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. 25, 2018
Filed:
Jan. 15, 2018
Applicant:
Korea Institute of Science and Technology, Seoul, KR;
Inventors:
Assignee:
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/00 (2006.01); A61K 49/00 (2006.01); C09K 11/77 (2006.01); G01N 21/64 (2006.01); B82Y 5/00 (2011.01); H01G 9/20 (2006.01);
U.S. Cl.
CPC ...
A61K 49/0093 (2013.01); A61K 49/0019 (2013.01); B82Y 5/00 (2013.01); C09K 11/7766 (2013.01); G01N 21/6428 (2013.01); H01G 9/2059 (2013.01); C01P 2004/64 (2013.01);
Abstract
Provided is a nanophosphor having a core/double shell structure, the nanophosphor including a upconversion core including a Yb, Ho, and Ceco-doped fluoride-based nanophosphor represented by Formula 1; a first shell surrounding at least a portion of the upconversion core, and comprising a Ndand Ybco-doped fluoride-based crystalline composition represented by Formula 2; and a second shell surrounding at least a portion of the first shell, and having paramagnetic properties represented by Formula 3.