Diethylene Glycol (DEG)

Brief Introduction:
Diethylene glycol (DEG) is a chemical compound with the formula C₄H₁₀O₃, recognized as a colorless and odorless liquid. It is a member of the glycol family and is primarily used in the chemical and petrochemical industries for the production of various products. Due to its chemical and physical properties, diethylene glycol is highly valued in the production of polymers, antifreezes, and as a solvent in various industries.

Product Category:
Diethylene glycol falls under industrial chemicals and polyols.

Applications:

1. Polyester Production:
   One of the main applications of diethylene glycol is in the production of polyester fibers and PET plastics, which are used in textile and packaging industries.
2. Antifreeze and Coolants:
   Functions as an effective agent in antifreeze and coolant formulations, particularly in cooling and heating systems.
3. Solvent in Paint and Coatings Industry:
   Acts as a solvent with moisture-absorbing properties in the production of paints and coatings.
4. Pharmaceutical Industry:
   Used as a solvent and carrier in the production of pharmaceuticals and personal care products.

Scientific Properties:

• Chemical Formula: C₄H₁₀O₃
• Physical State: Colorless and sweet liquid.
• Boiling Point: 245 degrees Celsius.
• Freezing Point: -8.7 degrees Celsius.
• Density: 1.115 g/cm³.

Consumption Barriers:

• Hazardous: May cause adverse effects if ingested or contacted with skin.
• Moisture Sensitivity: Sensitive to moisture, potentially losing its properties in humid environments.

Standards:
Compliance with international standards such as ASTM D423 and ISO 3685.

Storage Conditions:
Should be stored in cool, dry places, away from heat and direct sunlight.

Best Manufacturers:

• Eastman Chemical Company
• SABIC

Major Consumers:

• Polymer Industry
• Automotive Industry
• Chemical and Pharmaceutical Industry