Dehydrated castor oil (DCO) is well known for its non-yellowing and outstanding color retention characteristics. Varnishes, alkyds and resin systems based on DCO are noted for fast-dry, flexibility, excellent chemical resistance, adhesion to metals, high gloss and water-resistance. The Castung®dehydrated castor oils are the most controllable conjugated oils for kettle reactions and are frequently used to modify other oils and fatty acid systems