Process for producing Ce-Mn coactivated fluoroapatite phosphors

Compositions – Inorganic luminescent compositions – Compositions containing halogen; e.g. – halides and oxyhalides

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313486, 2523014H, C09K 11463

Patent

active

046473998

ABSTRACT:
Yellow emitting fluorescent lamp phosphor compositions comprise cerium and manganese activated alkali-earth fluoroapatite compositions containing sodium having the approximate formula

REFERENCES:
patent: 2306567 (1942-12-01), Roberts
patent: 3014874 (1961-12-01), Ranby
patent: 3525698 (1970-08-01), Leto et al.
Henderson et al., "J. of the Electrochem. Soc.", vol. 104, No. 10, 1957, pp. 612-615.

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