Novel clove-containing aerosol-generating substrate

Abstract

An aerosol-generating article is provided including: an aerosol-generating substrate including a homogenised plant material including clove particles, an aerosol former, and a binder, the aerosol-generating substrate further including: at least 125 micrograms of eugenol per gram of the aerosol-generating substrate, on a dry weight basis, at least 125 micrograms of eugenol-acetate per gram of the aerosol-generating substrate, on a dry weight basis, and at least 1 microgram of beta-caryophyllene per gram of the aerosol-generating substrate, on a dry weight basis. An aerosol-generating system including an aerosol-generating device including a heating element; and the aerosol-generating article is also provided. An aerosol produced upon heating of the aerosol-generating substrate, and a method of making the aerosol-generating substrate are also provided.

1 .- 15 . (canceled) 
     
     
         16 . An aerosol-generating article, comprising:
 an aerosol-generating substrate comprising a homogenised plant material including clove particles, an aerosol former, and a binder, the aerosol-generating substrate further comprising:
 at least 125 micrograms of eugenol per gram of the aerosol-generating substrate, on a dry weight basis, 
 at least 125 micrograms of eugenol-acetate per gram of the aerosol-generating substrate, on a dry weight basis, and 
 at least 1 microgram of beta-caryophyllene per gram of the aerosol-generating substrate, on a dry weight basis. 
   
     
     
         17 . The aerosol-generating article according to  claim 16 ,
 wherein an amount of eugenol per gram of the aerosol-generating substrate is no more than 3 times an amount of eugenol-acetate per gram of the aerosol-generating substrate, and   wherein an amount of eugenol per gram of the aerosol-generating substrate is at least 50 times an amount of beta-caryophyllene per gram of the aerosol-generating substrate.   
     
     
         18 . The aerosol-generating article according to  claim 16 ,
 wherein upon heating of the aerosol-generating substrate according to Test Method A, an aerosol is generated comprising:
 at least 20 micrograms of eugenol per gram of the aerosol-generating substrate, on a dry weight basis, 
 at least 50 micrograms of eugenol-acetate per gram of the aerosol-generating substrate, on a dry weight basis, and 
 at least 5 micrograms of beta-caryophyllene per gram of the aerosol-generating substrate, on a dry weight basis, 
   wherein an amount of eugenol-acetate per gram of the aerosol-generating substrate is at least 1.5 times an amount of eugenol per gram of the aerosol-generating substrate, and   wherein an amount of eugenol per gram of the aerosol-generating substrate is no more than 5 times an amount of beta-caryophyllene per gram of the aerosol-generating substrate.   
     
     
         19 . The aerosol-generating article according to  claim 18 , wherein the aerosol generated upon heating of the aerosol-generating substrate further comprises at least 0.1 milligrams of nicotine per gram of the aerosol-generating substrate. 
     
     
         20 . The aerosol-generating article according to  claim 18 ,
 wherein an amount of eugenol-acetate per gram of the aerosol-generating substrate is at least twice an amount of eugenol per gram of the aerosol-generating substrate, and   wherein an amount of eugenol per gram of the aerosol-generating substrate is no more than 4 times an amount of beta-caryophyllene per gram of the aerosol-generating substrate.   
     
     
         21 . The aerosol-generating article according to  claim 16 , wherein the homogenised plant material comprises at least 2.5 percent by weight clove particles, on a dry weight basis. 
     
     
         22 . The aerosol-generating article according to  claim 21 , wherein the homogenised plant material further comprises up to 97 percent by weight of tobacco particles, on a dry weight basis, and a weight ratio of the clove particles to the tobacco particles is 1:4. 
     
     
         23 . The aerosol-generating article according to  claim 16 ,
 wherein the aerosol-generating substrate further comprises one or more sheets of the homogenised plant material, and   wherein the one or more sheets of homogenised plant material each individually comprise one or more of:
 a thickness of between 100 μm and 600 μm, or 
 a grammage of between about 100 g/m2 and about 300 g/m2. 
   
     
     
         24 . The aerosol-generating article according to  claim 23 , wherein the aerosol-generating substrate further comprises a susceptor. 
     
     
         25 . The aerosol-generating article according to  claim 16 ,
 wherein upon heating of the aerosol-generating substrate according to Test Method A, an aerosol is generated from the aerosol-generating substrate comprising:
 eugenol in an amount of at least 0.5 micrograms per puff of the aerosol, 
 eugenol-acetate in an amount of at least 1 microgram per puff of the aerosol, and 
 beta-caryophyllene in an amount of at least 0.2 micrograms per puff of the aerosol, 
   wherein a puff of the aerosol has a volume of 55 millilitres as generated by a smoking machine,   wherein an amount of eugenol-acetate per puff is at least 1.5 times an amount of eugenol per puff, and   wherein an amount of eugenol per puff is no more than 5 times an amount of beta-caryophyllene per puff.   
     
     
         26 . An aerosol-generating substrate, comprising:
 a homogenised plant material comprising clove particles, an aerosol former, and a binder;   at least 125 micrograms of eugenol per gram of the aerosol-generating substrate, on a dry weight basis;   at least 125 micrograms of eugenol-acetate per gram of the aerosol-generating substrate, on a dry weight basis; and   at least 1 microgram of beta-caryophyllene per gram of the aerosol-generating substrate, on a dry weight basis.   
     
     
         27 . An aerosol-generating system, comprising:
 an aerosol-generating device comprising a heating element; and   an aerosol-generating article according to  claim 16 .   
     
     
         28 . An aerosol produced upon heating of an aerosol-generating substrate according to  claim 26 , the aerosol comprising:
 eugenol in an amount of at least 0.5 micrograms per puff of aerosol;   eugenol-acetate in an amount of at least 1 microgram per puff of aerosol; and   beta-caryophyllene in an amount of at least 0.2 micrograms per puff of aerosol,   wherein a puff of aerosol has a volume of 55 millilitres as generated by a smoking machine,   wherein an amount of eugenol-acetate per puff is at least 1.5 times an amount of eugenol per puff, and   wherein an amount of eugenol per gram of the homogenised plant material is no more than 5 times an amount of beta-caryophyllene per puff.   
     
     
         29 . A method of making an aerosol-generating substrate, comprising the steps of:
 forming a slurry comprising clove particles, water, an aerosol former, a binder, and optionally tobacco particles;   casting or extruding the slurry in a form of a sheet or strands; and   drying the sheet or strands at between 80 degrees Celsius and 160 degrees Celsius.