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[Chemical Knowledge]：Properties and Uses of Medium Temperature Coal Tar

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Medium temperature coal tar: properties and uses
in the field of raw materials
for chemical production Abstract

This paper studies the properties and uses of medium temperature coal tar in detail. Through the analysis of the chemical composition, physical properties and thermal properties of medium temperature coal tar, its important position in the field of chemical production raw materials is expounded. At the same time, this paper also discusses the practical application of medium temperature coal tar in many fields, including fuel, medicine, pesticide, paint, etc., and looks forward to its future development prospects.

1. Introduction

coal tar is an important chemical raw material, according to the different processing temperature and method, can be divided into high temperature coal tar, medium temperature coal tar and low temperature coal tar. Medium temperature coal tar has an important position in the field of chemical production because of its unique properties and wide range of uses. In this paper, the properties and uses of medium temperature coal tar will be studied in depth.

2. the properties of medium temperature coal tar

1. chemical composition: medium temperature coal tar is mainly composed of aromatic hydrocarbons, phenols, naphthalene, anthracene and other compounds, in which the content of aromatic hydrocarbons is high, with high calorific value and chemical activity.
2. Physical properties: Medium temperature coal tar is usually a black viscous liquid with high density and viscosity, insoluble in water, but miscible with many organic solvents.
3. Thermal properties: Medium temperature coal tar has high flash point and ignition point, good thermal stability, and can be used at higher temperatures.

3. The use of medium temperature coal tar

1. Fuel: Medium temperature coal tar can be used as fuel for boilers, kilns and other industrial heating equipment, with high calorific value and combustion efficiency.
2. Pharmaceutical intermediates: many compounds in medium temperature coal tar can be used as pharmaceutical intermediates for the production of antibiotics, vitamins and other drugs.
3. Pesticides: Some compounds in medium temperature coal tar have insecticidal and bactericidal effects and can be used as pesticides.
4. coating: medium temperature coal tar can be used as the basic raw material of coating, used in the production of antirust paint, waterproof paint and other coatings. The future development prospects of

4.

With the continuous development of science and technology, the application field of medium temperature coal tar will continue to expand. In the future, the position of medium temperature coal tar in the field of chemical production raw materials will be more important, and its application in fuel, medicine, pesticide, coating and other fields will be further expanded. Therefore, it is of great significance to strengthen the research on the properties and uses of medium-temperature coal tar and improve its utilization efficiency and application range for promoting the development of the chemical industry.

5. conclusion

In this paper, through the in-depth study of the properties and uses of medium temperature coal tar, it is believed that medium temperature coal tar has an important position and broad application prospects in the field of chemical production raw materials. In the future, we should strengthen the research and development of medium temperature coal tar, improve its utilization efficiency and application scope, and make greater contributions to the development of the chemical industry.

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