Barrier coextruded film for cook-in applications
US4997710A · kind A · utility
12Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 1988 |
| Grant date | Mar 5, 1991 |
| Priority date | — |
| Expiry date | Sep 29, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31746
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A multilayer layer cook-on film utilizes a linear low density polyethylene sealant and, in place of a relatively thick and expensive adhesive layer, two thin adhesive layers having between them an intermediate layer of ethylene alpha-olefin copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.