均苯四甲酸二酐的制备及应用前景  

Syntesis and application of pyromellitic dianhydride

作　　者：宋丽萍[1] 郭志英[1] 

机构地区：[1]中科院山西煤炭化学研究所

出　　处：《天然气化工—C1化学与化工》1993年第3期37-42,共6页Natural Gas Chemical Industry

摘　　要：概述了由不同原料、途径制备均苯四甲酸二酐的方法及其应用前景。着重介绍了由均四甲苯、偏三甲苯等为原料合成均苯四甲酸二酐的方法。Preparation of pyromellitic dianhydride (PMDA) from various raw materials by different processes is reviewed with the emphasis on the synthesis and application of PMDA from such feedstocks as durene,1,2,4-trimethylbenzene,etc.

关 键 词：苯四甲酸二酐 均四甲苯 PMDA 制备 

分 类 号：TQ245.23[化学工程—有机化工]