DIETHYLENE GLYCOL
Diethylene glycol (DEG) is a colorless, odorless, and hygroscopic liquid. It is a highly versatile chemical compound with various industrial applications. DEG is derived from ethylene oxide and is commonly used as a solvent, humectant, and plasticizer.
PROPERTIES
The properties of DEG are as follows:
| Property | Value |
|---|---|
| Molecular formula | C4H10O3 |
| Molecular weight | 106.12 g/mol |
| Boiling point | 245°C |
| Melting point | -11°C |
| Density | 1.118 g/mL |
| Vapor pressure | 0.02 mmHg |
| Solubility in water | Miscible |
Specification:
The specification of DEG is as follows:
| Parameter | Value |
|---|---|
| Appearance | Clear liquid |
| Purity | ≥ 99.0% |
| Water content | ≤ 0.2% |
| Color | ≤ 10 APHA |
| Acidity (as acetic acid) | ≤ 0.02% |
| Density | 1.118 g/mL |
APPLICATION
DEG is used in various applications such as:
- Solvent: DEG is used as a solvent for various chemicals and materials such as resins, dyes, and oils.
- Humectant: DEG is used as a humectant in personal care products such as cosmetics and lotions to prevent moisture loss from the skin.
- Plasticizer: DEG is used as a plasticizer in the production of plastics, such as polyester resins, to improve their flexibility and durability.
- Antifreeze: DEG is used as an antifreeze agent in cooling and heating systems.
SPECIFICATION
The specification of DEG is as follows:
| Parameter | Value |
|---|---|
| Appearance | Clear liquid |
| Purity | ≥ 99.0% |
| Water content | ≤ 0.2% |
| Color | ≤ 10 APHA |
| Acidity (as acetic acid) | ≤ 0.02% |
| Density | 1.118 g/mL |
