MODIFYING THE ADHESION OF A POLYURETHANE COMPOSITE USABLE AS INSULATION ANTICORROSIVE AND ANTIFOULING ON A METAL SURFACE DEPENDING ON THE NATURE OF THE METAL SURFACE TREATMENT

Considering that high-tonnage industrial landmarks - such as pipelines for transporting hydrocarbons from offshore to the shore - cannot be made from expensive types of steel such as stainless steel based on chromium alloys which could provide a satisfactory anti-corrosion protection but not an ant...

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Bibliographic Details
Main Authors: Catalina Daniela Marin, Laurentiu Marin, Pavel Topala
Format: Article
Language:English
Published: Editura Politehnica, Timisoara 2025-09-01
Series:Nonconventional Technologies Review
Subjects:
Online Access:http://www.revtn.ro/index.php/revtn/article/view/543
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Summary:Considering that high-tonnage industrial landmarks - such as pipelines for transporting hydrocarbons from offshore to the shore - cannot be made from expensive types of steel such as stainless steel based on chromium alloys which could provide a satisfactory anti-corrosion protection but not an anti-fouling one, is the use of adequate insulation.  The insulation is a non-metallic, polymeric material, that is deposited on the metal surface. It can be initially in the form of a liquid that is deposited through a painting process or in the form of strips of an elastic material that wrap around the metal pipe. The technological process of isolation after the manufacture of the metal landmark it has both an economic advantage - it is cheaper to insulate a metal landmark made of a cheaper variety of steel as well as technologically, since through adequate modification of the insulation material both anti-corrosion protection and anti-fouling protection are achieved. The only problem that needs to be solved is the realization of a proper adhesion of the insulation on the metal surface it protects. In the current paper, the doctoral student proposed to highlight the effect of various surface treatments on the adhesion of the protective composite on the metal surface.
ISSN:2359-8646
2359-8654