Laminated thermoformable film structures useful for packaging food products
US6815057B2 · kind B2 · utility
5Cited by
23References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2002 |
| Grant date | Nov 9, 2004 |
| Priority date | — |
| Expiry date | Jun 5, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Laminated multiple layered thermoplastic film structure comprising a single layered extruded portion which is laminated to a coextruded sealant film structure containing a cheese release additive are disclosed. The film structures are useful in the packaging of food products, especially cheese.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.