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:
Jul. 23, 2024
Filed:
Jun. 28, 2022
Merck Patent Gmbh, Darmstadt, DE;
Denis Glozman, Modiin, IL;
Ehud Shaviv, Modiin, IL;
Yuki Hirayama, Tokyo, JP;
Teruaki Suzuki, Kanagawa, JP;
Christian-Hubertus Kuechenthal, Jerusalem, IL;
MERCK PATENT GMBH, Darmstadt, DE;
Abstract
A method of manufacturing a composition with improved quantum yield, containing at least these steps: a/ manufacturing a mixture by at least these steps: 1/ providing a semiconducting light emitting nanoparticle, 2/ adding a macromolecular compound comprising at least an anchoring group; 3/ adding an organic additive, and b/ subjecting the mixture from step a/ to irradiation with light of a wavelength in the range of 300 to 600 nm having an intensity in the range of 0.025 to 1 W/cmto obtain the composition; wherein the organic additive is defined by formula (Ia): M-(X—Y), wherein M is a divalent metal ion, X is a hydrocarbon chain, and Y is a functional group.