中化新网讯近期，青岛高新区秉持"服务走在审批前"的核心理念，通过前期精准走访调研与全程帮办代 办的优质服务，为斯坦德集团青岛生命科学检测研发创新基地项目高效完成节能审查承诺备案。 对此，该项目负责人表示，"从政策解读到手续办结，审批部门全程上门服务，让我们少跑腿、快办 事。" 下一步，青岛高新区行政审批服务部将持续深化承诺制审批改革，聚焦重点产业链企业发展需求，不断 完善"金牌团队"服务机制，积极推动"企业找政策"向"政策找企业"的转变，以更优质、更高效、更精准 的政务服务，持续优化区域营商环境。 为保障该项目的节能审查环节，青岛高新区对已完成区域节能评价(区域能评)的特定项目，创新实 行"承诺备案制"替代传统"单独审查制"的审批模式，有效简化了审批环节，大幅提升了审批效率。 在日常走访中，青岛高新区行政审批服务部设立"金牌团队"，精准匹配节能审查相关规范要求，专员主 动上门，现场为斯坦德集团详细解读"能耗+碳排放"双控要求，手把手指导企业梳理项目能效指标、碳 排放测算等核心材料，确保企业精准把握政策要点，顺利推进备案流程。 ...

Core Viewpoint - Tangshan Sanyou Group has introduced a technology for the treatment and deep utilization of concentrated seawater, addressing environmental pollution while enhancing its chemical industry base and creating a marine economic industrial chain [1] Group 1: Technology and Environmental Impact - The new technology resolves the issue of direct discharge of industrial waste concentrated seawater, which pollutes the environment [1] - It enables the extraction of valuable resources such as bromine, contributing to a sustainable industrial process [1] Group 2: Economic Benefits - The technology can process 91 million cubic meters of waste concentrated seawater annually, producing 240,000 tons of liquid salt equivalent to raw salt [1] - It generates 250,000 tons of high-quality freshwater daily, supporting surrounding enterprises [1] Group 3: Project Status and Future Implications - The first phase of the project is currently under construction and is expected to become a model for comprehensive utilization of concentrated seawater [1] - The project is anticipated to positively influence technological advancement and green development in related industries [1]

Core Viewpoint - The research team led by Zhang Yiheng from the Tianjin Institute of Industrial Biotechnology has achieved a significant breakthrough in the conversion rate of cellulose to starch, reaching 93.3% efficiency [1] Group 1: Technological Innovations - The team developed a new energy recycling pathway that enhances glucose recovery and activation, addressing carbon loss issues and increasing theoretical starch yield from 50% to 100% [1] - A more stable and efficient "enzyme factory" was created, identifying a series of novel enzyme components with high thermal stability, allowing reaction temperatures to rise to 50°C, which accelerates reaction speed and reduces enzyme usage [1] - Through precise coordination and regulation of the reaction system, the team successfully transformed theoretical advantages into practical productivity, achieving a high conversion rate of 93.3% [1] Group 2: Application Potential - The technology not only produces standard starch but also generates high-value starch with precise structural control, showcasing potential applications in high-end food, pharmaceuticals, and materials sectors [1]

Core Viewpoint - The company has successfully replaced traditional copper-based catalysts with self-developed precious metal catalysts in the production of rubber antioxidants, leading to significant improvements in production efficiency and process stability [1] Group 1: Production Process Innovation - The new precious metal catalyst allows for a 40% reduction in reaction temperature compared to traditional methods [1] - Pressure during the production process has been reduced by 60% with the new catalyst [1] - The overall production process has been shortened by one-third, enhancing continuity and stability [1] Group 2: Technical Development - The company’s research institute developed the precious metal catalyst specifically for rubber antioxidant production, addressing issues related to complex procedures and side reactions [1] - The implementation of fixed-bed continuous hydrogenation technology complements the new catalyst, marking a significant technological advancement in the production process [1]

Core Viewpoint - Dalian Rubber and Plastic Machinery Co., Ltd. has successfully overcome the technical bottleneck in high-precision processing of ultra-long and ultra-fine spindle shafts, enhancing capabilities in high-end equipment manufacturing [1] Group 1: Technical Achievements - The company has developed a new innovative process called "segmented cutting + dynamic precision compensation" to address challenges in spindle shaft processing [1] - The processing requires controlling dimensional errors at the micron level while managing material deformation and vibration during high-speed cutting [1] Group 2: Methodology and Implementation - The team, led by skilled master Zhang Shujun, decomposed the spindle processing into dozens of critical nodes and conducted repeated tests to gather deformation data under various working conditions [1] - A total of 15 technical measures were systematically implemented during the breakthrough process, along with the establishment of standard storage specifications [1] Group 3: Technical Support System - The company has constructed a technical support system that covers the entire processing chain, ensuring comprehensive support for high-precision manufacturing [1]

中化新网讯 近日，中国化学工程所属中国五环工程有限公司自主研发的"第二代高效合成、低能耗尿素 工艺技术"通过了中国石油和化学工业联合会组织的科技成果鉴定。鉴定委员会一致认为，该技术创新 性强，拥有完全自主知识产权，整体技术达到国际领先水平。 目前，第二代高效合成、低能耗尿素工艺技术已在国内外推广30余套，产能超过2500万吨/年，还先后 获得湖北省专利金奖、氮肥工业协会技术进步奖一等奖等，并获得国家授权专利22项，其中发明专利7 项。 该公司研发的新一代全冷凝反应器与新型高压圈工艺流程，在国际上率先实现尿素合成两步反应在各自 最优工艺条件下进行，合成转化率显著提升，蒸汽消耗与循环水消耗大幅降低，从根本上破除了传统尿 素装置的能耗瓶颈。基于该技术建设的安徽昊源化工集团有限公司70万吨/年尿素装置，在72小时现场 考核中运行指标优于设计值，单位尿素产品的2.5MPaG饱和蒸汽消耗降低到562.9千克，达到行业先进 水平。 ...

Group 1 - The "Xintai Cup" National College Student Chemical Safety Design Competition finals and Chemical Safety Education Forum were held at South China University of Technology on December 6 [1] - Over 200 teams from various universities participated in the competition, with representatives from ten universities, including Sichuan University and Central South University, advancing to the finals [1] - The final projects included a design for an annual production of 80,000 tons of 1,4-butanediol using the succinic anhydride hydrogenation method and a design for a green hydrogen project with an annual output of 2,000 tons, both winning special awards [1] Group 2 - The forum was organized by the Chinese Chemical Society, hosted by South China University of Technology, and co-organized by Shenzhen Xintai Pharmaceutical Co., Ltd., aiming to create a platform for exchanging experiences in chemical safety technology and education [1] - The forum included thematic interviews and speech sessions to enhance discussions on chemical safety [1]

Core Viewpoint - The development of supercritical carbon dioxide (sCO2) power generation technology is crucial for achieving China's dual carbon goals and constructing a new power system, marking a significant advancement in modern energy systems [1][2]. Group 1: Advantages of Supercritical CO2 Power Generation - sCO2 power generation offers high efficiency, flexibility, and compact system design compared to traditional steam power generation, with an efficiency increase of 3-5 percentage points and a regulation speed 3-4 times faster than traditional systems [2]. - The technology is suitable for various energy sources, including coal, solar thermal, and nuclear power, addressing the challenges posed by the intermittency of renewable energy sources [2]. Group 2: Key Technological Breakthroughs - The Xi'an Thermal Engineering Research Institute has made significant advancements in the principles and control strategies for sCO2 systems, leading to the establishment of a 5 MW sCO2 test unit, which has successfully operated for over 2000 hours [3]. - The research has resulted in a comprehensive invention system for sCO2 power generation, achieving international leading levels in performance [3]. Group 3: Commercialization Prospects - A strategic partnership has been formed between Xi'an Thermal Engineering Research Institute and Yulin Energy Group to develop a 50 MW coal-fired sCO2 power generation demonstration unit, expected to exceed 40% efficiency and provide flexible peak regulation capabilities [4]. - This project aims to utilize existing power plant infrastructure, positioning it as the world's first commercially viable large-scale sCO2 power generation unit [5].

Core Insights - The 17th Hou Debang Chemical Science and Technology Award has been announced, recognizing 50 outstanding scientists, including 5 for Achievement Award, 15 for Innovation Award, and 30 for Youth Award [1] - Professor Xiao Fengshou from Zhejiang University received the Achievement Award for his significant contributions in the field of chemical engineering, particularly in zeolite molecular sieve synthesis and catalytic processes [1][7] Group 1: Molecular Sieve and Catalysis Innovations - The concept of "molecular fence" proposed by Xiao Fengshou offers a novel strategy to enhance catalytic performance by controlling the diffusion of reactants and products, addressing fundamental challenges in catalysis [2][3] - The "molecular fence" allows for the selective confinement of byproducts like hydrogen peroxide, facilitating their reaction with methane to produce methanol while enabling the methanol to diffuse out freely [2][3] - This approach has been successfully applied to various catalytic systems, demonstrating its versatility and effectiveness in improving reaction selectivity and efficiency [3] Group 2: Green Synthesis Techniques - Xiao Fengshou's team has developed a green synthesis route for zeolite molecular sieves, eliminating the need for expensive organic templates and reducing environmental pollution [5][6] - The innovative method involves using a small amount of zeolite seeds to guide nucleation, bypassing the spontaneous nucleation phase and leading to high yields of zeolite without organic templates [5][6] - The team also discovered a solvent-free synthesis method that utilizes only the crystallization water present in the raw materials, achieving nearly 100% yield and zero wastewater discharge [6] Group 3: International Recognition and Collaboration - Xiao Fengshou has received prestigious awards such as the Donald W. Breck Award and the Advance Catalysis Award, highlighting his contributions to the field of catalysis [7] - As the Vice President of the International Zeolite Association, he is committed to promoting Chinese catalytic science on the global stage and enhancing international collaboration [7] - The ongoing cycle of research breakthroughs leading to industrial applications and vice versa is driving the advancement of China's chemical engineering sector [8]

Core Insights - The Chengdu-Chongqing region aims to establish a world-class advanced manufacturing cluster, focusing on electronic information and biomedicine, with a total scale exceeding 2.2 trillion yuan [1] Group 1: Collaborative Mechanisms - Sichuan has established a provincial mechanism for collaborative promotion of key industries, while Chongqing has implemented a "33618" modern manufacturing cluster system [1] - The two regions are jointly executing a three-year action plan to enhance the electronic information advanced manufacturing cluster [1] Group 2: Industry Chain Development - Sichuan and Chongqing are strengthening their industry chains in areas such as integrated circuits, new displays, and innovative pharmaceuticals, creating a supply-demand matching platform that has facilitated over 100 billion yuan in mutual orders [1] Group 3: Innovation and Infrastructure - The two provinces are jointly pursuing over 100 national-level innovation platforms, including the National Innovation Center for Ultra-High Definition Video and major scientific infrastructure for translational medicine [1] Group 4: Investment Opportunities - An investment opportunity list was released, covering 35 industrial parks in the Sichuan-Chongqing region, focusing on six key industries for precise supply-demand matching [2] - A specialized service capability list was compiled, detailing professional services in research, industry, and finance [2] Group 5: Biomedicine Initiatives - A list of 104 public service platforms in biomedicine was published, including 41 pilot testing platforms and 28 enterprise technology centers [2] - Five cross-regional cooperation projects were initiated, involving institutions like Sichuan University West China Hospital and companies such as Kelun Pharmaceutical and Boteng Pharmaceutical [2] Group 6: Electronic Information Sector - The first five service workstations for the electronic information advanced manufacturing cluster were inaugurated, and several projects focused on AI quality control in semiconductor processes were signed [3] - Key parks like Chongqing Xiyong Microelectronics Industrial Park and Sichuan Communication Industry Park are actively engaging in ecosystem cooperation [3]