Multifunctional Cationic Polyethyleneimine for the Detergents and Cleaners Industry- -Polyethylene imine. - Multifunctional cationic polyethyleneimine. Wide range of use in both Detergents and Coatings industry. Features & Benefits Printing inks, adhesion promoter in adhesives and car tires, complexation of heavy-metal ions, plastics modification, pigment manufacture, immobilization of proteins on inorganic materials