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    • 4. 发明授权
    • Method for the coating of glass surfaces
    • 玻璃表面涂层方法
    • US4210687A
    • 1980-07-01
    • US940020
    • 1978-09-06
    • Johann ObendorfGunter DormannRainer GrasElmar Wolf
    • Johann ObendorfGunter DormannRainer GrasElmar Wolf
    • B65D23/08C03C17/32C03C17/34B65D11/22B05D3/02
    • B65D23/0814C03C17/32C03C17/3405Y10S215/06Y10T428/1321Y10T428/31525Y10T428/31612Y10T428/31663
    • A method for the coating of glass surfaces in order to prevent the scattering of glass particles upon bursting, with a transparent, duroplastic protective coat by depositing a paste of hydroxy group-containing 1,2-epoxy compounds with at least one 1,2-epoxide group in the molecule and a lower melting point of more than 40.degree. C. and hardening agents, and hardening the overlay at higher temperatures; which comprises first treating the clean glass surface with an aqueous or alcoholic silane skim coat, drying said surface if necessary and thereafter warming said surface to a temperature up to 120.degree. C., coating the glass surface with said paste of hydroxy group containing 1,2-epoxy compounds and hardening said paste with further addition of heat, wherein said hardening agents are polyisocyanates blocked with cyclic amidines of the general formula ##STR1## wherein the R's are the same or different substituents selected from the group consisting of hydrogen, alkyl-, cycloalkyl-, arylalkyl- and aryl, wherein the hardening agent is added in an amount of 2-15% by weight, calculated with respect to the amount of 1,2-epoxide compounds.
    • 一种用于涂覆玻璃表面的方法,以便通过用含有羟基的1,2-环氧化合物的糊料与至少一种1,2-环氧化合物沉积来防止玻璃颗粒在爆裂时的飞散,并具有透明的防硬涂层, 分子中的环氧基,低于40℃的低熔点和硬化剂,并在较高温度下硬化覆盖层; 其包括首先用水性或醇性硅烷脱脂涂层处理干净的玻璃表面,如果需要,干燥所述表面,然后将所述表面加热至高达120℃的温度,用所述含有1, 2-环氧化合物,并进一步加热来硬化所述糊料,其中所述硬化剂是用通式为“IMAGE”的环状脒封闭的多异氰酸酯,其中R是相同或不同的选自氢,烷基 - ,环烷基 - ,芳基烷基 - 和芳基,其中所述硬化剂的加入量为2-15重量%,相对于1,2-环氧化合物的量计算。