阅读说明：本技术 包括气溶胶生成膜的气溶胶生成制品 (Aerosol-generating article comprising an aerosol-generating film ) 是由 S·卡佩利 O·戴伊奥格鲁 J-Y·沃尔默 于 2020-03-18 设计创作，主要内容包括：一种气溶胶生成制品(10)(70),包括：管状载体元件(12),所述管状载体元件限定纵向延伸的内腔(18)；以及施加到所述管状载体元件(12)的内表面的一部分的气溶胶生成膜(14)的层,使得所述气溶胶生成膜(14)的外表面暴露于所述管状载体元件(12)的内腔(18),其中所述气溶胶生成膜包括至少25重量％的多元醇,并且其中所述气溶胶生成膜的层的厚度在0.05毫米与1.0毫米之间。(An aerosol-generating article (10) (70) comprising: a tubular carrier element (12) defining a longitudinally extending lumen (18); and a layer of aerosol-generating film (14) applied to a portion of the inner surface of the tubular carrier element (12) such that the outer surface of the aerosol-generating film (14) is exposed to the lumen (18) of the tubular carrier element (12), wherein the aerosol-generating film comprises at least 25 wt% of a polyol, and wherein the layer of aerosol-generating film has a thickness of between 0.05 mm and 1.0 mm.)

1. An aerosol-generating article comprising:

a tubular carrier element defining a longitudinally extending lumen; and

a layer of aerosol-generating film applied to a portion of the inner surface of the tubular carrier element such that the outer surface of the aerosol-generating film is exposed to the lumen of the tubular carrier element, wherein the aerosol-generating film comprises at least 25 wt% of a polyol, and wherein the layer of aerosol-generating film has a thickness of between 0.05 mm and 1.0 mm.

2. An aerosol-generating article according to claim 1, wherein the aerosol-generating film further comprises at least 10 wt% of a cellulose-based film-forming agent.

3. An aerosol-generating article according to any preceding claim, wherein the aerosol-generating film extends longitudinally from the upstream end of the tubular carrier element less than about 50% of the length of the tubular carrier element.

4. An aerosol-generating article according to any preceding claim, wherein the surface area of the outer surface of the aerosol-generating film exposed to the lumen is at least about 1 square centimetre.

5. An aerosol-generating article according to any preceding claim, wherein the aerosol-generating film is crimped.

6. An aerosol-generating article according to any preceding claim, further comprising a flow restriction element downstream of the aerosol-generating film within the lumen of the tubular carrier element.

7. An aerosol-generating article according to claim 6, wherein the flow restriction element is adapted to provide the aerosol-generating article with a RTD of at least about 80mm WG.

8. An aerosol-generating article according to claim 6 or 7, wherein the longitudinal spacing between the flow restriction element and the downstream end of the membrane is at least about 10% of the length of the tubular carrier element.

9. An aerosol-generating article according to any preceding claim, wherein the tubular carrier element further comprises a coating comprising aluminium, the coating extending over at least a portion of the inner surface of the tubular carrier element, wherein the layer of aerosol-generating film is disposed over the coating.

10. An aerosol-generating article according to any preceding claim, wherein at least one end of the tubular carrier element is sealed by a sealing element.

11. An aerosol-generating article according to claim 10, comprising a frangible seal element at an upstream end of the tubular carrier element, the frangible seal element being adapted to block airflow into and out of the cavity.

12. An aerosol-generating substrate for use in an aerosol-generating article, the aerosol-generating substrate comprising:

a tubular carrier element defining a longitudinally extending lumen; and

a layer of aerosol-generating film applied to a portion of the inner surface of the tubular carrier element such that the outer surface of the aerosol-generating film is exposed to the lumen of the tubular carrier element, wherein the aerosol-generating film comprises at least 25 wt% glycerol, and wherein the layer of aerosol-generating film has a thickness of between 0.05 mm and 1.0 mm.

13. A method of making an aerosol-generating article, the method comprising the steps of:

providing an aqueous film-forming composition comprising glycerol;

providing a sheet material;

applying the aqueous film-forming composition onto a surface of the sheet material to form a film layer;

drying the film layer to form a layer of aerosol-generating film comprising at least 25 wt% of glycerol, wherein the layer of aerosol-generating film has a thickness of between 0.05 mm and 1.0 mm; and

rolling the sheet material to form a tubular carrier element defining a longitudinally extending lumen and applying the layer of aerosol-generating film to a portion of an inner surface of the tubular carrier element.

14. An aerosol-generating system comprising an aerosol-generating article and an electrically operated aerosol-generating device comprising a heater and an elongate heating chamber configured to receive the aerosol-generating article such that the aerosol-generating article is heated in the heating chamber, wherein the aerosol-generating article comprises:

a tubular carrier element defining a longitudinally extending lumen; and

a layer of aerosol-generating film applied to a portion of the inner surface of the tubular carrier element such that the outer surface of the aerosol-generating film is exposed to the lumen of the tubular carrier element, wherein the aerosol-generating film comprises at least 25 wt% glycerol, and wherein the layer of aerosol-generating film has a thickness of between 0.05 mm and 1.0 mm.

15. An aerosol-generating system comprising an aerosol-generating article and an electrically operated aerosol-generating device comprising a heater element configured to heat an aerosol-generating substrate of the aerosol-generating article, wherein:

the aerosol-generating article comprises an aerosol-generating substrate comprising: a tubular carrier element defining a longitudinally extending lumen; and a layer of aerosol-generating film applied to a portion of the inner surface of the tubular carrier element such that the outer surface of the aerosol-generating film is exposed to the lumen of the tubular carrier element, wherein the film comprises at least 25 wt% of a polyol, and wherein the layer of aerosol-generating film has a thickness of between 0.05 mm and 1.0 mm; and is

Wherein the heater element is a heater blade or a heater needle configured to be inserted into the cavity such that the heater blade or heater needle faces an outer surface of the aerosol-generating film.