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Specifications
| Appearance: | Colorless Transparent Liquid, No mechanical impurities |
| Assay: | 98.0% min |
| Color: | 30 max |
| Water: | 0.1% max |
Applications
1. Solvent in Industrial and Specialty Formulations
TEGMME is widely used as a high-boiling, polar solvent in:
Paints and coatings: Improves flow, leveling, and film formation.
Printing inks: Enhances ink stability and penetration.
Cleaning agents: Dissolves both water-soluble and oil-based contaminants.
Metalworking fluids: Acts as a lubricant and coolant base.
Pesticide formulations: Helps dissolve hydrophobic active ingredients.
2. Electronics Industry
Used in photoresist formulations, semiconductor cleaning agents, and electrolytes due to its low volatility and high dielectric constant.
Suitable for use in capacitor electrolytes and electronic coating solvents.
3. Chemical Intermediate
TEGMME can be used as:
A reaction medium in organic synthesis.
A starting material for producing other glycol ethers, surfactants, or esters.
4. Polymer Industry
Acts as a coalescing agent in water-based polymer dispersions.
Used in polyurethane and resin synthesis as a plasticizer or chain extender.
5. Personal Care Products (restricted/regulated use)
Occasionally used in cosmetics and fragrance carriers, but with safety and purity considerations depending on regulations.
Benefits
1. High Solvency Power
Excellent at dissolving a wide range of polar and nonpolar substances.
Compatible with water, alcohols, ketones, and hydrocarbons.
2. Low Volatility
High boiling point (~255°C) makes it ideal for processes requiring thermal stability.
Reduces evaporation losses in industrial applications.
3. Hydrophilic and Lipophilic Balance
The ether and hydroxyl groups give it amphiphilic properties, enhancing miscibility with many organic and aqueous systems.
4. Improved Performance in Formulations
Enhances performance of cleaners, coatings, and lubricants by improving viscosity, flow, and surface wetting.
Conclusion
Triethylene glycol monomethyl ether (CAS 112-35-6) is a versatile glycol ether with strong solvency, low volatility, and good compatibility across many industries. It is particularly valued in coatings, cleaning agents, electronics, and polymer processing. Its balance of hydrophilic and lipophilic character allows it to bridge water- and oil-based systems, making it a key component in both industrial and specialty chemical applications. However, its use in consumer products should follow relevant regulatory guidelines due to potential health concerns with prolonged exposure.
