Vaporisable liquid for a smoking substitute apparatus

Abstract

A vaporisable liquid for a smoking substitute apparatus, the vaporisable liquid comprising vegetable glycerine, propylene glycol, and water; wherein the vaporisable liquid comprises less than 5 wt % water and the ratio by mass of propylene glycol to vegetable glycerine is at least 30:70. The vaporisable liquid finds use as an e-liquid in a smoking substitute device.

1 . A vaporisable liquid for a smoking substitute apparatus, the vaporisable liquid comprising:
 vegetable glycerine,   propylene glycol, and   water;   
       wherein:
 the vaporisable liquid comprises less than 5 wt % water; and 
 the ratio by mass of propylene glycol to vegetable glycerine is at least 30:70. 
 
     
     
         2 . The vaporisable liquid according to  claim 1 , comprising between 0.25 wt % and 5 wt % water. 
     
     
         3 . The vaporisable liquid according to  claim 1 , wherein the ratio by mass of propylene glycol to vegetable glycerine is at least 60:40. 
     
     
         4 . The vaporisable liquid according to  claim 1 , wherein the ratio by mass of propylene glycol to vegetable glycerine is between 30:70 and 40:60. 
     
     
         5 . The vaporisable liquid according to  claim 4 , wherein the ratio by mass of propylene glycol to vegetable glycerine is 35:65. 
     
     
         6 . The vaporisable liquid according to  claim 4 , wherein the vaporisable liquid comprises less than 0.25% water. 
     
     
         7 . The vaporisable liquid according to  claim 1 , further comprising nicotine. 
     
     
         8 . The vaporisable liquid according to  claim 7 , wherein the vaporisable liquid comprises 5% or less by mass nicotine, wherein the total mass of vegetable glycerine, propylene glycol, water and nicotine is 100%. 
     
     
         9 . A smoking substitute kit comprising:
 a vaporisable liquid according to  claim 1 ; and   a smoking substitute apparatus for generating an aerosol from the vaporisable liquid.   
     
     
         10 . The smoking substitute kit according to  claim 9 , further comprising a flavour delivery article for delivering a smell and/or a flavour to a user. 
     
     
         11 . The smoking substitute kit according to  claim 10 , wherein the flavour delivery article comprises a scented substrate. 
     
     
         12 . The smoking substitute kit according to  claim 10 , wherein the flavour delivery article comprises a sticker; the sticker comprising:
 an adhesive portion for adhering the sticker to a surface of the smoking substitute apparatus; and   a flavoured portion having a scented substrate.   
     
     
         13 . The smoking substitute kit according to  claim 11 , wherein the scented substrate comprises a disintegrant. 
     
     
         14 . The smoking substitute kit according to  claim 13 , wherein the scented substrate comprises from 1 wt % to 5 wt % of the disintegrant. 
     
     
         15 . The smoking substitute kit according to  claim 11 , wherein the scented substrate is in the form of granules comprising embedded flavourant.