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Resorbable matrices with coatings for delivery of bioactive compounds

  • US 20050266077A1
  • Filed: 06/17/2003
  • Published: 12/01/2005
  • Est. Priority Date: 06/20/2002
  • Status: Abandoned Application
First Claim
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1. A composition for the controlled release of an active agent comprising an active agent and a matrix polymer dispersed throughout a matrix having a coating wherein said matrix is the hydration reaction product of an aqueous mixture comprised of:

  • an inorganic compound capable of undergoing hydration and/or crystallization, and a matrix polymer, wherein said inorganic compound of said matrix becomes a solid by hydration and/or crystallization.

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