Europium-manganese coactivated phosphate white light fluorescent powder and preparation method thereof

Europium-manganese coactivated phosphate white light fluorescent powder and preparation method thereof

  • CN 105,176,529 A
  • Filed: 09/19/2015
  • Published: 12/23/2015
  • Est. Priority Date: 09/19/2015
  • Status: Active Application
First Claim
Patent Images

1. europium, the coactivated phosphoric acid salt white emitting fluorescent powder of manganese, is characterized in that:

  • the chemical expression of this fluorescent material is Ba 0.97sr 0.99mg 1-x(PO 4) 2;

    0.04Eu 2+, xMn 2+, in formula, x is dopant ion Mn 2+mole doping, its span;

    0.01≤

    x≤

    0.19.

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