Insect repellent article

The present invention provides a portable, disposable article for repelling insects. The article includes a fibrous substrate which can be impregnated with the insect repellent. In one embodiment, the fibrous substrate is disposed intermediate a porous cover and a barrier layer, and comprises fibers having external capillary channels. The porous cover can comprise an apertured plastic film having tapered apertures. The insect repellent can be contained in a breakable packet, such that when the breakable packet is broken, the insect repellent is directed through the fibrous substrate for release through the apertured film.

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Claims

1. A portable disposable article for providing controlled release of a volatile liquid material, the article having a release rate of at least about 0.015 grams/gram-square inch-hour of the volatile material.

Referenced Cited
U.S. Patent Documents
4094119 June 13, 1978 Sullivan
4762275 August 9, 1988 Herbert et al.
5242111 September 7, 1993 Nakoneczny et al.
Foreign Patent Documents
001041075 May 1953 FRX
94/10842 May 1994 WOX
94/27646 December 1994 WOX
Patent History
Patent number: H1731
Type: Grant
Filed: Oct 4, 1995
Date of Patent: Jun 2, 1998
Inventor: Nicholas Albert Ahr (Cincinnati, OH)
Primary Examiner: Charles T. Jordan
Assistant Examiner: Meena Chelliah
Application Number: 8/539,284
Classifications
Current U.S. Class: Biocides; Animal Or Insect Repellents Or Attractants (e.g., Disinfectants, Pesticides, Etc.) (424/405)
International Classification: A01N 2500;