Opaque polyester film as substrate with white coatings on both sides
US7807240B2 · kind B2 · utility
4Cited by
25References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2006 |
| Grant date | Oct 5, 2010 |
| Priority date | — |
| Expiry date | Nov 29, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31786
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A multilayer white polymeric film having a core layer with an optical transmission density greater than 2.0, a white polyester outer layer on either side of the core layer and an ink receptive layer on the outer surface of the white polyester layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.