芳香腈是精细化工产品的重要中间体 ,主要的生产国有日本、美国、德国、中国。目前 ,国内开发成功的以细颗粒催化剂和自由湍流流化床为特点的芳香烃氨氧化合成芳香腈的技术已达到国际先进水平 ,并已经实现工业化 Aromatic nitrile is an important intermediate of fine chemical products, the main producing countries are Japan, the United States, Germany, China. At present, the technology of ammoxidation of aromatic amines to aromatic nitriles, which is successfully developed domestically and characterized by fine-grained catalyst and free turbulent fluidized bed, has reached the international advanced level and has been industrialized