大连：推动创新链与产业链互嵌共生

Core Insights - A new high-performance engineering plastic developed by a team led by academician Qian Xigao is entering the industrialization phase in Dalian, capable of withstanding temperatures above 350 degrees Celsius and possessing dissolvable properties [1][2] - The project, with a total investment of approximately 685 million yuan, is set to begin trial production by the end of 2025, with plans for a second phase to expand production capacity to 2,000 tons per year [2] Group 1: Innovation and Development - The new material overcomes the industry bottleneck of combining high-temperature resistance and dissolvability, making it the highest-rated polyarylether engineering plastic globally [2] - Dalian's innovation-driven development is highlighted by a stable R&D investment intensity of over 3%, a local technology conversion rate exceeding 45%, and an average of 17.5 high-value invention patents per ten thousand people [3] Group 2: Industry Transformation - The traditional petrochemical industry in Dalian is undergoing a transformation, providing fertile ground for new materials and processes developed in laboratories [3] - The development of a green production technology for ethylene amine, which has been monopolized by foreign entities, showcases the successful collaboration between local scientists and entrepreneurs [3][4] Group 3: Collaborative Efforts - The partnership between Hengli Petrochemical and Dalian Institute of Chemical Physics exemplifies the integration of technology licensing and industrial application, with Hengli investing 500 million yuan to build production facilities [4] - The technology has been implemented in seven domestic and international facilities, achieving a total capacity of 300,000 tons per year and capturing over 50% of the domestic market share [5] Group 4: Future Directions - Dalian's science and technology bureau plans to focus on strengthening innovation platforms, establishing concept verification centers, and forming industry-academia-research alliances to enhance regional technological innovation [5]