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POM, also known as polyoxymethylene, is a chemical widely used in the field of engineering plastics. Due to its excellent mechanical properties, wear resistance, drug resistance, oil resistance, electrical insulation, and other characteristics, it is widely used in fields such as automobiles, electronics and electrical, machinery, and building materials. The following is the manufacturing method of POM

1、 The main raw materials for manufacturing POM are formaldehyde and melamine. Among them, formaldehyde is a colorless and pungent gas, while melamine is a white crystalline powder. In order to ensure the smooth progress of the production process, strict quality control is required for these raw materials

2、 The manufacturing process of polymerization reaction 

POM is mainly achieved through polymerization reaction. During this process, formaldehyde and melamine undergo a series of chemical reactions under certain temperature, pressure, and pH conditions, ultimately generating POM. During the polymerization reaction, precise control of various parameters is required to ensure the quality and yield of the product

3、 After the polymerization reaction is completed, post-processing is required on the generated POM. This includes removing unreacted monomers, adjusting the molecular weight of the product, improving the thermal stability of the product, and so on. These post-processing processes are crucial for ensuring the quality of POM

4、 After each batch of POM products is produced, strict product testing is required. This includes comprehensive testing of the physical, chemical, and thermal properties of the product to ensure that its quality meets predetermined standards

The above is the basic manufacturing method of POM. However, the actual production process is far more complex than this and requires consideration of various factors, such as equipment selection, optimization of operating conditions, and disposal of waste. Therefore, for the manufacturing of POM, professional knowledge and rich practical experience are required

In addition, with the continuous advancement of technology, the manufacturing methods of POM are also constantly improving and optimizing. For example, some new polymerization technologies such as microwave polymerization and photopolymerization have been introduced into the production of POM, greatly improving the production efficiency of POM and making product quality more stable

At the same time, the waste treatment and environmental protection issues in the POM manufacturing process are also receiving increasing attention. Some new technologies and methods have been applied to the treatment of waste, such as catalyst regeneration and combustion treatment of exhaust gas, making the production process of POM more environmentally friendly and sustainable

Overall, the manufacturing method of POM is a constantly evolving and optimized process that requires continuous research and exploration to meet ever-changing market demands and improve production efficiency.