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US 2021/0381240 A1Published application
Shingles with increased hydrophobicity
AssigneeOwens Corning Intellectual Capital, LLC
InventorsDonn R. Vermilion, Xiujuan Zhang, William Brian Ward, Chris Armintrout
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Abstract
A shingle includes a substrate having an asphalt coating on a top surface of the substrate and on a bottom surface of the substrate. A surface layer of granules is embedded in the asphalt on the top surface of the substrate. A backdust layer of particles is embedded in the asphalt on the bottom surface of the substrate. A sealant is disposed on the backdust. A hydrophobic material is applied to the sealant.
Claims20
A package, comprising:
- a plurality of stacked shingles, each of the shingles comprising:
- a substrate;
- an asphalt coating;
- a plurality of granules;
- a plurality of particles;
- and
- a hydrophobic material;
- wherein the asphalt coating is disposed on a top surface and a bottom surface of the substrate;
- wherein the plurality of granules are embedded in the asphalt coating on the top surface of the substrate;
- wherein the plurality of particles are embedded in the asphalt coating on the bottom surface of the substrate;
- and
- wherein the hydrophobic material is disposed on at least one surface of the shingle such that the hydrophobic material prevents moisture from infiltrating between adjacent shingles of the plurality of stacked shingles.
9 more elements
Dependencies are inferred from the claim text.