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Metal structure corrosion protection and reinforcement method

A metal structure and corrosion protection technology, applied in chemical instruments and methods, anti-corrosion coatings, lamination, etc., can solve problems such as economic damage, corrosion of metal structures of facilities and equipment, and affect the normal operation of facilities and equipment, and achieve good reinforcement. The effect of simple construction

Inactive Publication Date: 2019-12-17
中国人民解放军海军航空大学青岛校区
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In coastal areas or on islands and reefs, the metal structure of facilities and equipment is susceptible to corrosion due to the influence of the marine environment, which in turn affects the normal operation of facilities and equipment, causing serious economic damage and even unpredictable consequences

Method used

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  • Metal structure corrosion protection and reinforcement method

Examples

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Effect test

Embodiment 1

[0037] combined with figure 1 , the present invention provides a metal structure corrosion protection and reinforcement method, the method is suitable for metal substrate 1 corrosion protection and reinforcement, first metal substrate 1 is surface treated, then soaked with epoxy resin cut glass fiber cloth, soaked A good glass fiber cloth is laid on the surface of the metal base 1. After curing, putty or anti-corrosion primer is applied by scraping, and finally an anti-corrosion top coat is applied.

[0038] For the planar structure in metal matrix 1, the specific steps are as follows:

[0039] 1) Carry out surface treatment to the metal substrate 1, adopt mechanical grinding or sandblasting anti-corrosion to remove the loose metal oxide layer on the surface, apply silane coupling agent, and protect the surface treatment area to prevent it from being polluted.

[0040] 2) Select a suitable epoxy resin and mix it according to a certain ratio to ensure uniform mixing and avoid ...

Embodiment 2

[0055] combined with figure 2 , the present invention provides a metal base 1 corrosion protection and reinforcement method, the method is applicable to the metal base 1 corrosion protection and reinforcement, first metal base 1 is surface treated, then soaked with epoxy resin cut glass fiber cloth, the The soaked glass fiber cloth is laid on the surface of the metal substrate 1. After curing, putty or anti-corrosion primer is scraped and coated, and finally the anti-corrosion top coat is applied.

[0056] For the planar structure in metal matrix 1, the specific steps are as follows:

[0057] 1) Carry out surface treatment to the metal substrate 1, adopt mechanical grinding or sandblasting anti-corrosion to remove the loose metal oxide layer on the surface, apply silane coupling agent, and protect the surface treatment area to prevent it from being polluted.

[0058] 2) Select a suitable epoxy resin and mix it according to a certain ratio to ensure uniform mixing and avoid m...

Embodiment 3

[0070] Embodiment 3 is the same as Embodiment 1, except that for the columnar body or similar structure in the metal substrate 1, it is wrapped with glass fiber cloth by the method of step 1)-step 8), and then the primer is applied , topcoat to form a comprehensive anti-corrosion reinforcement layer, such as image 3 , 4 shown.

[0071] In the present invention, the silane coupling agent is selected from one or more of KH550, KH560, and KH570.

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Abstract

The invention provides a metal structure corrosion protection and reinforcement method, and belongs to the field of metal structure corrosion protection. The method is suitable for metal structure corrosion protection and reinforcement, and comprises the following steps: carrying out surface treatment on a metal matrix, soaking cut glass fiber cloth with epoxy resin, paving the soaked glass fibercloth on the surface of the metal matrix, carrying out blade coating of putty or anticorrosive primer after curing, and finally coating anticorrosive finish paint. The method mainly has the advantagesthat firstly, a corrosion protection layer can be effectively formed, and compared with a traditional anti-corrosion coating protection layer, the thickness increase is very small and is generally about 0.1 mm; secondly, the glass fiber cloth can play a good role in reinforcing the structure; and thirdly, the construction is simple, and the anti-corrosion reinforcing layer can be carried out in the manufacturing process of facilities and equipment and can also be carried out after leaving a factory.

Description

technical field [0001] The invention relates to the field of metal structure corrosion protection, in particular to a metal structure corrosion protection and reinforcement method. Background technique [0002] In coastal areas or islands and reefs, the metal structure of facilities and equipment is susceptible to corrosion due to the influence of the marine environment, which in turn affects the normal operation of facilities and equipment, causing serious economic damage and even unpredictable consequences. Therefore, it is very important to take reliable corrosion protection measures for the metal structures of facilities and equipment in coastal areas or on islands and reefs. [0003] At present, the measures taken for the corrosion protection of metal structures mainly include four categories: one is to choose metal materials with superior corrosion resistance as raw materials, starting from the corrosion resistance of the structure itself. The second is to choose a co...

Claims

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Application Information

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IPC IPC(8): B32B37/10B05D7/00D06M15/55C09D5/08C09D163/00
CPCB05D7/54B05D2504/00B32B37/10B32B2037/243B32B2305/07B32B2305/18B32B2305/72B32B2307/714C09D5/08C09D163/00D06M15/55
Inventor 赵培仲谭晓明苏洪波戴京涛王德
Owner 中国人民解放军海军航空大学青岛校区
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