The results showed that in the process of formaldehyde adsorption,formaldehyde could be oxidized into carbon dioxide and water or turned into polyformaldehyde by using manganese dioxide.

• 通过对表征结果的比较可知,在脱除甲醛过程中,二氧化锰起了催化氧化作用,能将甲醛氧化成二氧化碳和水,也能使甲醛缩聚生成多聚甲醛。