Abstract: There is provided a multi-segment component for an aerosol generating article, the multi-segment component including a combustible heat source; an aerosol-forming substrate downstream of the combustible heat source; a wrapper circumscribing the combustible heat source along at least part of a length of the combustible heat source; and an intumescent layer between the combustible heat source and the wrapper and circumscribing the combustible heat source, the intumescent layer being formed from an intumescent inorganic glue.

Abstract: A combustible heat source for a smoking article is provided, including carbon and a binding agent. The binding agent includes a combination of three binder components: an organic polymeric binder material, a carboxylate burn salt, and at least one non-combustible inorganic binder material. The at least one non-combustible inorganic binder material includes a sheet silicate material. Preferably, the combustible heat source further includes an ignition aid.

Abstract: A cartridge for use in an aerosol-generating system is provided, including a liquid storage portion including a housing configured to hold a liquid aerosol-forming substrate, the liquid storage portion including at least two parts in fluid communication with each other; a first part of the liquid storage portion including a heater assembly, a first capillary material, provided in contact with the heater assembly, and a second capillary material in contact with the first capillary material and spaced apart from the heater assembly by the first capillary material; and a second part of the liquid storage portion including a container configured to hold the liquid aerosol-forming substrate in liquid form to supply the liquid to the second capillary material.

Abstract: A smoking article is provided, including a combustible heat source; an aerosol-forming substrate downstream of the combustible heat source; a wrapper circumscribing the aerosol-forming substrate and at least a rear portion of the combustible heat source; and a plurality of inwardly extending sharp teeth fixed to an inner surface of the wrapper and arranged to grip the combustible heat source.

Abstract: An electrically operated aerosol-generating system is provided, including an aerosol-generating device including an electrically powered heating element; and a heated aerosol-generating article including an aerosol-forming substrate radially encircled by a sheet of thermally-conductive material, which is a thermally conducting flame barrier configured to spread heat and to mitigate against a risk of igniting the substrate by application of a flame to the article, and a plurality of elements, assembled together with the substrate within a wrapper to form a rod having a mouth end and a distal end upstream from the mouth end, the substrate being disposed at the distal end of the rod, the elements including a spacer element disposed within the rod downstream of the substrate and a mouthpiece element extending upstream from the mouth end of the rod, the device being configured to receive the article and the heating element is configured to heat the substrate of the article.

Abstract: A heated aerosol-generating article for use with an aerosol-generating device is provided, including a plurality of components including an aerosol-forming substrate assembled within a wrapper to form a rod having a mouth end and a distal end upstream from the mouth end, the heated aerosol-generating article defining a first air-flow path in which air drawn into the aerosol-generating article through the mouth end passes through the aerosol-forming substrate, and a second air-flow path in which air drawn into the aerosol-generating article through the mouth end does not pass through the aerosol-forming substrate, the resistance to draw (RTD) of the second air-flow path being lower than the RTD of the first air-flow path when the heated aerosol-generating article is not coupled to an aerosol-generating device.

Abstract: A smoking article is provided, including a combustible heat source; an aerosol-forming substrate downstream of the combustible heat source; and a wrapper circumscribing at least a rear portion of the combustible heat source and at least a front portion of the aerosol-forming substrate, wherein a plurality of inwardly extending projections are disposed on an inner surface of the wrapper overlying the combustible heat source, and the plurality of inwardly extending projections cover between about 10 percent and about 70 percent of a surface area of the inner surface of the wrapper overlying the combustible heat source.

Abstract: A heated aerosol-generating article for use with an aerosol-generating device is provided, the heated aerosol-generating article including a plurality of components including an aerosol-forming substrate assembled within a wrapper to form a rod having a mouth end and a distal end upstream from the mouth end, in which a rigid hollow tube having an external diameter of between 5 mm and 15 mm and a length of between 5 mm and 15 mm is disposed upstream from the aerosol-forming substrate within the wrapper, the rigid hollow tube being substantially non-flammable and in which a pierceable film spans one end of the rigid hollow tube.

Abstract: The aerosol-generating device comprises a device housing (2), a mouthpiece (3) associated to the device housing, a receiving chamber (4) configured to receive from external to the device at least a portion of a sheet of aerosol-forming substrate in a non-rolled form and configured to accommodate a cylindrically shaped of aerosol-forming substrate and a holder (6) for holding the sheet of aerosol-forming substrate. The device further comprises a rolling device (7) for receiving a flat or non-rolled sheet of aerosol-forming substrate and for rolling the sheet of aerosol-forming substrate around the holder from the non-rolled form into a cylindrically shaped aerosol-forming substrate.

Abstract: A cartridge for use in an aerosol-generating system is provided, including a liquid storage portion including a housing configured to hold a liquid aerosol-forming substrate, the liquid storage portion including at least two parts in fluid communication with each other; a first part of the liquid storage portion including a heater assembly, a first capillary material, provided in contact with the heater assembly, and a second capillary material in contact with the first capillary material and spaced apart from the heater assembly by the first capillary material; and a second part of the liquid storage portion including a container configured to hold the liquid aerosol-forming substrate in liquid form to supply the liquid to the second capillary material.

Abstract: There is provided an aerosol-generating article including a heat source: an aerosol-forming substrate disposed in thermal communication with the heat source; and a heat-conducting component disposed around at least a portion of the aerosol-forming substrate, the heat-conducting component including an outer surface forming at least part of an outer surface of the aerosol-generating article, wherein at least a portion of the outer surface of the heat-conducting component includes a surface treatment and has an emissivity of less than about 0.6. A method of manufacturing the aerosol-generating article is also provided.

Abstract: There is provided an aerosol-generating article including a heat source; an aerosol-forming substrate disposed in thermal communication with the heat source; and a heat-conducting component disposed around at least a portion of the aerosol-forming substrate, the heat-conducting component including an outer surface forming at least part of an outer surface of the aerosol-generating article, wherein at least a portion of the outer surface of the heat-conducting component includes a surface coating and has an emissivity of less than about 0.6. A method of manufacturing the aerosol-generating article is also provided.

Abstract: A smoking article includes a sheet material including a fibrous layer formed of cellulosic fibres and at least 50% by weight of inorganic filler material having a particle size in range of from 0.1 microns and 50 microns, wherein the sheet material has a tensile strength of at least 900 N/m. The fibrous layer includes a binder material, such as an organic binder material. The organic binder material can be a cellulosic binder material. A coating layer may be provided on at least one side of the fibrous layer.

Abstract: An aerosol-generating article is provided, including an aerosol-forming substrate including aerosol-forming material and a tobacco-containing wrapper around and in contact with the aerosol-forming material, the wrapper having an aerosol former content of between about 5% and about 30% by weight of the total weight of the wrapper; a combustible heat source upstream of the aerosol-forming substrate; and a heat-conducting element around and in contact with at least a portion of the wrapper.

Abstract: A wrapper for a heat-not-burn article including an aerosol-forming tobacco substrate is provided, the wrapper including a sulphide scavenger compound, the sulphide scavenger compound being a metal salt, the metal salt being a carbonate, chloride, sulphate, hydroxide, nitrate, malate, acetate, citrate, or bromide, and the sulphide scavenger compound being based on a transition metal.

Abstract: A smoking article includes a sheet material including a fibrous layer formed of cellulosic fibers and at least 50% by weight of inorganic filler material having a particle size in range of from 0.1 microns and 50 microns, wherein the sheet material has a tensile strength of at least 900 N/m. The fibrous layer includes a binder material, such as an organic binder material. The organic binder material can be a cellulosic binder material. A coating layer may be provided on at least one side of the fibrous layer.

Abstract: The aerosol-generating article (10) comprises a plurality of elements assembled in the form of a rod having a mouth end (70) and a distal end (80) upstream from the mouth end. The plurality of elements comprises an aerosol-forming substrate (20) with an elongate susceptor (25) arranged longitudinally within the aerosol-forming substrate. A plug element (90) is located upstream of and adjacent the aerosol-forming substrate within the rod. The plug element (90) thereby prevents direct physical contact with a distal end of the elongate susceptor (25) arranged longitudinally within the aerosol-forming substrate (20).

Abstract: There is provided a multi-segment component for an aerosol generating article, the multi-segment component including a combustible heat source having at least one shaped recess on an outer surface thereof; an aerosol-forming substrate downstream of the combustible heat source; a wrapper circumscribing the combustible heat source along at least part of a length of the combustible heat source; and an inorganic glue located between the combustible heat source and the wrapper, the inorganic glue at least partially filling the at least one shaped recess.

Abstract: There is provided a multi-segment component for an aerosol generating article, the multi-segment component including a combustible heat source; an aerosol-forming substrate downstream of the combustible heat source; a wrapper circumscribing the combustible heat source along at least part of a length of the combustible heat source; and an intumescent layer between the combustible heat source and the wrapper and circumscribing the combustible heat source, the intumescent layer being formed from an intumescent inorganic glue.

Abstract: An aerosol generating article is provided, having a first section including a combustible heat source and an aerosol-forming substrate and a second section including a tubular element defining a recess at one end of the second section. The sections are integrally connected at a region of weakness and are separable at the region so that the element can be placed over the heat source and so that the heat source is at least partially received in the recess. The first section is upstream of the second section when the sections are integrally connected and the element is at least partially open at both ends thereof such that air may be drawn through the element. The element is either at a downstream end of the second section such that the recess forms a mouth end cavity, or is at an upstream end such that the recess forms a transfer element.