Patent number: 10370590
Abstract: A phosphor is represented by the general formula aMIX·MII1-xMIMVO4:(Re)x where MI is at least one atomic element selected from the group consisting of K, Li, Na, Rb, Cs, Fr, Cu, and Ag, with K being essential; MII is at least one atomic element selected from the group consisting of Mg, Ca, Sr, Ba, Ra, Mn, Zn, Cd, and Sn; MV is at least one atomic element selected from the group consisting of P, V, Nb, Ta, As, Sb, and Bi; X is at least one halogen element, with F being essential; Re is at least one atomic element selected from the group consisting of rare earth elements, with Eu being essential; and a is in the range 0.6?a?1.4.
Type:
Grant
Filed:
August 26, 2016
Date of Patent:
August 6, 2019
Assignees:
KOITO MANUFACTURING CO., LTD., TOKYO INSTITUTE OF TECHNOLOGY, NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY
Inventors:
Hisayoshi Daicho, Yu Shinomiya, Kiminori Enomoto, Hideo Hosono, Satoru Matsuishi, Hiroshi Sawa, Akitoshi Nakano
Publication number: 20170058198
Abstract: A phosphor is represented by the general formula aMIX.MII1-xMIMVO4:(Re)x where MI is at least one atomic element selected from the group consisting of K, Li, Na, Rb, Cs, Fr, Cu, and Ag, with K being essential; MII is at least one atomic element selected from the group consisting of Mg, Ca, Sr, Ba, Ra, Mn, Zn, Cd, and Sn; MV is at least one atomic element selected from the group consisting of P, V, Nb, Ta, As, Sb, and Bi; X is at least one halogen element, with F being essential; Re is at least one atomic element selected from the group consisting of rare earth elements, with Eu being essential; and a is in the range 0.6?a?1.4.
Type:
Application
Filed:
August 26, 2016
Publication date:
March 2, 2017
Applicants:
Koito Manufacturing Co., Ltd., Tokyo Institute of Technology, National University Corporation Nagoya University
Inventors:
Hisayoshi DAICHO, Yu SHINOMIYA, Kiminori ENOMOTO, Hideo HOSONO, Satoru MATSUISHI, Hiroshi SAWA, Akitoshi NAKANO