Delivery vehicle

Abstract

The present invention provides a delivery vehicle for functionalizing an aerosol in proximity to the delivery vehicle, wherein the delivery vehicle comprises a porous substrate material comprising at least one porous thermoplastic polymer and at least one formulation held within the thermoplastic polymer, wherein the formulation comprises at least one functionalizing component and the porous thermoplastic polymer has a formulation loading capacity of at least 30% w/w based on the porous substrate.

1 . A delivery vehicle for functionalizing an aerosol in proximity to the delivery vehicle, the delivery vehicle comprising:
 a porous substrate material comprising at least one porous thermoplastic polymer; and   at least one formulation held within the thermoplastic polymer;   wherein the formulation comprises at least one functionalizing component and the porous thermoplastic polymer has a formulation loading capacity of at least 30% w/w based on the porous substrate material.   
     
     
         2 . The delivery vehicle according to  claim 1 , wherein the porous substrate material is contained in a housing. 
     
     
         3 . The delivery vehicle according to  claim 2 , wherein the housing is adapted to be removably attached to an aerosol delivery device. 
     
     
         4 . The delivery vehicle according to  claim 1 , wherein the at least one functionalizing component is at least one flavor component. 
     
     
         5 . The delivery vehicle according to  claim 4 , wherein the at least one flavor component is selected from the group consisting of (4-(para-)methoxyphenyl)-2-butanone, vanillin, γ-undecalactone, menthone, 5-propenyl guaethol, menthol, para-mentha-8-thiol-3-one and mixtures thereof. 
     
     
         6 . The delivery vehicle according to  claim 5 , wherein the at least one flavor component is at least menthol. 
     
     
         7 . The delivery vehicle according to  claim 1 , wherein the at least one functionalizing component is present in a total amount of at least 50 wt. % based on the at least one formulation. 
     
     
         8 . The delivery vehicle according to  claim 1 , wherein the at least one functionalizing component is present in a total amount of at least 70 wt. % based on the at least one formulation. 
     
     
         9 . The delivery vehicle according to  claim 1 , wherein the formulation loading capacity is at least 50% w/w based on the porous substrate material. 
     
     
         10 . The delivery vehicle according to  claim 1 , wherein the formulation loading capacity is at least 70% w/w based on the porous substrate material. 
     
     
         11 . The delivery vehicle according to  claim 1 , wherein the at least one porous thermoplastic polymer is selected from acrylonitrile butadiene styrene, natural rubber, nylon 6, polyamide, polyamideimide, polyarylate, polycarbonate, polydimethyl siloxane, polyetheretherketone, polyetherimide, polyethersulphone, polyethylene, polyethylene terephthalate, polymethylmethacrylate, polyoxymethylene, polyphenylene sulphide, polypropylene, polystyrene, polysulphone, polytetrafluoroethylene, polyvinylchloride, and mixtures thereof. 
     
     
         12 . The delivery vehicle according to  claim 1 , wherein the at least one porous thermoplastic polymer is at least polypropylene. 
     
     
         13 . The delivery vehicle according to  claim 1 , wherein the at least one porous thermoplastic polymer comprises a first porous thermoplastic polymer and a second porous thermoplastic polymer, wherein the first porous thermoplastic polymer and the second porous thermoplastic polymer are different from each other. 
     
     
         14 . The delivery vehicle according to  claim 1 , wherein the functionalizing component is a solid at a temperature of 40° C. 
     
     
         15 . The delivery vehicle according to  claim 1 , wherein the functionalizing component is a solid at a temperature of 60° C. 
     
     
         16 . The delivery vehicle according to  claim 1 , wherein the functionalizing component is a powder. 
     
     
         17 . The delivery vehicle according to  claim 16 , wherein the powder is a free flowing powder. 
     
     
         18 . The delivery vehicle according to  claim 1 , further comprising a carrier. 
     
     
         19 . The delivery vehicle according to  claim 18 , wherein the carrier is selected from water, glycerol, propylene glycol and mixtures thereof. 
     
     
         20 - 21 . (canceled) 
     
     
         22 . The delivery vehicle according to  claim 1 , further comprising an active agent. 
     
     
         23 . The delivery vehicle according to  claim 22 , wherein the active agent is at least nicotine. 
     
     
         24 - 25 . (canceled)