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US 10,480,192 B2Granted
Colored roofing membrane with improved solar reflectance
AssigneeBuilding Materials Investment Corporation
InventorsLinlin Xing, Thomas John Taylor
Life of this patent
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Abstract
Exemplary embodiments of a thermoplastic polyolefin membrane are provided. The colored TPO membrane can have a cap layer having a top color layer and a white sub-layer having a solar reflectance underneath the top color layer, and a core layer underneath the cap layer. The colored TPO roofing membrane can have a reinforcing polyester scrim between the cap layer and the core layer. The white sub-layer can be made up of one or more layers.
Claims24
A colored roofing membrane comprising:
- a thermoplastic polyolefin roofing membrane configured to be applied to a roof of a building;
- comprising:
- a cap layer comprising:
- a thermoplastic colored topmost layer;
- and
- a thermoplastic white sub-layer directly underneath and in direct physical contact with the colored topmost layer;
- and
- a core layer underneath the cap layer.
5 more elements
A method of manufacturing a colored roofing membrane, the method comprising:
- providing a thermoplastic polyolefin roofing membrane configured to be applied to a roof of a building;
- comprising:
- providing a cap layer comprising:
- providing a thermoplastic colored topmost layer;
- and
- providing a thermoplastic white sub-layer directly underneath and in direct physical contact with the colored topmost layer;
- and
- providing a core layer underneath the cap layer.
5 more elements
Dependencies are inferred from the claim text.