Flavor sheet for use in non-combustion-heating-type flavor inhalation article

Abstract

A flavor sheet to be used in a non-combustion heating type flavor inhalation article, said flavor sheet comprising a sheet formed of fibers, an adhesive added to one surface of the sheet and particles supplied to the other surface of the sheet, and being formed of a nonwoven fabric in which the formation of the sheet, the addition of the adhesive and the supply of the particles are performed by an air-laid process.

1 . A flavor sheet for use in a non-combustion-heating-type flavor inhalation article, the flavor sheet comprising:
 a sheet formed from fibers;   an adhesive added to a side of the sheet; and   particles supplied to an other side of the sheet,   wherein the flavor sheet is formed from a nonwoven fabric through formation of the sheet, addition of the adhesive, and supply of the particles that are performed by an airlaid process.   
     
     
         2 . The flavor sheet according to  claim 1 , wherein the adhesive is added also to the other side of the sheet by the airlaid process. 
     
     
         3 . The flavor sheet according to  claim 1 , wherein the flavor sheet has a thickness of 0.5 mm to 3.0 mm. 
     
     
         4 . The flavor sheet according to  claim 1 , wherein the flavor sheet has an air permeability of 1000 l/m 2 /s to 50000 l/m 2 /s. 
     
     
         5 . The flavor sheet according to  claim 1 , wherein the particles have a particle size of 14 mesh to 70 mesh. 
     
     
         6 . The flavor sheet according to  claim 1 , wherein the particles have a particle size of 70 mesh to 500 mesh. 
     
     
         7 . The flavor sheet according to  claim 1 , wherein the particles include ground tobacco. 
     
     
         8 . The flavor sheet according to  claim 1 , wherein the particles include a tobacco extract. 
     
     
         9 . The flavor sheet according to  claim 1 , wherein the fibers are plant-based natural fibers. 
     
     
         10 . The flavor sheet according to  claim 1 , wherein the adhesive is a suspension in water of a mixture of polyvinyl alcohol and vinyl acetate-acrylic copolymer.