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Biodegradable and bioabsorbable biomaterials and keratin fibrous articles for medical applications

  • US 8,242,073 B2
  • Filed: 07/10/2008
  • Issued: 08/14/2012
  • Est. Priority Date: 07/10/2008
  • Status: Active Grant
First Claim
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1. A method of making a biomaterial and keratin nonwoven fibrous article comprising the steps:

  • (a) dissolving keratin and a macromolecule material for electrospinning in a solvent to result in a solution;

    (b) delivering said solution to an electrode;

    (c) applying a voltage to said electrode;

    (d) moving a collecting plate until a membrane is obtained; and

    (e) sputtering said membrane with a metal;

    wherein said solvent is selected from the group consisting of tetrahydrofuran, N-N-dimethyl acetamide, N,N-dimethyl formamide, chloroform, methylene chloride, dioxane, ethanol, and a mixture of the previous solvents.

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