Method for preparing filter-coated phosphor particles
US4021588A · kind A · utility
9Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1976 |
| Grant date | May 3, 1977 |
| Priority date | — |
| Expiry date | Jan 23, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Method comprises dispersing phosphor particles in a liquid medium and then precipitating filter material on the phosphor particles. The filter-covered phosphor particles are removed from the medium, dried and then heated until the filter material sinters to the surfaces of the phosphor particles as discrete filter particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.