Patent ID: 9677277
Date: 2017-06-13
CPC Classifications: B32B,C04B,C08L,E04D,Y02P,Y10T

Claim:
1. A roofing product comprising: a first layer comprising a first principal surface and a second principal surface opposite the first principal surface, the first layer comprising: a second layer comprising a first recycled roofing material, the second layer overlying the first principal surface and in direct contact with the bituminous material, wherein the first recycled roofing material comprises elemental metal or alloy and has a metal content of at least 0.1 wt %, wherein the first recycled roofing material has at least 2 weight % acid-insoluble solids; and a third layer comprising a second recycled roofing material, the third layer overlying the second principal surface and in direct contact with the bituminous material, wherein at least one of the second and third layers comprises substantially no virgin asphalt.