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Ethylene glycol and propylene glycol methyl ether are common chemical substances in the chemical industry, and they have different uses and characteristics in the production process. Let's learn about the basic characteristics of ethylene glycol and propylene glycol methyl ether. Ethylene glycol, with the chemical formula C2H6O2, also known as ethylene glycol, ethylene glycol ether, etc., is an important organic compound commonly used as a solvent, reaction intermediate, and antifreeze. Propylene glycol methyl ether, with the chemical formula C4H10O2, is an organic compound with strong solvent and volatility, mainly used in coatings, inks, adhesives and other fields. Ethylene glycol and propylene glycol methyl ether have a wide range of applications in the chemical industry, but there are also some obvious differences between them. Ethylene glycol is mainly used as a solvent and reaction intermediate, with low volatility and high sublimation temperature, which can effectively work at higher temperatures. However, propylene glycol methyl ether has strong volatility and is commonly used as a solvent in coatings and other fields, which can quickly evaporate and dry. In addition, the safety of ethylene glycol and propylene glycol methyl ether in the production process is also different. Ethylene glycol has high safety during the processing, is easy to control, and is less likely to cause fires and explosions. Propylene glycol methyl ether is flammable and explosive under high temperature, high pressure, or oxygen conditions, requiring strict control of the production environment and operating methods. In addition, ethylene glycol and propylene glycol methyl ether also have different environmental performance. Ethylene glycol has a fast biodegradation rate in the environment and has a relatively small impact on the environment; However, the degradation rate of propylene glycol methyl ether in water is relatively slow, which may cause certain pollution to the water body. In summary, ethylene glycol and propylene glycol methyl ether have different applications and characteristics in the chemical industry, and selecting appropriate chemicals has a significant impact on the production process and product quality. When using ethylene glycol and propylene glycol methyl ether, the selection must be based on specific production needs and environmental requirements to ensure production safety and product quality.