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.
Patent No.:
Date of Patent:
May. 27, 2025
Filed:
Mar. 11, 2024
Current Lighting Solutions, Llc, Beachwood, OH (US);
James Edward Murphy, Niskayuna, NY (US);
Srinivas Prasad Sista, Altamont, NY (US);
Samuel Joseph Camardello, Niskayuna, NY (US);
CURRENT LIGHTING SOLUTIONS, LLC, Beachwood, OH (US);
Abstract
A process for preparing a Mndoped phosphor of formula I A[MF]:MnI includes combining a first solution comprising a source of A and a second solution comprising HMFin the presence of a source of Mn, to form the Mndoped phosphor; wherein A is Li, Na, K, Rb, Cs, or a combination thereof; M is Si, Ge, Sn, Ti, Zr, Al, Ga, In, Sc, Y, La, Nb, Ta, Bi, Gd, or a combination thereof; x is the absolute value of the charge of the [MF] ion; y is 5, 6 or 7; and wherein a value of a Hammett acidity function of the first solution is at least −0.9. Particles produced by the process may have a particle size distribution with a Dparticle size of less than 10 μm.