Activated alumina for hydrogen peroxide, also known as hydrogen peroxide alumina, is a specially engineered aluminum oxide adsorbent designed for use in hydrogen peroxide production, purification, concentration, and storage systems. It is widely applied in most industrial hydrogen peroxide production units and offers a long operational service life under continuous processing conditions.
Since hydrogen peroxide is inherently unstable and susceptible to catalytic decomposition by trace impurities, maintaining product purity and stability is critical throughout the manufacturing process. Hydrogen peroxide alumina plays an important role in achieving these objectives, making it an indispensable functional material in modern hydrogen peroxide production facilities.
First, hydrogen peroxide alumina acts as a highly efficient adsorbent for removing trace impurities from hydrogen peroxide solutions. Activated alumina possesses a large specific surface area and abundant adsorption sites, enabling it to effectively capture these impurities, thereby improving hydrogen peroxide purity, enhancing storage stability, and extending product shelf life.
Second, hydrogen peroxide alumina is widely used as a packing material or catalyst carrier in hydrogen peroxide concentration towers and related processing equipment. It improves gas-liquid contact efficiency, promotes uniform fluid distribution, and helps control localized heat accumulation, thereby reducing the risk of hydrogen peroxide thermal decomposition during concentration operations.
Third, hydrogen peroxide alumina effectively adsorbs trace metal ions that can catalyze hydrogen peroxide decomposition. Through selective adsorption and immobilization of these metal contaminants, activated alumina helps inhibit unwanted decomposition reactions, improves process safety, reduces hydrogen peroxide losses, and enhances overall production efficiency.
| Crystal Type | γ | |||
| Chemical Formula | Al2O3·nH2O | |||
| Diameter(mm) | 4-6 | 3-5 | 1.5-3 | 1-3 |
| Bulk Density(g/ml) | ≥0.7 | ≥0.7 | ≥0.7 | ≥0.7 |
| Crush Strength(N) | ≥150 | ≥120 | ≥50 | ≥50 |
| Surface Area(m2/g) | ≥300 | ≥300 | ≥300 | ≥300 |
| Pore Volume(cm3/g) | ≥0.38 | ≥0.38 | ≥0.38 | ≥0.38 |
| Wear Ratio(%) | ≤0.60 | ≤0.60 | ≤0.60 | ≤0.60 |
* Hydrogen Peroxide Production.
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