"The chemical formulation OCN(CH2)6NCO is Hexamethylene Diisocyanate. The product is used to produce a polymer when combined with Butanediol which is a crystal. The product is used in the production of plastics. Hexamethylene Diisocyanate is also used in the production of enamel paints and gives it that hard shiny surface for a more durable finish and is used in automotive and aircraft paint."