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:
Mar. 21, 2017
Filed:
Dec. 20, 2013
Applicant:
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Inventors:
Masami Kaneyoshi, Echizen, JP;
Masatoshi Ishii, Echizen, JP;
Assignee:
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 11/61 (2006.01); C09K 11/02 (2006.01); B05D 1/18 (2006.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
C09K 11/025 (2013.01); B05D 1/18 (2013.01); C09K 11/617 (2013.01); H01L 33/502 (2013.01);
Abstract
A red phosphor in the form of a Mn-activated complex fluoride having the formula: AMF:Mn wherein M is one or more tetravalent elements selected from Si, Ti, Zr, Hf, Ge, and Sn, and A is one or more alkali metals selected from Li, Na, K, Rb, and Cs, and contains at least Na and/or K, is surface treated with a treating solution containing a surface treating agent selected from an organic amine, quaternary ammonium salt, alkyl betaine or fluorochemical surfactant, alkoxysilane, and fluorinated polymer.