A pouched product for oral use

Abstract

Described is a pouched product for oral use that includes a liquid permeable cover material and a portion sized amount of a filling material has a water insoluble particulate material, the filling material being enclosed by the liquid permeable cover material. The particles of the water insoluble particulate material have an average particle size within the range of from 0.3 mm to 3.0 mm, a particle density in the range of from 0.8 g/cm 3 to 1.7 g/cm 3 and a pre-use moisture content of from 1% by weight of the filling material to 35% by weight of the filling material.

1 . A pouched product for oral use comprising a liquid permeable cover material and a filling material comprising a water insoluble particulate material consisting of water insoluble particles, the filling material being enclosed by the liquid permeable cover material, characterized in that, the particles of the water insoluble particulate material have an average particle size within the range of from 0.3 mm to 3.0 mm, a particle density within the range of from 0.8 g/cm 3  to 1.7 g/cm 3  and a pre-use moisture content of from 1% by weight of the filling material to 35% by weight of the filling material, the filling material being free from tobacco material or the filling material comprising tobacco material in an amount within the range of from 0.05 wt % to 10 wt % based on the total weight of the filling material; and in that the liquid permeable cover material is a nonwoven material. 
     
     
         2 . A pouched product according to  claim 1 , wherein the water insoluble particulate material contains less than 0.5% of particles which are small enough to pass through a sieve having a mesh size of 250 μm. 
     
     
         3 . A pouched product according to  claim 1 , wherein the particles of the water insoluble particulate material are particles having a cylindrical or substantially cylindrical shape, a spherical or substantially spherical shape, or are particles having an elongated rounded or substantially rounded shape. 
     
     
         4 . A pouched product according to  claim 1 , wherein the particles of the water insoluble particulate material have a spherical or substantially spherical shape and a sphericity in the range of from 0.7 to 1.0. 
     
     
         5 . A pouched product according to  claim 1 , wherein the water insoluble particulate material comprises water insoluble particles. 
     
     
         6 . A pouched product according to  claim 5 , wherein the water insoluble particles constitute 75% by dry weight to 99% by dry weight of the filling material. 
     
     
         7 . A pouched product according to  claim 1 , wherein the water permeable outer cover material has an air permeability of from 4,000 l/m 2 /s to 10,000 l/m 2 /s, when measured according to the EDANA test method WSP070.1.R3. 
     
     
         8 . A pouched product according to  claim 1 , wherein the water permeable outer cover material has a basis weight in the range of from 10 g/m 2  to 30. g/m 2 . 
     
     
         9 . A pouched product according to  claim 1 , wherein the liquid permeable cover material is a dry-formed nonwoven material. 
     
     
         10 . A pouched product according to  claim 9 , wherein the staple fibres in the nonwoven material are staple fibres of regenerated cellulose. 
     
     
         11 . A pouched product according to  claim 1 , wherein the particles of the water insoluble particulate material have a sphericity within the range of from 0.7 to 1.0 and a diameter of from 0.3 mm to 3 mm. 
     
     
         12 . A pouched product according to  claim 1 , wherein the filling material comprises nicotine, the nicotine being added in the filling material in the form of a nicotine compound. 
     
     
         13 . A pouched product according to  claim 1 , wherein the filling material comprises an additive selected from the group consisting of a flavouring agent, a sweetener, a humectant, and any mixture thereof. 
     
     
         14 . A pouched product according to  claim 13 , wherein the additive comprises a flavouring agent. 
     
     
         15 . A pouched product according to  claim 1 , wherein one or more water soluble component of the filling material is present on an outer surface of at least some of the particles of the water insoluble particulate material. 
     
     
         16 . A pouched product according to  claim 1 , wherein one or more water soluble component of the filling material is present in interstices between the particles of the water insoluble particulate material.