Triethylene glycol, as an important organic compound, has a wide range of applications in the industrial sector, primarily including the following aspects:

• Solvent Applications: It can be used as a solvent for aromatic extraction, separating and purifying aromatic components in petrochemical products; it is also suitable for dissolving rubber and nitrocellulose, enhancing material performance.

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• Additive Functions: In the energy sector, it is used as a diesel additive to improve combustion efficiency and as a component of fuels; additionally, it is applied in lubricants as a viscosity modifier to enhance lubrication.
• Chemical Auxiliaries: It is often used as a textile auxiliary, plasticizer for rubber and resins, improving material flexibility and processability; in industries such as pharmaceuticals, printing, and metal processing, it also serves as a solvent or auxiliary agent.

These applications of triethylene glycol span multiple industries, including petrochemicals, energy, manufacturing, and pharmaceuticals.