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间苯二甲酰氯(IPC)是制备间位芳纶的主要原料之一。本文综述了目前间苯二甲酰氯的四种制备方法及各制备方法存在的优点和缺点,并结合现有生产现状指出了目前间苯二甲酰氯行业发展所存在的问题和不足,并提出了该行业今后的发展方向。
Isophthaloyl chloride (IPC) is one of the main raw materials for preparing meta-aramid. This paper reviews the four preparation methods of isophthaloyl dichloride and the advantages and disadvantages of each preparation method, and points out the problems and shortcomings in the current development of isophthaloyl chloride industry combined with the existing production status. The industry’s future development.