A cigarette filter with scavenging effect on free radicals...

Details A cigarette filter with scavenging effect on free radicals... A cigarette filter with scavenging effect on free radicals...

A - Human Necessities

24

D

A24D 3/14 (2006.01)

Patent

CA 2424351

A cigarette filter that has a scavenging effect on smoking induced gas phase free radicals. The filter ingredients are comprised of proanthocyanidins and include, but are not limited to, extracts of barks of pine tree, extracts of cones of cypress trees, extracts of grape seeds, and any combination thereof. Also, vitamin C and other known antioxidant ingredients may be added.

La présente invention concerne un filtre à cigarette piégeant les radicaux libres de la phase gazeuse de la fumée de cigarette. Les ingrédients utilisés pour le filtre sont à base de proanthocyanidines. Ils incluent notamment des extraits d'écorce de pin, des extraits de cônes de cyprès, des extraits de pépins de raisin, ou l'une quelconque de leurs combinaisons. On peut également ajouter de la vitamine C et d'autres ingrédients antioxydants connus.

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