Aerosol generation

Abstract

An aerosol generating system comprising (i) an aerosol generating article comprising an aerosol generating material which comprises nicotine and/or aerosol generating agent, and (ii) an aerosol generating device comprising an induction heater, wherein during operation, the article is inserted into the device and an aerosol is generated by using the induction heater to heat the aerosol generating material to at least 150° C., wherein at least (i) 10 μg of nicotine, and/or (ii) 10 μg of aerosol generating agent, is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during a two-second period.

1 . An aerosol generating system comprising:
 (i) an aerosol generating article comprising an aerosol generating material which comprises nicotine and/or an aerosol generating agent; and   (ii) an aerosol generating device comprising an induction heater, wherein during operation, the article is inserted into the device and an aerosol is generated by using the induction heater to heat the aerosol generating material to at least 150° C.;   wherein at least (i) 10 μg of nicotine, and/or (ii) 10 μg of the aerosol generating agent, is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during a two-second period.   
     
     
         2 . An aerosol generating system according to  claim 1 , wherein the aerosol generating material is solid and comprises tobacco. 
     
     
         3 . An aerosol generating system according to  claim 1 , wherein the aerosol generating material comprises nicotine, and wherein during operation, an aerosol is generated by using the induction heater to heat the aerosol generating material to at least 150° C., wherein the total amount of nicotine aerosolized from the aerosol generating material during at least 7 two-second periods, under an airflow of at least 1.50 L/m, is at least about 0.20 mg. 
     
     
         4 . An aerosol generating system according to  claim 1 , wherein the aerosol generating material comprises nicotine, and wherein during operation, an aerosol is generated by using the induction heater to heat the aerosol generating material to at least 150° C., wherein the total amount of nicotine aerosolized from the aerosol generating material during at least 7 two-second periods, under an airflow of at least 1.50 L/m, is at least about 0.43 mg. 
     
     
         5 . An aerosol generating system according to  claim 1 , wherein the aerosol generating material comprises aerosol generating agent, and wherein during operation, an aerosol is generated by using the induction heater to heat the aerosol generating material to at least 150° C., wherein the total amount of aerosol generating agent aerosolized from the aerosol generating material during at least 7 two-second periods, under an airflow of at least 1.50 L/m, is at least about 2 mg. 
     
     
         6 . An aerosol generating system according to  claim 1 , wherein the aerosol generating material comprises aerosol generating agent, and wherein during operation, an aerosol is generated by using the induction heater to heat the aerosol generating material to at least 150° C., wherein the total amount of aerosol generating agent aerosolized from the aerosol generating material during at least 9 two-second periods, under an airflow of at least 1.50 L/m, is at least about 5 mg. 
     
     
         7 . A method of generating an aerosol from an aerosol generating material that comprises nicotine and/or an aerosol generating agent, the method comprising:
 using an induction heater to heat the aerosol generating material to at least 150° C.;   wherein at least 10 μg of nicotine is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during a two-second period; and/or   wherein at least 10 μg of aerosol generating agent is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during a two-second period.   
     
     
         8 . A method according to  claim 7 , wherein at least 30 μg of nicotine is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during the two-second period. 
     
     
         9 . A method according to  claim 7 , wherein at least at least 10 μg of the aerosol generating agent is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during the two-second period. 
     
     
         10 . A method according to  claim 7 , wherein less than about 200 μg of nicotine is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during the two-second period. 
     
     
         11 . (canceled) 
     
     
         12 . A method according to  claim 7 , wherein at least 100 μg of aerosol generating agent is aerosolized from the aerosol generating material under an airflow of at least 1.50 L/m during the two-second period. 
     
     
         13 . A method according to  claim 9 , wherein the aerosol generating agent comprises glycerol. 
     
     
         14 . A method according to  claim 7 , wherein the aerosol generating material comprises the aerosol generating agent and nicotine, and wherein in the aerosol generated under an airflow of at least 1.50 L/m during the two-second period, a weight ratio of the aerosol generating agent to nicotine is at least about 2.5:1. 
     
     
         15 . A method according to  claim 7 , wherein the aerosol generating material is solid and comprises tobacco. 
     
     
         16 . A method according to any of  claims 7 , wherein an aerosol density during the two-second period is at least 0.1 μg/cc. 
     
     
         17 . A method according to  claim 7 , wherein a mean particle or droplet size in the generated aerosol is less than about 1000 nm. 
     
     
         18 . An aerosol obtained through induction heating an aerosol generating material, the aerosol comprising:
 nicotine in an amount of at least 10 μg and/or an aerosol generating agent in an amount of at least 10 μg, wherein the aerosol is obtained through induction heating an aerosol generating material to at least 150° C., under an airflow of at least 1.50 L/m for a two-second period.   
     
     
         19 . A method according to  claim 14 , wherein the weight ratio of aerosol generating agent to nicotine is at least 8.5:1. 
     
     
         20 . An aerosol generating system according to  claim 1 , wherein the aerosol generating material comprising nicotine and aerosol generating agent, and a weight ratio of the aerosol generating agent to nicotine is at least about 2.5:1. 
     
     
         21 . An aerosol according to  claim 18 , wherein a weight ratio of the aerosol generating agent to nicotine is at least about 2.5:1.