Oral Tobacco Product

Abstract

A preformed mouldable oral tobacco product is disclosed which does not exhibit any brittleness and has a three-point bending strength of less than 4N, and method of manufacturing the same. Also disclosed is a preformed mouldable oral tobacco product which exhibits a friability value of less than 0.5%.

1 . A preformed mouldable oral tobacco product comprising:
 a mouldable, orally consumable portion comprising:
 tobacco; and 
 a binding agent, 
   wherein the portion does not exhibit any brittleness and has a three-point bending strength of less than 4N.   
     
     
         2 . The oral tobacco product according to  claim 1 ,
 wherein the tobacco is cut tobacco, and   wherein the binding agent comprises carboxymethyl cellulose.   
     
     
         3 . The oral tobacco product according to  claim 2 ,
 wherein the binding agent further comprises exclusively carboxymethyl cellulose.   
     
     
         4 . The oral tobacco product according to  claim 1 ,
 wherein the binding agent is provided in a proportion by weight of greater than 1%.   
     
     
         5 . The oral tobacco product according to  claim 1 , having a three-point bending strength of between 1N and 3.5N. 
     
     
         6 . The oral tobacco product according to  claim 1 ,
 wherein the portion is stable in water, and   wherein the portion is resistant to one of breaking down and dissolving, in water, in less than 30 minutes.   
     
     
         7 . The oral tobacco product according to  claim 6 ,
 wherein the portion exhibits a percentage weight loss, after 30 minutes in water, of less than 25%.   
     
     
         8 . A pre-formed mouldable oral tobacco product comprising:
 a mouldable, orally consumable portion comprising:
 tobacco; and 
 a binding agent, 
   wherein the portion exhibits a friability value of less than 0.5%.   
     
     
         9 . The oral tobacco product according to  claim 8 ,
 wherein the portion exhibits a friability value of less than 0.4%.   
     
     
         10 . The oral tobacco product according to  claim 8 ,
 wherein the portion does not exhibit any brittleness and   wherein the portion has a three-point bending strength of less than 4N.   
     
     
         11 . The oral tobacco product according to  claim 10 ,
 wherein the portion has a three-point bending strength of between 1N and 3.5N.   
     
     
         12 . The oral tobacco product according to  claim 8 ,
 wherein the tobacco comprises cut tobacco, and   wherein the binding agent comprises carboxymethyl cellulose.   
     
     
         13 . The oral tobacco product according to  claim 12 ,
 wherein the binding agent comprises exclusively carboxymethyl cellulose.   
     
     
         14 . The oral tobacco product according to  claim 8 ,
 wherein the binding agent is provided in a proportion by weight of greater than 1%.   
     
     
         15 . The oral tobacco product according to  claim 8 ,
 wherein the portion is stable in water; and   wherein the portion is resistant to one of breaking down and dissolving, in water, in less than 30 minutes.   
     
     
         16 . The oral tobacco product according to  claim 15 ,
 wherein the portion exhibits a percentage weight loss, after 30 minutes in water, of less than 25%.   
     
     
         17 . A method of manufacturing a preformed mouldable oral tobacco product comprising:
 combining tobacco with a binding agent to form a mixture; and   providing individual portions thereof.   
     
     
         18 . The method according to  claim 17 ,
 wherein the binding agent comprises a cellulose derivative.   
     
     
         19 . The method according to  claim 17 ,
 wherein the binding agent comprises carboxymethyl cellulose.   
     
     
         20 . The method according to  claim 19 ,
 wherein the binding agent comprises exclusively carboxymethyl cellulose.   
     
     
         21 . The method according to  claim 17 , further comprising kneading the mixture before an extruding step. 
     
     
         22 . The method according to  claim 21 , further comprising kneading the mixture for between 7 and 15 minutes. 
     
     
         23 . The method according to  claim 17 , further comprising heating the mixture before an extruding step. 
     
     
         24 . A preformed mouldable oral tobacco product comprising:
 a mouldable, orally consumable portion comprising:
 tobacco; and 
 a binding agent, 
   wherein the portion exhibits a maximum negative force greater than   0.1N in a three-point bending strength test.   
     
     
         25 . The oral tobacco product according to  claim 24 ,
 wherein the portion exhibits a negative force of between −0.1N and −0.9N in a three-point bending strength test.   
     
     
         26 . The oral tobacco product according to  claim 24 ,
 wherein the tobacco comprises cut tobacco, and   wherein the binding agent comprises carboxymethyl cellulose.   
     
     
         27 . The oral tobacco product according to  claim 26 ,
 wherein the binding agent comprises exclusively carboxymethyl cellulose.   
     
     
         28 . The oral tobacco product according to  claim 24 ,
 wherein the portion exhibits a friability value of less than 0.5%.   
     
     
         29 . The oral tobacco product according to  claim 28 ,
 wherein the portion exhibits a friability value of less than 0.4%.   
     
     
         30 . The oral tobacco product according to  claim 24 ,
 wherein the portion does not exhibit any brittleness, and   wherein the portion exhibits a maximum three-point bending strength of less than 4N.