大危险。 中国化 工行业有多款关键材料依赖进口，一旦供应受阻，对国民经济伤害甚大 。 中国化工人加速进口替代的研发，促进化工科技的崛起，已经刻不容缓。不仅关系到提高人民生 活质量，更是为了稳固重点产业链、供应链安全的必经之路。 而 国产 PTFE抗滴落剂 的发展及进口替代就是中国化工科技崛起的一个经典缩影 。 一、PTEF抗滴落剂是新能源汽车、电子等行业的关键基础性材料 PTFE抗滴落剂 是一种高性能添加剂， 主要用于热塑性塑料的 ...

Core Viewpoint - Hydrogen energy is becoming a crucial direction for global energy green and low-carbon transition, driven by the dual requirements of "energy security" and "dual carbon" goals. Renewable energy-generated green hydrogen can replace gray and blue hydrogen, aiding the clean low-carbon transition of traditional fossil energy sectors [5]. Group 1: Hydrogen Production and Technology - The integration of renewable energy with water electrolysis for hydrogen production can leverage the advantages of both, providing electricity for hydrogen production while using hydrogen as a storage method for renewable energy [5]. - Industrial hydrogen production requires a stable and continuous supply, but renewable energy sources like wind and solar are intermittent, making reliable hydrogen supply challenging [5]. - Research on adaptive strategies for hydrogen production under unstable renewable energy supply is essential to achieve stability, safety, and economic efficiency in hydrogen production systems [5]. Group 2: Course and Technical Analysis - A specialized online course on off-grid renewable energy hydrogen production and its economic analysis is being offered, focusing on capacity optimization and lifecycle economic analysis of off-grid systems [6][7]. - The course will cover key technologies for optimizing capacity in off-grid renewable energy electrolysis systems and analyze comprehensive application scenarios [6][7]. Group 3: Industry Forum - The "2025 Renewable Energy Hydrogen Production Industry Development Forum" will be held on July 10-11, 2025, in Suzhou, Jiangsu, focusing on the current status and development trends of the renewable energy electrolysis hydrogen production industry [10][11]. - The forum will discuss key materials and system innovations in hydrogen production technology, including ALK/PEM/AEM technologies, and explore new trends in green hydrogen project applications [11][14]. - Various activities, including a youth forum and technical seminars, will facilitate discussions on cutting-edge technologies and industry challenges [18][19].

在能源技术迭代浪潮中，固态电池与硅基负极构成双核引擎，正引领着能源领域的变革，成为推动 产业升级与商业化加速的两大超级风口。 固态电池与硅基负极技术的应用前景极为广阔，涵盖了 汽车、eVTOL（电动垂直起降飞行器）、 人形机器人、无人机、消费电子、智能穿戴设备 等众多领域。本次大会将聚焦固态电池及硅基负 极技术，深度剖析其在产业化过程中面临的难点，并共同探寻切实可行的解决方案。无论是技术瓶 颈的突破，还是市场应用的拓展，这里都将为您提供最前沿的行业动态和最具前瞻性的发展思路。 为更好地促进产业上下游交流合作，加速技术向产品的转化落地， 2025第四届固态电池大会暨硅 基负极产业创新大会 特别设立 "终端应用企业免费参会通道" 。 现面向消费电子、交通运输、智 能制造等领域的终端单位开放 200个免费参会名额 （每单位限报2人，需审核），欢迎有实际应 用意向的企业代表报名参与！ 重点面向以下电池终端应用行业 一、消费电子领域 三、智能制造领域 • 智能手机、平板、笔记本制造商 • 可穿戴设备商（智能手表、手环等） 二、交通运输领域 • 新能源汽车及其零部件供应商 •电动两轮车（电动自行车、电动摩托车等） • 人 ...

Core Viewpoint - 3D printing technology, also known as additive manufacturing, is widely applied in various fields such as complex structural components, personalized products, and rapid prototyping, with polymer materials dominating over half of the 3D printing materials market [1][2]. Group 1: 3D Printing Polymer Materials - High polymer materials are essential in 3D printing, including photopolymer resins, polymer powders, and filaments, each with specific applications and properties [1]. - Photopolymer resins are suitable for light polymerization and material jetting technologies, rapidly curing under specific wavelengths of light [1]. - Polymer powders are primarily used in selective laser sintering (SLS) and multi-jet fusion (MJF) technologies, with common materials like PA12 and PEEK [1]. - Filaments are mainly used in fused deposition modeling (FDM) technology, with advancements allowing for the use of semi-crystalline polymers [1]. Group 2: Applications of 3D Printing Polymer Materials - The applications of 3D printing polymer materials span across multiple industries, including medical, automotive, aerospace, and consumer electronics [2]. - In the medical field, customized dental prosthetics and orthopedic implants enhance patient quality of life [2]. - In the automotive sector, lightweight components and complex structures reduce vehicle weight and fuel consumption [2]. - Aerospace applications include engine components and thermal insulation materials, improving aircraft performance and safety [2]. - Consumer electronics benefit from personalized accessories like phone cases and headphones, expanding consumer choices [2]. Group 3: Industry Leaders and Innovations - Leading companies such as Arkema, SanGreen, Anisoprint, and others showcased their latest 3D printing polymer and composite materials at the 2025 Shanghai TCT Asia Exhibition [2][4][6][11]. - Arkema presented high-performance materials solutions like Sartomer's N3x tDimension® photopolymer resin and Orgasol® PA12 for various 3D printing processes [4]. - SanGreen displayed products including PA6-GF and PA12-CF, highlighting a collaboration with Tsinghua University for a lightweight drone made from nylon 12 and carbon fiber [6]. - Anisoprint introduced its patented Composite Fiber Co-Extrusion technology, offering a range of continuous fiber-reinforced materials for various applications [11]. Group 4: Material Performance and Characteristics - Materials like PEEK, PEKK, PA11, PA12, and carbon fiber-reinforced composites (e.g., PA12-CF) exhibit excellent mechanical properties, chemical resistance, and high-temperature stability, making them suitable for aerospace, automotive, and medical applications [54]. - Continuous fiber 3D printing technology is gaining traction, with equipment available from desktop to industrial levels, widely applied in low-altitude economy, robotics, and aerospace [55]. - The industry is focusing on multi-scenario solutions, emphasizing carbon fiber reinforcement, lightweight, and flexible materials, with a future emphasis on sustainability [56].

【DT新材料】 获悉，近日， 由 中国化学城投公司 投资建设的年产5万吨超高分子量聚乙烯树脂项目（一期工程）中交仪式顺利举行，标志着项目全 面转入试生产前调试阶段 。 该项目总投资 8.3亿元 ，规划建设2套超高分子量聚乙烯树脂生产装置，产能分别为2万吨/年和3万吨/年，项目预计于今年8月正式投产。 技术方面，该项目采用了中国化学 自主知识产权的先进工艺技术路线。 该技术以高效催化剂为核心，能够精准控制聚合物分子量， 配合间歇法釜式淤 浆聚合工艺 ，通过独特搅拌器技术和外循环撤热方式，有效解决粘釜积料问题，实现产品质量的高度稳定，部分性能指标甚至优于进口产品。 超高分子量聚乙烯（UHMWPE） 具有出色的耐磨性、自润滑性、高强度和化学稳定性，其拉伸强度高达3 -3.5 GPa，拉伸模量在100 -125 GPa之间， 广泛应用于 国防军工、航空航天、新能源、户外/家纺、医疗、海洋、人形机器人等领域，可 用于制备 医疗植入物、防弹衣、锂电池隔膜、绳索和缆 绳、机器人灵巧手腱绳、滑动元件以及各种耐磨部件等。 全球 UHMWPE的主要生产企业有 埃万特（原帝斯曼 ）、 霍尼韦尔、日本东洋纺 等。近年来，随着 锂电池 ...