IP Library Granted Patent US 12,534,264
Granted Patent B2
US 12,534,264 · App. 17/292,016 · Granted Jan 27, 2026

Healthy and eco-friendly paper container including aluminum liner and method for producing same

Inventors: Byung Yun Lim (Cheongju-si, KR); Yang Gyu Lim (Cheongju-si, KR); Soo Hyun Lim (Cheongju-si, KR)
B65D3/22B32B1/00B32B7/12B32B15/12B32B15/20B32B27/10B32B37/1284B65D3/06B65D5/563B65D65/466B32B2311/24B32B2317/12B32B2439/02
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Quick Facts
Patent No.
US 12,534,264
App. No.
17/292,016
Granted
Jan 27, 2026
Kind
B2
Abstract

A paper container including an aluminum liner, which protects people's health from environmental hormones in a paper container is provided. Also provided is an eco-friendly paper container wherein, in the case of using a water-based adhesive, paper can be easily separated from the container by immersing the container in water, to allow easy paper recycling. The paper container conserves forests and thus can contribute to the prevention of climate change. Further, the container is a disposable or multiple-use food container that can be used for various foods and beverages such as coffee, beer, beverages, cup noodles, cup rice, soup, and stew. The container helps human health and global environmental conservation.

Claims (8)

1 . A paper cup having an aluminum lining layer, the paper cup comprising:

a side part and a bottom part, wherein the side part includes an inner aluminum thin layer and a paper material layer and the bottom part includes an inner aluminum thin layer and a paper material layer;

wherein adhesives are placed partially or in whole to joints between the side part and the bottom part comprising a first joint part between the inner aluminum thin layer of the side part and the inner aluminum thin layer of the bottom part and a second joint part between the inner aluminum thin layer of the side part and an outer part of the bottom part, to join the side part and the bottom part;

wherein the adhesives are applied to a lower portion of the side part with a greater width than a height of the bottom part;

wherein the first joint part and the second joint part forms a bond along both inner and outer overlapping regions where the side part and the bottom part meet;

wherein the paper cup is a health-safe and eco-friendly reusable aluminum lining paper cup.

2 . The aluminum lining paper cup according to claim 1 ,

wherein the aluminum lining paper cup is formed by joining the side part and the bottom part.

Priority Claims (3)
KR 10-2018-0138029 · Nov 9, 2018 · national
KR 10-2019-0115594 · Sep 19, 2019 · national
KR 10-2019-0142663 · Nov 8, 2019 · national
Continuity (1)
Related Publication 20220073231A1 · Mar 10, 2022
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