Controlled-release insect repellent device

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Conjugate or complex

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424405, 424DIG10, 514552, 514557, 514558, 514919, A01N 6500, A01N 2500, A01N 3702, A01N 3700

Patent

active

056885091

ABSTRACT:
The present invention provides a controlled-release insect repellent device and a method for repelling insects from food, tobacco, or other consumable items. The controlled-release insect repellent device comprises an insect repellent composition contacting a substrate. The controlled-release insect repellent device is prepared by a method comprising applying the insect repellent composition to the substrate wherein the repellent compound used is present in the controlled-release insect repellent device in an amount such that when it is released it is non-toxic to humans and animals. The method for repelling insects comprises placing the controlled-release insect repellent device in an area where insects may be present. The insect repellent composition comprises a repellent compound and a controlled-release agent, the controlled-release agent which comprises a compound which may be synthetic and/or natural, and, optionally, a solvent. The repellent compound may be chosen from the group consisting of essential oils and active ingredients of essential oils.

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Killing Activities of the Volatiles Emitted from Essential Oils for Dermatophagoides pteronyssinus, Dermatophagoides farinae and Tyrophagus putrescentiae, Fujio Watanabe, et al, Shoyakugaku Zasshi 43 (2) , pp. 163-168 (1989).
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