| Customization: | Available |
|---|---|
| CAS No.: | 111-46-6 |
| Formula: | C4h10o3 |
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Diethylene glycol (DEG) is a clear, colorless, and practically odorless liquid with a range of industrial uses, making it an essential component in various sectors. As a leading supplier of high-quality diethylene glycol, we are proud to offer a versatile solution that meets the diverse needs of businesses across industries.
| Test Items | Test method | Unit | Qualification Scope | Test results |
| Exterior | Visual inspection | Colorless and transparent liquid, no mechanical impurities | Colorless and transparent liquid, no mechanical impurities |
|
| Chroma | GB/T 3143-1982 | Platinum-cobalt color number | ≤15 | 2 |
| Density(20C) | GB/T 29617-2013 | kg/m3 | 1,115.5~1,117.6 | 1,116.30 |
| Moisture | GB/T 6283-2008 | %(m/m) | ≤0.10 | 0.004 |
| Boiling range (at 0ºC, 0.10133MPa) | GB/T 7534-2004 | ºC | ||
| initial boiling point | ≥242 | 245.2 | ||
| Drier | ≤250 | 246.8 | ||
| scope | 1.6 | |||
| purity | GB/T 9722-2006 | %(m/m) | ≥99.6 | 99.81 |
| Ethylene glycol | SH/T 1054-2022 | %(m/m) | 0.16 | |
| Triethylene glycol | SH/T 1054-2022 | %(m/m) | 0.019 | |
| Iron (calculated as Fe2+) | GB/T 3049-2006 | mg/kg | ≤0.50 | <0.10 |
| Acid content (calculated as acetic acid) | GB/T 14571.1-2016 | mg/kg | ≤100 | 7 |
Diethylene glycol (DEG) has a wide range of industrial applications, and one specific use is as a key component in the production of polyester resins. DEG is utilized in the manufacturing of unsaturated polyester resins, which are essential in the production of fiberglass-reinforced plastics and composite materials. These materials are widely used in industries such as automotive, marine, construction, and aerospace for their strength, durability, and corrosion resistance.
In the production of polyester resins, diethylene glycol acts as a reactive diluent, contributing to the viscosity control and curing properties of the resin. It also helps in improving the flexibility, adhesion, and chemical resistance of the final composite materials.
Additionally, diethylene glycol's hygroscopic nature allows it to absorb moisture, making it an ideal component for formulating water-based adhesives, sealants, and printing inks.
Overall, the specific industrial use of diethylene glycol in the production of polyester resins highlights its importance in the composite materials industry and its contribution to the development of durable and high-performance materials for various applications.
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