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.

Date of Patent:
Oct. 04, 2016

Filed:

May. 30, 2013
Applicant:

National Institute for Materials Science, Tsukaba-shi, Ibaraki, JP;

Inventors:

Naoto Hirosaki, Tsukaba, JP;

Takashi Takeda, Ibaraki, JP;

Shiro Funahashi, Tsukaba, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/59 (2006.01); C09K 11/08 (2006.01); C09K 11/63 (2006.01); C09K 11/64 (2006.01); H01J 1/63 (2006.01); H01L 33/50 (2010.01); C09K 11/77 (2006.01); H01J 29/20 (2006.01); H01J 11/42 (2012.01); C30B 1/04 (2006.01); C30B 29/34 (2006.01); F21K 99/00 (2016.01); G02F 1/1335 (2006.01); H01J 17/49 (2012.01); H01J 19/57 (2006.01);
U.S. Cl.
CPC ...
C09K 11/7792 (2013.01); C09K 11/7706 (2013.01); C09K 11/7721 (2013.01); C09K 11/7734 (2013.01); C09K 11/7749 (2013.01); C09K 11/7764 (2013.01); C30B 1/04 (2013.01); C30B 29/34 (2013.01); F21K 9/56 (2013.01); G02F 1/133603 (2013.01); H01J 11/42 (2013.01); H01J 17/49 (2013.01); H01J 19/57 (2013.01); H01J 29/20 (2013.01); H01L 33/502 (2013.01); G02F 2001/133614 (2013.01); H01L 33/504 (2013.01); H01L 2224/45144 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/8592 (2013.01); H01L 2924/12044 (2013.01); H01L 2924/181 (2013.01);
Abstract

A chemically and thermally stable phosphor having unconventional light emitting properties and high light emitting intensity with an LED of 470 nm or less, includes an inorganic compound comprising: a crystal designated by A(D,E)X, a crystal designated by SrSiONor an inorganic crystal having the identical crystal structure of the SrSiONcrystal, which comprises A element, D element, X element, and optionally E element if necessary (A is one or more kinds selected from Li, Mg, Ca, Sr, and Ba; D is one or more kinds selected from Si, Ge, Sn, Ti, Zr, and Hf; X is one or more kinds selected from O, N, and F; and E is one or more kinds selected from B, Al, Ga, In, Sc, Y, and La.), into which M element is solid-solved (M is one or more kinds selected from Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, and Yb.).


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