Isobutyl Acetate – Versatile Industrial Solvent for Coatings, Inks, and Chemical Manufacturing
Introduction
Isobutyl Acetate, also known as isobutyl ethanoate or 2-methylpropyl acetate, is a colorless, flammable organic liquid with a characteristic fruity odor. It is an ester widely used as an industrial solvent in coatings, printing inks, surface finishes, and selected chemical formulations.
With the chemical formula C₆H₁₂O₂, Isobutyl Acetate offers useful solvent properties, relatively low water solubility, and compatibility with many organic materials. Its performance depends on the formulation and processing conditions, making it important to select the appropriate grade for each application.
Industrial Applications
- Paints and Coatings: Used as a solvent in selected coating formulations to help dissolve compatible resins and other ingredients.
- Printing Inks: Applied in certain printing ink formulations to support solvent performance and formulation consistency.
- Lacquers and Surface Finishes: Used in suitable lacquers, varnishes, and finishing products.
- Adhesives: Incorporated into selected adhesive formulations where its solvent properties meet process requirements.
- Chemical Manufacturing: Used as a process solvent in various industrial production operations.
- Specialty Formulations: Serves as a solvent ingredient in selected chemical products requiring an ester-based solvent.
- Laboratory Applications: Used as a chemical solvent where its physical and chemical properties are suitable.
Key Benefits
- Effective Solvent Properties: Helps dissolve compatible resins and organic ingredients in industrial formulations.
- Characteristic Fruity Odor: Provides a recognizable odor profile associated with this ester.
- Low Water Solubility: Useful in selected solvent systems where limited mixing with water is required.
- Formulation Versatility: Suitable for a variety of coatings, inks, and surface-treatment applications.
- Consistent Technical Performance: Defined physical properties support controlled formulation and processing.
- Broad Industrial Utility: Applicable across multiple manufacturing and chemical-processing sectors.
Product Specifications
| Property | Details |
|---|---|
| Product Name | Isobutyl Acetate |
| Synonyms | Isobutyl Ethanoate, 2-Methylpropyl Acetate, Isobutyl Ester of Acetic Acid |
| CAS Number | 110-19-0 |
| Chemical Formula | C₆H₁₂O₂ |
| Molecular Weight | 116.16 g/mol |
| Appearance | Clear, colorless liquid |
| Odor | Fruity, ester-like |
| Boiling Point | Approximately 116–118°C |
| Density | Approximately 0.87 g/cm³ at 20°C |
| Flash Point | Approximately 18°C, depending on test method |
| Water Solubility | Low; approximately 7 g/L at 20°C in some references |
| Vapor Density | Approximately 4 (air = 1) |
| Flammability | Highly flammable liquid and vapor |
| Available Grades | Subject to supplier specifications |
Storage and Handling
Store Isobutyl Acetate in tightly closed, compatible containers in a cool, well-ventilated area. Keep it away from heat, sparks, open flames, hot surfaces, and other ignition sources. Its vapors can form explosive mixtures with air, so appropriate ventilation and equipment suitable for flammable liquids are essential.
Avoid inhaling vapors and prevent contact with the eyes and skin. Use suitable chemical-resistant gloves, protective eyewear, and other personal protective equipment specified in the Safety Data Sheet (SDS). Keep the product away from incompatible materials, particularly strong oxidizing agents. Prevent spills from entering drains and waterways, and follow applicable workplace, storage, and transport requirements.
Quality and Supply
Isobutyl Acetate should be sourced according to the required purity, moisture content, and intended industrial application. Buyers should review the supplier's technical data sheet, certificate of analysis, and Safety Data Sheet to confirm product suitability and handling requirements.
Depending on supplier availability, packaging may include drums, cans, or bulk quantities. Confirm the available grade, packaging size, documentation, and delivery arrangements before placing an order.
Conclusion
Isobutyl Acetate is a versatile ester solvent used in coatings, printing inks, lacquers, adhesives, and chemical manufacturing. Its solvent characteristics and relatively low water solubility make it suitable for selected industrial formulations. Choosing the correct grade and following appropriate flammable-liquid safety procedures helps support reliable and responsible use.
