Title:
PHOSPHOR PLATE, LIGHT EMITTING DEVICE, AND METHOD FOR MANUFACTURING PHOSPHOR PLATE
Document Type and Number:
WIPO Patent Application WO/2021/079739
Kind Code:
A1
Abstract:
A phosphor plate comprising a complex, wherein the complex comprises an α-SiAlON phosphor and a sintered body comprising spinel represented by general formula: M2xAl4-4xO6-4x (wherein M represents at least one element selected from Mg, Mn and Zn; and 0.2 < x < 0.6). A light emitting device comprising: a Group-III nitride semiconductor light-emitting element; and the phosphor plate arranged on one surface of the Group-III nitride semiconductor light-emitting element. A method for manufacturing the phosphor plate.
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Inventors:
YAMAURA TAIYO (JP)
KUBOTA YUKI (JP)
ITO KAZUHIRO (JP)
EMOTO HIDEYUKI (JP)
KUBOTA YUKI (JP)
ITO KAZUHIRO (JP)
EMOTO HIDEYUKI (JP)
Application Number:
PCT/JP2020/037946
Publication Date:
April 29, 2021
Filing Date:
October 07, 2020
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
International Classes:
C04B35/443; C09K11/00; C09K11/64; C09K11/80; H01L33/50
Domestic Patent References:
| WO2019116916A1 | 2019-06-20 | |||
| WO2012098932A1 | 2012-07-26 | |||
| WO2008004640A1 | 2008-01-10 | |||
| WO2019102787A1 | 2019-05-31 |
Foreign References:
| JP2018072607A | 2018-05-10 | |||
| JP2000281335A | 2000-10-10 |
Attorney, Agent or Firm:
HAYAMI Shinji (JP)
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