JPWO2021170675A5 - - Google Patents

Claims (12)

An aerosol-generating article for producing an inhalable aerosol upon heating, the article comprising:
an aerosol-generating base rod;
a downstream section of the aerosol generating substrate at a location downstream of the rod, the downstream section comprising:
a support element located immediately downstream of the rod of the aerosol-generating substrate, the support element being longitudinally aligned with the rod of the aerosol-generating substrate and comprising a first hollow tubular segment; and,
an aerosol cooling element immediately downstream of the support element and in longitudinal alignment with the support element and rods of the aerosol-generating substrate, the aerosol cooling element comprising a second hollow tubular segment; a downstream section comprising an aerosol cooling element;
The aerosol generating article is
a venting zone located along the second hollow tubular segment;
an upstream section at a location upstream of the rod of the aerosol-generating substrate, the upstream section being positioned immediately upstream of the rod of the aerosol-generating substrate and having a withdrawal resistance of less than 80 millimeters _H2O . , an upstream section comprising an upstream element;
An aerosol-generating article, wherein the aerosol-generating article has an air permeability level of at least 10 percent. The aerosol-generating article of claim 1, further comprising an elongated susceptor longitudinally disposed within the aerosol-generating substrate. 3. The aerosol-generating article of claim 2, wherein the susceptor extends all the way to the downstream end of the rod of the aerosol-generating substrate. 2. The second hollow tubular segment defines a cavity extending entirely from a downstream end of the second hollow tubular segment to an upstream end of the second hollow tubular segment. or the aerosol-generating article described in 2. 7. The aerosol-generating article of any one of the preceding claims, wherein the aerosol-generating article has an air permeability level of less than 40 percent. 7. The aerosol-generating article of any one of the preceding claims, wherein the support element has a withdrawal resistance of less than 10 mm _H2O and the aerosol cooling element has an RTD of less than 10 mm _H2O . Homogenization, wherein the rod of the aerosol-generating substrate comprises a gel composition comprising an alkaloid compound, or a cannabinoid compound, or both an alkaloid compound and a cannabinoid compound, or the aerosol-generating substrate comprises non-tobacco plant flavor particles. 12. An aerosol-generating article according to any one of the preceding claims, comprising plant material that is 7. The aerosol-generating article of any one of the preceding claims, wherein the ventilation zone comprises one or more rows of perforations formed through a peripheral wall of the second hollow tubular segment. 9. The aerosol-generating article of claim 8, wherein the one or more rows of perforations are circumferentially disposed about the peripheral wall of the second hollow tubular segment. 10. The aerosol-generating article of claim 9, wherein the ventilation zone comprises two or more rows of perforations, the rows being longitudinally spaced from each other along the second hollow tubular segment. 11. The aerosol-generating article of claim 8, 9, or 10, wherein the equivalent diameter of at least one of the ventilation perforations is at least 150 micrometers. 7. An aerosol-generating article according to any preceding claim, wherein the upstream element has a length of less than 10 millimeters.