公开(公告)号：US20240124773A1

公开(公告)日：2024-04-18

申请号：US18276738

申请日：2022-02-25

申请人： DENKA COMPANY LIMITED

发明人： Hiroki BANNO ,  Hiroaki TOYOSHIMA

IPC分类号： C09K11/77 ,  C01B21/06 ,  H01L33/50

CPC分类号： C09K11/77928 ,  C01B21/0602 ,  H01L33/502 ,  C01P2002/52 ,  C01P2002/72 ,  C01P2002/77 ,  C01P2006/60

摘要： A phosphor powder containing a phosphor represented by General Formula (I) below. In General Formula (I), M1 includes at least La and optionally further includes one or more elements selected from the group made of lanthanoid elements other than Y and La, M2 includes at least Ba and optionally further includes one or more elements selected from the group made of Mg, Ca, and Sr, x is equal to or more than 0.005 and equal to or less than 0.2, y is equal to or more than 0 and equal to or less than 0.1, and z is more than 0.44 and equal to or less than 0.99: (Eu(1-x)(1-z)M1xM2(1-x)z)2(Si1-yAly)5N8 . . . (I).

公开(公告)号：US20240327706A1

公开(公告)日：2024-10-03

申请号：US18737215

申请日：2024-06-07

申请人： LUMILEDS LLC

发明人： Tobias GIFTTHALER ,  Philipp-Jean STROBEL ,  Peter Josef SCHMIDT ,  Hans-Helmut BECHTEL ,  Wolfgang SCHNICK

IPC分类号： C09K11/77 ,  C09K11/55 ,  C09K11/63

CPC分类号： C09K11/77928 ,  C09K11/55 ,  C09K11/63 ,  C09K11/7715 ,  C09K11/77347

摘要： A family of optionally substituted oxonitridoberyllosilicate photoluminescent compositions (i.e., phosphors) is characterized by the formula AE1−x−y−uAy+uBe1−y−z−vBy+z+vSi1−z AlzO1−vN2+v: Eux,Ceu, where AE=Ba, Sr, Ca, Mg; A=Li, Na, K, Rb; 0≤x≤0.1; 0≤ u≤0.1; 0

公开(公告)号：US11697765B2

公开(公告)日：2023-07-11

申请号：US17361880

申请日：2021-06-29

申请人： MITSUBISHI CHEMICAL CORPORATION ,  NATIONAL INSTITUTE FOR MATERIALS SCIENCE ,  NICHIA CORPORATION ,  CITIZEN ELECTRONICS CO., LTD.

发明人： Naoto Hirosaki ,  Kyota Ueda ,  Hajime Yamamoto

IPC分类号： C09K11/77 ,  C01B21/06 ,  C01B21/082 ,  C04B35/447 ,  C04B35/58 ,  C04B35/581 ,  C04B35/584 ,  C04B35/597 ,  C09K11/08 ,  C09K11/64 ,  H01L33/50

CPC分类号： C09K11/77928 ,  C01B21/0602 ,  C01B21/0821 ,  C04B35/447 ,  C04B35/58 ,  C04B35/581 ,  C04B35/584 ,  C04B35/597 ,  C09K11/0883 ,  C09K11/643 ,  C09K11/646 ,  C09K11/7703 ,  C09K11/7718 ,  C09K11/7728 ,  C09K11/7734 ,  C09K11/7746 ,  C09K11/7761 ,  C09K11/7764 ,  C09K11/77068 ,  C09K11/7783 ,  C09K11/77218 ,  C09K11/77348 ,  C09K11/77498 ,  C01P2002/72 ,  C01P2002/77 ,  C01P2002/84 ,  C04B2235/3224 ,  C04B2235/3229 ,  C04B2235/3232 ,  C04B2235/3244 ,  C04B2235/3262 ,  C04B2235/3852 ,  C04B2235/3865 ,  C04B2235/3878 ,  C04B2235/3886 ,  C04B2235/445 ,  C04B2235/6567 ,  C04B2235/761 ,  C04B2235/77 ,  H01L33/502 ,  H01L2224/48091 ,  H01L2224/48247 ,  H01L2224/73265 ,  H01L2924/00012 ,  H01L2924/00014 ,  H01L2924/181 ,  Y02B20/00 ,  H01L2224/48091 ,  H01L2924/00014 ,  H01L2924/181 ,  H01L2924/00012

摘要： Phosphors include a CaAlSiN3 family crystal phase, wherein the CaAlSiN3 family crystal phase comprises at least one element selected from the group consisting of Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, and Yb.