Asphalt sealcoats and asphalt shingle waste coatings in roofing materials
AssigneeBmic LLC
InventorsMatti Kiik, Richard A. Nowak
Life of this patent
Estimating the term…
Abstract
Asphalt sealcoats and asphalt shingle waste coatings for roofing materials are provided. A roofing material comprises a substrate having an exposed surface and an unexposed surface. An asphalt shingle waste coating is located on at least a portion of the exposed surface of the substrate. The asphalt shingle waste coating comprises an asphalt shingle waste, wherein the asphalt shingle waste comprises a waste asphalt and a limestone. An asphalt sealcoat is located on at least a portion of the asphalt shingle waste coating. The asphalt sealcoat is substantially free of the asphalt shingle waste. The asphalt sealcoat has a thickness of no greater than 50% of a thickness of the asphalt shingle waste coating.
Claims20
A roofing shingle comprising:
- a substrate,
- wherein the substrate has an exposed surface and an unexposed surface;
- a first coating,
- wherein the first coating covers at least a portion of the exposed surface of the substrate,
- wherein the first coating comprises:
- at least 50% by weight of at least one filler based on a total weight of the first coating,
- wherein the at least one filler comprises at least one of a recycled thermoplastic, a recycled rubber, or any combination thereof;
- and
- less than 5% by weight of an asphalt based on the total weight of the first coating;
- and
- an asphalt sealcoat,
- wherein the asphalt sealcoat is located on at least a portion of the first coating,
- wherein the asphalt sealcoat is substantially free of an asphalt shingle waste.
A roofing system comprising:
- a roofing substrate,
- wherein the roofing substrate comprises at least one of an underlayment, a roof deck, or any combination thereof;
- and
- a plurality of roofing shingles located on the roofing substrate, each of the plurality of roofing shingles comprising:
- a substrate,
- wherein the substrate has an exposed surface and an unexposed surface;
- a first coating,
- wherein the first coating covers at least a portion of the exposed surface of the substrate,
- wherein the first coating comprises:
- at least 50% by weight of at least one filler based on a total weight of the first coating,
- wherein the at least one filler comprises at least one of a recycled thermoplastic, a recycled rubber, or any combination thereof;
- and
- less than 5% by weight of an asphalt based on the total weight of the first coating;
- and
- an asphalt sealcoat,
- wherein the asphalt sealcoat is located on at least a portion of the first coating,
- wherein the asphalt sealcoat is substantially free of an asphalt shingle waste.
Dependencies are inferred from the claim text.