Luperox KDB Di-t-Butyl Diperoxyphthalate Arkema North America South and Central America Western Europe Central and Eastern Europe Asia / Pacific Crosslinking / Coupling / Curing Agents Polyester Vinyl Coatings Architectural / Decorative Automotive OEM General Industrial /Maintenance Dibutyl phthalate Insoluble in water Soluble in organic solvent Luperox® KDB is Di-t-Butyl Diperoxyphthalate. Offers the widest range of activity among all the classes of organic peroxides available. Used extensively as initiators in free radical polymerization. It is soluble in most organic solvents and insoluble in water. Various contaminants, particularly oxidizing and reducing agents and metal salts, can cause decomposition. The major products from the decompositions of Luperox® TBEC are carbon dioxide, aliphatic and aromatic hydrocarbons, alkenes, ethers, tertiary alcohols, carboxylic acids and ketones such as acetone and acetophenone. Di-t-Butyl Diperoxyphthalate. Offers the widest range of activity among all the classes of organic peroxides available. Used extensively as initiators in free radical polymerization.