Coating systems, films, and articles with a metallic luster, and methods of manufacture and use thereof, are provided. The coating system comprises a first layer and a second layer disposed over at least a portion of the first layer. The first layer comprises a first film-forming resin and a first pigment. The CIELAB L* value of the first layer is no greater than 10. The second layer comprises a second film-forming resin, which is the same or different as the first film-forming resin, and a flake pigment. The contrast ratio of the second layer is no greater than 0.80. The coating system has a flop index of 19 or greater, such as, 20 or greater, 21 or greater, 22 or greater, 23 or greater, 24 or greater, 25 or greater, or 26 or greater.


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    Title :

    COATING SYSTEMS, FILMS, AND ARTICLES FOR RADAR TRANSMISSION, METHODS OF MANUFACTURE AND USE THEREOF


    Contributors:

    Publication date :

    2024-05-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    C09D Überzugsmittel, z.B. Anstrichstoffe, Firnisse oder Lacke , COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS / B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL , Verfahren zum Aufbringen von Flüssigkeiten oder von anderen fließfähigen Stoffen auf Oberflächen allgemein / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES , Behandlung von anorganischen Stoffen, außer von faserigen Füllstoffen, zum Erhöhen ihrer pigmentierenden oder füllenden Eigenschaften / G01S RADIO DIRECTION-FINDING , Funkpeilung



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