Color-change material layer
US7969085B2 · kind B2 · utility
113Cited by
13References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 18, 2006 |
| Grant date | Jun 28, 2011 |
| Priority date | — |
| Expiry date | Oct 29, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/331
- WIPO fieldMicro-structural and nano-technology
- WIPO sectorChemistry
Abstract
A color-change material layer comprising: a color-change material that converts light of a second frequency range higher than a first frequency range to light of the first frequency range; and a transparent material having a refractive index of at least 1.6 intermixed with the color-change material, wherein the layer is substantially non-scattering to light of the first frequency range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.