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Photoluminescent sheet

DC
  • US 8,237,352 B2
  • Filed: 10/26/2006
  • Issued: 08/07/2012
  • Est. Priority Date: 03/15/2006
  • Status: Active Grant
First Claim
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1. A photoluminescent sheet comprising:

  • a resin layer;

    a phosphor configured to convert a wavelength of light emitted from an LED in the resin layer;

    a curing agent in the resin layer;

    an additive configured to disperse the phosphor in the resin layer;

    a first protective film of uniform thickness on a top surface of the resin layer, wherein the first protective film is formed of a trans went synthetic resin which is not curable by light; and

    a second protective film of uniform thickness on a bottom surface of the resin layer, wherein the second protective film is formed of a transparent synthetic resin which is not curable by light.

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