摘要
介绍了均苯四甲酸二酐的用途和生产方法。对以均四甲苯为原料、采用空气催化氧化法制备均苯四甲酸二酐的过程 ,介绍了其催化剂的载体种类、活性组分以及温度、空速、反应物浓度等工艺条件的影响。完成了 10 0t/a生产装置的设计。总结了该生产装置的实际运行情况 。
The application and production process of 1,2,4,5 benzenetetracarboxylic dianhydride are presented. The process of producing 1,2,4,5 benzenetetracarboxylic dianhydride by catalysis and air oxidation with 1,2,4,5 tetramethyl benzene as raw material is described including the types of catalyst carriers, active constituent as well as the influence of the temperature, space velocity and concentration of the reactors. Furthermore, the preliminary design of a producing installation of 100t/a of 1,2,4,5 benzenetetracarboxylic diarhydride is made. According to the practical operating situation, the direction of further improvement is pointed out.
出处
《化学工业与工程技术》
CAS
2003年第1期7-10,共4页
Journal of Chemical Industry & Engineering
关键词
均四甲苯
均苯四甲酸二酐
制备
催化剂
Tetramethyl benzene
1,2,4,5 Benzene tetracarboxylic dianhydride
Production
Catalyst
