Cigarette filter comprising grape proanthocyanidin

Details Cigarette filter comprising grape proanthocyanidin Cigarette filter comprising grape proanthocyanidin

2007-12-04

2007-12-04

Lopez, Carlos (Department: 1731)

Tobacco

Smoke separator or treater

By chemical reaction, e.g., ion-exchange, chelating,...

C131S202000

Reexamination Certificate

active

10110988

ABSTRACT:
To a constitutive element of a tobacco (a leaf-tobacco component or a filter) is added a proanthocyanidin or a proanthocyanidin-carrying porous material (such as an active carbon) to obtain an element for tobacco smoke. The proanthocyanidin may be at least one extract selected from a grape seed or pip, a grape rind or pericarp and squeezed dregs of a grape fruit.

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Oligomeric Proanthocyanidin Complexes: History, Structure, and Phytophamaceutical Applications, Fine et al. Alternative Medicine Review vol. 5 No. 2 2000.

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