Phosphor slurry composition for color Braun tubes
US5310504A · kind A · utility
5Cited by
1References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 6, 1992 |
| Grant date | May 10, 1994 |
| Priority date | — |
| Expiry date | Aug 6, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K11/025
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention discloses a phosphor slurry composition for color Braun tubes comprising deionized water, phosphor powder, polyvinyl alcohol, sodium dichromate, ethyl silicate and zinc sulfate. A color Braun tube manufactured using a phosphor slurry composition of the present invention shows an excellent mirror reflection effect and high luminescent brightness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.