Applications in the field of 1. solvents

1. Chemical production: Dichloromethane as an excellent solvent, widely used in chemical production process. It can dissolve a variety of resins, rubber, coatings and other organic matter, to provide the necessary conditions for chemical reactions.

2. Cleaning agent: Due to its strong solubility and chemical stability, dichloromethane is widely used as a cleaning agent in electronics, precision machinery and other industries, which can effectively remove grease, stains and other impurities.

Application of 2. refrigeration industry

1. Refrigerant: The low temperature performance of dichloromethane makes it one of the commonly used refrigerants in the refrigeration industry. It plays the role of transferring heat energy in refrigeration equipment such as air conditioners and refrigerators to maintain the cooling effect of the equipment.

2. Gas fire extinguishing agent: Dichloromethane also has a fire extinguishing effect. In some specific occasions, such as computer rooms, libraries, etc., it can be used as a gas fire extinguishing agent.

Application of 3. Pharmaceutical Industry

1. Pharmaceutical manufacturing: Dichloromethane is mainly used as a solvent and extractant for the manufacture of pharmaceuticals in the pharmaceutical industry. It can effectively extract the active ingredients in medicinal plants and provide raw materials for the production of medicines.

2. Biological research: In addition, methylene chloride is also widely used in the fields of cell culture and genetic engineering in biological research to provide necessary support for scientific research.

Application of 4. Printing and Coating Industry

1. Printing solvent: In the printing industry, dichloromethane is used as a thinner and solvent for ink, which can improve the quality and effect of printed matter.

2. Coating process: In addition, dichloromethane is also used in the coating process as a thinner for coatings, which helps to improve the adhesion and uniformity of the coating.

Applications in 5. Agriculture

Pesticide manufacturing: Dichloromethane is mainly used in the manufacture of pesticides in the agricultural sector. It can improve the stability and effect of pesticides and provide strong support for crop protection.

6. other areas of application

1. Plastic industry: Dichloromethane can be used as a raw material for plastic foaming agent in the plastic industry to improve the performance and quality of plastics.

2. Textile industry: In addition, methylene chloride is also used in the textile industry as a raw material for dyeing and finishing agents to improve the quality and appearance of textiles.

7. safety and environmental protection requirements

Although methylene chloride has a wide range of applications in many fields, it is also necessary to pay attention to safety and environmental protection requirements when used. It has a certain pungent odor and certain toxicity, so it is necessary to take corresponding protective measures in the process of production and use to ensure the safety of personnel. At the same time, we should also pay attention to the potential impact of dichloromethane on the environment, rational use and strengthen waste treatment and recycling.

Summary

In summary, methylene chloride has a wide range of applications in the field of solvents, refrigeration industry, pharmaceutical industry, printing and coating industry, agriculture and other fields such as plastic industry and textile industry. However, it is also necessary to pay attention to its safety and environmental protection requirements, rational use and strengthen the disposal and recycling of waste. With the progress of science and technology and the improvement of environmental protection requirements, the application field of dichloromethane will continue to expand and optimize.