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US 2025/0034875 A1Published application
Colored roofing membrane with improved solar reflectance
AssigneeBmic LLC
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.
Claims21
1-20. (canceled)
A multilayer roofing composition comprising:
- a first layer,
- wherein the first layer comprises a topmost layer;
- wherein the first layer is a color layer;
- a second layer,
- wherein the second layer comprises a white layer;
- wherein the second layer comprise TPO;
- a third layer,
- wherein the third layer contacts the second layer;
- wherein the third layer is a reinforcing polyester scrim layer;
- wherein the second layer is positioned between the first layer and third layer;
- a fourth layer,
- wherein the fourth layer contacts the third layer;
- wherein the fourth layer comprises TPO;
- and
- wherein the fourth layer is a core layer.
12 more elements
A roofing system comprising
- a multilayer roofing composition comprising:
- a first layer,
- wherein the first layer comprises a topmost layer;
- wherein the first layer is a color layer;
- a second layer,
- wherein the second layer comprises a white layer;
- wherein the second layer comprise TPO;
- a third layer,
- wherein the third layer contacts the second layer;
- wherein the third layer is a reinforcing polyester scrim layer;
- wherein the second layer is positioned between the first layer and third layer;
- a fourth layer,
- wherein the fourth layer contacts the third layer;
- wherein the fourth layer comprises TPO;
- wherein the fourth layer is a core layer;
- and
- wherein the multilayer roofing composition is installed on a roof.
14 more elements
Dependencies are inferred from the claim text.