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:
Dec. 15, 2020
Filed:
Mar. 01, 2017
Applicant:
Osram Opto Semiconductors Gmbh, Regensburg, DE;
Inventors:
Assignee:
OSRAM OLED GMBH, Regensburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/455 (2006.01); C09K 11/02 (2006.01); C09K 11/77 (2006.01); C09K 11/08 (2006.01); C23C 16/30 (2006.01); C23C 16/56 (2006.01);
U.S. Cl.
CPC ...
C23C 16/45553 (2013.01); C09K 11/025 (2013.01); C09K 11/0883 (2013.01); C09K 11/7734 (2013.01); C23C 16/30 (2013.01); C23C 16/45555 (2013.01); C23C 16/56 (2013.01);
Abstract
A method for producing phosphor particles with at least one first protective layer and a phosphor particles having at least one protective layer are disclosed. In an embodiment, a method includes providing phosphor particles and applying at least one first protective layer to the surface of the phosphor particles, wherein the at least of first protective layer include depositing a first starting compound by a first atomic layer deposition on the surface of the phosphor particles and depositing a second starting compound by a second atomic layer deposition on the surface of the phosphor particles.