Butyl Cellosolve Acetate, also known as 2-Butoxyethyl Acetate (chemical formula: C₆H₁₂O₃), is an organic compound that belongs to the ester family. It is a colorless, clear liquid with a mild, pleasant odor and is commonly used as a solvent in various industrial and consumer applications. The compound is a combination of butanol (butyl alcohol) and acetic acid via esterification, which results in its ester group.
It is often used as a solvent in formulations that require high solvency and low evaporation rates, and it has widespread applications in paints, coatings, cleaning, inks, and chemical processes.
Properties:
- Molecular Formula: C₆H₁₂O₃ (CH₃COOCH₂CH₂CH₂OH)
- IUPAC Name: 2-Butoxyethyl acetate
- Common Names: Butyl Cellosolve Acetate, Butyl Acetate Ether, Ethylene Glycol Butyl Ether Acetate
- Boiling Point: 171°C (340°F)
- Melting Point: -77°C (-107°F)
- Density: 0.944 g/cm³ at 20°C
- Solubility: Soluble in alcohol, ether, acetone, and other organic solvents, but only slightly soluble in water.
Key Uses of Butyl Cellosolve Acetate:
Solvent in Paints and Coatings:
Butyl Cellosolve Acetate is commonly used as a solvent in paints, lacquers, and coatings for both automotive and industrial applications. It offers excellent solvency power for resins and pigments, improving the application and finish of coatings.
Industrial Cleaning and Degreasing:
Butyl Cellosolve Acetate is used in industrial cleaners for degreasing purposes. Its ability to dissolve oils, grease, and waxes makes it an effective cleaning agent in various manufacturing processes.
Solvent in Printing Inks:
This ester is used in the printing industry to dissolve ink resins and pigments. It is especially useful in flexographic and gravure printing where its fast evaporation rate and solvency properties help ensure smooth printing results.
In Adhesives and Sealants:
Butyl Cellosolve Acetate is included in adhesive formulations and sealants. It improves the bonding strength and facilitates quicker drying, enhancing adhesion and performance.
In Pharmaceuticals and Cosmetics:
This solvent is sometimes used in pharmaceutical formulations and cosmetic products where it helps dissolve ingredients and create smooth formulations.
In the Manufacture of Plastics:
Butyl Cellosolve Acetate is used in plastic formulations where it acts as a solvent to help with the production of polymer blends and plastics.
Agricultural Chemicals:
It can also be used in agricultural formulations, such as pesticides and herbicides, to dissolve active ingredients and improve their application.
Paint Removers:
Due to its strong solvent properties, Butyl Cellosolve Acetate is sometimes used in paint removers and strippers for industrial use.