Tob. Sci., 1976, 20-28, p. 91-94, ISSN.0082-4523
Chemically altered polystyrene resins as selective cigarette filters
Division of Medical Chemistry and Pharmacognosy, College of Pharmacy, and The Tobacco and Health Research Institute, University of Kentucky, Kentucky USA
Three polystyrene resins with immobilized ethylenediamine (II), copper (Cu++) ions in a complexed form (Ill) and bearing acylimidazole functions (IV) were prepared. Cigarette filter tips each containing 150 mg of one of these resins were prepared and...