High-Purity Solvents, Ketones

Methyl isobutyl ketone (MIBK)

Methyl isobutyl ketone, also known as MIBK or 4-methylpentan-2-one, is a versatile organic solvent belonging to the ketone family. This clear, colorless liquid possesses a characteristic sweet, ketonic odor and is widely recognized for its excellent solvency across a broad range of resins and polymers. Produced industrially from acetone via a three-step process involving aldol condensation, dehydration, and selective hydrogenation, MIBK serves as a critical intermediate in chemical synthesis. Its moderate boiling point and evaporation rate make it highly desirable for high-performance coatings, where it facilitates superior flow and leveling properties. Beyond its role as a solvent, MIBK is extensively utilized in the extraction of precious metals and the dewaxing of mineral oils. As a stable compound with relatively low toxicity compared to other industrial solvents, it remains a staple in the manufacturing of rubber chemicals, pesticides, and pharmaceuticals, ensuring high-quality outputs across various global industrial sectors and specialized laboratory applications.

Attributes

Key Features and Benefits

Provides exceptional solvency for nitrocellulose, epoxy, vinyl, and acrylic resins, ensuring consistent and high-quality industrial formulations.
Features a medium evaporation rate that balances drying times, preventing surface defects like blushing while enhancing professional finish quality.
Exhibits high chemical stability under standard storage conditions, reducing waste and maintaining product integrity over extended periods of time.
Functions as an efficient extracting agent for antibiotics and vitamins, facilitating high-purity recovery in complex pharmaceutical manufacturing processes.
Offers low viscosity, which helps in reducing the VOC content of coatings by requiring less solvent for desired application thickness across various heavy-duty and commercial manufacturing production lines.

Specifications

Technical Highlights

Molecular Formula is C6H12O with a molar mass of approximately 100.16 g/mol, ensuring predictable behavior in chemical reactions.
Boiling point is 116.5 degrees Celsius, classifying it as a medium-boiling solvent suitable for diverse thermal processing environments.
Flash point of 14 degrees Celsius requires strict adherence to flammable liquid storage and handling safety protocols in facilities.
Solubility in water is limited to 1.9 percent by weight, while it remains fully miscible with most organic solvents.
Specific gravity is 0.802 at 20 degrees Celsius, allowing for accurate volumetric measurements in precision industrial and laboratory applications requiring exact concentration and consistent batch processing.

Download Technical Data Sheet (TDS)

Practical industry uses

Applications

Used extensively in the production of high-performance surface coatings for automotive, marine, and aerospace sectors to ensure durability.
Acts as a primary solvent in the manufacturing of magnetic tapes and specialized adhesives for demanding industrial bonding requirements.
Plays a critical role in the rare earth metal industry for the solvent extraction of niobium and tantalum.
Serves as a denaturant for ethyl alcohol, making it unsuitable for consumption while maintaining its industrial utility.
Utilized in the synthesis of rubber antioxidants and antiozonants, which significantly extend the service life of heavy-duty vehicle tires across extreme weather conditions and intensive mechanical usage scenarios.