ROOFING MATERIALS INCLUDING A LAYER OF A PARTING AGENT
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Nov 7, 2024
app pub date -
Jul 16, 2024
filing date -
Jul 16, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
Asphalt-based roofing materials, such as shingles, are disclosed that include a band of a parting material. The asphalt-based roofing material includes at least one asphalt-coated substrate that defines a headlap portion and a tab portion each having opposed top and bottom surfaces; a layer of backdust applied to at least a portion of the bottom surface of the headlap portion and to at least a portion of the bottom surface of the tab portion; a release section of parting material applied to the layer of backdust, where the parting material is included in the in the range of 0.0005 kg/m2 to 1 kg/m2; and an adhesive.
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Cited Art Landscape
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