Title:
A yellow luminous phosphor and the light emitting element package using it
Document Type and Number:
Japanese Patent JP5956643
Kind Code:
B2
Abstract:
Disclosed are phosphors and, more particularly, yellow light emitting phosphors and light emitting device packages using the same. The yellow light emitting phosphor includes a first phosphor including at least one of Lu 3 Al 5 O 12 :Ce, SrSi 2 O 2 N 2 , and ²-type SiAlON and a second phosphor mixed with the first phosphor to form a mixture, the second phosphor including ±-type SiAlON(Li-±-SiAlON) containing Li as a metal component, wherein the second phosphor emits light having a central wavelength in a range of 550 nm to 590 nm by being excited by near ultraviolet (UV) or blue light, The mixture of the first phosphor and the second phosphor is excited by the near UV or blue light to emit yellow light.
Inventors:
Yooyoung Gil
Can Tong Won
Hong Gunyoung
Kim Min Seung
Can Tong Won
Hong Gunyoung
Kim Min Seung
Application Number:
JP2015094025A
Publication Date:
July 27, 2016
Filing Date:
May 01, 2015
Export Citation:
Assignee:
LG ELECTRONICS INC.
International Classes:
C09K11/08; C09K11/64; C09K11/80; H01L33/50
Domestic Patent References:
| JP2009256558A |
Foreign References:
| WO2014077132A1 | ||||
| WO2010018873A1 | ||||
| WO2011108740A1 | ||||
| WO2006118321A1 |
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Tomohiro Minamiyama
Akira Kawai
Kenichi Nakamura
Jun Tsuruta
Tomohiro Minamiyama
Akira Kawai
Kenichi Nakamura