Title:
フッ化物蛍光体、発光装置及びフッ化物蛍光体の製造方法
Document Type and Number:
Japanese Patent JP7244783
Kind Code:
B2
Abstract:
Provided is a fluoride fluorescent material having high luminance.The fluoride fluorescent material has a composition containing Mn, A that is at least one element or ion selected from the group consisting of alkali metal elements and NH4+, at least one element M selected from the group consisting of Group-4 elements and Group-14 elements, and F; and contains spherical fluoride particles.
Inventors:
Kichi Tomoichi Ta
Application Number:
JP2021200733A
Publication Date:
March 23, 2023
Filing Date:
December 10, 2021
Export Citation:
Assignee:
Nichia Corporation
International Classes:
C09K11/61; C09K11/08; C09K11/59; C09K11/62; C09K11/64; C09K11/67; C09K11/80; H01L33/50
Domestic Patent References:
| JP2016216588A |
Foreign References:
| CN106318373A |
Attorney, Agent or Firm:
Patent Attorney Corporation Ichizawa / Kawada International Patent Office