Sachet for use in pest control
AssigneeDr. Werner Freyberg
InventorsWolfgang Friemel, Reiner Ehret
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Abstract
The invention relates to a sachet for pest control, composed at least in part of a gas- and water vapor-permeable substantially anhydrous non-woven fabric, said fabric being a plural component non-woven fabric comprising at least one material-forming fibers and having a melting or softening temperature above 165.degree. C. and a second material having thermoplastic properties ad a melting or softening temperature below 145.degree. C. The invention also relates to the use of the sachets for accommodating gas releasing pest control agents, in particular a composition based on alkaline earth and/or earth metal phosphides releasing phosphine gas.
Claims44
A sachet for pest control, composed at least in part of a gas-permeable and water vapor-permeable substantially anhydrous non-woven fabric, said fabric being a plural component non-woven fabric comprising at least one material forming fibers and having a melting or softening temperature above 165.degree. C. and a second material having thermoplastic properties and a melting or softening temperature below 145.degree. C. and containing enclosed thereby a pest control agent adapted to release a pesticidal gas when the sachet is exposed to ambient atmosphere.
Dependencies are inferred from the claim text.