Patent ID: 7834233

Claim:
An absorbent article for retaining a malodorous bodily fluid, the absorbent article comprising a superabsorbent powder (SAP) and an additive disposed in the SAP, the additive being present in an amount effective to reduce the malodor of the bodily fluid, wherein the additive is a quaternary ammonium salt that is water soluble at 37° C., the additive comprises 0.001-10 wt. % of an absorbent portion of the article; wherein the additive comprises an alkyl C16-C21 chain, and contains at least two oxygen atoms in the anionic portion of the salt and has a general Formula I: wherein R1, R2, R3, R4 and R5 are independently a straight or branched C 1 -C 21 alkyl, alkenyl, alkynyl, haloalkyl, alkylaryl, arylalkyl, alkoxy, alkoxyalkyl, dialkylamino, dialkylamido, alkylthio, (polyalkyl)aryl, cycloalkyl or an N- or O-containing ring, optionally further comprising an N, O or S, wherein one of R1, R2, R3 or R4 comprises an alkyl C 16 -C 21 chain, wherein the moiety having the alkyl C 16 -C 21 chain is a mixture of alkyl C 16 and C 18 chains; wherein any two of R1, R2, R3 or R4 may be joined to form a ring; and X is OSO3, ONO, OCQ or COO; and wherein the absorbent article is a diaper, incontinence pad, pantiliner, sanitary napkin, wipe or perspiration pad.