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Self-healing laminate system

  • US 9,415,575 B2
  • Filed: 01/26/2009
  • Issued: 08/16/2016
  • Est. Priority Date: 01/25/2008
  • Status: Active Grant
First Claim
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1. A flexible laminate material comprising:

  • a first flexible multilayered composite comprising a first barrier layer and a first fabric layer,a second flexible multilayered composite comprising a second barrier layer and a second fabric layer, anda self-healing composite layer between the first and second flexible multilayered composites, the self-healing composite layer having a thickness greater than 0.5 ram,where the self-healing composite layer is able to withstand a strain of more than 10% without delamination and comprises;

    an elastomer matrix,a plurality of first capsules comprising a polymerizer for an elastomer and having an average diameter less than 500 micrometers, anda plurality of second capsules comprising a corresponding activator for the polymerizer, andwhere the first and second barrier layers may be the same or different, and the first and second fabric layers may be the same or different,where the first and second fabric layers are positioned on the top and bottom sides of the laminate material,and wherein the flexible laminate material further comprises an adhesion promoter between the first barrier layer and the self-healing composite layer and/or an adhesion promoter between the second barrier layer and the self-healing composite layer.

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