| 简介 |
The composites of the present invention include : (a) ethylene / vinyl acetate, polyethylene terephthalate, ethylene tetrafluoroethylene, ethylene trifluorochloroethylene, ethylene ethylene fluoride, polyvinyl butyral, polyurethane and polymers selected from silicon; (b) an inorganic photoluminescent group based on at least one element selected from rare earths, zinc and manganese, with an external quantum efficiency of at least 40% for at least one excitation wavelength of 350 nm to 440 nm; 10% absorption or less for wavelengths above 440 nm; has an average particle size of less than 1 μm; It also includes an inorganic light emitting stage having an emission peak in the wavelength range from 440 nm to 900 nm. |
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