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    • 2. 发明授权
    • Tape coating
    • 胶带涂层
    • US5300356A
    • 1994-04-05
    • US921670
    • 1992-07-30
    • William DempsterJordan D. KellnerJerry M. SerraLeonard D. DeCoste
    • William DempsterJordan D. KellnerJerry M. SerraLeonard D. DeCoste
    • B32B27/06B32B27/08F16L58/10C09J7/02
    • B32B27/06B32B27/08F16L58/1009F16L58/1063Y10T428/2813Y10T428/2826Y10T428/2835Y10T428/2843Y10T428/2848
    • A tape wrap system adapted for protecting metal tubular articles, particularly pipes, from corrosion comprising in order, a primer coating covering the surface of the article, an innerwrap over the primer coating and an outerwrap placed over the innerwrap, the innerwrap comprising a polyolefin layer carrying an adhesive layer on its inner surface and a layer comprising a heat fusible material on its outer surface, or a single layer comprising a blend of a polyolefin and a heat fusible moiety carrying an adhesive layer on its inner surface, the outerwrap comprising an impact-resistant polyolefin layer having a heat fusible layer on both surfaces or the inner surface thereof, or a single layer comprising a blend of an impact resistant polyolefin and a heat fusible material; the tape wrap system fusing the innerwrap and outerwrap together when heated and thereafter cooled to form a uniform, continuous and completely closed protective coating which fully protects the article against corrosion and other external degradative forces.
    • 一种适用于保护金属管状物品,特别是管道的防腐蚀的卷带系统,其包括以下步骤,包括覆盖物品表面的底漆涂层,底漆涂层上的内包层和放置在内包层上的外包装,该内包装包括聚烯烃层 在其内表面上承载粘合剂层和在其外表面上包含热熔材料的层,或包含聚烯烃和在其内表面上承载粘合剂层的热熔部分的共混物的单层,外包装包括冲击 在两面或其内表面上具有热熔层的耐热聚烯烃层或包含抗冲击聚烯烃和热熔材料的共混物的单层; 胶带包装系统在加热时将内包装和外包装熔合在一起,然后冷却以形成均匀,连续和完全封闭的保护涂层,其完全保护制品免受腐蚀和其它外部降解力的影响。