The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 23, 2021

Filed:

May. 18, 2015
Applicant:

Current Lighting Solutions, Llc, East Cleveland, OH (US);

Inventors:

Srinivas Prasad Sista, Niskayuna, NY (US);

Anant Achyut Setlur, Niskayuna, NY (US);

Assignee:

CURRENT LIGHTING SOLUTIONS, LLC, East Cleveland, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/64 (2006.01); H01L 33/50 (2010.01); C09K 11/61 (2006.01); C09K 11/67 (2006.01); C09K 11/69 (2006.01); C09K 11/62 (2006.01); C09K 11/77 (2006.01); G02F 1/1335 (2006.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
C09K 11/645 (2013.01); C09K 11/615 (2013.01); C09K 11/616 (2013.01); C09K 11/628 (2013.01); C09K 11/675 (2013.01); C09K 11/676 (2013.01); C09K 11/696 (2013.01); C09K 11/7705 (2013.01); H01L 33/502 (2013.01); G02F 1/1336 (2013.01); G02F 1/133514 (2013.01); G02F 2001/133614 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/48247 (2013.01); H01L 2224/48257 (2013.01); H01L 2924/181 (2013.01);
Abstract

Synthesizing a color stable Mndoped phosphor by contacting a gaseous fluorine-containing oxidizing agent with a precursor of: ABCDX:Mn; ABCDXY:Mn; AGMnMgLiFO; or AZF:Mn. Where A is Li, Na, K, Rb, Cs, or a combination; B is Be, Mg, Ca, Sr, Ba, or a combination; C is Sc, Y, B, Al, Ga, In, Tl, or a combination; D is Ti, Zr, Hf, Rf, Si, Ge, Sn, Pb, or a combination; X is F or a combination of F and one of Br, Cl, and I; Y is O, or a combination of O and one of S and Se; Ais Na or K, or a combination; G is Al, B, Sc, Fe, Cr, Ti, In, or a combination; Z is La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Sc, Y, In, or a combination.


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