Film structures and packages therefrom useful for packaging respiring food products
US7008677B2 · kind B2 · utility
1Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 2003 |
| Grant date | Mar 7, 2006 |
| Priority date | — |
| Expiry date | Sep 28, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31739
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A multilayer laminate useful in the packaging of respiring food products such as swiss-type cheeses which generate or release carbon dioxide gas during storage and wherein said multilayer laminate allows for the egress of said gas while minimizing the ingress of oxygen. The multilayer laminate comprises at least one layer of a low gauge polyamide such as poly (-caprolactam).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.