Packaging laminate for a packaging container, as well as a packaging container produced from the packaging laminate
US9463893B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2012 |
| Grant date | Oct 11, 2016 |
| Priority date | — |
| Expiry date | Sep 21, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2255/12
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A packaging laminate for a packaging container, which includes a paper or paperboard layer and outer, liquid-tight, heat-resistant layers of plastic on both sides of the paper or paperboard layer. Between the paper or paperboard layer and the outer plastic layer, the packaging laminate has at least one additional layer of a material possessing tightness properties vis-à-vis gases. In order to improve the preconditions for being able to provide the packaging laminate with decorative artwork of printing ink with good print quality, the paper or paperboard layer has, on both sides, a coating of pigment, adhesive and a substance capable of modifying the rheological properties of the coatings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.