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US 2025/0188679 A1Published application
Starch-cellulose composite material
AssigneePratt Corrugated Holdings, Inc.
InventorsJohn Anagnostopoulos, Greg Sollie, Jamie Waltermire, Shifeng Chen
Life of this patent
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Abstract
A composite can include cellulose fiber and foam binding the cellulose fiber. A method for manufacturing a composite can comprise mixing a plurality of ingredients to form a pre-foam mixture, foaming the pre-foam mixture to produce a foam, mixing the foam with cellulose fiber to form a composite material, and curing the composite material.
Claims20
A method comprising:
- mixing a plurality of ingredients to form a pre-foam mixture;
- foaming the pre-foam mixture to produce a water-based foam;
- mixing the water-based foam with cellulose fiber to form a composite material;
- and
- curing the composite material to define a maximum pore diameter of about 3 mm.
2 more elements
A composite comprising:
- cellulose fiber;
- and
- a water-based foam binding the cellulose fiber, wherein the water-based foam defines a maximum pore diameter of about 3 mm.
Dependencies are inferred from the claim text.