US 12,144,369 B2
Tubular element for use with an aerosol generating article
Gennaro Campitelli, Neuchatel (CH); Gianpaolo D'Ambra, Castel Maggiore (IT); and Onur Dayioglu, Neuchatel (CH)
Assigned to Philip Morris Products S.A., Neuchatel (CH)
Appl. No. 17/413,348
Filed by Philip Morris Products S.A., Neuchatel (CH)
PCT Filed Dec. 16, 2019, PCT No. PCT/EP2019/085427
§ 371(c)(1), (2) Date Jun. 11, 2021,
PCT Pub. No. WO2020/127102, PCT Pub. Date Jun. 25, 2020.
Claims priority of application No. 18212893 (EP), filed on Dec. 17, 2018.
Prior Publication US 2022/0110360 A1, Apr. 14, 2022
Int. Cl. A24D 1/02 (2006.01); A24C 5/01 (2020.01); A24D 1/20 (2020.01); A24F 40/465 (2020.01)
CPC A24D 1/02 (2013.01) [A24D 1/20 (2020.01); A24F 40/465 (2020.01); A24C 5/01 (2020.01)] 15 Claims
OG exemplary drawing
 
1. A tubular element for an aerosol-generating article, the tubular element comprising:
a wrapper that forms a first longitudinal passageway; and
a gel comprising an active agent configured to release volatile compounds, the gel being within the first longitudinal passageway of the tubular element,
wherein the wrapper comprises paper,
wherein the wrapper is water-resistant,
wherein the gel comprises an active agent comprising an aerosol former,
wherein the gel comprising the active agent comprises between 60percent and 95 percent by weight of glycerol, and
wherein the gel has a viscosity of 10,000 Pascal-second to 1,000 Pascal-second.