CAS · 107-21-1
Product Overview
Ethylene glycol丨107-21-1 is a colorless, odorless, and hygroscopic liquid primarily used as an antifreeze, coolant, and industrial solvent. It is highly soluble in water and plays a vital role in automotive, chemical, and manufacturing industries.
Product Specifications
| Property | Specification |
|---|---|
| Grade | Industry Grade |
| Appearance | Colorless and transparent liquid |
| Ethylene glycol | 99.0% min |
| Diethylene glycol | 0.6% max |
| Color | 10 max |
| Density (at 20°C) | 1.1125-1.1140 g/cm³ |
| Initial boiling point | 195°C min |
| Final boiling point | 200°C max |
| Water | 0.2% max |
| Acidity | 30 ppm max |
| Fe | 5 ppm max |
| Ash | 20 ppm max |
Applications
1. Automotive Industry
● Antifreeze and Coolant:
A key component in engine coolants to prevent freezing in cold temperatures and overheating in hot conditions.
Helps maintain optimal engine performance in cars, trucks, and aircraft.
2. Chemical Manufacturing
● Precursor for Polyester Production:
Used in the production of polyethylene terephthalate (PET), which is widely used in plastic bottles, food containers, and textiles.
● Solvent in Chemical Synthesis:
Used as a solvent and intermediate in the synthesis of resins, paints, and dyes.
3. Pharmaceutical and Personal Care
● Humectant in Cosmetics and Pharmaceuticals:
Used in lotions, creams, and liquid medications to retain moisture and improve texture.
4. Industrial and HVAC Systems
● Heat Transfer Fluid:
Used in HVAC (heating, ventilation, and air conditioning) systems for efficient heat transfer.
● Deicing Agent:
Used in airplane deicing fluids to prevent ice buildup on aircraft surfaces.
5. Plastics and Textiles Industry
● Polyester Fiber Production:
Essential for making synthetic fibers like polyester used in clothing, upholstery, and industrial fabrics.
● Manufacture of Resins and Adhesives:
Used in coatings, adhesives, and laminates for improved flexibility and durability.
Benefits
1. Effective Antifreeze and Coolant
● Prevents freezing and overheating in engines, ensuring reliable vehicle performance.
2. Essential in Plastic and Textile Manufacturing
● A key raw material in PET production, supporting packaging and textile industries.
3. Versatile Industrial Solvent
● Used in a wide range of chemical, pharmaceutical, and personal care products.
4. Efficient Heat Transfer Agent
● Plays a crucial role in HVAC systems, industrial cooling, and deicing applications.
5. Cost-Effective and Readily Available
● Widely produced and affordable, making it accessible for industrial and commercial use.
Conclusion
Ethylene glycol丨107-21-1 is a highly versatile compound with major applications in automotive antifreeze, plastics, textiles, pharmaceuticals, and industrial cooling systems. Its heat transfer properties, solvent capabilities, and role in PET production make it a valuable chemical across multiple industries.
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