Aerosol-generating article with laminated wrapper
An aerosol-generating article is provided, including: an aerosol-forming substrate including plant material cut filler and between about 6 percent and about 20 percent of an aerosol-former, the plant material cut filler including at least 25 percent of plant lamina per weight of total plant material; and a laminated wrapper including a heat conductive layer and a heat insulating layer, the laminated wrapper being arranged at least partly wrapped around the aerosol-forming substrate and having a thickness of between 30 micrometers and 100 micrometers, and the heat conductive layer and the heat insulating layer overlapping along an axial direction of the aerosol-generating article.
1. An aerosol-generating article, comprising:
an aerosol-forming substrate comprising plant material cut filler and between about 6 percent and about 20 percent of an aerosol-former, wherein the plant material cut filler comprises at least 25 percent of plant lamina per weight of total plant material; and
a laminated wrapper comprising a heat conductive layer and a heat insulating layer, the laminated wrapper being arranged at least partly wrapped around the aerosol-forming substrate,
wherein the laminated wrapper only covers the aerosol-forming substrate,
wherein the laminated wrapper has a thickness of between 30 micrometers and 100micrometers, and
wherein the heat conductive layer and the heat insulating layer overlap along an axial direction of the aerosol-generating article.
2. The aerosol-generating article according to claim 1 , wherein the laminated wrapper further comprises at least one heating area in which only the heat conductive layer is arranged.
3. The aerosol-generating article according to claim 2 , wherein the at least one heating area has an annular shape.
4. The aerosol-generating article according to claim 1 , wherein the heat conductive layer comprises one or more of aluminium, tin, and copper.
5. The aerosol-generating article according to claim 1 , wherein the heat insulating layer comprises paper.
6. The aerosol-generating article according to claim 1 , wherein the heat insulating layer comprises cigarette wrapping paper.
7. The aerosol-generating article according to claim 1 , wherein the laminated wrapper has a thickness of between 50 micrometers and 70micrometers.
8. The aerosol-generating article according to claim 1 , wherein the laminated wrapper has a thickness of about 56.5 micrometers.
9. The aerosol-generating article according to claim 1 , wherein the heat conductive layer has a thickness of between 4 micrometers and 25micrometers.
10. The aerosol-generating article according to claim 1 , wherein the heat conductive layer has a thickness of about 6.5 micrometers.
11. The aerosol-generating article according to claim 1 , wherein the heat insulating layer has a thickness of between 25 micrometers and 75micrometers.
12. The aerosol-generating article according to claim 1 , wherein the heat insulating layer has a thickness of 50 micrometers.
13. The aerosol-generating article according to claim 1 , wherein the heat insulating layer is arranged surrounding the heat conductive layer.
14. The aerosol-generating article according to claim 1 , wherein the aerosol-generating article has an asymmetric profile.
15. The aerosol-generating article according to claim 1 , wherein the laminated wrapper further comprises multiple heat conductive layers overlapping each other in the axial direction of the aerosol-generating article.
16. The aerosol-generating article according to claim 1 , wherein the heat conductive layer comprises one or more of holes, a ring shape, a helical shape, a helical shape with width changes, axial variations, and radial thickness changes.
17. The aerosol-generating article according to claim 1 ,
further comprising a tubular filter section downstream of the aerosol-forming substrate,
wherein the heat conductive layer is arranged at least partly wrapped around the tubular filter section.