Thermoformable composite film and process to make
US6641925B1 · kind B1 · utility
3Cited by
0References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 1999 |
| Grant date | Nov 4, 2003 |
| Priority date | — |
| Expiry date | Jun 28, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/3192
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention relates to a thermoformable composite film, a process for producing a thermoformable composite film, the use of a solvent-free adhesive for applying a thermoplastic film to a film comprising cycloolefin copolymer in order to produce a thermoformable composite film, an extrusion coated film and a process for producing an extrusion coated film and use of the film as a packaging material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.