Article for use with apparatus for heating smokable material

Abstract

An article is provided for use with an apparatus for heating smokable material to volatilize at least one component of the smokable material. The article has a carrier and smokable material arranged on the carrier. The smokable material has a first layer of smokable material and a second layer of smokable material. The first layer of smokable material is located between the carrier and the second layer of smokable material. The smokable material of the first layer of smokable material has a form or chemical composition that differs from the form or chemical composition, respectively, of the smokable material of the second layer of smokable material.

1 . An article for use with apparatus for heating smokable material to volatilize at least one component of the smokable material, the article comprising:
 a carrier; and   smokable material arranged on the carrier,   wherein the smokable material comprises a first layer of smokable material and a second layer of smokable material, wherein the first layer of smokable material is located between the carrier and the second layer of smokable material, and   wherein the smokable material of the first layer of smokable material has a form or chemical composition that differs from a form or chemical composition, respectively, of the smokable material of the second layer of smokable material.   
     
     
         2 . An article according to  claim 1 , wherein the smokable material of one of the first layer of smokable material or the second layer of smokable material has a form or chemical composition so as to be heatable more quickly than the smokable material of the other of the first layer of smokable material or the second layer of smokable material. 
     
     
         3 . An article according to  claim 2 , wherein the smokable material of the first layer of smokable material has a form or chemical composition so as to be heatable more quickly than the smokable material of the second layer of smokable material. 
     
     
         4 . An article according to  claim 1 , wherein the smokable material of one of the first layer of smokable material or the second layer of smokable material comprises particles of the smokable material having a first mean particle size, and the smokable material of the other of the first layer of smokable material or the second layer of smokable material comprises particles of the smokable material having a second mean particle size that is greater than the first mean particle size. 
     
     
         5 . An article according to  claim 4 , wherein the smokable material of the first layer of smokable material comprises the particles of smokable material having the first mean particle size, and the smokable material of the second layer of smokable material comprises the particles of smokable material having the second mean particle size. 
     
     
         6 . An article according to  claim 1 , wherein the smokable material of one of the first layer of smokable material or the second layer of smokable material comprises an aerosol forming agent, and the smokable material of the other of the first layer of smokable material or the second layer of smokable material is free or substantially free of the aerosol forming agent. 
     
     
         7 . An article according to  claim 6 , wherein the smokable material of the first layer of smokable material comprises the aerosol forming agent, and the smokable material of the second layer of smokable material is free or substantially free of the aerosol forming agent. 
     
     
         8 . An article according to  claim 1 , wherein the first layer of the smokable material is bonded to the carrier. 
     
     
         9 . An article according to  claim 1 , wherein the carrier is for conducting heat through the carrier towards the smokable material. 
     
     
         10 . An article according to  claim 1 , wherein the article comprises a pouch containing the smokable material, and wherein the carrier forms at least a portion of a wall of the pouch. 
     
     
         11 . A cartridge for use with apparatus for heating smokable material to volatilize at least one component of the smokable material, the cartridge comprising:
 an article for use with apparatus for heating smokable material to volatilize at least one component of the smokable material, the article comprising a carrier and smokable material arranged on the carrier,   wherein the smokable material comprises a first layer of smokable material and a second layer of smokable material, wherein the first layer of smokable material is located between the carrier and the second layer of smokable material, and   wherein the smokable material of the first layer of smokable material has a form or chemical composition that differs from a form of chemical composition, respectively, of the smokable material of the second layer of smokable material.   
     
     
         12 . A cartridge according to  claim 11 , comprising a housing defining a chamber, wherein the carrier defines part of an exterior surface of the cartridge, and wherein the smokable material is located within the chamber. 
     
     
         13 . A cartridge according to  claim 11 , wherein the exterior surface of the cartridge comprises a cavity for receiving a heater for heating the smokable material, and wherein the carrier defines at least part of the cavity. 
     
     
         14 . A cartridge according to  claim 13 , wherein the cavity has a mouth and a longitudinal axis, and wherein a cross-sectional size of the cavity perpendicular to the longitudinal axis decreases with distance from the mouth over at least a majority of a length of the cavity. 
     
     
         15 . A cartridge according to  claim 13 , wherein the cavity is a wedge-shaped cavity or a dome-shaped cavity. 
     
     
         16 . A kit comprising;
 an article for use with apparatus for heating smokable material to volatilize at least one component of the smokable material, the article comprising:
 a carrier, and 
 smokable material arranged on the carrier, 
 wherein the smokable material comprises a first layer of smokable material and a second layer of smokable material, wherein the first layer of smokable material is located between the carrier and the second layer of smokable material, and 
 wherein the smokable material of the first layer of smokable material has a form or chemical composition that differs from a form or chemical composition, respectively, of the smokable material of the second layer of smokable material; and 
   apparatus for heating the smokable material to volatilize at least one component of the smokable material.   
     
     
         17 . A kit according to  claim 16 , wherein the apparatus is for heating the smokable material to volatilize the at least one component of the smokable material without combusting the smokable material. 
     
     
         18 . A kit according to  claim 16 , wherein the apparatus comprises a heating device for heating the smokable material, and a controller for controlling heating of the heating device so as to cause heating of the smokable material to volatilize the at least one component of the smokable material without combusting the smokable material. 
     
     
         19 . The kit according to  claim 16 , further comprising a cartridge, the cartridge comprising the article.