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ROOFING GRANULES WITH HIGH SOLAR REFLECTANCE, ROOFING PRODUCTS WITH HIGH SOLAR REFLECTANCE, AND PROCESS FOR PREPARING SAME

  • US 20110223385A1
  • Filed: 03/08/2011
  • Published: 09/15/2011
  • Est. Priority Date: 03/15/2010
  • Status: Abandoned Application
First Claim
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1. Solar heat-reflective roofing granules comprising:

  • a) a base particle having a flake-like geometry, and an average particle size from #5 US mesh to #50 US mesh,b) a uniform coating layer on the base particle, the coating layer having a thickness of at least one mil, the coating layer comprising a coating binder and at least one solar heat-reflective pigment, the solar heat-reflective pigment providing a solar heat reflectance of greater than 70 percent to the granules.

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