Roofing materials having one or more polymer networks and related methods
Some embodiments relate to a roofing material. The roofing material comprises a substrate, and a coating on the substrate. The coating comprises at least a polymer A, a polymer B, and at least one filler. The polymer A, the polymer B, the at least one filler are present in an amount sufficient to result in the coating having: A) a Tear CD property of at least 1000 g-f; and B) at least one of an interpenetrating polymer network, a semi-interpenetrating polymer network, or any combination thereof. Other embodiments relate to additional roofing materials, methods for preparing roofing materials, and the like.
1. A roofing shingle comprising:
a substrate;
wherein the substrate comprises at least one of a scrim, a fiberglass mat, a fabric, a glass mat, or any combination thereof; and
a coating on the substrate,
wherein the coating comprises:
5% to 98% by weight of a polymeric material based on a total weight of the coating,
wherein the polymeric material comprises a polymer A and a polymer B,
wherein the polymer A and the polymer B are different,
wherein the polymer A is crosslinked,
wherein the polymer B is not crosslinked,
wherein the polymer B is not bonded to the polymer A,
wherein the polymer B is interlaced throughout a polymer network of the polymer A, so as to form an interpenetrating polymer network; and
2% to 95% by weight of at least one filler based on the total weight of the coating,
wherein the coating has a thickness of 20 mils to 200 mils;
wherein the roofing shingle has a Tear CD property of at least 1000 g-f, as measured according to ASTM D1922, as modified by ASTM D228.
2. The roofing shingle of claim 1 , wherein the coating comprises 20% to 80% by weight of the polymer A and the polymer B based on the total weight of the coating.
3. The roofing shingle of claim 1 , wherein the coating comprises 40% to 80% by weight of the at least one filler based on the total weight of the coating.
4. The roofing shingle of claim 1 , wherein the polymeric material comprises 15% to 75% by weight of the polymer A based on a total weight of the polymeric material.
5. The roofing shingle of claim 1 , wherein the polymeric material comprises 25% to 85% by weight of the polymer B based on a total weight of the polymeric material.
6. The roofing shingle of claim 1 , wherein the polymer A comprises at least one of a polyurethane, an epoxy, a vinyl polymer, an acrylic polymer, a polyisobutylene, an amorphous poly-alpha olefin, a polyolefin, a silicone, a hydrocarbon oil, a resin, or any combination thereof.
7. The roofing shingle of claim 1 , wherein the polymer B comprises at least one of a polyurethane, an epoxy, a vinyl polymer, an acrylic polymer, a polyisobutylene, an amorphous poly-alpha olefin, a polyolefin, a silicone, a hydrocarbon oil, a resin, or any combination thereof.
8. The roofing shingle of claim 1 , wherein the roofing shingle has a Tear CD property of 1000 g-f to 5000 g-f, as measured according to ASTM D1922, as modified by ASTM D228.
9. The roofing shingle of claim 1 , wherein the coating directly contacts the substrate.
10. The roofing shingle of claim 1 , wherein the coating comprises:
30% to 70% by weight of the polymeric material based on the total weight of the coating; and
40% to 80% by weight of the at least one filler based on the total weight of the coating.
11. A roofing system comprising:
a roofing substrate; and
a plurality of roofing shingles on the roofing substrate, each roofing shingle of the plurality of roofing shingles comprising:
a substrate,
wherein the substrate comprises at least one of a scrim, a fiberglass mat, a fabric, a glass mat, or any combination thereof; and
a coating on the substrate,
wherein the coating comprises:
5% to 98% by weight of a polymeric material based on a total weight of the coating,
wherein the polymeric material comprises a polymer A and a polymer B,
wherein the polymer A and the polymer B are different,
wherein the polymer A is crosslinked,
wherein the polymer B is not crosslinked,
wherein the polymer B is not bonded to the polymer A,
wherein the polymer B is interlaced throughout a polymer network of the polymer A, so as to form an interpenetrating polymer network; and
2% to 95% by weight of at least one filler based on the total weight of the coating,
wherein the coating has a thickness of 20 mils to 200 mils;
wherein each roofing shingle of the plurality of roofing shingles has a Tear CD property of at least 1000 g-f, as measured according to ASTM D1922, as modified by ASTM D228.
12. The roofing system of claim 11 , wherein the coating comprises 20% to 80% by weight of the polymer A and the polymer B based on the total weight of the coating.
13. The roofing system of claim 11 , wherein the coating comprises 40% to 80% by weight of the at least one filler based on the total weight of the coating.
14. The roofing system of claim 11 , wherein the polymeric material comprises 15% to 75% by weight of the polymer A based on a total weight of the polymeric material.
15. The roofing system of claim 11 , wherein the polymeric material comprises 25% to 85% by weight of the polymer B based on a total weight of the polymeric material.
16. The roofing system of claim 11 , wherein the polymer A comprises at least one of a polyurethane, an epoxy, a vinyl polymer, an acrylic polymer, a polyisobutylene, an amorphous poly-alpha olefin, a polyolefin, a silicone, a hydrocarbon oil, a resin, or any combination thereof.
17. The roofing system of claim 11 , wherein the polymer B comprises at least one of a polyurethane, an epoxy, a vinyl polymer, an acrylic polymer, a polyisobutylene, an amorphous poly-alpha olefin, a polyolefin, a silicone, a hydrocarbon oil, a resin, or any combination thereof.
18. The roofing system of claim 11 , wherein each roofing shingle of the plurality of roofing shingles has a Tear CD property of 1000 g-f to 5000 g-f, as measured according to ASTM D1922, as modified by ASTM D228.
19. The roofing system of claim 11 , wherein the coating directly contacts the substrate.
20. The roofing system of claim 11 , wherein the coating comprises:
30% to 70% by weight of the polymeric material based on the total weight of the coating; and
40% to 80% by weight of the at least one filler based on the total weight of the coating.