Solid microspheres for agriculturally active compounds and process for their production
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United States of America Patent
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Jun 17, 1997
Grant Date -
N/A
app pub date -
Jul 6, 1994
filing date -
Jul 6, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Microspheres containing an agriculturally active material are produced by mixing a liquid phase containing the agriculturally active material and optionally an emulsifying agent and an aqueous phase containing polyvinyl alcohol and adding a material selected from clays, silicas, starch, and starch derivatives, followed by spray drying.
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