LUPASOL P is a polyethylene imine that finds use in a variety of applications. It is used as an adhesion promoter in printing inks, adhesives, and car tires; for the complexation of heavy metal ions; in plastics modification; pigment manufacture; and for the immobilization of proteins on inorganic materials. Additionally, LUPASOL P is employed as an antistripping agent, emulsifier, surface modifier, binder, additive, and dispersant.