HARDENING ASPHALT FOR ROOFING APPLICATIONS
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United States of America Patent
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Issued Date -
Apr 25, 2024
app pub date -
Jan 2, 2024
filing date -
Jan 2, 2024
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Abstract
Some embodiments relate to a method comprising one or more of the following steps: obtaining asphalt, obtaining at least one hardening agent, mixing the at least one hardening agent with the asphalt, so as to form a hardened asphalt, obtaining at least one polymer, mixing the at least one polymer with the hardened asphalt, so as to form a polymer modified asphalt, obtaining at least one filler, mixing the at least one filler with at least one of the hardened asphalt, the polymer modified asphalt, or any combination thereof, so as to form a filled coating, obtaining a roofing substrate, and applying the filled coating to the roofing substrate, so as to form a roofing shingle.
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Cited Art Landscape
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