Film for packing liquids or the like and method for manufacturing such a film
US7838109B2 · kind B2 · utility
44Cited by
5References
6Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 18, 2003 |
| Grant date | Nov 23, 2010 |
| Priority date | — |
| Expiry date | Jun 27, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31938
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Film for packaging liquid products or the like, which mainly consists of a first polyolefin layer, a jointing layer and a layer of polychlorotrifluoroethylene (PCTFE), wherein the PCTFE Layer has a thickness of at least 10 micrometer (μm) and whereby the film is obtained by means of extrusion lamination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.