OPTICAL ARTICLE CONTAINING A SELF-HEALING COATING AND IMPROVED INITIAL HAZE

OPTICAL ARTICLE CONTAINING A SELF-HEALING COATING AND IMPROVED INITIAL HAZE

The present invention is drawn to an optical article comprising: (a) a polycarbonate substrate, (b) a non-tintable intermediate coating, and (c) a transparent self-healing outer coating obtained by drying and curing a composition comprising at least one polycarbonate polyol, at least one polyisocyan...

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Hauptverfasser: ZHENG, HAIPENG, HAZLE, JOSHUA
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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creator ZHENG, HAIPENG
HAZLE, JOSHUA
description The present invention is drawn to an optical article comprising: (a) a polycarbonate substrate, (b) a non-tintable intermediate coating, and (c) a transparent self-healing outer coating obtained by drying and curing a composition comprising at least one polycarbonate polyol, at least one polyisocyanate, at least one solvent and at least one surfactant.
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subjects OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
title OPTICAL ARTICLE CONTAINING A SELF-HEALING COATING AND IMPROVED INITIAL HAZE
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