A vehicle sensor system is described comprising an exterior surface; and a repellent composition disposed on the exterior surface, wherein the repellent composition exhibits an increase in haze according to the Dirty Water Spray Test of less than 5, 4, 3, or 2%. In typical embodiments, the repellent composition exhibits an advancing water contact angle from 90° to 125°. In some embodiments, the sensor system comprises a camera, a laser, a LIDAR sensor, a sonar sensor, or a radar sensor. The exterior surface is typically a windshield surface, a protective housing, or a lens surface. In some favored embodiments, the repellent composition exhibits a roll-off angle of no greater than 25, 20, 15, 10 or 5 degrees. Also described is a protective film, a repellent composition, a coating composition, and a method of evaluating repellency


    Access

    Download


    Export, share and cite



    Title :

    VEHICLE SENSORS COMPRISING REPELLENT SURFACE, PROTECTIVE FILMS, REPELLENT COATING COMPOSITIONS, AND METHODS


    Contributors:

    Publication date :

    2021-09-09


    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 / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS



    Water-repellent coating applying system

    GEUECKE THEO / OULD-MERZOUGH ABIDINE / VERPOORT CLEMENS MARIA | European Patent Office | 2020

    Free access

    WATER-REPELLENT AND OIL-REPELLENT BRAKE SHOE

    UEDA HIROYUKI / OGAWA KIYOHIRO | European Patent Office | 2019

    Free access

    Shark repellent

    WATSON BRIAN CHASE | European Patent Office | 2021

    Free access

    SHARK REPELLENT

    WATSON BRIAN CHASE | European Patent Office | 2022

    Free access

    Shark repellent

    WATSON BRIAN CHASE | European Patent Office | 2023

    Free access