Process for preparing microparticles through phase inversion phenomena
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United States of America Patent
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May 22, 2001
Grant Date -
N/A
app pub date -
Nov 18, 1999
filing date -
Jul 21, 1995
priority date (Note) -
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Abstract
A process for preparing nanoparticles and microparticles is provided. The process involves forming a mixture of a polymer and a solvent, wherein the solvent is present in a continuous phase and introducing the mixture into an effective amount of a nonsolvent to cause the spontaneous formation of microparticles.
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