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Wide application of activated alumina in water purifying agent
With the development of economy and technology, human beings pay more and more attention to environmental protection and health issues. Among them, the protection and purification of water resources has become one of the major issues facing the world today. In recent years, activated alumina has been widely used in water purifiers to help people solve water resource problems with its unique properties and functions.
Activated alumina, also known as activated alumina film, is a porous material with a network structure. The preparation of activated alumina mainly adopts chemical methods. At high temperature, the surface of alumina powder is activated and then heated and dehydrated to obtain a honeycomb-like porous alumina film. This porous membrane structure can not only increase the surface area, but also the cracks and pores can be used as reaction channels and mass transfer channels to enhance the oxidation reaction and mass transfer process, so it is of great significance in water purifiers.
Activated alumina has good redox properties and adsorption capacity, so it can treat pollutants in water in a variety of ways. In the water treatment process, activated alumina can be used in conjunction with oxidants such as hydrogen peroxide and ozone to oxidize pollutants into harmless substances. At the same time, activated alumina also has good adsorption capacity for heavy metals and organic substances in water, and can be removed from water by physical adsorption and chemical adsorption.
In the process of industrial production, activated alumina is also widely used in wastewater treatment, drinking water purification and other fields. Among them, wastewater treatment is one of its main application fields. Activated alumina can effectively remove pollutants and heavy metal ions, reduce the chemical oxygen demand and total organic carbon of wastewater, and improve the efficiency of wastewater treatment. In addition, activated alumina can also be used in the preparation of water treatment agents, making the treatment effect more significant.
In short, with the continuous improvement of environmental protection awareness, the task of water resource protection and purification has become more and more urgent. As an important water purification material, activated alumina has been widely used in water purification agents. It has good redox properties and adsorption capacity, can effectively remove pollutants and heavy metal ions in water, and improve the efficiency of wastewater treatment. This is a technology with broad application prospects, and it also creates better environmental protection and healthy living conditions for people.