Phosphor for vacuum ultraviolet excited light emitting device
AssigneeSumitomo Chemical Company, Limited
InventorsKenji Toda, Keiji Ono, Susumu Miyazaki
Life of this patent
Estimating the term…
Abstract
A phosphor for a vacuum ultraviolet excited light emitting device, obtained by adding Eu or Tb as an activating agent to a substrate comprising a compound represented by the general formula M1M2M3O4, wherein M1 represents at least one elements selected from Na and Li, M2 represents at least one elements selected from Gd and Y, and M3 represents at least one elements selected from Ge and Si.
Claims15
A phosphor for a vacuum ultraviolet excited light emitting device, obtained by adding Eu or Tb as an activating agent to a substrate comprising a compound represented by the general formula M1M2M3O4, wherein M1 represents at least one elements selected from Na and Li, M2 represents at least one elements selected from Gd and Y, and M3 represents at least one elements selected from Ge and Si.
A phosphor for a vacuum ultraviolet excited light emitting device, obtained by adding Eu as an activating agent to a substrate comprising a compound containing SrO, Al2O3 and B2O3.
A phosphor for a vacuum ultraviolet excited light emitting device, obtained by adding Eu or Tb as an activating agent to a substrate comprising a compound represented by the general formula M2O2CN2, wherein M represents at least one elements selected from La, Y and Gd.
Dependencies are inferred from the claim text.