Compositions – Inorganic luminescent compositions – Compositions containing halogen; e.g. – halides and oxyhalides
Patent
1999-03-05
2000-07-18
Koslow, C. Melissa
Compositions
Inorganic luminescent compositions
Compositions containing halogen; e.g., halides and oxyhalides
C09K 1163
Patent
active
060903104
ABSTRACT:
The present invention relates to novel green emitting Tb.sup.3+ activated borate phosphors having the formula A.sub.6 M.sub.1-x Tb.sub.x M'(BO.sub.3).sub.6 wherein A=Sr; M=Y, Gd; M'=Sc, Y, Gd, Al, Ga; and 0.02.ltoreq.x.ltoreq.1, and a process for the synthesis of such activated borate phosphors.
REFERENCES:
patent: 4926091 (1990-05-01), Verlijsdonk et al.
patent: 4946621 (1990-08-01), Fouassier et al.
Rao Gundlapalli Venkata Subba
Sankar Ramakrishnan
Council of Scientific and Industrial Research
Koslow C. Melissa
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