Sheet for container
US11738928B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 10, 2021 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Nov 10, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2501/0081
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Provided is a sheet for container to be used in a flexible container, the sheet for container having a plurality of films layered in the sheet for container, the sheet for container including: a first film including a first base-material layer, which is coated with a first applying-type gas barrier layer and made of a single type of material having a heat-sealing property; and a second film including a second base-material layer, which is coated with a second applying-type gas barrier layer and made of a single type of material that is a same type of material as the first base-material layer, in which: the first film and the second film are attached to each other by heat sealing; and a gas enclosing portion, which is partially non-attached and in which gas is able to be enclosed, is formed between the first film and the second film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.