Overview
Ethylene Glycol Monoethyl Ether Acetate (EGMEA) is an ester-based solvent widely used in industrial applications due to its excellent solvency and low evaporation rate. It is a clear, colorless liquid with a mild odor, making it suitable for formulations where odor control is important. EGMEA is derived from the reaction of ethylene glycol monoethyl ether with acetic acid. Its balanced properties of high solvency and moderate evaporation rate make it a preferred choice in coatings, inks, and cleaning formulations. The chemical is also known for its compatibility with a wide range of resins and polymers, enhancing its utility in diverse industrial processes.
Physical and Chemical Properties
EGMEA exhibits a density of 0.97 g/cm³ and a boiling point of 156°C, which contributes to its stability in high-temperature applications. It is miscible with most organic solvents, including alcohols, ketones, and hydrocarbons, but has limited solubility in water. The molecular weight of 132.16 g/mol and a melting point of -61.6°C indicate its suitability for low-temperature environments. Key chemical properties include its resistance to hydrolysis and oxidation, ensuring long shelf life under proper storage conditions. The solvent's low volatility reduces workplace exposure risks, though proper ventilation is still recommended during handling.
Main Applications
EGMEA is primarily used in the coatings industry as a solvent for resins such as nitrocellulose, acrylics, and alkyds. Its slow evaporation rate aids in achieving smooth film formation, reducing defects like orange peel. In the printing ink sector, it serves as a co-solvent to adjust drying times and improve pigment dispersion. The chemical is also employed in cleaning formulations for electronics and precision equipment, where its mild odor and non-corrosive nature are advantageous. Additionally, EGMEA finds use in adhesives and sealants, where it acts as a plasticizer and viscosity modifier.
Safety and Storage
EGMEA is classified as an irritant to eyes and skin, necessitating the use of gloves, goggles, and protective clothing during handling. Prolonged exposure may cause dizziness or respiratory irritation, so workplaces must ensure adequate ventilation or use local exhaust systems. Storage should be in tightly sealed containers away from heat sources and open flames, as the solvent is flammable. Compatibility with common construction materials like stainless steel, polyethylene, and glass makes it easy to store. Spills should be contained using absorbent materials and disposed of according to local regulations.
B2B Procurement Guide
When procuring EGMEA, buyers should prioritize suppliers with ISO or other relevant certifications to ensure product consistency. Key specifications to verify include purity (≥99%), water content (<0.1%), and acid value (<0.05 mg KOH/g). Packaging options typically include 200kg steel drums or bulk shipments for large-scale users. Price fluctuations are common due to raw material (ethylene oxide and acetic acid) market dynamics. Establishing long-term contracts with suppliers can mitigate cost volatility. For international shipments, ensure compliance with transportation regulations (e.g., UN 1172 for road transport).
Related Manufacturers
- 主营：金纳米、三角片、麦芽糖、羟丙基、ito薄膜、氮化钛、tio2纳米、碳粉tio2、修饰tio2、pd纳米笼、水溶伊红、纳米复合、磁性纳米、蛋白芯片、包硅金银、硅纳米线、包硅纳米、硅纳米管、螯合树脂、油溶性银、复合材料、薄膜定制、纳米粒子