초록 ▼

Device for insecticidal treatment including a transparent plastic container in the form of a dish whose open face has a flat flange; a plastic sheet impervious to liquids and permeable to the vapors of essential oils at ambient temperature, this sheet being attached to the flat flange of the transpa

Device for insecticidal treatment including a transparent plastic container in the form of a dish whose open face has a flat flange; a plastic sheet impervious to liquids and permeable to the vapors of essential oils at ambient temperature, this sheet being attached to the flat flange of the transparent container and adhering to this transparent container so as not to be capable of being grasped manually, and/or detached manually from the flat flange by pulling manually; a protective cover sheet (or film) made of adhesive plastic, also arranged on the face of the transparent container which is provided with flat flanges, this sheet adhering to the above permeable sheet by adhesive bonding and being capable of being grasped manually and/or being detached from the flat flange by pulling manually; and an insecticidal and/or insect repellent composition, this composition being liquid or capable of evaporating completely at ambient temperature and having an insecticidal and/or insect repellent activity in the vapor state.

대표청구항 ▼

[ What is claimed is:] [1.]1. A device suitable for combating insects, comprising:a transparent plastic container in the form of a dish whose open face has a flat flange, the container having an effective volume between 2 and 120 cm.sup.3 and an effective area for permeation between 5 and 35 cm.sup.

[ What is claimed is:] [1.]1. A device suitable for combating insects, comprising:a transparent plastic container in the form of a dish whose open face has a flat flange, the container having an effective volume between 2 and 120 cm.sup.3 and an effective area for permeation between 5 and 35 cm.sup.2 ;a plastic sheet or membrane made of polyethylene, impervious to liquids and permeable to the vapors of essential oils at ambient temperature, wherein said vapors are emanated from a liquid insecticidal and/or insect repellant composition contained in the plastic container, said plastic sheet or membrane having a thickness of 50 to 300 microns, said sheet or membrane being attached to said flat flange of the transparent container and adhering to said transparent container;a protective cover sheet made of adhesive polyethylene and/or polypropylene, impervious to liquids and to the vapors of essential oils at ambient temperature, also arranged on the face of the transparent container, said cover sheet adhering to the permeable sheet by adhesive bonding; andsaid insecticidal and/or insect repellent composition being a liquid capable of evaporating completely at ambient temperature and having an insecticidal and/or insect repellent activity in the vapor state, and containing an essential oil selected from the group consisting of cedar wood essence, cedar foliage essence, thuya essence, lavender essence, lavandin essence, lemon tree essence, Litsea cubeba essence, Verty essence and mixtures thereof as well as a diffusion or evaporation agent, wherein the liquid insecticidal and/or repellent composition contains 20 to 85% of one or more essential oils, 15 to 80% of a diffusion or evaporation agent, and optionally 2 to 40% of an aromatic compound.