Title:
複合粉体、表面処理複合粉体、樹脂組成物、硬化体、光半導体発光装置
Document Type and Number:
Japanese Patent JP6724882
Kind Code:
B2
Abstract:
To provide a composite powder that can be used as a wavelength conversion material having excellent internal quantum efficiency, and a surface-treated composite powder, resin composition, cured body and optical semiconductor light emitting device.SOLUTION: A composite powder contains fluoride and phosphor. The fluoride has a crystallite diameter of 90 nm or more and 150 nm or less, a particle of the phosphor has a crystallite diameter of 100 nm or more and 450 nm or less, and a 211 face of the phosphor particle has a half-value width of 0.100° or less.SELECTED DRAWING: None
Inventors:
Tomomi Ito
Tsutomu Nozoe
Takeshi Otsuka
Tsutomu Nozoe
Takeshi Otsuka
Application Number:
JP2017211194A
Publication Date:
July 15, 2020
Filing Date:
October 31, 2017
Export Citation:
Assignee:
Sumitomo Osaka Cement Co., Ltd.
International Classes:
C09K11/08; C09K11/80; H01L33/50
Domestic Patent References:
| JP2017165821A | ||||
| JP2017165822A | ||||
| JP2016176007A | ||||
| JP2013129784A |
Other References:
セラミックス,2008年,43(11),917-921
Attorney, Agent or Firm:
Nishizawa Kazumi
Akio Sato
Hagiwara Ayatsu
Akio Sato
Hagiwara Ayatsu