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大咖分享(五) | 万华化学 夏成志:国产尼龙12材料高性能研究与创新应用
DT新材料· 2025-06-04 16:34
Core Viewpoint - The article highlights the challenges faced by traditional materials in critical sectors such as automotive pipelines, energy infrastructure, and gas transmission, and presents Wanhua Chemical's nylon 12 solution as a breakthrough to address these issues [1][2]. Group 1: Challenges in Traditional Materials - Ordinary nylon materials suffer from water absorption and performance degradation in high humidity and salt spray environments, leading to pipeline cracking [1]. - Metal pipelines are prone to corrosion, posing risks of rupture, while conventional cable sheaths are vulnerable to termite damage and mechanical wear [2]. Group 2: Wanhua Chemical's Nylon 12 Solution - Wanhua Chemical has developed a fully controllable nylon 12 solution, achieving large-scale production of 20,000 tons annually since 2022, overcoming technical barriers from raw materials to finished products [4]. - The nylon 12 material features a unique 12-carbon chain structure, offering a combination of rigidity and flexibility, with a super low water absorption rate of 0.7%, making it ideal for various applications [4]. Group 3: Applications and Innovations - **Automotive Pipeline Upgrades**: Wanhua's nylon 12 cooling pipes exhibit less than 15% performance degradation under rigorous testing, with materials for air brake pipes passing national and international certifications [4][5]. - **Energy Infrastructure Safety**: The nylon 12 cable sheath is resistant to termite damage and mechanical wear, achieving permanent protection without chemical additives, and has led to the establishment of the first domestic nylon 12 cable sheath standard [5]. - **Gas Transmission Innovations**: The first nylon 12 gas pipe material in China demonstrates significant corrosion resistance and reduced maintenance costs, having passed stringent testing standards [6]. - **Sports Technology Advancements**: The nylon 12 material is utilized in sports shoes for its low density and durability, supporting eco-friendly designs and high-performance applications [7].