Patent · US Active

Oxo- and hydroxo-based composite inorganic ligands for quantum dots

US10113109B2 · kind B2 · utility

3Cited by

3References

10Claims

0Family size

Assignee

LUMILEDS LLC · US

Inventors

Stefan Willi Julius Gruhlke · Baesweiler, DE
Patrick John Baesjou · Eindhoven, NL

Key dates

Filing date	Jan 26, 2015
Grant date	Oct 30, 2018
Priority date	—
Expiry date	Jan 26, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S977/95
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention provides a luminescent material (10) comprising quantum dots (100), wherein the luminescent material (10) further comprises a capping agent (110) coordinating to the quantum dots (10), wherein the capping agent comprises MxOy(OH)zn, wherein M is selected from the group consisting of B, Al, P, S, V, Zn, Ga, Ge, As, Se, Nb, Mo, Cd, In, Sn, Sb, Te, Ta and W, wherein x≥1, y+z≥1, and wherein n indicates a positive or negative charge of the capping agent.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.