Title:
赤色蛍光体及び発光装置
Document Type and Number:
Japanese Patent JP7282757
Kind Code:
B2
Abstract:
A phosphor having a main crystal phase having a crystal structure identical to that of CaAlSiN3, and including a Ca element partially replaced with an Eu element, wherein the phosphor has a median size d50 of 12.0 μm or more and 22.0 μm or less, as measured according to a laser diffraction scattering method, and has a specific surface area of 1.50 m2/g or more and 10.00 m2/g or less, as measured according to a BET method.
Inventors:
Yusuke Takeda
Tomohiro Nomiyama
▲高▼村 麻里奈
Shintaro Watanabe
Tomohiro Nomiyama
▲高▼村 麻里奈
Shintaro Watanabe
Application Number:
JP2020519513A
Publication Date:
May 29, 2023
Filing Date:
April 08, 2019
Export Citation:
Assignee:
Denka Company Limited
International Classes:
C09K11/64; H01L33/50
Domestic Patent References:
| JP2017179187A | ||||
| JP2015203096A | ||||
| JP2017210626A |
Foreign References:
| WO2015001860A1 |
Attorney, Agent or Firm:
Axis International Patent Attorney Corporation