Light-emitting, transparent film system based on polymers
US7456569B2 · kind B2 · utility
2Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2005 |
| Grant date | Nov 25, 2008 |
| Priority date | — |
| Expiry date | Aug 27, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B33/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light-emitting, transparent, flexible film system based on polymers is produced by including a thermoplastic polyurethane film having an electroluminescent pigment incorporated therein in the flexible film system. These systems are useful as a luminescent system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.