Patent ID: 9518216
Filing Date: 2016-12-13
CPC Classification: C09K

Claim Text:
1. A manganese-doped magnesium stannate luminescent material having a chemical formula of Mg 2-x SnO 4 :Mn x @SnO 2 @M y , where @ denotes coating; Mg 2-x SnO 4 :Mn x is outer shell layer; SnO 2 is intermediate layer shell; M is inner core; M is metal nanoparticle; M is at least one of Ag, Au, Pt, Pd and Cu; x is in a range of 0<x≦0.05; y is molar ratio of M to the amount of tin in SnO 2 ; y is in a range of 0<y≦1×10 −2 .