DIFFUSION OF NANOPARTICLES INTO TRANSPARENT PLASTIC

A method of preparing an optical element made of a transparent plastic with embedded nanoparticles, the method comprising: a) activating the surface of the optical element by attaching sulfate groups to the surface; and b) exposing the activated surface to nanoparticles, and allowing the nanoparticl...

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Bibliographische Detailangaben
Hauptverfasser:	DIAB, Mahmud, SAID, Inas Saleh
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY CONTACT LENSES GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS
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Beschreibung
Zusammenfassung:	A method of preparing an optical element made of a transparent plastic with embedded nanoparticles, the method comprising: a) activating the surface of the optical element by attaching sulfate groups to the surface; and b) exposing the activated surface to nanoparticles, and allowing the nanoparticles to diffuse into the optical element. L'invention concerne un procédé de préparation d'un élément optique constitué d'une matière plastique transparente avec des nanoparticules incorporées, le procédé comprenant : a) l'activation de la surface de l'élément optique par fixation de groupes sulfate à la surface ; et b) l'exposition de la surface activée à des nanoparticules, et la permission aux nanoparticules de se diffuser dans l'élément optique.