Asphalt shingle waste roofing materials and related methods
AssigneeBmic LLC
InventorsDale Kelley, James Svec, Michael T. Ferraro, Kirby Erickson, Paul Richardson, Kris Edelsward
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Abstract
Non-limiting embodiments of the present disclosure relate to a method comprising: obtaining asphalt shingle waste (ASW) and performing grinding, screening, and separating steps on the ASW. In some embodiments, granules are removed from the ASW. In some embodiments, the method transforms ASW into ASW powder. In some embodiments, the ASW powder is formed into a plurality of briquettes. In some embodiments, at least one of: the ASW powder, the plurality of briquettes, or any combination thereof is fed into a mixing process that results in an ASW powder filled coating.
Claims30
A method comprising:
- obtaining an asphalt shingle waste (ASW) powder,
- wherein the ASW powder comprises a waste asphalt;
- feeding at least the ASW powder, an asphalt coating, and a limestone into at least one mixer;
- and
- mixing at least the ASW powder, the asphalt coating, and the limestone in the at least one mixer to form an ASW filled coating,
- wherein the ASW filled coating comprises:
- 30% to 50% by weight of an asphalt based on a total weight of the ASW filled coating,
- wherein the asphalt comprises the waste asphalt;
- 50% to 70% by weight of at least one filler material based on the total weight of the ASW filled coating;
- wherein the at least one filler material comprises the limestone;
- and
- forming a roofing shingle comprising the ASW filled coating.
A method comprising:
- obtaining an asphalt shingle waste (ASW) powder,
- wherein the ASW powder comprises a waste asphalt;
- feeding at least the ASW powder, an asphalt coating, and a limestone into at least one mixer;
- and
- mixing at least the ASW powder, the asphalt coating, and the limestone in the at least one mixer to form an ASW filled coating,
- wherein the ASW filled coating comprises:
- 30% to 50% by weight of an asphalt based on a total weight of the ASW filled coating,
- wherein the asphalt comprises the waste asphalt;
- 50% to 70% by weight of at least one filler material based on the total weight of the ASW filled coating;
- wherein the at least one filler material comprises the limestone.
Dependencies are inferred from the claim text.