Laminate film for flexible containers
US4654240A · kind A · utility
56Cited by
29References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 28, 1984 |
| Grant date | Mar 31, 1987 |
| Priority date | — |
| Expiry date | Sep 28, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A laminate film for producing a flexible container comprising an outermost layer made of polyethylene terephthalate or biaxially oriented polypropylene, an intermediate layer made of a polyamide optionally layered with a highly transparent resin, and an innermost layer made of a transparent heat-sealable resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.