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US 11,957,153 B2Granted
Immobilized flavorants for flavor delivery
AssigneePhilip Morris USA Inc.
InventorsShengsheng Liu, Munmaya K. Mishra, Peter J. Lipowicz, Biao Duan
Life of this patent
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Abstract
Disclosed is a copolymer that includes a repeat unit containing a flavorant-containing pendant and a salt-containing repeating unit. In addition, a comestible, a smoking composition, a smoking article, a smokeless tobacco composition and a heatable or combustible product are provided which incorporate one or more of the flavorant-containing copolymer.
Claims16
A smoking article for an electrical smoking system, the smoking article comprising:
- a smokable material;
- and
- a polymer including a flavorant-containing repeating unit and a salt-containing repeating unit, the flavorant-containing repeating unit including a flavorant linked to a backbone of the polymer with a non-carbonate linking group configured to release the flavorant when heated, the flavorant including a first flavorant and a second flavorant, wherein the first flavorant and the second flavorant are bound to the polymeric backbone through the non-carbonate linking group.
Dependencies are inferred from the claim text.