JPWO2020201566A5

JPWO2020201566A5 -

Info

Publication number: JPWO2020201566A5
Application number: JP2021556265A
Authority: JP
Publication date: 2023-03-27

Claims

An aerosol-generating article having an upstream end and a downstream end, said aerosol-generating article defining a longitudinal direction between said upstream end and said downstream end, said aerosol-generating article comprising:
an aerosol-forming substrate;
a hollow tubular support element positioned downstream of said aerosol-forming substrate and extending along said longitudinal direction;
said hollow tubular support element defines an opening extending in said longitudinal direction and adapted to allow aerosol to flow toward said downstream end;
a hardness of the aerosol-generating article at the hollow tubular support element of about 80%;
said aerosol-generating article further comprising a filter longitudinally disposed downstream of said hollow tubular support element;
An aerosol-generating article, wherein the hardness of said aerosol-generating article in said hollow tubular support element is determined by the DD60A test.

2. The aerosol-generating article of claim 1, wherein the hardness of the aerosol-generating article at the hollow tubular support element is about 90% or less.

3. The aerosol-generating article of any one of claims 1-2, wherein the hollow tubular support element is positioned immediately downstream of the aerosol-forming substrate.

4. The aerosol-generating article of any one of claims 1-3, wherein the filter is disposed longitudinally immediately downstream of the hollow tubular support element.

The aerosol-generating article of any one of claims 1-4, wherein the aerosol-forming substrate is a tobacco-containing substrate.

The aerosol-generating article of any one of claims 1-5, wherein the aerosol-forming substrate has a hollow tubular shape.

said hollow tubular support element comprising:
a hollow tubular peripheral portion defining an interior volume;
a longitudinal structure extending in the longitudinal direction within the interior volume;
From the hollow tubular peripheral portion to the longitudinal structure, such that at least two passageways are defined by the hollow tubular peripheral portion and the radial structure, and the at least two passageways extend in the longitudinal direction. said radial structure extending radially within an interior volume;
The aerosol-generating article of any preceding claim, wherein said opening comprises said at least two passageways.

8. The aerosol-generating article of claim 7, wherein said hollow tubular branch peripheral portion is substantially annular.

9. The aerosol-generating article of any one of claims 7-8, wherein the radial structure comprises at least first and second flat radial walls extending radially from the longitudinal structure to the hollow tubular peripheral portion. .

10. The aerosol-generating article of any one of claims 1-9, wherein the hollow tubular support element is substantially symmetrical in its cross-section.

The aerosol-generating article of any one of claims 1-10, wherein the hollow tubular support element comprises a recess adapted to accommodate a heating element.

Said hollow tubular support element is a polymer, preferably polylactic acid (PLA), cellulose acetate (CA), starch, polyhydroxyalkanoic acid (PHA), polypropylene (PP), polyethylene (PE), polystyrene (PS), or The aerosol-generating article of any one of claims 1-11, comprising a combination of

13. The aerosol-generating article of any one of claims 1-12, wherein at least a portion of the hollow tubular support element is manufactured by additive manufacturing or injection molding.

An aerosol generating system comprising:
an aerosol-generating article according to any one of claims 1-13;
an aerosol-generating device comprising a heating element configured to be inserted into the aerosol-forming substrate of the aerosol-generating article.