公开(公告)号：EP4245825A1

公开(公告)日：2023-09-20

申请号：EP23162742.3

申请日：2023-03-17

申请人： Samsung Electronics Co., Ltd.

发明人： WON, Nayoun ,  KIM, Tae-Gon ,  KIM, Minho ,  YANG, Seungrim ,  JUN, Shin Ae ,  JUNG, Yebin ,  JO, A Ra

IPC分类号： C09K11/62

摘要： A semiconductor nanoparticle, including silver, a Group 13 metal, and a chalcogen element, wherein the semiconductor nanoparticle emits a first light, the Group 13 metal includes gallium, and optionally further includes indium, aluminum, or a combination thereof, the chalcogen element includes sulfur, and optionally further includes selenium, the first light has a full width at half maximum of greater than or equal to about 5 nanometers (nm) to less than or equal to about 70 nm, the first light has a maximum emission wavelength of greater than or equal to about 500 nm to less than or equal to about 600 nm, the semiconductor nanoparticle has a quantum yield of greater than or equal to about 50%, a mole ratio of gallium to sulfur is greater than or equal to about 0.1:1 to less than or equal to about 1:1, and a charge balance value defined by Equation 1 herein.

公开(公告)号：EP4245821A1

公开(公告)日：2023-09-20

申请号：EP23162733.2

申请日：2023-03-17

申请人： Samsung Electronics Co., Ltd.

发明人： WON, Nayoun ,  KIM, Tae-Gon ,  KIM, Minho ,  PARK, Shang Hyeun ,  YANG, Seungrim ,  LEE, Jun Ho ,  JUN, Shin Ae ,  JUNG, Yebin ,  JO, A Ra

IPC分类号： C09K11/02 ,  C09K11/56 ,  C09K11/62 ,  G02F1/13357 ,  G02F1/1335

摘要： A color conversion panel, comprising a color conversion layer comprising a color conversion region and optionally a partition wall defining each region of the color conversion layer, wherein the color conversion region comprises a first region corresponding to a first pixel, the first region comprises a first composite, the first composite comprises a matrix and a semiconductor nanoparticle, wherein the semiconductor nanoparticle is dispersed in the matrix, the semiconductor nanoparticle comprises silver, a Group 13 metal, zinc, and a chalcogen element, the semiconductor nanoparticle emits a first light, the Group 13 metal is indium, gallium, aluminum, or a combination thereof, the chalcogen element is sulfur, selenium, or a combination thereof, and in the semiconductor nanoparticle, a mole ratio of zinc to a total sum of silver, Group 13 metal, and zinc is greater than or equal to about 0.01:1.