E-Sperse® 337

E-Sperse® 337 is a non-ionic pigment dispersing agent and emulsifier by Ethox Chemicals. It improves dispersion of carbon black pigments in production of water-based packaging inks. It increases pigment loading, improves pigment wetting and package stability along with low viscosity of the finished dispersion. It provides low usage rates and improves color strength, rheological properties and freeze-thaw stability. It shows good compatibility with styrene acrylic, lamp black, acrylic latexes, polyester, short-, medium- & long oil alkyds and epoxies. E-Sperse® 337 is designed for coating applications. Recommended dosage level for basic formulation is 8-12%. It complies with TSCA. It is FDA approved for indirect food contact.