US2025261679A1PendingUtilityA1

Inductively heatable tobacco product

Assignee: PHILIP MORRIS PRODUCTS SAPriority: May 21, 2014Filed: May 8, 2025Published: Aug 21, 2025
Est. expiryMay 21, 2034(~7.8 yrs left)· nominal 20-yr term from priority
Inventors:Oleg Mironov
A24D 3/17A24D 1/20A24B 15/14A24B 13/00A24B 3/14A24B 15/16A24B 15/42A24B 3/12
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Claims

Abstract

An inductively heatable tobacco product for aerosol-generation is provided, the tobacco product including: an aerosol-forming substrate containing a susceptor in the form of a plurality of particles, the aerosol-forming substrate including tobacco material, fibers, binder, aerosol-former, and the susceptor in the form of the plurality of particles, and the susceptor having a Curie temperature between about 200 degrees Celsius and about 400 degrees Celsius.

Claims

exact text as granted — not AI-modified
1 . An inductively heatable tobacco product for aerosol-generation, the tobacco product comprising:
 an aerosol-forming substrate containing a susceptor in the form of a plurality of particles,   wherein the aerosol-forming substrate comprises tobacco material, fibers, binder, aerosol-former and the susceptor in the form of the plurality of particles, and   wherein the susceptor has a Curie temperature between about 200 degrees Celsius and about 400 degrees Celsius.   
     
     
         2 . The tobacco product according to  claim 1 , wherein the tobacco product has a heat loss of at least 0.008 Joule per kilogram. 
     
     
         3 . The tobacco product according to  claim 1 , wherein the tobacco product has a heat loss of more than 0.05 Joule per kilogram. 
     
     
         4 . The tobacco product according to  claim 1 , wherein sizes of the particles of the plurality of particles are in a range of about 5 micrometer to about 100 micrometer. 
     
     
         5 . The tobacco product according to  claim 1 , wherein sizes of the particles of the plurality of particles are in a range of about 10 micrometer to about 80 micrometer. 
     
     
         6 . The tobacco product according to  claim 1 , wherein sizes of the particles of the plurality of particles are between 20 micrometer and 50 micrometer. 
     
     
         7 . The tobacco product according to  claim 1 , wherein the plurality of particles amounts to a range between about 4 weight percent and about 45 weight percent of the tobacco product. 
     
     
         8 . The tobacco product according to  claim 1 , wherein the particles are homogeneously distributed in the aerosol-forming substrate. 
     
     
         9 . The tobacco product according to  claim 1 , wherein the particles comprise a sintered material. 
     
     
         10 . The tobacco product according to  claim 1 , wherein the particles comprise an outer surface which is chemically inert. 
     
     
         11 . The tobacco product according to  claim 1 , wherein the particles are made of ferrite. 
     
     
         12 . The tobacco product according to  claim 1 , wherein the tobacco material is homogenized tobacco material and the aerosol former comprises glycerin. 
     
     
         13 . The tobacco product according to  claim 1 , wherein the aerosol-forming substrate is a crimped tobacco sheet. 
     
     
         14 . The tobacco product according to  claim 13 , wherein the plurality of particles are embedded in the crimped tobacco sheet. 
     
     
         15 . The tobacco product according to  claim 13 , wherein the crimped tobacco sheet has a thickness in a range of between about 0.5 millimeter and about 2 millimeter. 
     
     
         16 . The tobacco product according to  claim 1 , wherein the susceptor has a Curie temperature between about 240 degree Celsius and about 350 degree Celsius. 
     
     
         17 . The tobacco product according to  claim 1 , wherein the susceptor has a Curie temperature of about 280 degree Celsius. 
     
     
         18 . The tobacco product according to  claim 1 , having the form of a rod with a rod diameter in a range between about 3 millimeters to about 9 millimeters, and with a rod length in a range between about 2 millimeters to about 20 millimeters. 
     
     
         19 . A tobacco material containing unit comprising the tobacco product according to  claim 1  and a filter, wherein tobacco product and filter are aligned in an endwise manner and are wrapped with a sheet material for fixing the filter and the tobacco product in the tobacco material containing unit.

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