Functional rolling liquid of water-based nano Cu and preparation method of functional rolling liquid

A functional liquid and nanotechnology, applied in the field of lubricants, can solve the problems of affecting process treatment, poor surface quality, high fuel consumption, etc., and achieve the effects of reducing pollution, good surface quality, and simple use

Active Publication Date: 2015-02-11
UNIV OF SCI & TECH BEIJING
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This new type of lubricant called Water Base Nanosoluble Lubrication (WBSL) improves its ability to prevent rust on metal surfaces when it comes into contact with other materials like aluminum or brass due to their unique properties such as high solvency for oils compared to conventional greases that are commonly found at home. These characteristics make WBSL more effective than existing methods while reducing environmental concerns associated therewith.

Problems solved by technology

This patented technical problem addressed by this patents relates to developing a new type of solution without containing any oily substances or harmful chemicals while still maintaining excellent properties like lubricity, heat dissipativity, and reduced environmental impact.

Method used

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  • Functional rolling liquid of water-based nano Cu and preparation method of functional rolling liquid

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0011] Embodiment 1 formula sees the following table:

[0012] serial number

[0013] According to the weight formula of each component in the above table, 72g deionized water, 2g sodium dodecylbenzenesulfonate, 3g toluene, 5g polyethylene glycol, 2g triethanolamine, 4g oleic acid, 10g aniline and 1g mercaptothiadiene Add azoles sequentially, put them in a reaction kettle with a rotating speed of 80-120 rpm for heating and stirring, when the temperature reaches 70-80°C, add 1g of nano-Cu, keep warm and continue stirring for 45-60 minutes, then stop heating and continue Stir to room temperature to obtain a reddish-brown turbid liquid, which is formulated into the required water-based rolling liquid. The rolling liquid of this formula is left at room temperature for about 240 hours to produce a small amount of precipitation, and the dispersion effect is better.

Embodiment 2

[0015] Embodiment 2 formula sees the following table:

[0016] serial number

[0017] According to the above formula, 74.8g deionized water, 12.0g sodium dodecylbenzenesulfonate, 2.0g toluene, 0.8g polyethylene glycol, 1.5g triethanolamine, 2.0g oleic acid, 2.6g aniline and 0.8g mercapto Add thiadiazole in sequence, put it in a reaction kettle with a rotation speed of 80-120 rpm for heating and stirring, when the temperature reaches 70-80°C, add 0.5g nano-Cu, keep warm and continue stirring for 30 minutes, then stop heating Continue stirring to room temperature to obtain a reddish-brown turbid liquid, which is then formulated into the required water-based rolling fluid. After standing for 96 hours, the formula rolling fluid clearly separated, and the nano-Cu completely precipitated after 7 days.

Embodiment 3

[0019] Embodiment 3 formula sees the following table:

[0020] serial number

component name

Weight (g)

1

Nano Cu (20-50nm)

1.0

2

toluene

3.0

3

Mercaptothiadiazole

2.0

4

Oleic acid

2.5

5

polyethylene glycol

1.5

6

Sodium dodecyl benzene sulfonate

9.0

7

aniline

1.0

8

Triethanolamine

2.0

9

Deionized water

78.0

[0021] According to the above formula, 78.0g deionized water, 9.0g sodium dodecylbenzenesulfonate, 3.0g toluene, 1.5g polyethylene glycol, 2g triethanolamine, 2.5g oleic acid, 1.0g aniline and 2.0g mercaptothiol Add oxadiazoles in turn, put them in a reaction kettle with a rotation speed of 80-120 rpm for heating and stirring, when the temperature reaches 70-80°C, add 1.0g of nano-Cu, keep warm and continue stirring for 30 minutes, then stop heating and continue Stir to room temperature to obtain a reddish-brown turb

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Abstract

The invention belongs to the technical field of lubricants, and relates to a functional rolling liquid of water-based nano Cu and a preparation method of the functional rolling liquid. The functional rolling liquid is used for lubricating a rolled copper foil in a rough rolling process. The preparation method comprises the following steps: by taking nano Cu with good anti-corrosion and anti-rusting performance as an extreme pressure agent and taking methylbenzene, polyethylene glycol and sodium dodecyl benzene sulfonate as a dispersing agent, sequentially adding deionized water, the sodium dodecyl benzene sulfonate, the methylbenzene, the polyethylene glycol, triethanolamine, oleic acid, aniline and mercapto-1,3,4-thiazole and putting into a reaction kettle at a revolving speed of 80 to 120 revolutions per minute, heating and stirring, adding the nano Cu when a temperature reaches 70 DEG C to 80 DEG C, carrying out heat preservation and further stirring for 45 to 60 minutes, then stopping the heating and further stirring until reaching a room temperature so as to obtain a turbid suspension liquid in red brown, namely, a required water-based rolling liquid. As the water-based rolling liquid is used, the pollution caused by the traditional cold-rolling emulsified oil is reduced, and the slow-release anti-rusting performance of a rolled copper plate/strip can be obviously improved. Thus, the rolled copper plate/strip is good in surface quality and long in anti-corrosion period.

Description

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Claims

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Application Information

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Owner UNIV OF SCI & TECH BEIJING
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