Phosphor composition for low-pressure gas discharge lamps

Details Phosphor composition for low-pressure gas discharge lamps Phosphor composition for low-pressure gas discharge lamps

H - Electricity

01

J

H01J 61/48 (2006.01) C09K 11/55 (2006.01) C09K 11/64 (2006.01) C09K 11/75 (2006.01) C09K 11/77 (2006.01) H01J 61/44 (2006.01)

Patent

CA 2409289

The phosphor composition for low-pressure gas discharge lamps with a high light efficiency for generating radiation with a color temperature of greater than 5000 K and a very good general color rendering index Ra of greater than 90 includes at least one halophosphate phosphor, a phosphor which emits in the red wavelength region and a phosphor which emits in the blue-green wavelength region. In addition, according to the invention the phosphor composition contains an Eu-doped barium magnesium aluminate phosphor BaMgAl10O17:Eu and a Tb-doped green-emitting phosphor.

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