BONDABLY COATED METALLIC MEMBER

The present provides a bondably coated metallic member comprising a metallic member having a low surface energy polymeric coating, said low surface energy polymeric coating having been surface activated on at least a portion thereof, and having on said surface-activated portion a bondable high surfa...

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Bibliographische Detailangaben
Hauptverfasser: C.N. CATHERINE LAM, ROBERT E. STEELE, DAVID K. POTTER
Format: Patent
Sprache:eng ; spa
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Zusammenfassung:The present provides a bondably coated metallic member comprising a metallic member having a low surface energy polymeric coating, said low surface energy polymeric coating having been surface activated on at least a portion thereof, and having on said surface-activated portion a bondable high surface energy polymeric coating. The present invention also provides a bondably-coated metallic pipe comprising metallic pipe having a low surface energy mainline polymeric coating thereon extending over the pipe except at a bare zone adjacent each end of the pipe that is free from said mainline coating; a portion of said mainline coating adjacent each bare zone having been surface activated and having on said surface activated portion a bondable high surface energy polymeric coating. La presente invencion provee un miembro metalico revestido adheriblemente que comprende un miembro metalico que tiene un revestimiento polimerico de baja energia superficial, dicho revestimiento polimerico de baja energia superficial habiendo sido activado en su superficie en por lo menos una porcion del mismo y teniendo en la porcion de superficie activada un revestimiento polimerico de alta energia superficial adherible. La presente invencion tambien provee una tuberia metalica revestida adheriblemente que comprende tuberia metalica que tiene un revestimiento polimerico de la linea principal de baja energia superficial en la misma extendiendose sobre la tuberia excepto en una zona descubierta adyacente a cada extremo de la tuberia que esta libre de dicho revestimiento de la linea principal, una porcion de dicho revestimiento de la linea principal adyacente a cada zona descubierta habiendo sida activada su superficie y teniendo sobre dicha porcion de superficial activada un revestimiento polimerico de alta energia superficial adherible.