Novel aerosol-generating substrate comprising a plurality of aerosol-generating beads

The aerosol-generating substrate, composed of cellulose-containing powder beads with channels, addresses inefficiencies in cylindrical rods by enhancing aerosol delivery and adaptability, ensuring consistent nicotine release and flexible article compatibility.

WO2026125400A1PCT designated stage Publication Date: 2026-06-18PHILIP MORRIS PRODUCTS SA

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
PHILIP MORRIS PRODUCTS SA
Filing Date
2025-12-09
Publication Date
2026-06-18

AI Technical Summary

Technical Problem

Existing aerosol-generating substrates, particularly cylindrical rods of plant material, face inefficiencies in aerosol generation and lack flexibility in shape and form, leading to uneven heating and waste of material, limiting their adaptability in various aerosol-generating articles and devices.

Method used

An aerosol-generating substrate comprising a cellulose-containing powder with at least 10% aerosol former, optionally with a binder, formed into beads with a channel through each body, allowing for flexible arrangement and improved aerosol release.

🎯Benefits of technology

The bead-formulated substrate enhances aerosol delivery, particularly in early puffs, offers consistent nicotine-to-aerosol ratios, and adapts to various article designs, providing a superior consumer experience with reduced environmental impact.

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    Figure EP2025086168_18062026_PF_FP_ABST
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Abstract

The present invention relates to an aerosol-generating substrate for use in an aerosol-generating article or system. The aerosol-generating substrate comprises: a cellulose-containing powder; at least 10 percent by weight of an aerosol former, on a dry weight basis; and optionally a binder. The aerosol-generating substrate is in the form of a plurality of beads, wherein each bead comprises a body and a channel extending through the body.
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