Patent ID: 7827996

Claim:
A smoking article comprising an amphiphile-modified sorbent having at least one amphiphilic compound wherein the amphiphilic compound is a quaternary ammonium compound having one aliphatic, saturated or unsaturated, straight, branched, or cyclic, chain of 6-18 carbon atoms, which is substituted at any number of positions with one or more of —NH 2 , —OH, —SH, or —COOH and optionally interrupted by one or more of —NH—, —CH═CH—, —CHR 1 —, —CR 1 ′R 1 ″—, or —NR 1 —, wherein R 1 , R 1 ′ and R 1 ″ are alkyl groups of 1 to 24 carbon atoms, and three alkyl groups of 1-3 carbon atoms, bound to an inorganic molecular sieve substrate.