双氧水行业安全提升呼唤工艺升级

Industry Overview - The hydrogen peroxide production capacity in China is rapidly expanding, with 122 existing acid-base alternating fixed bed production units, which pose significant safety risks due to the potential for hydrogen peroxide decomposition and explosions [1] - The Ministry of Emergency Management has issued guidelines to eliminate the acid-base alternating process and prioritize the use of fluidized bed technology to enhance the inherent safety of hydrogen peroxide production [1] Technological Innovations - Jiangsu Zhongxu Technology Co., Ltd. has developed over 60 proprietary technologies for hydrogen peroxide production, successfully transferring more than 70 units domestically and internationally [2] - The company has replaced the traditional acid-base alternating process with a fully acidic fixed bed process, which operates in a weakly acidic environment, significantly reducing the risk of hydrogen peroxide decomposition and explosions [2] - The new process also features a comprehensive protective system and full automation, improving production safety, efficiency, and reducing waste and material consumption [2] Research and Development - China National Chemical Corporation and Tsinghua University have collaborated to develop a micro-reactor technology for enhancing the anthraquinone method of hydrogen peroxide production, achieving a 100% conversion rate of hydrogen and oxygen [2] - The core reactor's size has been reduced to one-tenth of traditional reactors, with minimal or no tail gas emissions, and a pilot test for continuous production at a scale of hundreds of tons has been completed [2] - The research team is working on designing modular distributed production units and developing process packages for larger-scale studies [2] Key Components - Alkyl anthraquinone is a critical element in the anthraquinone method for hydrogen peroxide production, influencing technological advancements [3] - The research team at Sinopec Petroleum and Chemical Research Institute has identified the solubility and stability issues of anthraquinone, leading to the development of a new high-performance anthraquinone structure through alkylation-oxidation methods [3] - This new anthraquinone shows significantly improved solubility and stability compared to pentyl anthraquinone, with plans for industrialization and platform technology development [3]