Additive carrying composition
AssigneeBritish American Tobacco (Investments) Limited
InventorPeter Branton
Life of this patent
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Abstract
There is provided a composition for inclusion in a smoking article comprising an ion exchange resin and additive particles comprising an additive on the surface of the ion exchange resin. There is also provided a smoking article filter element comprising this composition, a smoking article comprising this smoking article filter element or this composition. A method of preparing a composition comprising an ion exchange resin and additive particles comprising an additive is also provided, the method comprising the deposition of additive particles onto the ion exchange resin from the solid and/or liquid phase of an aerosol.
Claims13
A composition for inclusion in a smoking article comprising an ion exchange resin and additive particles comprising an additive on the surface of the ion exchange resin, wherein the ion exchange resin has functional groups for ion exchange and the additive particles are not bonded to the functional groups, and wherein the additive is released from the composition by volatilization.
A method of preparing a composition comprising an ion exchange resin and additive particles comprising an additive, the method comprising the deposition of additive particles onto the ion exchange resin from the solid and/or liquid phase of an aerosol.
Dependencies are inferred from the claim text.