Process for preparation of microspheres
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United States of America Patent
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Jun 12, 1990
Issued Date -
N/A
app pub date -
May 13, 1988
filing date -
Jun 13, 1980
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Expired
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Abstract
Microspheres, prepared by solvent removal from an oil-in-water emulsion using carboxylic acid salt surfactant, e.g., sodium oleate as the emulsifier.
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