CN114672373A

CN114672373A - Special alkalescent cleaning agent for diamond grinding fluid and preparation method thereof

Info

Publication number: CN114672373A
Application number: CN202210275507.2A
Authority: CN
Inventors: 朱日东; 张兰宇
Original assignee: SHENZHEN RONGQIANG TECHNOLOGY CO LTD
Current assignee: SHENZHEN RONGQIANG TECHNOLOGY CO LTD
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-06-28
Anticipated expiration: 2042-03-21
Also published as: CN114672373B

Abstract

The application relates to the field of cleaning agent preparation, and particularly discloses a special weak alkaline cleaning agent for diamond grinding fluid and a preparation method thereof; the cleaning agent is prepared from the following raw materials in parts by weight: 3-8 parts of weak base, 1-3 parts of complex, 5-15 parts of dispersant, 2-5 parts of organic solvent, 4-6 parts of surfactant and 70-75 parts of water; the preparation method comprises the following steps: s1, weighing weak base, a complex, a dispersant, an organic solvent and water, mixing, and stirring for 20-40min to obtain a mixed solution; s2, weighing the surfactant, adding the surfactant into the mixed solution, and uniformly stirring to obtain a finished product cleaning agent; not only can effectively remove the residual particles of the diamond grinding fluid on the surface of the workpiece, but also has better antirust effect.

Description

Special alkalescent cleaning agent for diamond grinding fluid and preparation method thereof

Technical Field

The application relates to the field of cleaning agent preparation, in particular to a special weak alkaline cleaning agent for diamond grinding fluid and a preparation method thereof.

Background

The cleaning agent is a product for cleaning dirt, and is mainly divided into a water-based cleaning agent and an oil-based cleaning agent, the cleaning agent can be applied to daily life and industrial production, and when a workpiece to be processed is ground by grinding fluid, the workpiece is often cleaned by the cleaning agent.

Common grinding fluid comprises diamond grinding fluid, silicon dioxide grinding fluid and aluminum oxide grinding fluid; the diamond grinding fluid can not only improve the grinding speed, but also quickly remove a large amount of heat generated in the grinding process, thereby avoiding the surface of a workpiece from being burnt; after the workpiece is ground by the diamond grinding fluid, some tiny particles of the diamond grinding fluid are easy to remain on the surface of the workpiece; the common industrial cleaning agent is difficult to clean thoroughly, and a certain antirust effect is needed after the cleaning, so that the next working procedure of the workpiece is convenient to process.

Therefore, a new cleaning agent is urgently needed to be prepared, which not only can efficiently remove residual particles of the diamond grinding fluid on the surface of a workpiece, but also has a good antirust effect.

Disclosure of Invention

In order to prepare a new cleaning agent, not only can residual particles of diamond grinding fluid on the surface of a workpiece be efficiently removed, but also a better antirust effect is achieved, the application provides a special weak alkaline cleaning agent for diamond grinding fluid and a preparation method thereof.

In a first aspect, the application provides a special alkalescent cleaning agent for diamond grinding fluid, which adopts the following technical scheme: the alkalescent cleaning agent special for the diamond grinding fluid is prepared from the following raw materials in parts by weight: 3-8 parts of weak base, 1-3 parts of complex, 5-15 parts of dispersant, 2-5 parts of organic solvent, 4-6 parts of surfactant and 70-75 parts of water.

By adopting the technical scheme, the complex and the dispersing agent are matched, and the residual particles of the diamond grinding fluid on the workpiece to be cleaned are adsorbed and complexed, so that the residual particle substances on the surface of the workpiece to be cleaned are removed; the weak base is matched with the surfactant, and residual oil stains on the surface of the workpiece to be cleaned are removed by utilizing better wetting and soaking effects of the weak base and the surfactant, so that the contact area of the complex and the residual particles on the surface of the workpiece to be cleaned is conveniently increased, and the treatment efficiency of the residual particles on the surface of the workpiece to be cleaned is further improved; and after the surface of the workpiece to be cleaned is degreased and residual particles are removed, the surfactant and the dispersing agent can enable the workpiece to have an anti-rust effect.

Preferably, the weak base is one or more of sodium carbonate, potassium carbonate, sodium pyrophosphate, potassium pyrophosphate, trisodium phosphate and sodium tripolyphosphate.

By adopting the technical scheme, the sodium carbonate and the potassium carbonate promote the saponification of the grease on the surface of the workpiece to be cleaned, so that the grease is generated into the high-grade fatty acid salt dissolved in water, and the effect of efficiently removing the grease is achieved; sodium pyrophosphate and potassium pyrophosphate have good emulsification effect and good emulsification stability on grease, so that oil stains and residual particles on the surface of a workpiece to be cleaned are efficiently removed, and an anti-rust layer is conveniently formed on the surface of the workpiece after treatment; the trisodium phosphate and the sodium tripolyphosphate not only have an emulsifying effect, but also have the capability of dispersing dirt solid particles, and further promote the removal of oil stains and residual particles on the surface of the workpiece to be cleaned.

Preferably, the complex compound is one or more of EDTA-2Na, NTA, EDTMPS, DETPPS, sodium gluconate and sodium citrate.

By adopting the technical scheme, the adsorption and the complexation of the residual particles of the grinding fluid are promoted, the treatment efficiency of the residual particles on the surface of the workpiece to be cleaned is accelerated, and the complexes repel each other, so that the dispersity of the complexes can be improved, and the complexes are prevented from being attached to the surface of the workpiece to be cleaned again.

Preferably, the dispersant is one or more of PA-CH, PA-C, PA-EH, PA-2, PA-9 and PA-P.

By adopting the technical scheme, the PA-CH, the PA-C, PA-EH and the surfactant are matched, so that on one hand, the small particles remained on the surface of the workpiece to be processed can be complexed, and the small particles remained on the surface of the workpiece to be processed can be removed; on the other hand, the cleaning agent can remove oil stains on the surface of the workpiece to be treated, so that the cleaning agent has the effect of efficiently removing residual particles and oil stains.

Preferably, the surfactant is one or more of RQ-139C, RQ-139CE, X-6, L-3 and RQ-1516B.

By adopting the technical scheme, the surfactant and the dispersant are matched, so that the oil stain remover has super-strong oil stain carrying dispersing power and excellent detergency.

Preferably, the organic solvent is one or more of monoethanolamine, diethanolamine, triethanolamine, isopropanol and propylene glycol monobutyl ether.

By adopting the technical scheme, the cleaning agent can be used as a solvent of oil stains, and the oil stains on the surface of a workpiece to be cleaned can be removed through the angle of oil stain dissolution; the cleaning agent can be used as a stabilizer of a complex, a dispersing agent and a surfactant, so that the complex and the dispersing agent are stably attached to the surface of a workpiece to be cleaned, residual particles on the surface of the workpiece to be cleaned are quickly complexed, and the contact surface of oil stains and the workpiece to be cleaned is quickly cleaned, so that the oil stains are promoted to be separated from the workpiece to be cleaned, and the cleaning agent has high cleaning efficiency on the residual particles and the oil stains on the surface of the workpiece to be cleaned.

Preferably, the cleaning agent also comprises the following raw materials in parts by weight: 0.4-1.8 parts of zinc oxide whisker.

By adopting the technical scheme, the loaded zinc oxide whisker, the weak base, the compound complex, the dispersing agent and the surfactant are matched, and in the cleaning process, the needle-punched structure on the surface of the loaded zinc oxide whisker can strip the residual particles to primarily strip the residual particles, so that the contact area between the residual particles and the substances such as the compound complex, the dispersing agent and the surfactant is increased, the coating of the substances such as the compound complex, the dispersing agent and the surfactant on the residual particles is accelerated, and the cleaning efficiency of the cleaning agent on the residual particles on the surface of a workpiece to be cleaned is improved; the needle-like structure loaded with the zinc oxide whiskers can generate micro-cracks on the surface layer of oil stains adhered to the surface of a workpiece to be cleaned, promote the permeation of weak base, a surfactant, an organic solvent and a dispersing agent, and improve the contact area with the oil stains, so that the oil stains are emulsified quickly, and the cleaning efficiency of the cleaning agent on the oil stains on the surface of the workpiece to be cleaned is improved.

Preferably, the supported zinc oxide whisker is prepared by the following method:

i, placing tetrapod-like zinc oxide whiskers in an isomeric tridecanol polyoxyethylene ether solution for dispersed soaking, wherein the weight ratio of the tetrapod-like zinc oxide whiskers to the isomeric tridecanol polyoxyethylene ether solution is 1:5-10, and preparing a mixture;

II, weighing EVA particles, adding the EVA particles into the mixture for dispersion, wherein the weight ratio of the tetrapod-like zinc oxide whiskers to the EVA particles is 1:1-2.5, and preparing a composite material;

III, weighing sodium carboxymethylcellulose solution, adding into the composite material, uniformly stirring, wherein the mass ratio of the tetrapod-like zinc oxide whiskers to the sodium carboxymethylcellulose solution is 1:0.1-0.35, and drying and then processing to obtain the loaded zinc oxide whiskers.

By adopting the technical scheme, the tetrapod-like zinc oxide whiskers are firstly placed in an isomeric tridecanol polyoxyethylene ether solution, so that the tetrapod-like zinc oxide whiskers are uniformly dispersed and coated by the isomeric tridecanol polyoxyethylene ether; then adding EVA particles, and utilizing the dispersion effect to enable the EVA particles to be in uniform contact with the tetrapod-like zinc oxide whiskers, and coating the EVA particles by isomeric tridecanol polyoxyethylene ether; and finally, adding a sodium carboxymethyl cellulose solution, and enabling the coated EVA particles to be uniformly adhered to the surface of the coated tetrapod-like zinc oxide whisker by using the viscosity of the sodium carboxymethyl cellulose solution, so that the coating has high compatibility and high bonding stability.

When the cleaning agent acts on the surface of a workpiece to be cleaned, the lipophilic effect of isomeric tridecanol polyoxyethylene ether on the surface of a loaded zinc oxide whisker is utilized to promote the loaded zinc oxide whisker to quickly reach the surface of the workpiece to be cleaned, micro-cracks generated on the surface layer of oil stains by matching with a needle-like structure of the tetrapod-like zinc oxide whisker and the better emulsification and penetration effect of isomeric tridecanol polyoxyethylene ether are utilized to promote the penetration of isomeric tridecanol polyoxyethylene ether-coated EVA particles to the contact surface of the oil stains and the workpiece, after the isomeric tridecanol polyoxyethylene ether emulsifies the oil stains, the EVA particles are attached to the surface of the cleaned workpiece, and the temperature is raised for cleaning in a matching manner, so that the EVA particles are melted on the surface of the cleaned workpiece to form a diaphragm layer, and the surface of the cleaned workpiece has higher antirust effect.

The tetrapod-like zinc oxide whisker, the isomeric tridecanol polyoxyethylene ether, the EVA particles and the sodium carboxymethyl cellulose solution are matched, the whisker generates micro-cracks on the surface of a workpiece, the contact area of the molten EVA and the surface of the workpiece is increased, so that the molten EVA is more stably attached to the surface of the workpiece to form a diaphragm layer, and the antirust effect of the workpiece is improved.

Preferably, the drying post-treatment in the step III comprises the following steps:

Drying to obtain semi-finished product, dispersing and soaking the semi-finished product in polyoxyethylene lauryl ether for 1-5min, taking out the semi-finished product, and drying again.

By adopting the technical scheme, the tetrapod-like zinc oxide whisker, the isomeric tridecanol polyoxyethylene ether, the EVA particles, the sodium carboxymethylcellulose solution and the lauryl polyoxyethylene ether are matched, the isomeric tridecanol polyoxyethylene ether and the lauryl polyoxyethylene ether have better compatibility, the lauryl polyoxyethylene ether is utilized to seal the end of the tetrapod-like zinc oxide whisker loaded with the EVA particles, the influence of the sodium carboxymethylcellulose solution on the lipophilicity of the surface of the loaded zinc oxide whisker is reduced, namely the isomeric tridecanol polyoxyethylene ether and the lauryl polyoxyethylene ether have better lipophilicity, the loaded zinc oxide whisker is further promoted to quickly reach the surface of a workpiece to be treated, the cleaning and removal of residual particles and oil stains on the surface of the workpiece to be treated are accelerated, the generation of an isolating layer on the surface of the cleaned workpiece is promoted, and the anti-rust effect of the surface of the workpiece is improved.

In a second aspect, the application provides a preparation method of a weak alkaline cleaning agent special for diamond grinding fluid, which adopts the following technical scheme:

a preparation method of a special alkalescent cleaning agent for diamond grinding fluid comprises the following steps:

S1, weighing weak base, a complex, a dispersant, an organic solvent and water, mixing, and stirring for 20-40min to obtain a mixed solution;

and S2, weighing the surfactant, adding the surfactant into the mixed solution, and uniformly stirring to obtain the finished product cleaning agent.

By adopting the technical scheme, the cleaning agent with stable mixing is prepared, when the cleaning agent is applied, residual particles of the diamond grinding fluid on the surface of a workpiece can be efficiently removed, and a better antirust effect is achieved.

In summary, the present application has the following beneficial effects:

1. the complex and the dispersant are matched to adsorb and complex residual small particles of the diamond grinding fluid on the workpiece to be cleaned, so that residual particulate matters on the surface of the workpiece to be cleaned are removed; the weak base is matched with the surfactant, and residual oil stains on the surface of the workpiece to be cleaned are removed by utilizing better wetting and soaking effects of the weak base and the surfactant, so that the contact area of the complex and the residual particles on the surface of the workpiece to be cleaned is conveniently increased, and the treatment efficiency of the residual particles on the surface of the workpiece to be cleaned is further improved; and after the surface of the workpiece to be cleaned is degreased and residual particles are removed, the surfactant and the dispersing agent can enable the workpiece to have an anti-rust effect.

2. The method comprises the following steps of (1) matching tetrapod-like zinc oxide whiskers, isomeric tridecanol polyoxyethylene ether, EVA particles and a sodium carboxymethylcellulose solution, promoting the contact of the loaded zinc oxide whiskers and the surface of a workpiece to be cleaned by utilizing the isomeric tridecanol polyoxyethylene ether, and along with the emulsification of oil on the surface of the workpiece to be cleaned by the isomeric tridecanol polyoxyethylene ether, enabling the EVA particles to be exposed and attached to the surface layer of the workpiece after oil stains and residual particles are removed; along with the rise of the temperature, the EVA particles are gradually melted, and a diaphragm layer is formed on the surface layer of the cleaned workpiece, so that the antirust effect of the cleaned workpiece is improved; and when the temperature is reduced, the EVA particles are solidified, and the residual EVA particles can be recycled.

3. The cleaning agent has the advantages that tetrapod-like zinc oxide whiskers, isomeric tridecanol polyoxyethylene ether, EVA particles, a sodium carboxymethyl cellulose solution and lauryl alcohol polyoxyethylene ether are matched, the lauryl alcohol polyoxyethylene ether has a strong permeation effect and a good emulsification effect, so that a rapid decontamination effect is achieved, weak base, a complex, a dispersing agent and a surfactant are matched, removal of residual particles and oil stains on the surface of a workpiece to be treated is accelerated, and a separation layer is promoted to be formed on the surface of the cleaned workpiece by the fused EVA, so that the cleaning agent has a good complexing cleaning effect on the residual particles on the surface of the workpiece, has a strong decontamination effect on the residual oil stains, and meanwhile has a good antirust effect on the cleaned workpiece.

Detailed Description

The present application will be described in further detail with reference to examples.

Preparation example of Zinc oxide whisker

The isomeric tridecanol polyoxyethylene ether in the following raw materials is purchased from Wuhankang agar biological medicine science and technology limited company, and the content is 99 percent; tetrapod-like zinc oxide whiskers are purchased from Changzhou limited, an ang novel carbon material; other raw materials and equipment are all sold in the market.

Preparation example 1: the loaded zinc oxide whisker is prepared by the following method:

i, weighing isomeric tridecanol polyoxyethylene ether, placing the isomeric tridecanol polyoxyethylene ether in water, stirring and dissolving to obtain an isomeric tridecanol polyoxyethylene ether solution with the mass fraction of 30%; weighing tetrapod-like zinc oxide whiskers, placing the tetrapod-like zinc oxide whiskers in an isomeric tridecanol polyoxyethylene ether solution, soaking for 6 hours, and performing ultrasonic dispersion under the condition of 20kHz in the soaking process to obtain a mixture; the weight ratio of the tetrapod-like zinc oxide whiskers to the isomeric tridecanol polyoxyethylene ether solution is 1: 8; the tetrapod-like zinc oxide crystal whisker has a core, four spicules radially extend from the core, the root diameter of the spicule is 0.5 mu m, and the length of the spicule is 4 mu m;

II, weighing EVA, crushing, and sieving with a 200-mesh sieve to obtain EVA particles; adding EVA particles into the mixture, and performing ultrasonic dispersion under the condition of 20kHz to obtain a composite material, wherein the weight ratio of the tetrapod-like zinc oxide whiskers to the EVA particles is 1: 1.8;

III, weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to prepare a sodium carboxymethylcellulose solution with the mass fraction of 1%; weighing sodium carboxymethylcellulose solution, adding into the composite material, stirring, dispersing uniformly under the ultrasonic condition of 20kHz, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1:0.25, and finally drying, post-treating and dispersing to obtain the loaded zinc oxide whisker.

Preparation example 2: the loaded zinc oxide whisker is prepared by the following method:

i, weighing isomeric tridecanol polyoxyethylene ether, placing the isomeric tridecanol polyoxyethylene ether in water, stirring and dissolving to obtain an isomeric tridecanol polyoxyethylene ether solution with the mass fraction of 30%; weighing tetrapod-like zinc oxide whiskers, placing the tetrapod-like zinc oxide whiskers in an isomeric tridecanol polyoxyethylene ether solution, soaking for 6 hours, and performing ultrasonic dispersion under the condition of 20kHz in the soaking process to obtain a mixture; the weight ratio of the tetrapod-like zinc oxide whiskers to the isomeric tridecanol polyoxyethylene ether solution is 1: 5; the tetrapod-like zinc oxide crystal whisker has a core, four spicules radially extend from the core, the root diameter of the spicule is 0.5 mu m, and the length of the spicule is 4 mu m;

II, weighing EVA, crushing, and sieving with a 200-mesh sieve to obtain EVA particles; adding EVA particles into the mixture, and performing ultrasonic dispersion under the condition of 20kHz to obtain a composite material, wherein the weight ratio of the tetrapod-like zinc oxide whiskers to the EVA particles is 1: 1;

III, weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to obtain a sodium carboxymethylcellulose solution with the mass fraction of 1%; weighing sodium carboxymethylcellulose solution, adding into the composite material, stirring, dispersing uniformly under the ultrasonic condition of 20kHz, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1:0.1, and finally drying, post-treating and dispersing to obtain the loaded zinc oxide whisker.

Preparation example 3: the loaded zinc oxide whisker is prepared by the following method:

i, weighing isomeric tridecanol polyoxyethylene ether, placing the isomeric tridecanol polyoxyethylene ether in water, stirring and dissolving to obtain an isomeric tridecanol polyoxyethylene ether solution with the mass fraction of 30%; weighing tetrapod-like zinc oxide whiskers, placing the tetrapod-like zinc oxide whiskers in an isomeric tridecanol polyoxyethylene ether solution, soaking for 6 hours, and performing ultrasonic dispersion under the condition of 20kHz in the soaking process to obtain a mixture; the weight ratio of the tetrapod-like zinc oxide whiskers to the isomeric tridecanol polyoxyethylene ether solution is 1: 10; the tetrapod-like zinc oxide crystal whisker has a core, four spicules radially extend from the core, the root diameter of the spicule is 0.5 mu m, and the length of the spicule is 4 mu m;

II, weighing EVA, crushing, and sieving with a 200-mesh sieve to obtain EVA particles; adding EVA particles into the mixture, and performing ultrasonic dispersion under the condition of 20kHz to obtain a composite material, wherein the weight ratio of the tetrapod-like zinc oxide whiskers to the EVA particles is 1: 2.5;

III, weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to obtain a sodium carboxymethylcellulose solution with the mass fraction of 1%; weighing sodium carboxymethylcellulose solution, adding into the composite material, stirring, dispersing uniformly under the ultrasonic condition of 20kHz, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1:0.35, and finally drying, post-treating and dispersing to obtain the loaded zinc oxide whisker.

Preparation example 4: the difference between the preparation example and the preparation example 1 is that:

III, weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to obtain a sodium carboxymethylcellulose solution with the mass fraction of 1%; weighing sodium carboxymethylcellulose solution, adding into the composite material, stirring, uniformly dispersing under the ultrasonic condition of 20kHz, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1:0.35, drying to obtain a semi-finished product, placing the semi-finished product into polyoxyethylene lauryl ether, dispersing and soaking for 3min, taking out the semi-finished product, drying again, and finally dispersing to obtain the loaded zinc oxide whisker.

Preparation example 5: the difference between the preparation example and the preparation example 1 is that:

III, weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to obtain a sodium carboxymethylcellulose solution with the mass fraction of 1%; weighing sodium carboxymethylcellulose solution, adding into the composite material, stirring, uniformly dispersing under the ultrasonic condition of 20kHz, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1:0.35, drying to obtain a semi-finished product, placing the semi-finished product into polyoxyethylene lauryl ether, dispersing and soaking for 1min, taking out the semi-finished product, drying again, and finally dispersing to obtain the loaded zinc oxide whisker.

Preparation example 6: the difference between the preparation example and the preparation example 1 is that:

III, weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to prepare a sodium carboxymethylcellulose solution with the mass fraction of 1%; weighing sodium carboxymethylcellulose solution, adding into the composite material, stirring, uniformly dispersing under the ultrasonic condition of 20kHz, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1:0.35, drying to obtain a semi-finished product, placing the semi-finished product into polyoxyethylene lauryl ether for dispersing and soaking for 5min, taking out the semi-finished product, drying again, and finally dispersing to obtain the loaded zinc oxide whisker.

Examples

The dispersing agents PA-CH, PA-C, PA-EH, PA-2, PA-9 and PA-P in the following raw materials are all purchased from Shenzhen Shen Rongqian science and technology Limited; the surface active RQ-139C, RQ-139CE, X-6, L-3 and RQ-1516B are all purchased from Shenzhen Shenzhong Rongqiang technology Limited; other raw materials and equipment are all sold in the market.

Example 1: a special alkalescent cleaning agent for diamond grinding fluid comprises:

6kg of weak base, 2kg of compound complex, 13kg of dispersing agent, 4kg of organic solvent, 5kg of surfactant and 70kg of water; the weak base contains 1kg of potassium carbonate and 5kg of potassium pyrophosphate; the complex compound is EDTA-2 Na; 8kgPA-CH and 5kgPA-EH in the dispersant; the organic solvent is triethanolamine; the surfactant is RQ-139C;

The preparation method comprises the following steps:

s1, weighing weak base, a complex, a dispersant, an organic solvent and water, mixing, and stirring for 30min to obtain a mixed solution;

Example 2: the present embodiment is different from embodiment 1 in that:

5kg of weak base, 3kg of compound complex, 13kg of dispersing agent, 3kg of organic solvent, 6kg of surfactant and 70kg of water; the weak base is potassium carbonate; the complex compound is DETPMS; 4kgPA-2, 6kgPA-CH and 3kgPA-P in the dispersant; the organic solvent is diethanol amine; the surfactant is X-6;

the preparation method comprises the following steps:

s1, weighing weak base, a complex, a dispersant, an organic solvent and water, mixing, and stirring for 20min to obtain a mixed solution;

s2, weighing the surfactant, adding the surfactant into the mixed solution, and uniformly stirring to obtain the finished product cleaning agent.

Example 3: the present embodiment is different from embodiment 1 in that:

3kg of weak base, 1kg of compound complex, 15kg of dispersing agent, 2kg of organic solvent, 6kg of surfactant and 73kg of water; the weak base is sodium carbonate; the compound complex is NTA; 5kgPA-C, 6kgPA-CH and 4kgPA-P in the dispersant; the organic solvent is isopropanol; the surfactant is RQ-139 CE;

The preparation method comprises the following steps:

s1, weighing weak base, a complex, a dispersant, an organic solvent and water, mixing, and stirring for 40min to obtain a mixed solution;

Example 4: the present embodiment is different from embodiment 1 in that:

8kg of weak base, 3kg of compound complex, 5kg of dispersing agent, 5kg of organic solvent, 4kg of surfactant and 75kg of water.

Example 5: the present embodiment is different from embodiment 1 in that:

6kg of weak base, 2kg of complex compound, 13kg of dispersant, 4kg of organic solvent, 5kg of surfactant, 1kg of zinc oxide whisker loaded prepared in preparation example 1 and 70kg of water.

Example 6: the present embodiment is different from embodiment 1 in that:

6kg of weak base, 2kg of complex compound, 13kg of dispersing agent, 4kg of organic solvent, 5kg of surfactant, 0.4kg of zinc oxide whisker loaded prepared in preparation example 2 and 70kg of water.

Example 7: the present embodiment is different from embodiment 1 in that:

6kg of weak base, 2kg of complex compound, 13kg of dispersing agent, 4kg of organic solvent, 5kg of surfactant, 1.8kg of zinc oxide whisker loaded prepared in preparation example 3 and 70kg of water.

Example 8: this embodiment is different from embodiment 5 in that:

The supported zinc oxide whisker prepared in preparation example 4 was selected.

Example 9: this embodiment is different from embodiment 5 in that:

the supported zinc oxide whisker prepared in preparation example 5 was selected.

Example 10: this embodiment is different from embodiment 5 in that:

the supported zinc oxide whisker prepared in preparation example 6 was selected.

Example 11: this embodiment is different from embodiment 5 in that:

the preparation process of the load zinc oxide whisker comprises the following steps:

i, weighing isomeric tridecanol polyoxyethylene ether, placing the isomeric tridecanol polyoxyethylene ether in water, stirring and dissolving to obtain an isomeric tridecanol polyoxyethylene ether solution with the mass fraction of 30%; weighing tetrapod-like zinc oxide whiskers, placing the tetrapod-like zinc oxide whiskers in an isomeric tridecanol polyoxyethylene ether solution, soaking for 6 hours, and performing ultrasonic dispersion under the condition of 20kHz in the soaking process to obtain a mixture;

II, weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to obtain a sodium carboxymethylcellulose solution with the mass fraction of 1%; weighing sodium carboxymethylcellulose solution, adding into the mixture, stirring, dispersing uniformly under 20kHz ultrasonic condition, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1:0.25, and finally drying, post-treating and dispersing to obtain the loaded zinc oxide whisker.

Example 12: the present embodiment is different from embodiment 5 in that:

II, weighing EVA, crushing, and sieving with a 200-mesh sieve to obtain EVA particles; and adding the EVA particles into the mixture, performing ultrasonic dispersion under the condition of 20kHz, wherein the weight ratio of the tetrapod-like zinc oxide whiskers to the EVA particles is 1:1.8, and finally drying, performing post-treatment and dispersing to obtain the loaded zinc oxide whiskers.

Example 13: this embodiment is different from embodiment 5 in that:

the raw materials are replaced by isomeric tridecanol polyoxyethylene ether with the same mass of polyethylene glycol 600.

Example 14: this embodiment is different from embodiment 5 in that:

In the preparation process of the load zinc oxide whisker:

i, weighing isomeric tridecanol polyoxyethylene ether, placing the isomeric tridecanol polyoxyethylene ether in water, stirring and dissolving to prepare an isomeric tridecanol polyoxyethylene ether solution with the mass fraction of 30%; weighing EVA, crushing, and sieving with a 200-mesh sieve to obtain EVA granules; weighing sodium carboxymethylcellulose, adding the sodium carboxymethylcellulose into water, stirring and dissolving to obtain a sodium carboxymethylcellulose solution with the mass fraction of 1%;

weighing tetrapod-like zinc oxide whiskers, EVA particles and a sodium carboxymethylcellulose solution, putting the tetrapod-like zinc oxide whiskers, the EVA particles and the sodium carboxymethylcellulose solution into an isomeric tridecanol polyoxyethylene ether solution, soaking for 6 hours, and ultrasonically dispersing under the condition of 20kHz in the soaking process, wherein the weight ratio of the tetrapod-like zinc oxide whiskers to the isomeric tridecanol polyoxyethylene ether solution is 1: 8; the weight ratio of the tetrapod-like zinc oxide whiskers to the EVA particles is 1: 1.8; the mass ratio of the tetrapod-like zinc oxide whiskers to the sodium carboxymethyl cellulose solution is 1: 0.25; finally, the zinc oxide whisker is prepared after drying, treatment and dispersion.

The raw materials comprise: the weak base can be one or more of sodium carbonate, potassium carbonate, sodium pyrophosphate, potassium pyrophosphate, trisodium phosphate and sodium tripolyphosphate; the complex compound can be one or more of EDTA-2Na, NTA, EDTMPS, DETPMS, sodium gluconate and sodium citrate; the dispersant can be one or more of PA-CH, PA-C, PA-EH, PA-2, PA-9 and PA-P; the surfactant can be one or more of RQ-139C, RQ-139CE, X-6, L-3, RQ-1516B; the organic solvent can be one or more of monoethanolamine, diethanolamine, triethanolamine, isopropanol and propylene glycol monobutyl ether.

Comparative example

Comparative example 1: the comparative example differs from example 1 in that:

the raw materials are replaced by the compound complex with the same mass for the dispersant.

Comparative example 2: the comparative example differs from example 1 in that:

the surface active agent is replaced by the dispersant with the same mass in the raw materials.

The application comprises the following steps:

adding water into the cleaning agent to prepare an aqueous solution containing 10% of the cleaning agent, namely the cleaning agent; placing a test piece to be cleaned in a cleaning solution, and ultrasonically cleaning for 8min at the temperature of 60 ℃ and the frequency of 20 kHz; then heating to 130 ℃, and treating for 25s under the condition of stopping ultrasound; then cooling to 50 ℃, and washing for 4min by water at room temperature; and finally, drying for 8min at the temperature of 110 ℃, and standing for 2h at room temperature to prepare a cleaned test piece.

The ultrasonic wave at the initial stage is matched with proper temperature to promote the penetration of the cleaning agent, improve the cleaning efficiency of the cleaning agent on the oil stain and residual particles on the surface of the piece to be cleaned, and simultaneously adhere the EVA particles on the surface of the piece to be cleaned after the oil stain is removed; with the transient rise of the temperature, the EVA particles are promoted to be fused and adhered on the surface of the to-be-cleaned part for removing residual particles and oil stains, so that an isolation layer is formed, and the antirust performance of the cleaned test part is further improved.

Performance test

1. Residual particle test

Respectively adopting the preparation methods of the embodiments 1-14 and the comparative examples 1-2 to prepare a finished cleaning agent, adding water into the cleaning agent to prepare an aqueous solution containing 10% of the cleaning agent, namely a cleaning solution; dividing the workpieces treated by the same batch of diamond grinding fluid into 16 groups, wherein the size of the test piece to be cleaned is 20 × 50 × 3mm, and the 16 groups of test pieces respectively correspond to the cleaning fluids prepared in examples 1-14 and comparative examples 1-2;

the cleaning process comprises the following steps: placing a test piece to be cleaned in a cleaning solution, and ultrasonically cleaning for 8min at the temperature of 60 ℃ and the frequency of 20 kHz; then heating to 130 ℃, and treating for 25s under the condition of stopping ultrasound; then cooling to 50 ℃, and washing for 4min by water at room temperature; finally, drying for 8min at the temperature of 110 ℃, and then standing for 2h at room temperature to prepare a cleaned test piece; and (4) calculating the residue removal rate (8min) according to the surface residue amount of the time to be cleaned and the surface residue amount of the cleaned test piece, and recording data.

Placing a test piece to be cleaned in a cleaning solution, and ultrasonically cleaning for 6min at the temperature of 60 ℃ and the frequency of 20 kHz; then heating to 130 ℃, and treating for 25s under the condition of stopping ultrasound; then cooling to 50 ℃, and washing for 4min by water at room temperature; finally, drying for 8min at the temperature of 110 ℃, and then standing for 2h at room temperature to prepare a cleaned test piece; and (4) calculating the residue removal rate (6min) according to the surface residue amount of the time to be cleaned and the surface residue amount of the cleaned test piece, and recording data.

2. Test for Rust prevention Property

Respectively adopting the preparation methods of the embodiments 1-14 and the comparative examples 1-2 to prepare a finished cleaning agent, adding water into the cleaning agent to prepare an aqueous solution containing 10% of the cleaning agent, namely a cleaning solution; dividing the workpieces treated by the same batch of diamond grinding fluid into 16 groups, wherein the size of the test piece to be cleaned is 20 × 50 × 3mm, and the 16 groups of test pieces respectively correspond to the cleaning fluids prepared in the examples 1-14 and the comparative examples 1-2;

referring to a JB/T4323-2018 water-based metal cleaner for the rust resistance test, carrying out the test according to the preparation and steps related to the single sheet rust resistance test; whether the dripping area of the inspection liquid is rusted or not is judged to be qualified if no rust exists at 3 points, the maximum time length for placing the inspection liquid at the constant temperature of 35 ℃ under the qualified condition is recorded, and data is recorded.

3. Oil removal Performance test

and (2) referring to a cleaning capacity test in the JB/T4323-2018 water-based metal cleaner, detecting the oil cleaning capacity according to a gravimetric method, and recording oil stain cleaning capacity data under the conditions of A when statically immersed for 3min and swinging for 3min, soaking for 2min and B when swinging for 2min respectively.

TABLE 1 Performance test Table

By combining the examples 1 to 4 and the table 1, the cleaning agent has higher removal rate on the residual particles of the diamond grinding fluid, better cleaning effect on oil stains and longer rust prevention time for workpieces; the complex and the dispersant are matched to adsorb and complex the residual particles of the diamond grinding fluid on the workpiece to be cleaned, so as to remove the residual particle substances on the surface of the workpiece to be cleaned; the weak base is matched with the surfactant, and residual oil stains on the surface of the workpiece to be cleaned are removed by utilizing better wetting and soaking effects of the weak base and the surfactant, so that the contact area of the complex and the residual particles on the surface of the workpiece to be cleaned is increased conveniently, and the treatment efficiency of the residual particles on the surface of the workpiece to be cleaned is further improved; and after the surface of the workpiece to be cleaned is degreased and residual particles are removed, the surfactant and the dispersing agent can enable the workpiece to have an anti-rust effect.

By combining the example 1 and the examples 5 to 7 and combining the table 1, the cleaning agents prepared in the examples 5 to 7 have higher residue removal rate than the example 1 in 6min of cleaning and longer rust prevention time than the example 1 compared with the example 1 when the zinc oxide whiskers are loaded in the raw materials of the examples 5 to 7, and have better cleaning capability than the example 1 under the conditions of 2min immersion and 2min rinsing; the coordination of tetrapod-like zinc oxide whiskers, isomeric tridecanol polyoxyethylene ether, EVA particles and a sodium carboxymethyl cellulose solution is illustrated, the isomeric tridecanol polyoxyethylene ether is utilized to promote the loaded zinc oxide whiskers to contact the surface of a workpiece to be cleaned, and along with the emulsification of the isomeric tridecanol polyoxyethylene ether on the surface of the workpiece to be cleaned, the EVA particles are exposed and attached to the surface layer of the workpiece after oil stains and residual particles are removed, so that the residual particles and the oil stains are quickly removed; along with the rise of temperature, EVA granules melt gradually, and the work piece top layer forms the diaphragm layer after the washing, improves the rust-resistant effect of work piece after the washing.

By combining the example 5 with the examples 8-10 and combining the table 1, it can be seen that in the preparation process of the zinc oxide whisker loaded in the examples 8-10, the polyoxyethylene lauryl ether is added into the raw materials, compared with the example 5, the cleaning agent prepared in the examples 8-10 has higher residue removal rate than that of the example 1 in 6min of cleaning, longer rust prevention time and better cleaning capability than that of the example 1 under the conditions of 2min immersion and 2min rinsing; the tetrapod-like zinc oxide whiskers, the isomeric tridecanol polyoxyethylene ether, the EVA particles, the sodium carboxymethyl cellulose solution and the lauryl polyoxyethylene ether are matched, the lauryl polyoxyethylene ether has a strong osmosis effect and a good emulsification effect, so that the effect of quickly removing dirt is achieved, and the weak base, the complex, the dispersing agent and the surfactant are matched to accelerate the removal of residual particles and oil dirt on the surface of a workpiece to be treated and promote the fused EVA to form an interlayer on the surface of the cleaned workpiece, so that the cleaning agent not only has a good complexing cleaning effect on the residual particles on the surface of the workpiece, but also has a strong decontamination effect on the residual oil dirt, and meanwhile, the cleaned workpiece has a good antirust effect.

Combining example 5 with examples 11-14 and table 1, it can be seen that in the preparation process of example 11 with zinc oxide whiskers, no EVA particles are added, compared with example 5, the cleaning agent prepared in example 11 has a lower residue removal rate than example 5 at 6min of cleaning, has a shorter rust prevention time than example 5, and has a poorer cleaning ability than example 5 under the conditions of 2min immersion and 2min rinsing; the EVA particles can form an isolation layer on the surface of the test piece after being cleaned, so that the antirust effect is improved, and the clearance rate of residues and the oil removal effect are influenced.

Example 12 preparation of zinc oxide whisker loaded, compared with example 5, the cleaning agent prepared in example 12 has lower residue removal rate than example 5 in 6min of cleaning, shorter rust-proof time than example 5 and poorer cleaning capability than example 5 under the conditions of 2min immersion and 2min rinsing in pendulum mode in comparison with example 5 after sodium carboxymethylcellulose treatment; the sodium carboxymethylcellulose is thickened at a proper time, and the loading amounts of EVA particles and isomeric tridecanol polyoxyethylene ether on the surface of the tetrapod-like zinc oxide whisker are improved, so that the residual particle removal effect and the oil removal effect of a finished product cleaning agent are improved, and the rust prevention time can be prolonged.

In the preparation process of the zinc oxide whisker loaded in the example 13, the polyethylene glycol with the same mass is used for replacing isomeric tridecanol polyoxyethylene ether in the raw materials, compared with the example 5, the cleaning agent prepared in the example 13 has the advantages that the residue removal rate is lower than that of the example 5 when the cleaning agent is cleaned for 6min, the rust-proof time is shorter than that of the example 5, and the cleaning capability is lower than that of the example 5 under the conditions of 2min immersion and 2min swinging and cleaning; the result shows that the isomeric tridecanol polyoxyethylene ether not only plays a role in coating EVA particles, but also promotes the loaded zinc oxide whiskers to quickly reach the surface of a workpiece to be cleaned, improves the cleaning efficiency of residual particles and oil stains, and has an influence on the rust prevention time.

In the preparation process of the zinc oxide whisker loaded in the example 14, the raw materials are directly mixed at one time, compared with the example 5, the cleaning agent prepared in the example 14 has lower residue removal rate than the example 5 in 6min of cleaning, shorter rust-proof time than the example 5, and has lower cleaning capability than the example 5 under the conditions of 2min immersion and 2min rinsing; the direct mixing is proved, and the surface of the tetrapod-like zinc oxide crystal whisker is not easy to load isomeric tridecanol polyoxyethylene ether, EVA particles and the like in sequence, so that the residual particle removing efficiency and the oil removing efficiency of a finished product cleaning agent are influenced.

By combining example 1 and comparative examples 1-2 and table 1, it can be seen that the raw material of comparative example 1 replaces the dispersant with the same mass of the compound complex, compared with example 1, the cleaning agent prepared in comparative example 1 has lower residue removal rate than example 1, shorter rust prevention time than example 1, and poorer cleaning capability than example 1; the complex and the dispersant are matched, which has influence on the cleaning efficiency and the rust-proof effect of the finished product cleaning agent.

Compared with the example 1, the cleaning agent prepared by the comparative example 2 has lower residue removal rate than that of the example 1, shorter rust-proof time than that of the example 1 and poorer cleaning capability than that of the example 1; the matching of the dispersant and the surfactant has influence on the cleaning efficiency and the rust-proof effect of the finished product cleaning agent.

The specific embodiments are only for explaining the present application and are not limiting to the present application, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present application.

Claims

1. The alkalescent cleaning agent special for the diamond grinding fluid is characterized by being prepared from the following raw materials in parts by weight: 3-8 parts of weak base, 1-3 parts of compound complex, 5-15 parts of dispersant, 2-5 parts of organic solvent, 4-6 parts of surfactant and 70-75 parts of water.

2. The special weakly alkaline cleaning agent for the diamond grinding fluid as claimed in claim 1, wherein: the weak base is one or more of sodium carbonate, potassium carbonate, sodium pyrophosphate, potassium pyrophosphate, trisodium phosphate and sodium tripolyphosphate.

3. The special weakly alkaline cleaning agent for the diamond grinding fluid according to claim 1, wherein the complex compound is one or more of EDTA-2Na, NTA, EDTMPS, DETPPS, sodium gluconate, and sodium citrate.

4. The special weakly alkaline cleaning agent for the diamond grinding fluid as claimed in claim 1, wherein the dispersant is one or more of PA-CH, PA-C, PA-EH, PA-2, PA-9 and PA-P.

5. The special weak alkaline cleaning agent for diamond grinding fluid as claimed in claim 1, wherein the surfactant is one or more of RQ-139C, RQ-139CE, X-6, L-3 and RQ-1516B.

6. The special weak alkaline cleaning agent for diamond grinding fluid according to claim 1, wherein the organic solvent is one or more of monoethanolamine, diethanolamine, triethanolamine, isopropanol and propylene glycol monobutyl ether.

7. The special weak alkaline cleaning agent for diamond grinding fluid according to claim 1, wherein the cleaning agent further comprises the following raw materials in parts by weight: 0.4-1.8 parts of zinc oxide whisker.

8. The special weak alkaline cleaning agent for diamond grinding fluid according to claim 7, wherein the loaded zinc oxide whisker is prepared by the following method:

III, weighing sodium carboxymethylcellulose solution, adding the sodium carboxymethylcellulose solution into the composite material, uniformly stirring, drying and then processing to obtain the loaded zinc oxide whisker, wherein the mass ratio of the tetrapod-like zinc oxide whisker to the sodium carboxymethylcellulose solution is 1: 0.1-0.35.

9. The special weak alkaline cleaning agent for diamond grinding fluid according to claim 8, wherein the drying post-treatment in step III comprises the following steps:

drying to obtain semi-finished product, soaking the semi-finished product in polyoxyethylene lauryl ether for 1-5min, taking out the semi-finished product, and drying again.

10. The preparation method of the special weak alkaline cleaning agent for the diamond grinding fluid as claimed in any one of claims 1 to 9, characterized by comprising the following steps: