年产 5 万吨醋酐生产装置精馏工段的初步设 计目录摘要 ............................................................................................................................................................ 11 绪论 ......................................................................................................................................................... 21.1 醋酸酐 ................................................................................................................................................ 21.2 醋酸酐的危险 ..................................................................................................................................... 21.3 醋酸酐的上下游化合物 ..................................................................................................................... 21.4 作用与用途 ......................................................................................................................................... 31.5 贮存方法 ............................................................................................................................................. 31.6 合成方法 ............................................................................................................................................. 41.6.1 乙烯酮法 ................................................................................................................................ 41.6.2 丙二酸法 ................................................................................................................................ 41.6.3 丙酮法 .................................................................................................................................... 41.6.4 丁二烯法 ................................................................................................................................ 41.6.5 高温裂化精馏法 ...................................................................