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US 2019/0009970 A1Published application
Paperboard, paperboard container, and method for using a paperboard article
OwnerChitai C. Yang, Rahul Bhardwaj +1inventors
InventorsChitai C. Yang, Rahul Bhardwaj, Chester E. Alkiewicz
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Abstract
A method for using a paperboard article includes heating a paperboard article by way of microwave radiation. The paperboard article includes a paperboard substrate having a first major side and a second major side and one or more high-density polyethylene layers on at least one of the first major side and the second major side of the paperboard substrate.
Claims22
A method for using a paperboard article, the method comprising:
- heating a paperboard article by way of microwave radiation, said paperboard article comprising:
- a paperboard substrate having a first major side and a second major side;
- and
- one or more high-density polyethylene layers on at least one of said first major side and said second major side of said paperboard substrate.
1 more element
A paperboard container comprising:
- a paperboard substrate having a first major side facing an interior of said paperboard container and a second major side facing an exterior of said paperboard container;
- and
- one or more high-density polyethylene layers directly on said first major side of said paperboard substrate.
A paperboard consisting of:
- a paperboard substrate having a first major side and a second major side;
- one or more high-density polyethylene layers on one or both of said first major side and said second major side of said paperboard substrate;
- and
- optionally, a clay coating layer between said paperboard substrate and said one or more high-density polyethylene layers on one or both of said first major side and said second major side of said paperboard substrate.
1 more element
Dependencies are inferred from the claim text.