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Biodegradable multi-block copolymers of poly(amino acid)s and poly(ethylene glycol) for the delivery of bioactive agents

  • US 20030147958A1
  • Filed: 01/29/2002
  • Published: 08/07/2003
  • Est. Priority Date: 01/29/2002
  • Status: Abandoned Application
First Claim
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1. A biodegradable multi-block copolymer comprising a poly(amino acid) (PAA), and a hydrophilic polymer, wherein the PAA is linked with the hydrophilic polymer by a biodegradable linkage.

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