Method of making improved magnesium gallate phosphors

Details Method of making improved magnesium gallate phosphors Method of making improved magnesium gallate phosphors

1973-02-05

1976-06-08

Vertiz, Oscar R.

Compositions

Inorganic luminescent compositions

Compositions containing halogen; e.g., halides and oxyhalides

C09K 1126, C09K 1130, C09K 1112, C09K 1116

Patent

active

039621189

ABSTRACT:
Increased luminescence intensity in magnesium aluminum gallate phosphors as well as magnesium gallate phosphors is achieved by utilizing a fluorine source in the raw material mix and by conducting initial processing in a humid, oxidizing atmosphere. Additionally, processing time is drastically reduced.

REFERENCES:
patent: 2392814 (1946-01-01), Froelich
patent: 3407325 (1968-10-01), Brown
patent: 3499843 (1970-03-01), Brown et al.
patent: 3502592 (1970-03-01), Amster
patent: 3577350 (1971-04-01), Amster

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