×

Highly stable QDS-composites for solid state lighting and the method of making them through initiator-free polymerization

  • US 9,506,627 B2
  • Filed: 07/18/2013
  • Issued: 11/29/2016
  • Est. Priority Date: 08/06/2012
  • Status: Active Grant
First Claim
Patent Images

1. A lighting device comprising:

  • a light source configured to generate light source light (11),a light converter configured to convert at least part of the light source light into visible converter light, wherein the light converter comprises a polymeric host material with light converter nanoparticles embedded in the polymeric host material, wherein the polymeric host material is based on radical polymerizable monomers, wherein the polymeric host material contains more than 0 ppm and equal to or less then 5 ppm radical initiator based material relative to the total weight of the polymeric host material, and wherein the light converter is enclosed by an encapsulation, wherein the encapsulation is configured to reduce exposure of the light converter to O2.

View all claims
  • 7 Assignments
Timeline View
Assignment View
    ×
    ×