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EXTRUSION OF POLYURETHANE COMPOSITE MATERIALS

  • US 20090295021A1
  • Filed: 05/27/2009
  • Published: 12/03/2009
  • Est. Priority Date: 05/27/2008
  • Status: Abandoned Application
First Claim
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1. A method of forming a polymeric composite material in an extruder, the method comprising:

  • providing a composition comprising at least one polyol with at least one a di- or poly-isocyanate;

    mixing the composition under high shear to provide a mixed composition;

    immediately transferring the mixed composition to the extruder; and

    adding a filler into the extruder when at least a portion of the mixed composition is present in the extruder.

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