Anticorrosive coating and preparation method thereof

A coating and raw material technology, applied in the field of anti-corrosion coatings and their preparation, can solve the problems of insufficiency of seawater erosion and poor mechanical properties, and achieve the effects of strong wear ability, excellent mechanical properties, and excellent corrosion resistance.

Inactive Publication Date: 2017-03-22
过冬
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The coating it provides does not contain any heavy metal materials, and the salt spray resistance time is more than 3000 hours, and the acid and alkali resistance is more than 1000 hours. However, it will be

Method used

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Examples

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preparation example Construction

[0043] The preparation method of coating described in the present invention, comprises the following steps:

[0044] First mix allyl heptanoate, styrene, polyacrylonitrile / carbon nanotube conductive fiber and dispersant, and then mix the obtained mixture with yttrium oxide, carnauba wax, talcum powder, Mn-ZrC composite powder, expansion Perlite, molybdenum disulfide fine powder and organic solvent are mixed to obtain the coating.

Embodiment 1

[0046] Consists of the following raw material components by mass fraction: 20wt% allyl heptanoate, 2wt% styrene, 10wt% polyacrylonitrile / carbon nanotube conductive fiber, 10wt% yttrium oxide, 3wt% carnauba wax, 7wt% talcum powder , Mn-ZrC composite powder 12wt%, dispersant 5wt%, expanded perlite 6wt%, molybdenum disulfide micropowder 3wt%, organic solvent 22wt%.

Embodiment 2

[0048] Consists of the following raw material components by mass fraction: 35wt% allyl heptate, 2wt% styrene, 18wt% polyacrylonitrile / carbon nanotube conductive fiber, 5wt% yttrium oxide, 3wt% carnauba wax, 7wt% talcum powder , Mn-ZrC composite powder 10wt%, dispersant 1wt%, expanded perlite 4wt%, molybdenum disulfide micropowder 5wt%, organic solvent 10wt%.

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PUM

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Abstract

The invention relates to an anticorrosive coating and a preparation method thereof. The anticorrosive coating comprises 20 to 70wt% of allyl heptanoate, 1 to 30wt% of styrene, 1 to 20wt% of polyacrylonitrile/carbon nanotube conductive fibers, 1 to 15wt% of yttrium oxide, 2 to 6wt% of carnauba wax, 3 to 9wt% of talcum powder, 5 to 15wt% of Mn-ZrC composite powder, 0.1 to 10wt% of a dispersant, 0.1 to 6wt% of expanded perlite, 1 to 5wt% of molybdenum disulfide micro-powder and 5 to 30wt% of an organic solvent. The coating provided by the invention does not contain any heavy metal materials, and has salt spray resistance time of more than 4200 hours, hot and humid resistance time of more than 4200 hours and excellent mechanical properties.

Description

technical field [0001] The invention relates to a heavy-duty anti-corrosion coating, in particular to an anti-corrosion coating and a preparation method thereof. Background technique [0002] Heavy-duty anti-corrosion coatings refer to a class of anti-corrosion coatings that can be applied in relatively harsh corrosive environments and have a longer protection period than conventional anti-corrosion coatings. The main application areas of heavy-duty coatings are: ① Emerging marine engineering: offshore facilities, coastal and bay structures, offshore oil platforms; ② Modern transportation: highway guardrails, bridges, boats, containers, trains and railway facilities, automobiles, airports Facilities; ③Energy industry: hydraulic equipment, water tanks, petroleum refining equipment, petroleum storage equipment (oil pipes, oil tanks), power transmission and transformation equipment, nuclear power, coal mines; ④Large industrial enterprises: papermaking equipment, medical equipme...

Claims

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Application Information

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IPC IPC(8): C09D4/06C09D5/08C09D7/00C09D7/12
CPCC09D4/06C09D5/08C09D5/18C09D7/20C09D7/61C09D7/65C09D7/70
Inventor 过冬
Owner 过冬
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