Method for preparing filter-coated phosphor particles

Details Method for preparing filter-coated phosphor particles Method for preparing filter-coated phosphor particles

1976-01-23

1977-05-03

Smith, Ronald H.

Coating processes

Particles, flakes, or granules coated or encapsulated

Inorganic base

313466, 428403, B23K 3102

Patent

active

040215881

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.

REFERENCES:
patent: 2684306 (1954-07-01), Brewer
patent: 2774682 (1956-12-01), Larach
patent: 2971859 (1961-02-01), Sisneros
patent: 3264133 (1966-08-01), Brooks
patent: 3690929 (1972-09-01), Yokota et al.
patent: 3875449 (1975-04-01), Byler
patent: 3927240 (1975-12-01), Hammond et al.

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