activated alumina

简明释义

活性矾土

英英释义

例句

1.In the laboratory, we utilize activated alumina for adsorbing impurities in chemical reactions.

在实验室中，我们利用活性铝土矿来吸附化学反应中的杂质。

2.The air dryer contains activated alumina to absorb moisture and ensure dry air output.

空气干燥机包含活性铝土矿以吸收湿气，确保干燥空气输出。

3.We replaced the desiccant in our packaging with activated alumina for better moisture control.

我们将包装中的干燥剂更换为活性铝土矿以获得更好的湿度控制。

4.The industrial filter uses activated alumina to capture heavy metals from wastewater.

工业过滤器使用活性铝土矿来捕捉废水中的重金属。

5.The water purification system uses activated alumina to remove fluoride from drinking water.

这个水净化系统使用活性铝土矿来去除饮用水中的氟。

作文

Activated alumina, or 活性氧化铝, is a highly porous form of aluminum oxide that has numerous applications in various industries. Its unique properties make it an essential material for many processes, particularly in the fields of water treatment, air purification, and chemical processing. The structure of 活性氧化铝 allows it to absorb and retain moisture, making it an excellent desiccant. This means it can effectively remove water vapor from the air, which is crucial in preventing corrosion and degradation of sensitive materials. In water treatment, 活性氧化铝 is used to remove fluoride and arsenic from drinking water. These contaminants pose significant health risks, and their removal is vital for ensuring safe drinking water. The high surface area and reactivity of 活性氧化铝 enable it to bind with these harmful substances, thereby facilitating their removal during the filtration process.Another important application of 活性氧化铝 is in air purification systems. It acts as a catalyst in various chemical reactions, helping to break down pollutants and improve air quality. For instance, in industrial settings, 活性氧化铝 can be used to control emissions of volatile organic compounds (VOCs) and other hazardous air pollutants. By incorporating 活性氧化铝 into filtration systems, industries can significantly reduce their environmental impact and adhere to regulatory standards.Moreover, 活性氧化铝 is also utilized in the production of catalysts in petrochemical industries. The ability of 活性氧化铝 to support various catalytic reactions makes it a valuable component in refining processes, where it helps in converting crude oil into useful products such as gasoline and diesel. Its stability and resistance to thermal degradation further enhance its effectiveness in high-temperature environments.The manufacturing process of 活性氧化铝 involves the controlled calcination of aluminum hydroxide, which results in a highly porous structure. This process is critical because the porosity directly influences the adsorption capacity of 活性氧化铝. The more porous the material, the greater its ability to trap and hold various substances, whether they are gases, liquids, or even dissolved solids.In conclusion, 活性氧化铝 is a versatile and indispensable material across multiple industries due to its unique physical and chemical properties. From improving water quality to enhancing air purity and facilitating chemical reactions, the applications of 活性氧化铝 are vast and impactful. As industries continue to seek sustainable solutions to environmental challenges, the role of 活性氧化铝 will undoubtedly remain significant. Understanding and utilizing this material effectively can lead to advancements in technology and improvements in public health and safety.

活性氧化铝是一种高度多孔的铝氧化物形式，在各个行业中有着众多应用。其独特的性质使其成为许多过程中的重要材料，尤其是在水处理、空气净化和化学加工领域。活性氧化铝的结构使其能够吸收和保持水分，使其成为出色的干燥剂。这意味着它可以有效地去除空气中的水蒸气，这在防止敏感材料的腐蚀和降解方面至关重要。在水处理过程中，活性氧化铝用于去除饮用水中的氟化物和砷。这些污染物对健康构成重大风险，其去除对确保安全饮用水至关重要。活性氧化铝的高表面积和反应性使其能够与这些有害物质结合，从而在过滤过程中促进其去除。活性氧化铝在空气净化系统中的另一个重要应用是作为催化剂，帮助分解污染物并改善空气质量。例如，在工业环境中，活性氧化铝可以用于控制挥发性有机化合物（VOCs）和其他有害空气污染物的排放。通过将活性氧化铝纳入过滤系统，工业可以显著减少其环境影响，并遵守监管标准。此外，活性氧化铝也被用于石油化工行业催化剂的生产。活性氧化铝支持各种催化反应的能力使其成为精炼过程中宝贵的组成部分，帮助将原油转化为有用的产品，如汽油和柴油。其稳定性和耐热降解性进一步增强了其在高温环境中的有效性。活性氧化铝的制造过程涉及对铝羟化物的控制煅烧，形成高度多孔的结构。这个过程至关重要，因为孔隙率直接影响活性氧化铝的吸附能力。材料越多孔，其捕获和保持各种物质的能力就越强，无论是气体、液体还是溶解的固体。总之，活性氧化铝由于其独特的物理和化学性质，在多个行业中是一种多功能且不可或缺的材料。从改善水质到增强空气纯度，再到促进化学反应，活性氧化铝的应用广泛且影响深远。随着各行业继续寻求可持续解决方案以应对环境挑战，活性氧化铝的作用无疑将持续重要。有效理解和利用这种材料可以推动技术进步，改善公共健康和安全。