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WAVELENGTH-CONVERTING CASTING COMPOSITION AND LIGHT-EMITTING SEMICONDUCTOR COMPONENT

  • US 20100176344A1
  • Filed: 03/25/2010
  • Published: 07/15/2010
  • Est. Priority Date: 09/20/1996
  • Status: Active Grant
First Claim
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1. A wavelength-converting casting composition, for converting a wavelength of ultraviolet, blue or green light emitted by an electroluminescent component, comprising:

  • a transparent casting resin;

    an inorganic luminous substance pigment powder dispersed in said transparent resin, said pigment powder comprising luminous substance pigments from Ce-doped phosphors; and

    said luminous substance pigments having grain sizes≦

    20 μ

    m and a mean grain diameter d50

    5 μ

    m.

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