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US 2025/0091780 A1Published application
Recyclable food packaging
AssigneeTrillion Creative Limited
InventorJianhong Wang
Life of this patent
Estimating the term…
Abstract
A packaging box includes an outer paper shell and an inner film. At least one edge of the inner film includes a first adhesive portion to be bonded with the outer paper shell. A perforation line or area is disposed on the outer paper shell. The inner film also includes a second adhesive portion, and the second adhesive portion surrounds the perforation line and bonds with the outer paper shell. A covering is disposed at the outside of the outer paper shell to cover the perforation line.
Claims14
The packaging box (100) convenient for recycling comprising:
- an outer paper shell (10) and an inner membrane (20) built into the outer paper shell (10);
- wherein the inner membrane (20) comprises at least an edge in contact with a first adhesive part (21), wherein the first adhesive part (21) is bonded and fixed with the outer paper shell (10);
- a perforated line (11) is disposed on the outer paper shell (10), and the perforated line (11) is disposed in the area enclosed by the first adhesive part (21);
- wherein the perforated line (11) is absent from the inner membrane (2);
- wherein the inner membrane (20) further comprising a second adhesive part (23), wherein the second adhesive part (23) encloses a perforated line (11), and the second adhesive part (23) is glued and fixed to the outer paper shell (10).
2 more elements
A packaging box (100) convenient for recycling, comprising:
- an outer paper shell (10) and an inner membrane (20) built into the outer paper shell (10);
- wherein the inner membrane (20) comprises at least one edge with a first adhesive part (21);
- wherein the first adhesive portion (21) is bonded and fixed with the outer paper shell (10);
- a perforated line (11) is disposed on the outer paper shell (10), and the outer paper shell (10) comprises a covering (26) to cover the perforated line (11) around the perforated line (11).
1 more element
Dependencies are inferred from the claim text.