Yellow light emitting phosphor and light emitting device package using the same

Yellow light emitting phosphor and light emitting device package using the same

  • CN 105,295,914 A
  • Filed: 05/27/2015
  • Published: 02/03/2016
  • Est. Priority Date: 05/28/2014
  • Status: Active Application
First Claim
Patent Images

1. a yellow luminescent phosphor, comprises:

  • First fluor, it comprises Lu 3al 5o 12;

    Ce, SrSi 2o 2n 2with at least one in β

    -type SiAlON;

    With The second fluor to form mixture is mixed with described first fluor, described second fluor comprises containing the α

    -type SiAlON (Li-α

    -SiAlON) of Li as metal ingredient, wherein said second fluor is by by near-ultraviolet ray (UV) or the blue-light excited and light of emission center wavelength in 550nm ~ 590nm wave bandThe mixture of wherein said first fluor and described second fluor is by near-ultraviolet ray or blue-light excited and launch gold-tinted.

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