Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent
1979-11-30
1981-02-03
Cooper, Jack
Electric lamp and discharge devices
With luminescent solid or liquid material
With gaseous discharge medium
2523014R, C09K 1146
Patent
active
042491088
ABSTRACT:
A blue emitting La Mg aluminate phosphor activated by Eu and having a multiphase structure, exhibits improved brightness over prior art single phase compositions, and also exhibits high maintenance, making such phosphor useful either alone or in combination with other phosphors in fluorescent lamps.
REFERENCES:
patent: 4161457 (1979-07-01), Takahashi et al.
Stevels et al., "J. Electrochem Soc.", vol. 123, No. 5, 1976, pp. 691-697.
Cooper Jack
Fox John C.
GTE Products Corporation
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