Method for manufacturing a laminated packaging material, the laminated packaging material and packaging containers made therefrom
US10994525B2 · kind B2 · utility
0Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 2016 |
| Grant date | May 4, 2021 |
| Priority date | — |
| Expiry date | Nov 25, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2439/70
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention relates to a method for manufacturing of a laminated cellulose-based liquid or semi-liquid food packaging material, wherein the laminated packaging material has a bulk material layer, wherein a further sheet is laminated to the bulk material layer by an aqueous adhesive composition. The invention further relates the laminated packaging materials obtained by the method and to a packaging container for liquid food packaging, comprising the laminated packaging material or being made from the laminated packaging material obtained by the method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.