The present invention relates to a dark neutral gray glass composition with a low transmittance, and a glass formed therefrom, and more specifically, to a dark neutral gray glass composition with a low transmittance and a low color purity, wherein an appropriate amount of Fe 2 O 3 , CoO and Se are used as a colorant component, and the FeO content in Fe 2 O 3 and the CoO and Se relative content are delimited by a predetermined range, so as to lower the transmittance of visible rays, solar energy and ultraviolet rayss and color purity, thereby protecting privacy in a vehicle, a building and the like, enabling harmony among the various colors thereof, and protecting an interior material and people from ultraviolet rayss, and to a glass formed therefrom.


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    Title :

    DARK NEUTRAL GRAY GLASS COMPOSITION WITH LOW TRANSMITTANCE, AND GLASS FORMED THEREFROM


    Additional title:

    DUNKLE NEUTRALGRAUE GLASZUSAMMENSETZUNG MIT NIEDRIGEM DURCHLÄSSIGKEITSGRAD SOWIE DARAUS HERGESTELLTES GLAS
    COMPOSITION DE VERRE GRIS NEUTRE SOMBRE À FAIBLE TRANSMITTANCE, ET VERRE FORMÉ À PARTIR DE CETTE COMPOSITION


    Contributors:
    LEE YUN HEE (author) / KIM YONG YI (author) / LIM JAE CHUNG (author)

    Publication date :

    2019-10-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / C03C Chemische Zusammensetzungen für Gläser, Glasuren oder Emails , CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS




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