Patent ID: 11898079
Assignee: DENKA COMPANY LIMITED
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  H | IPC C  H

Claim 3:
4. The phosphor powder according to-claim 1,
wherein the α-sialon phosphor particles are composed of an α-sialon phosphor containing an Eu element, represented by General Formula: (M1x, M2y, Euz)(Si12-(m+n)Alm+n)(OnN16-n) (provided that M1 is a monovalent Li element and M2 is a divalent Ca element), and in the general formula, 0≤x<2.0, 0≤y<2.0, 0≤z≤0.5, 0<x+y, 0.3≤x+y+z≤2.0, 0<m≤4.0, and 0<n≤3.0 are satisfied.