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介孔二氧化锰的制备及催化氧化甲醛研究

程海军 丁欣宇 沈拥军 蔡再生 景晓辉

印染助剂2016,Vol.33Issue(8):5-9,5.
印染助剂2016,Vol.33Issue(8):5-9,5.

介孔二氧化锰的制备及催化氧化甲醛研究

Preparation of mesoporous manganese dioxides and catalytic oxidation of formaldehyde

程海军 1丁欣宇 1沈拥军 1蔡再生 2景晓辉1

作者信息

  • 1. 南通大学化学化工学院,江苏南通 226019
  • 2. 东华大学化学化工与生物工程学院,上海 201620
  • 折叠

摘要

Abstract

The mesoporous manganese dioxides were synthesized by precipitation of potassium perman⁃ganate and hydrogen peroxide. The morphology structure of manganese dioxides was characterized by X- ray diffraction (XRD), scanning electron microscope (SEM), brunauer emmett tel er (BET) and Fourier transform in⁃frared spectroscopy (FTIR). Mesoporous manganese dioxide was used as catalyst of formaldehyde catalytic oxi⁃dation tests under normal temperature and pressure and matt environment. The catalytic oxidation activity of manganese dioxides was confirmed by the degradation test of formaldehyde. The results showed that after 4 h, the formaldehyde could be oxidized to carbon dioxide and water, and the formaldehyde purification efficien⁃cy was 99%.

关键词

介孔二氧化锰/催化氧化/甲醛

Key words

mesoporous manganese dioxide/catalytic oxidation/formaldehyde

分类

化学化工

引用本文复制引用

程海军,丁欣宇,沈拥军,蔡再生,景晓辉..介孔二氧化锰的制备及催化氧化甲醛研究[J].印染助剂,2016,33(8):5-9,5.

基金项目

国家自然基金项目(21246010);南通市科技项目 ()

印染助剂

OA北大核心CSTPCD

1004-0439

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