Delayed hydrolysis of metal phosphides
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United States of America Patent
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May 21, 1991
Issued Date -
N/A
app pub date -
Oct 11, 1989
filing date -
Jan 5, 1987
priority date (Note) -
Expired
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Abstract
A method of producing an alkaline earth or alkaline earth metal phosphide-based hydrogen phosphide generating pest control agent by completely coating even surfaced bodies of the alkaline earth or alkaline earth metal phosphide with a moisture-permeable coating which delays the generation of the hydrogen phosphide therefrom for a desired period of several hours up to one month and which is formed from moisture-pervious, solid, organic materials.
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