Altivia Methyl Isobutyl Ketone (MIBK) is a stable, colorless liquid with a pleasant odor. It is both a medium boiling and medium evaporating solvent commonly used by the industrial paints and coatings industry in the production of traffic paints and automotive coatings, nitrocellulose lacquers, and vinyl-acrylic resins for adhesives. MIBK is also used as an extraction solvent for tall oil soap purification. Methyl Isobutyl Ketone is also referred to as 4-methylpentan-2-one.