Colored Roofing Granules With Increased Solar Heat Reflectance, Solar Heat-Reflective Shingles, and Process For Producing Same

摘要

Solar-reflective roofing granules having deep-tone colors are formed by coating base mineral particles with a coating composition including an infrared-reflective pigment. Color is provided by colored infrared pigment, light-interference platelet pigment, or a metal oxide.