The results show that the re oxidation temperature of VPO catalyst is very important to n butane selective oxidation to MA operated under unsteady state mode.

• 在固定床微型反应器中,利用在线质谱动态响应技术,考察了VPO催化剂再氧化温度和不同氧物种对正丁烷选择氧化制顺酐(MA)的影响。