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Patent Searching and Data


Title:
COATED PHOSPHOR, METHOD FOR PRODUCING SAME, PHOSPHOR SHEET, AND LIGHT-EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/107080
Kind Code:
A1
Abstract:
A coated phosphor having inorganic phosphor particles and a silicon oxide film covering the inorganic phosphor particles, wherein the molar ratio (O/Si) of oxygen atoms and silicon atoms in the silicon oxide film is 2.60 or less in ICP-spectroscopic analysis of the coated phosphor.

Inventors:
YAMASUGE, Takehiro (Gate City Osaki East Tower 8th Floor, 11-2, Osaki 1-chome, Shinagawa-k, Tokyo 32, 〒1410032, JP)
ABE, Moriaki (Gate City Osaki East Tower 8th Floor, 11-2, Osaki 1-chome, Shinagawa-k, Tokyo 32, 〒1410032, JP)
YAGIHASHI, Kazuhiro (Gate City Osaki East Tower 8th Floor, 11-2, Osaki 1-chome, Shinagawa-k, Tokyo 32, 〒1410032, JP)
KUSUNOKI, Tsuneo (Gate City Osaki East Tower 8th Floor, 11-2, Osaki 1-chome, Shinagawa-k, Tokyo 32, 〒1410032, JP)
Application Number:
JP2018/041031
Publication Date:
June 06, 2019
Filing Date:
November 05, 2018
Export Citation:
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Assignee:
DEXERIALS CORPORATION (Gate City Osaki, East Tower 8th Floor 11-2, Osaki 1-chome, Shinagawa-k, Tokyo 32, 〒1410032, JP)
International Classes:
C09K11/08; C09K11/62; H01L33/50
Attorney, Agent or Firm:
HIROTA, Koichi et al. (HIROTA, NAGARE & ASSOCIATES 4th Floor, TS Bldg., 1-24-10, Yoyogi, Shibuya-k, Tokyo 53, 〒1510053, JP)
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