US Patent No. 10,340,427

QUANTUM DOTS WITH INORGANIC LIGANDS IN AN INORGANIC MATRIX


Patent No. 10,340,427
Issue Date July 02, 2019
Title Quantum Dots With Inorganic Ligands In An Inorganic Matrix
Inventorship Patrick John Baesjou, Eindhoven (NL)
Stefan Willi Julius Gruhlke, Baesweiler (NL)
Roelof Koole, Eindhoven (NL)
Johannes Franciscus Maria Cillessen, Deurne (NL)
Assignee Lumileds LLC, San Jose, CA (US)

Claim of US Patent No. 10,340,427

1. A method comprising:providing luminescent quantum dots with an inorganic capping agent in a starting liquid;
precipitating in a co-precipitation process an inorganic salt comprising precipitated material from the starting liquid, the precipitated material comprising said quantum dots hosted by the co-precipitated inorganic salt; and
separating in a separation process the precipitated material from the starting liquid to thereby provide a luminescent material.