Smoking article and aerosol generating system including the same

Abstract

A smoking article includes a medium accommodation portion filled with cut tobacco leaves, a moisturizer accommodation portion that is disposed on one side of the medium accommodation portion and that includes an aerosol generating material, and a filter portion disposed on another side of the medium accommodation portion. The cut tobacco leaves may include about 50 parts by weight to about 70 parts by weight of general cut leaves, about 10 parts by weight to about 30 parts by weight of expanded tobacco leaves, and about 10 parts by weight to about 30 parts by weight of a slurry-type reconstituted tobacco sheet.

What is claimed is: 
     
         1 . A smocking article comprising:
 a medium accommodation portion filled with cut tobacco leaves;   a moisturizer accommodation portion disposed on one side of the medium accommodation portion and comprising an aerosol generating material; and   a filter portion disposed on another side of the medium accommodation portion,   wherein the cut tobacco leaves comprise about 50 parts by weight to about 70 parts by weight of general cut leaves, about 10 parts by weight to about 30 parts by weight of expanded tobacco leaves, and about 10 parts by weight to about 30 parts by weight of a slurry-type reconstituted tobacco sheet.   
     
     
         2 . The smoking article of  claim 1 , wherein the general cut leaves have a width of about 0.9 millimeters (mm) to about 1.6 mm. 
     
     
         3 . The smoking article of  claim 1 , wherein the slurry-type reconstituted tobacco sheet is coated with an aerosol generating material. 
     
     
         4 . The smoking article of  claim 3 , wherein
 the slurry-type reconstituted tobacco sheet has a thickness of about 180 micrometers (μm) to about 220 μm, and   the slurry-type reconstituted tobacco sheet has a basis weight of about 165 grams per square meter (g/m 2 ) to about 185 g/m 2 .   
     
     
         5 . The smoking article of  claim 1 , wherein the cut tobacco leaves are arranged in a same direction. 
     
     
         6 . The smoking article of  claim 1 , wherein the aerosol generating material comprises at least one of glycerin, propylene glycol, and nicotine. 
     
     
         7 . The smoking article of  claim 3 , wherein the slurry-type reconstituted tobacco sheet is coated with about 23 parts by weight to about 27 parts by weight of glycerin. 
     
     
         8 . The smoking article of  claim 1 , wherein the filter portion comprises:
 a first filter portion comprising a cavity; and   a second filter portion filled with a filtration material.   
     
     
         9 . The smoking article of  claim 1 , wherein at least one of the medium accommodation portion, the moisturizer accommodation portion, and the filter portion is wrapped with a segment wrapper. 
     
     
         10 . The smoking article of  claim 9 , wherein the segment wrapper comprises:
 a medium accommodation portion wrapper; and   at least one of a moisturizer accommodation portion wrapper, a first filter portion wrapper, and a second filter portion wrapper.   
     
     
         11 . The smoking article of  claim 10 , wherein the medium accommodation portion wrapper wrapped around the medium accommodation portion is two-ply paper or three-ply paper containing aluminum (Al). 
     
     
         12 . The smoking article of  claim 9 , wherein the medium accommodation portion, the moisturizer accommodation portion, and the filter portion are wrapped with the segment wrapper, and the segment wrapper is wrapped with a total wrapper. 
     
     
         13 . An aerosol generating device, wherein the aerosol generating device is configured to receive the smoking article of  claim 1  and provide an aerosol inhalable by a user by heating the aerosol generating material stored in the smoking article. 
     
     
         14 . The aerosol generating device of  claim 13 , comprising:
 an elongated cavity configured to accommodate the smoking article;   a heater configured to heat at least a part of each of the medium accommodation portion and the moisturizer accommodation portion of the smoking article; and   a controller electrically connected to the heater.   
     
     
         15 . An aerosol generating system comprising:
 a smocking article comprising:
 a medium accommodation portion filled with cut tobacco leaves; 
 a moisturizer accommodation portion disposed on one side of the medium accommodation portion and comprising an aerosol generating material; and 
 a filter portion disposed on another side of the medium accommodation portion, 
   wherein the cut tobacco leaves comprise about 50 parts by weight to about 70 parts by weight of general cut leaves, about 10 parts by weight to about 30 parts by weight of expanded tobacco leaves, and about 10 parts by weight to about 30 parts by weight of a slurry-type reconstituted tobacco sheet; and   an aerosol generating device configured to receive the smoking article and provide an aerosol inhalable by a user by heating the aerosol generating material stored in the smoking article.