Title:
蓄光材料の製造方法
Document Type and Number:
Japanese Patent JP7115112
Kind Code:
B2
Abstract:
To provide a light accumulation material that has excellent water resistance and has a narrow particle size distribution, and has suppressed powder discoloration when heated at high temperature.SOLUTION: A method for producing a light accumulation material includes a process in which: a phosphoric acid aqueous solution containing phosphorus elements of 0.01 pts.wt. or more and less than 8 pts.wt. relative to 100 pts.wt. of a rare earth element-activated alkaline earth metal aluminate salt, is sprayed and added, while the rare earth element-activated alkaline earth metal aluminate salt is dry mixed.SELECTED DRAWING: None
Inventors:
Ryota Ezo
Kenji Mori
Toshio Koizumi
Momoko Ishikawa
Kenji Mori
Toshio Koizumi
Momoko Ishikawa
Application Number:
JP2018141413A
Publication Date:
August 09, 2022
Filing Date:
July 27, 2018
Export Citation:
Assignee:
Sakai Chemical Industry Co., Ltd.
International Classes:
C09K11/64; C01B35/12; C09K11/08
Domestic Patent References:
| JP7292282A | ||||
| JP10273654A |
Foreign References:
| WO2015083814A1 |
Attorney, Agent or Firm:
Patent Attorney Firm WisePlus