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Carbodiimide crosslinking of functionalized polyethylene glycols

  • US 20070148128A1
  • Filed: 12/06/2006
  • Published: 06/28/2007
  • Est. Priority Date: 12/06/2005
  • Status: Active Grant
First Claim
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1. A synthetic absorbable macromer composition comprising:

  • an acid-functional polymer of formula (I);

    embedded imagewhere R1 can be the same or different at each location and is selected from the group consisting of hydrogen, polyalkylene oxides, polyethylene glycols having degradable linkages, and polyethylene oxide-polypropylene oxide copolymers;

    an amine-functional polymer selected from the group consisting of polyalkylene oxides having at least one pendant amine group and polyamino acids having at least one pendant amine group; and

    a coupling agent.

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