IL309592A - Improved aerosol-forming substrate - Google Patents
Improved aerosol-forming substrateInfo
- Publication number
- IL309592A IL309592A IL309592A IL30959223A IL309592A IL 309592 A IL309592 A IL 309592A IL 309592 A IL309592 A IL 309592A IL 30959223 A IL30959223 A IL 30959223A IL 309592 A IL309592 A IL 309592A
- Authority
- IL
- Israel
- Prior art keywords
- aerosol
- forming substrate
- thermally conductive
- substrate according
- conductive particles
- Prior art date
Links
- 239000000758 substrate Substances 0.000 title claims 31
- 239000002245 particle Substances 0.000 claims 21
- 239000000463 material Substances 0.000 claims 7
- 239000000443 aerosol Substances 0.000 claims 3
- 239000011230 binding agent Substances 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 239000002002 slurry Substances 0.000 claims 2
- 241000208125 Nicotiana Species 0.000 claims 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims 1
- 238000005266 casting Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000002243 precursor Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
- A24B15/42—Treatment of tobacco products or tobacco substitutes by chemical substances by organic and inorganic substances
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/10—Chemical features of tobacco products or tobacco substitutes
- A24B15/12—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
- A24B15/14—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco made of tobacco and a binding agent not derived from tobacco
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/10—Chemical features of tobacco products or tobacco substitutes
- A24B15/16—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D1/00—Cigars; Cigarettes
- A24D1/20—Cigarettes specially adapted for simulated smoking devices
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/46—Shape or structure of electric heating means
- A24F40/465—Shape or structure of electric heating means specially adapted for induction heating
Claims (15)
1. An aerosol-forming substrate comprising, on a dry weight basis: between 10 and 90 wt % thermally conductive particles, each thermally conductive particle of the thermally conductive particles having a thermal conductivity of at least 1 W/(mK) in at least one direction at 25 degrees Celsius; between 7 and 60 wt % of an aerosol former; between 2 and 20 wt % of fibres; between 2 and 10 wt % of a binder ; and less than 5 wt % tobacco, wherein the aerosol-forming substrate has a thermal conductivity of at least 0.22 W/(mK) in at least one direction at 25 degrees Celsius.
2. An aerosol-forming substrate according to claim 1, wherein the thermally conductive particles have a particle size distribution having a volume D10 particle size between 1 and 20 microns
3. An aerosol-forming substrate according to claim 1 or 2, wherein the thermally conductive particles have a particle size distribution having a volume D90 particle size between 50 and 300 microns.
4. An aerosol-forming substrate according to any preceding claim, wherein the thermally conductive particles have a particle size distribution having a volume D10 particle size and a number D90 particle size, wherein the volume D90 particle size is no more than 50 times the number D10 particle size.
5. An aerosol-forming substrate according to any preceding claim, wherein some or all of the thermally conductive particles are substantially spherical.
6. An aerosol-forming substrate according to any preceding claim, wherein some or all of the thermally conductive particles comprise or consist of a susceptor material.
7. An aerosol-forming substrate according to any preceding claim, wherein the substrate comprises, on a dry weight basis, at least 40 wt % of the thermally conductive particles.
8. An aerosol-forming substrate according to any preceding claim, wherein the substrate comprises, on a dry weight basis, between 65 and 85 wt % of the thermally conductive particles.
9. An aerosol-forming substrate according to any preceding claim, wherein the thermally conductive particles are substantially homogeneously distributed throughout the aerosol-forming substrate.
10. An aerosol-forming substrate according to any preceding claim, wherein the aerosol-forming substrate is a tobacco-free aerosol-forming substrate.
11. An aerosol-forming substrate according to any preceding claim, wherein the aerosol-forming substrate comprises between 1 and 20 wt % water. FTR3196/PCT (P/85357.WO01)
12. A combined aerosol-forming substrate comprising: a first material and a second material, the first material being comprised in the combined aerosol-forming substrate as a first plurality of discrete elements and the second material being comprised in the combined aerosol-forming substrate as a second plurality of discrete elements, in which the first material comprises an aerosol former and has a first thermal conductivity, and in which the second material comprises, or is, an aerosol-forming substrate according to any preceding claim and has a second thermal conductivity that is greater than the first thermal conductivity.
13. An aerosol-generating article comprising an aerosol-forming substrate according to any of claims 1 to 11 or a combined aerosol-forming substrate according to claim 12.
14. An aerosol-generating system comprising an aerosol-generating article according to claim and an electrical aerosol-generating device for heating the aerosol-forming substrate or combined aerosol-forming substrate of the aerosol-generating article.
15. A method of forming an aerosol-forming substrate according to any of claims 1 to 11 or a combined aerosol-forming substrate according to claim 12, the method comprising: forming a slurry comprising the thermally conductive particles, the aerosol former, the fibres, and the binder; and casting and drying the slurry to form the aerosol-forming substrate or a precursor for forming into the aerosol-forming substrate.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21184365 | 2021-07-07 | ||
| EP22178770 | 2022-06-13 | ||
| PCT/EP2022/068993 WO2023281018A1 (en) | 2021-07-07 | 2022-07-07 | Improved aerosol-forming substrate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL309592A true IL309592A (en) | 2024-02-01 |
Family
ID=82493963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL309592A IL309592A (en) | 2021-07-07 | 2022-07-07 | Improved aerosol-forming substrate |
Country Status (6)
| Country | Link |
|---|---|
| KR (1) | KR20240032904A (en) |
| AU (1) | AU2022305788A1 (en) |
| BR (1) | BR112023027325A2 (en) |
| CA (1) | CA3224629A1 (en) |
| IL (1) | IL309592A (en) |
| WO (1) | WO2023281018A1 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7726320B2 (en) * | 2006-10-18 | 2010-06-01 | R. J. Reynolds Tobacco Company | Tobacco-containing smoking article |
| US20130255702A1 (en) * | 2012-03-28 | 2013-10-03 | R.J. Reynolds Tobacco Company | Smoking article incorporating a conductive substrate |
| US11019850B2 (en) * | 2018-02-26 | 2021-06-01 | Rai Strategic Holdings, Inc. | Heat conducting substrate for electrically heated aerosol delivery device |
| KR102330287B1 (en) * | 2018-06-19 | 2021-11-24 | 주식회사 케이티앤지 | Aerosol-generating articles and method for producing the same |
-
2022
- 2022-07-07 KR KR1020247003694A patent/KR20240032904A/en unknown
- 2022-07-07 IL IL309592A patent/IL309592A/en unknown
- 2022-07-07 AU AU2022305788A patent/AU2022305788A1/en active Pending
- 2022-07-07 BR BR112023027325A patent/BR112023027325A2/en unknown
- 2022-07-07 CA CA3224629A patent/CA3224629A1/en active Pending
- 2022-07-07 WO PCT/EP2022/068993 patent/WO2023281018A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023281018A1 (en) | 2023-01-12 |
| AU2022305788A1 (en) | 2023-12-07 |
| CA3224629A1 (en) | 2023-01-12 |
| BR112023027325A2 (en) | 2024-03-12 |
| KR20240032904A (en) | 2024-03-12 |
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