Aerosol-generating article including substrate with gel composition

Abstract

An aerosol-generating article is provided, including: a rod of aerosol-generating substrate including a gel composition including at least one gelling agent, at least one of an alkaloid compound and a cannabinoid compound, and an aerosol former; a mouthpiece element; and an intermediate hollow section between the rod and the mouthpiece element and including: a support element downstream of the rod and including a first hollow tubular segment defining a first longitudinal cavity providing a first unrestricted flow channel, the first segment having at least 1 millimeter wall thickness, and an aerosol-cooling element in axial alignment with the mouthpiece element and abutting an upstream end of the mouthpiece element, the aerosol-cooling element including a second hollow tubular segment having a length of less than 10 millimeters, the second segment defining a second longitudinal cavity providing a second unrestricted flow channel, the first and the second channels being empty.

1 .- 14 . (canceled) 
     
     
         15 . An aerosol-generating article for producing an inhalable aerosol upon heating, the aerosol-generating article comprising:
 a rod of aerosol-generating substrate comprising a gel composition, the gel composition comprising at least one gelling agent, at least one of an alkaloid compound and a cannabinoid compound, and an aerosol former;   a mouthpiece element; and   an intermediate hollow section between the rod of aerosol-generating substrate and the mouthpiece element, the intermediate hollow section comprising:
 a support element downstream of the rod of aerosol-generating substrate, the support element comprising a first hollow tubular segment defining a first longitudinal cavity providing a first unrestricted flow channel, the first hollow tubular segment having a wall thickness of at least 1 millimeter, and 
 an aerosol-cooling element in axial alignment with the mouthpiece element and abutting an upstream end of the mouthpiece element, the aerosol-cooling element comprising a second hollow tubular segment having a length of less than 10 millimeters, the second hollow tubular segment defining a second longitudinal cavity providing a second unrestricted flow channel, 
 wherein the first and the second unrestricted flow channels are empty. 
   
     
     
         16 . The aerosol-generating article according to  claim 15 , wherein the rod of aerosol-generating substrate further comprises a plug of a porous medium loaded with the gel composition. 
     
     
         17 . The aerosol-generating article according to  claim 16 , wherein the porous medium is in the form of a crimped sheet. 
     
     
         18 . The aerosol-generating article according to  claim 16 , wherein the porous medium comprises cotton fibers. 
     
     
         19 . The aerosol-generating article according to  claim 16 , wherein the plug of the porous medium loaded with the gel composition is circumscribed by a water repellent wrapper. 
     
     
         20 . The aerosol-generating article according to  claim 15 , wherein the gel composition further comprises at least 1 percent by weight of nicotine. 
     
     
         21 . The aerosol-generating article according to  claim 15 , wherein the gel composition further comprises an acid. 
     
     
         22 . The aerosol-generating article according to  claim 15 , wherein the gel composition further comprises between 1 percent by weight and 6 percent by weight of the at least one gelling agent. 
     
     
         23 . The aerosol-generating article according to  claim 15 , further comprising an elongate susceptor element extending in a longitudinal direction through the rod of aerosol-generating substrate. 
     
     
         24 . The aerosol-generating article according to  claim 15 , wherein a length of the mouthpiece element is at least 10 millimeters. 
     
     
         25 . The aerosol-generating article according to  claim 15 , wherein a length of the mouthpiece element is at least 2 millimeters greater than a length of the aerosol-cooling element. 
     
     
         26 . The aerosol-generating article according to  claim 15 , wherein the second hollow tubular segment of the aerosol-cooling element has a wall thickness of less than 2.5 millimeters. 
     
     
         27 . The aerosol-generating article according to  claim 15 , wherein the mouthpiece element comprises a mouthpiece filter segment formed of a fibrous filtration material, the mouthpiece filter segment having a length of at least 10 millimeters. 
     
     
         28 . The aerosol-generating article according to  claim 15 , further comprising an upstream element provided upstream of the rod of aerosol-generating substrate.