Delivery systems and methods of making the same

Abstract

The disclosure relates to delivery systems including aerosol-generating material and a cooling agent WS-3 in an amount sufficient to provide a cooling effect. In particular, the disclosure relates to delivery systems that do not provide any clearly noticeable smell or taste other than one of tobacco.

1 . A delivery system comprising:
 aerosol-generating material; and   a cooling agent WS-3, wherein the cooling agent WS-3 is included in an amount to provide delivery of, on average, at least about 1.5 μg of the cooling agent WS-3 in a 35 mL puff.   
     
     
         2 . The delivery system according to  claim 1 , wherein the cooling agent WS-3 is included in an amount to provide delivery of, on average, no more than about 100 μg of the cooling agent WS-3 in a 35 mL puff. 
     
     
         3 . The delivery system according to  claim 1 , wherein the delivery system does not comprise an additive that provides any clearly noticeable smell or taste in addition to that of the aerosol-generating material. 
     
     
         4 . The delivery system according to  claim 1 , wherein the delivery system does not comprise a further cooling agent in addition to the cooling agent WS-3. 
     
     
         5 . The delivery system according to  claim 1 , wherein the delivery system is a combustible aerosol provision system comprising a rod of the aerosol-generating material and the cooling agent WS-3 is included in an amount to provide delivery of, on average, at least 1.5 μg of the cooling agent WS-3 in a puff under an International Standards Organization (ISO) smoking regime. 
     
     
         6 . The delivery system according to  claim 5 , wherein the combustible aerosol provision system comprises the cooling agent WS-3 in an amount to provide delivery of, on average, at least about 25 μg of the cooling agent WS-3 in a puff of aerosol generated under the ISO smoking regime. 
     
     
         7 . The delivery system according to  claim 5 , wherein the combustible aerosol provision system comprises the cooling agent WS-3 in an amount to provide delivery of no greater than 100 μg of the cooling agent WS-3 in a puff of aerosol generated under the ISO smoking regime. 
     
     
         8 . The delivery system according to  claim 1 , wherein the delivery system is a non-combustible aerosol provision system and the cooling agent WS-3 is included in an amount to provide delivery of, on average, at least 1.5 μg of the cooling agent WS-3 in a puff under a Health Canada Intense (HCI) smoking regime. 
     
     
         9 . The delivery system according to  claim 8 , wherein the non-combustible aerosol provision system comprises the cooling agent WS-3 in an amount to provide delivery of, on average, at least about 2 μg of the cooling agent WS-3 in a puff of aerosol generated under the HCI smoking regime. 
     
     
         10 . The delivery system according to  claim 8 , wherein the non-combustible aerosol provision system comprises the cooling agent WS-3 in an amount to provide delivery of no greater than 100 μg of the cooling agent WS-3 in a puff of aerosol generated under the HCI smoking regime. 
     
     
         11 . The delivery system according to  claim 1 , wherein the amount of the cooling agent WS-3 included in the delivery system is at least 0.1 mg or at least 0.3 mg per delivery system. 
     
     
         12 . The delivery according to  claim 1 , wherein the amount of the cooling agent WS-3 included in the delivery system is at least 1 mg per delivery system. 
     
     
         13 . The delivery system according to  claim 1 , wherein the amount of the cooling agent WS-3 included in the delivery system is no greater than 10 mg or no greater than 5 mg or no greater than 2.5 mg per delivery system. 
     
     
         14 . The delivery system according to  claim 5 , wherein the amount of the cooling agent WS-3 included in the delivery system is at least 60 μg per 1 mg of tar delivered by the delivery system. 
     
     
         15 . The delivery system according to  claim 5 , wherein the amount of the cooling agent WS-3 included in the delivery system is no greater than 10 mg or no greater than 5 mg per 1 mg of tar delivered by the delivery system. 
     
     
         16 . The delivery system according to  claim 1 , wherein the amount of the cooling agent WS-3 included in the delivery system is at least 0.8 mg per 1 g of aerosol-generating material. 
     
     
         17 . The delivery system according to  claim 1 , wherein the amount of the cooling agent WS-3 included in the delivery system is no greater than 15 mg or no greater than 11 mg per 1 g of aerosol-generating material. 
     
     
         18 . The delivery system according to  claim 1 , wherein the cooling agent WS-3 is present in the aerosol-generating material. 
     
     
         19 . The delivery system according to  claim 18 , wherein the cooling agent WS-3 is applied to the aerosol-generating material. 
     
     
         20 . The delivery system according to  claim 19 , wherein the cooling agent WS-3 is applied to the aerosol-generating material by spraying a solution of the cooling agent WS-3 onto the aerosol-generating material, or by adding the cooling agent WS-3 to the aerosol-generating material in solid form. 
     
     
         21 . The delivery system according to  claim 18 , wherein the cooling agent WS-3 is added to a wrapper surrounding the aerosol-generating material. 
     
     
         22 . The delivery system according to  claim 1 , wherein the delivery system comprises a filter and wherein the cooling agent WS-3 is present in the filter. 
     
     
         23 . The delivery system according to  claim 22 , wherein the cooling agent WS-3 is applied to the filter. 
     
     
         24 . The delivery system according to  claim 23 , wherein the cooling agent WS-3 is applied to the filter by spraying a solution of the cooling agent WS-3 onto the filter, or by adding the cooling agent WS-3 to the filter in solid form. 
     
     
         25 . A method of making the delivery system according to  claim 1 , comprising:
 incorporating the cooling agent WS-3 into the delivery system in an amount to provide a cooling sensation without providing any clearly noticeable smell or taste in addition to that of the aerosol-generating material.   
     
     
         26 . The method according to  claim 25 , further comprising applying the cooling agent WS-3 to the aerosol-generating material. 
     
     
         27 . The method according to  claim 26 , further comprising applying the cooling agent WS-3 to the aerosol-generating material by spraying a solution of the cooling agent WS-3 onto the aerosol-generating material, or applying the cooling agent WS-3 to the aerosol-generating material in solid form. 
     
     
         28 . The method according to  claim 25 , further comprising applying the cooling agent WS-3 to at least a portion of a wrapper surrounding the aerosol-generating material. 
     
     
         29 . The method according to  claim 25 , further comprising incorporating the cooling agent WS-3 into a filter of the delivery system. 
     
     
         30 . The method according to  claim 29 , further comprising applying the cooling agent WS-3 to the filter. 
     
     
         31 . The method according to  claim 30 , further comprising applying the cooling agent WS-3 to the filter by spraying a solution of the cooling agent WS-3 onto the filter, or applying the cooling agent WS-3 to the filter in solid form. 
     
     
         32 . A method of use of a cooling agent WS-3 to provide a cooling sensation to the user of a delivery system without imparting a characteristic flavor, wherein an amount of, on average, at least about 1.5 μg of WS-3 is delivered in a 35 mL puff. 
     
     
         33 . The method according to  claim 32 , wherein the delivery system does not comprise an additive that provides any clearly noticeable smell or taste in addition to that of the aerosol-generating material.