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Efficient heavy oil stain cleaning agent, preparation method thereof and heavy oil stain cleaning method

A heavy oil stain cleaning agent and heavy oil stain technology, applied in the field of oil stain cleaning agents, can solve the problems of unsatisfactory cleaning effect of cleaning agents, confusion in precision component processing, and increased equipment costs, etc., to achieve good biodegradability and low phosphorus content , fast cleaning effect

Active Publication Date: 2020-06-23
CHINA UNIV OF PETROLEUM (BEIJING)
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Because aluminum itself is relatively active, in order to have a good cleaning effect, most of the existing cleaning agents use acidic or highly alkaline cleaning solutions, which are more corrosive to aluminum during the cleaning process, causing the loss of aluminum to a certain extent
Moreover, the cleaning effect of the existing cleaning agents is not very satisfactory, especially for metal parts with heavy oil stains, the aluminum material after cleaning is prone to black surface layer, which brings troubles to subsequent processing, especially for the processing of precision components cause confusion
In addition, the existing cleaning agent is highly corrosive to the equipment, which increases the cost of the equipment
At the same time, these cleaning agents have a long cleaning time, requiring 10 to 30 minutes of cleaning time, and have poor rinsing properties

Method used

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  • Efficient heavy oil stain cleaning agent, preparation method thereof and heavy oil stain cleaning method
  • Efficient heavy oil stain cleaning agent, preparation method thereof and heavy oil stain cleaning method
  • Efficient heavy oil stain cleaning agent, preparation method thereof and heavy oil stain cleaning method

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Experimental program
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Effect test

Embodiment 1

[0037] This embodiment provides a high-efficiency heavy oil stain cleaning agent. In terms of weight percentage, the raw material composition of the high-efficiency heavy oil stain cleaning agent includes: potassium phosphate 1.5%, sodium lauryl polyoxyethylene ether sulfate 2%, ethylenediaminetetraacetic acid 2.35% of tetrasodium, 0.4% of diethanolamine, 0.2% of urotropine, 0.2% of polyether defoamer, 4% of isopropanol, and the balance of water, the sum of the contents of each raw material is 100%.

[0038] The high-efficiency heavy oil stain cleaning agent of this embodiment can be obtained by mixing and stirring the above raw materials evenly.

Embodiment 2

[0040] This embodiment provides a high-efficiency heavy oil stain cleaning agent. In terms of weight percentage, the raw material composition of the high-efficiency heavy oil stain cleaning agent includes: sodium pyrophosphate 1.5%, cetyl alcohol polyoxyethylene ether 7%, sodium citrate 2.35%, triethanolamine 1.75%, benzotriazole 0.2%, organosilicon defoamer 0.2%, ethylene glycol ether 4%, water balance, the sum of the content of each raw material composition is 100%.

[0041] The high-efficiency heavy oil stain cleaning agent of this embodiment can be obtained by mixing and stirring the above raw materials evenly.

Embodiment 3

[0043]This embodiment provides a high-efficiency heavy oil stain cleaning agent. In terms of weight percentage, the raw material composition of the high-efficiency heavy oil stain cleaning agent includes: sodium tripolyphosphate 1.5%, sodium dodecylbenzene sulfonate 2%, sodium citrate 2.35%, diethanolamine 0.4%, organophosphate SD-10 0.2%, organosilicon defoamer 0.2%, ethylene glycol monobutyl ether 4%, water balance, the sum of the content of each raw material composition is 100%.

[0044] The high-efficiency heavy oil stain cleaning agent of this embodiment can be obtained by mixing and stirring the above raw materials evenly.

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Abstract

The invention relates to an efficient heavy oil stain cleaning agent, a preparation method thereof and a heavy oil stain cleaning method. The efficient heavy oil stain cleaning agent comprises the following raw material components of, in percentage by weight, 1 % to 2 % of phosphate, 1 % to 20 % of surfactant, 0.1 % to 5 % of complexing agent, 0.1 % to 5 % of organic alkali, 0.1 % to 2 % of corrosion inhibitor, 0.1 % to 2 % of defoaming agent, 4 % to 10 % of organic solvent and the balance water; the invention further provides the preparation method of the efficient heavy oil stain cleaning agent; and the invention further provides the heavy oil stain cleaning method, and the heavy oil stain cleaning method adopts the efficient heavy oil stain cleaning agent to perform cleaning on heavy oil stains in a wiping, soaking or spraying mode. According to the efficient heavy oil stain cleaning agent, the preparation method thereof and the heavy oil stain cleaning method, the high-efficiency heavy oil stain cleaning agent is a low-phosphorus environment-friendly cleaning agent, can still have high-efficiency cleaning performance while controlling the phosphorus content at a low level, andhas the characteristics of good biodegradability, no metal corrosion, no toxicity, no influence on a paint surface and the like.

Description

technical field [0001] The invention relates to the technical field of oil stain cleaning agents, in particular to an efficient heavy oil stain cleaning agent for cleaning metal materials, a preparation method thereof and a heavy oil stain cleaning method. Background technique [0002] At present, the cleaning agents used to clean metal materials at home and abroad mainly include three categories: the first category is solvent cleaning agents, such as gasoline, kerosene, diesel and other solvents, but such cleaning agents are wasteful of energy, flammable and explosive, Unsafe and other reasons have been gradually eliminated; the second category is halogenated alkane cleaning agents, such as 1-1-1 trichloroethane, etc., because of high cleaning costs and uneconomical cleaning, this type of cleaning agent has limited its promotion scope; The third category is water-based cleaning agents. The cleaning agents commonly used at present all have shortcomings such as corrosion to m...

Claims

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Application Information

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IPC IPC(8): C23G1/18
CPCC23G1/18
Inventor 杨帆李永峰
Owner CHINA UNIV OF PETROLEUM (BEIJING)
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