Phosphor film, method of forming the same, and method of coating phosphor layer on LED chips
US8546159B2 · kind B2 · utility
7Cited by
2References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2011 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Aug 25, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31855
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Phosphor films, methods of forming the phosphor films, and methods of coating a phosphor layer on light-emitting chips are disclosed. The phosphor film includes: a base film; a phosphor layer that is formed on the base film and comprises an incompletely cured resin material and phosphor particles mixed with the incompletely cured resin material; and a cover film that is formed on the phosphor layer and protects the phosphor layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.