Diethylene Glycol (DEG): Properties, Applications, and Safe Industrial Use
Discover the versatile nature of Diethylene Glycol (DEG), a crucial industrial chemical with widespread applications. Learn about its unique properties, benefits in various sectors, and essential safety guidelines for its use.
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Diethylene Glycol
As a reliable supplier in China, we offer high-quality Diethylene Glycol (DEG). This colorless, viscous liquid is a condensation product of ethylene glycol, known for its strong hygroscopicity, high boiling point, and excellent solubility. Its molecular structure, containing two hydroxyl groups and two ether bonds, grants it both hydrophilicity and robust solvent properties. DEG is an indispensable component in various industrial processes, contributing to efficiency and product quality.
- Efficient solvent performance: Utilized in coating and ink formulations due to its strong solubility for polar substances like dyes and resins, contributing to superior formulation outcomes.
- Moisture absorption and moisturizing properties: Its hygroscopic nature makes it valuable for adjusting environmental humidity and is used in fields such as textile fiber processing, ensuring optimal conditions.
- High boiling point stability: Its stability at high temperatures makes it suitable for demanding processes like polyester resin synthesis, ensuring consistent performance.
- Low freezing point: With a freezing point of -10.5 ºC, it serves as a crucial antifreeze component when compounded with other glycols, safeguarding systems in low-temperature environments.
Advantages Delivered by the Product
Exceptional Solvent Capabilities
Leverage the strong solubility of Diethylene Glycol for polar substances, enhancing your coating and ink formulations for superior finishes.
Moisture Control and Retention
Benefit from the hygroscopic properties of DEG, ideal for textile fiber processing and applications requiring precise environmental humidity management.
High-Temperature Stability
Ensure process reliability with the high boiling point stability of DEG, perfect for demanding industrial applications like polyester resin synthesis.
Key Applications
Polyurethane and Resin Industry
As a polyurethane chain extender and active diluent for unsaturated polyester resin, DEG enhances material properties and processability.
Coatings and Inks
DEG functions as a solvent-based coating film-forming aid and viscosity modifier for printing inks, improving application and finish quality.
Textile Printing and Dyeing
Its role as a dye solvent and fiber absorbent in textile printing and dyeing improves dyeing uniformity and product appearance.
Chemical Intermediates
DEG is a vital intermediate for synthesizing triethylene glycol, morpholine derivatives, and plasticizers like DEG benzoate, showcasing its chemical versatility.