Pouched product for oral use comprising water insoluble substrate particles

Abstract

Described is a pouched product for oral use that includes a liquid permeable pouch and a nicotine containing filling material enclosed by the pouch, wherein the filling material is a tobacco free filling material or comprises tobacco material in an amount of at most 10% by total weight of the filling material; has a pre-use moisture content of from 1% to 35% by total weight of the filling material; contains nicotine in an amount of from 0.5% to 2% by total weight of the filling material; and includes water insoluble substrate particles and one or more water-soluble components; wherein the water insoluble substrate particles are ball-shaped particles constituting at least 65% by dry weight of the filling material, the water insoluble substrate particles having a d50 particle size of from 0.25 mm to 2.0 mm, and wherein the filling material contains sweetener, the sweetener being present in an amount of at most 1% by dry weight of the filling material.

1 . A pouched product for oral use comprising a liquid permeable pouch and a nicotine containing filling material enclosed by the pouch, wherein the filling material
 is a tobacco free filling material or comprises tobacco material in an amount of at most 10% by total weight of the filling material:   has a pre-use moisture content of from 1% to 35% by total weight of the filling material;   contains nicotine in an amount of from 0.5% to 2% by total weight of the filling material; and   comprises water insoluble substrate particles and one or more water-soluble components:   
       wherein the water insoluble substrate particles are ball-shaped particles constituting at least 65% by dry weight of the filling material, the water insoluble substrate particles having a d50 particle size of from 0.25 mm to 2.0 mm, and 
       wherein the filling material contains sweetener, the sweetener being present in an amount of at most 1% by dry weight of the filling material. 
     
     
         2 . A pouched product according to  claim 1 , wherein the water insoluble substrate particles have a d50 particle size of from 0.25 mm to 1.5 mm. 
     
     
         3 . A pouched product according to  claim 2 , wherein the water insoluble substrate particles have a d50 particle size of from 0.25 mm to 1.0 mm. 
     
     
         4 . A pouched product according to  claim 3 , wherein the water insoluble substrate particles have a d50 particle size of from 0.25 mm to 0.6 mm, preferably from 0.25 mm to 0.5 mm. 
     
     
         5 . A pouched product according to  claim 1 , wherein the water insoluble substrate particles have a d50 particle size of from 0.3 mm to 2.0 mm. 
     
     
         6 . A pouched product according to  claim 5 , wherein the water insoluble substrate particles have a d50 particle size of from 0.3 mm to 1.5 mm. 
     
     
         7 . A pouched product according to  claim 6 , wherein the water insoluble substrate particles have a d50 particle size of from 0.3 mm to 1.0 mm. 
     
     
         8 . A pouched product according to  claim 7 , wherein the water insoluble substrate particles have a d50 particle size of from 0.3 mm to 0.6 mm. 
     
     
         9 . A pouched product according to  claim 1 , wherein the water insoluble substrate particles have a d50 aspect ratio of 0.8 or above and a d50 sphericity of 0.8 or above. 
     
     
         10 . A pouched product according to  claim 1 , wherein the water insoluble substrate particles comprise or consist of particles of microcrystalline cellulose, water insoluble starch, silica, or a mixture thereof. 
     
     
         11 . A pouched product according to  claim 10 , wherein the water insoluble substrate particles comprise or consist of particles of microcrystalline cellulose. 
     
     
         12 . A pouched product according to  claim 1 , wherein the water insoluble substrate particles constitute 75% by dry weight to 95% by dry weight of the filling material. 
     
     
         13 . A pouched product according to  claim 1 , wherein the water insoluble substrate particles contain less than 0.5% by weight of particles passing through a sieve having a mesh size of 250 μm. 
     
     
         14 . A pouched product according to  claim 1 , wherein the filling material contains less than 0.5% by weight of particles passing through a sieve having a mesh size of 250 μm. 
     
     
         15 . A pouched product according to  claim 1 , wherein the water insoluble substrate particles have a narrow particle size distribution. 
     
     
         16 . A pouched product according to  claim 1 , wherein the filling material contains sweetener in an amount of at most 0.5% by dry weight of the filling material, preferably at most 0.2% by dry weight of the filling material. 
     
     
         17 . A pouched product according to  claim 1 , wherein the sweetener comprises saccharin, cyclamate, acesulfame K, sucralose, neohesperidin dihydrochalcone, steviol glycoside, monoammonium glycyrrhizinate, thaumatin, aspartame, neotame or advantame, preferably saccharin, cyclamate, acesulfame K, sucralose, steviol glycoside, monoammonium glycyrrhizinate or aspartame, more preferably acesulfame K. 
     
     
         18 . A pouched product according to  claim 1 , wherein substantially all nicotine in the filling material is located on an outer surface of the water insoluble substrate particles. 
     
     
         19 . A pouched product according to  claim 1 , wherein a filling degree of the liquid permeable pouch is 80% or less. 
     
     
         20 . A pouched product according to  claim 1 , wherein the liquid permeable pouch is formed from a nonwoven material, such as a nonwoven material comprising staple fibres of regenerated cellulose.