Use of recycled packaging in polymer composite products
View Patent ↗A polymer composite and its method of manufacture using a recycled multilayer material. An example of the recycled multilayer material is comprised of a polyethylene/polyethylene terephthalate/aluminum film or polyethylene/nylon/aluminum film that may be extruded with organic filler to obtain desirable performance in wood-substitute products such as deck boards, railing, fencing, pergolas, residential cladding/siding, sheet products, and other applications.
1. A polymer composite comprising:
recycled multilayer material in an amount of 1-60% by weight, said recycled multilayer material consisting essentially of recycled aluminized packaging, said recycled aluminized packaging comprising:
i) at least one of polyethylene terephthalate and nylon in a total amount of 5-15% by weight;
ii) polyethylene in an amount of 75-90% by weight; and
iii) aluminum in an amount of 3-15% by weight; and
organic filler in an amount of 40-60% by weight.
2. The polymer composite of claim 1 wherein said recycled aluminized packaging comprises said nylon.
3. The polymer composite of claim 1 wherein said recycled aluminized packaging comprises said nylon in an amount up to about 15% by weight.
4. The polymer composite of claim 1 wherein said recycled aluminized packaging comprises said nylon in an amount of about 5-12% by weight.
5. The polymer composite of claim 1 wherein said recycled multilayer material is in an amount of about 2-35% by weight.
6. A polymer composite comprising:
polyethylene in an amount of 10-30% by weight;
recycled multilayer material in an amount of 10-30% by weight, said recycled multilayer material consisting essentially of recycled aluminized packaging, said recycled aluminized packing comprising:
i) at least one of polyethylene terephthalate and nylon in a total amount of 5-15% by weight;
ii) polyethylene in an amount of 75-90% by weight; and
iii) aluminum in an amount of 3-15% by weight; and
organic filler in an amount of 40-60% by weight.
7. The polymer composite of claim 6 wherein said recycled aluminized packaging comprises said nylon.
8. The polymer composite of claim 6 wherein said recycled aluminized packaging comprises said nylon in an amount up to about 15% by weight.
9. The polymer composite of claim 6 wherein said recycled aluminized packaging comprises said nylon in an amount of about 5-12% by weight.
10. The polymer composite of claim 4 wherein said nylon is in an amount of about 5-10% by weight.
11. The polymer composite of claim 4 wherein said aluminum is in an amount of about 8-12% by weight of said recycled aluminized packaging.
12. The polymer composite of claim 1 wherein said recycled aluminized packaging comprises said polyethylene terephthalate and said nylon.
13. The polymer composite of claim 1 wherein said at least one of said polyethylene terephthalate and said nylon is in a total amount of 5-12% by weight of said recycled aluminized packaging.
14. The polymer composite of claim 1 wherein said polyethylene is in an amount of 75-85% by weight of said recycled aluminized packaging.
15. The polymer composite of claim 1 wherein said aluminum is in an amount of 3-12% by weight of said recycled aluminized packaging.
16. The polymer composite of claim 1 wherein:
said at least one of said polyethylene terephthalate and said nylon is in a total amount of 5-12% by weight of said recycled aluminized packaging;
said polyethylene is in an amount of 75-85% by weight of said recycled aluminized packaging; and
said aluminum is in an amount of 3-12% by weight of said recycled aluminized packaging.
17. The polymer composite of claim 16 wherein said recycled multilayer material is in an amount of about 2-35% by weight.
18. The polymer composite of claim 1 wherein said polyethylene is HDPE.
19. The polymer composite of claim 1 wherein said recycled aluminized packaging comprises said polyethylene terephthalate.
20. The polymer composite of claim 1 wherein said recycled aluminized packaging comprises said polyethylene terephthalate in an amount of about 8-12% by weight.
21. The polymer composite of claim 20 wherein said aluminum is in an amount of about 8-12% by weight of said recycled aluminized packaging.
22. The polymer composite of claim 9 wherein said nylon is in an amount of about 5-10% by weight.
23. The polymer composite of claim 9 wherein said aluminum is in an amount of about 8-12% by weight of said recycled aluminized packaging.
24. The polymer composite of claim 6 wherein said recycled aluminized packaging comprises said polyethylene terephthalate and said nylon.
25. The polymer composite of claim 6 wherein said at least one of said polyethylene terephthalate and said nylon is in a total amount of 5-12% by weight of said recycled aluminized packaging.
26. The polymer composite of claim 6 wherein said polyethylene is in an amount of 75-85% by weight of said recycled aluminized packaging.
27. The polymer composite of claim 6 wherein said aluminum is in an amount of 3-12% by weight of said recycled aluminized packaging.
28. The polymer composite of claim 6 wherein:
said at least one of said polyethylene terephthalate and said nylon is in a total amount of 5-12% by weight of said recycled aluminized packaging;
said polyethylene is in an amount of 75-85% by weight of said recycled aluminized packaging; and
said aluminum is in an amount of 3-12% by weight of said recycled aluminized packaging.
29. The polymer composite of claim 6 wherein said polyethylene is HDPE.
30. The polymer composite of claim 6 wherein said recycled aluminized packaging comprises said polyethylene terephthalate.
31. The polymer composite of claim 6 wherein said recycled aluminized packaging comprises said polyethylene terephthalate in an amount of about 8-12% by weight.
32. The polymer composite of claim 31 wherein said aluminum is in an amount of about 8-12% by weight of said recycled aluminized packaging.