Ashland Specialty Ingredients (ASI) is a worldwide technology leader in rheology modification with brands such as Natrosol™, Aquaflow™ Culminal™ and Combizell™. In addition, ASI offers a full portfolio of performance additives for paints, coatings and wood care with products like Drewplus™, Dextrol™/Strodex™, pHLEX™, Nuosept™, Fungitrol™ and SunCare™.