摘要:在合成醋酸过程中需要脱除高浓度CO中含有的微量O2.一般使用Pd-Al2O3脱氧剂,但该催化剂易CO中毒,活性很低,要使出口氧浓度降低到合格的标准必须在高达250℃的温度下催化反应脱除,但在该温度下易发生CO歧化结炭反应,导致整个合成过程无法进行。
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