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US 2024/0400286 A1Published application
Sustainable barrier boards and associated food packages and methods
OwnerChitai C. YANG, Chloe RADIGAN +2inventors
InventorsChitai C. YANG, Chloe RADIGAN, Zack SIMONCELLI, William STATELMAN
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Abstract
A sustainable barrier board comprising: a cellulosic board substrate having a first major side and a second major side; a hydrophobic substance impregnated into the cellulosic board substrate; a first biopolymer barrier film on the first major side of the cellulosic board substrate; and a first biopolymer heat sealable coating coupling the first biopolymer barrier layer with the first major side of the cellulosic board substrate.
Claims17
A sustainable barrier board comprising:
- a cellulosic board substrate having a first major side and a second major side;
- a hydrophobic substance impregnated into the cellulosic board substrate;
- a first biopolymer barrier film on the first major side of the cellulosic board substrate;
- and
- a first biopolymer heat sealable coating coupling the first biopolymer barrier film with the first major side of the cellulosic board substrate.
2 more elements
A method for manufacturing a sustainable barrier board, the method comprising:
- providing a cellulosic board substrate having a first major side and a second major side, the cellulosic board substrate having a hydrophobic substance impregnated into the cellulosic board substrate;
- coating a first biopolymer heat sealable coating on a first biopolymer barrier film;
- and
- laminating the first biopolymer barrier film to the first major side of the cellulosic board substrate.
1 more element
Dependencies are inferred from the claim text.