Multi-layer scent emitting article and device adapted to employ

Tobacco – Smoke separator or treater – By adding constituent to smoke stream

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Details

131270, 131329, 131231, 222 3, 222 4, 4284111, 428414, 428497, A24F 4700, B67D 510, B32B 904

Patent

active

051507226

ABSTRACT:
Described are methods for effecting the controlled release of fragrance materials over a relatively long period of time for the purpose of air treatment and scenting. Optionally in the same time frame the methods can effect an initial "Burst" of the same or different organoleptic functional materials over a relatively short period of time. The air treatment agents can include but are not limited to insect repellents, air fresheners, odorants and deodorants. Also described are articles capable of being mass produced which are useful in effecting the controlled release of fragrances, insect repellents, air fresheners, odorants and deodorants over a relatively long period of time and, optionally, in the same time frame, effecting an initial "Burst" of the same or different organoleptic functional materials over a relatively short period of time. Also described is apparatus specifically designed to utilize such articles.

REFERENCES:
patent: Re33299 (1990-08-01), Sweeny et al.
patent: 4720417 (1988-01-01), Sweeny et al.
patent: 4988546 (1991-01-01), Tanner
patent: 4990381 (1991-02-01), Holzner

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