Microencapsulation process and products therefrom
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United States of America Patent
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Apr 18, 1995
Issued Date -
N/A
app pub date -
May 17, 1993
filing date -
May 4, 1989
priority date (Note) -
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Abstract
A method of microencapsulating an agent to form a microencapsulated product, having the steps of dispersing an effective amount of the agent in a solvent containing a dissolved wall forming material to form a dispersion, combining the dispersion with an effective amount of a continuous process medium to form an emulsion that contains the process medium and microdroplets having the agent, the solvent and the wall forming material and adding rapidly the emulsion to an effective amount of an extraction medium to extract the solvent from the microdroplets to form the microencapsulated product.
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