CN103242948A - Water-based synthetic metal machining liquid containing graphene dispersion liquid and preparation method thereof - Google Patents
Water-based synthetic metal machining liquid containing graphene dispersion liquid and preparation method thereof Download PDFInfo
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Abstract
The invention discloses water-based synthetic metal machining liquid containing graphene dispersion liquid and a preparation method thereof. The water-based synthetic metal machining liquid containing graphene dispersion liquid comprises an anti-attrition preservative, a pH stabilizer, a lubrication additive, namely graphene dispersion liquid, an antirust agent, a corrosion inhibitor, a hard water resistant agent, a pH conditioning agent and deionized water. The preparation method of the water-based synthetic metal machining liquid comprises the following steps of: firstly, uniformly stirring and mixing the deionized water, the anti-attrition preservative and the pH stabilizer at normal temperature and pressure to obtain a mixed solution; then stirring and mixing the corrosion inhibitor, the hard water resistant agent, the antirust agent and the pH conditioning agent at normal temperature and pressure, adding to the mixed solution, and continuing to uniformly mix to obtain a basic solution of the water-based synthetic metal machining liquid; and finally adding the lubrication additive, namely the graphene dispersion liquid to the obtained basic solution of the water-based synthetic metal machining liquid at normal temperature and pressure and uniformly mixing, thus obtaining the water-based synthetic metal machining liquid containing the graphene dispersion liquid, which has good stability, lubrication property, abrasion resistance and environmental protection property.
Description
Technical field
The present invention relates to a kind of water base synthetic metal working fluid and preparation method thereof, particularly relate to and a kind ofly with graphene dispersing solution, make the high lubricity of slip additive, the water base synthetic metal working fluid of high-wearing feature, be water base synthetic metal working fluid of graphene-containing dispersion liquid and preparation method thereof, belong to metal cutting processing and lubrication technical field.
Background technology
In field of machining, all know, cutting fluid is absolutely necessary in metal cutting processing, and due to the fast development of mechanical industry, a large amount of novel procesies, the processing of novel material all need novel high-performance cutting fluid.But along with in world wide to the attention of the protection of the saving of the energy, environment, because traditional oil base cutting fluid exists that biological degradability is poor, the shortcoming of contaminate environment etc., the development of cutting fluid is to low public hazards or the development of non-harmful water-base cutting fluid.The synthetic water base cutting fluid is not containing mineral oil, formulated with multiple compounds additive and water, has excellent cooling, stability and cleaning, becomes an important directions of water-base cutting fluid researchdevelopment.But, because synthesis type water-base cutting fluid main body is water, and the viscosity of water is low, supporting capacity is low, film-forming properties is poor, friction is often in boundary lubrication condition, thereby cause frictional wear serious, for improving the lubricity of synthesis type water-base cutting fluid, must add lubricant in existing actual the use.Current, be mainly some organic compound containing elements such as S, P, Cl for the slip additive of water-base cutting fluid, though they have certain good action, can severe contamination external environment and Working environment.Along with the raising that people require work, living environment, the use of these additives will be subject to more and more stricter control.Therefore, the formula of environment for use close friend's slip additive Development of Novel synthetic water base cutting fluid has important practical significance and using value.
Graphene is a kind of toxicological harmless material, and Graphene always is the focus of concern due to its unique structure and outstanding characteristic on theory research and real application research.Nearest research shows that outstanding Electronic Transport Properties is arranged when graphene platelet is introduced in matrix material the even whole material that distributing.Graphene also is used to manufacture some simple electronicss due to its basic electrical attributes and semi-metal character, as the field-effect transistor resonator.In addition, the application of Graphene at aspects such as organic photovoltaic battery, energy storage materials is a kind of up-and-coming candidate materials.
Yet, the report of research Graphene Tribological Applications is seldom arranged, Peterson etc. point out that effective solid lubricant has some base attributes usually, as thermally-stabilised, low shearing resistance, surface adhesion and specific laminate structure.Some researchists report, graphite is the same with other lubricants with some graphite derived prodss ideal attribute.Filleter etc. explore tribology and the dissipation characteristic of graphene film extension, find to be better than graphite owing to having reduced adhesive power bilayer Graphene as a lubricant.In Graphene Colloidal Suspensions as High Performance Semi-Synthetic Metal-Working Fluids, use graphene oxide all having greatly improved aspect cooling, oilness, resistance to abrasion, carrying capacity as microemulsion water-base cutting fluid additive, enlarge but fail to promote because system stability is perfect not.
Summary of the invention
One of purpose of the present invention is to provide that a kind of to take the water base synthetic metal working fluid that graphene dispersing solution is slip additive be a kind of water base synthetic metal working fluid of graphene-containing dispersion liquid.
The preparation method of the water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid that two of purpose of the present invention is to provide above-mentioned.
Graphene dispersing solution used and preparation method thereof in the water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid that three of purpose of the present invention is to provide above-mentioned.
Technical solution of the present invention
A kind of water base synthetic metal working fluid of graphene-containing dispersion liquid, count by weight percentage, and its raw material composition and content are as follows: [w1]
Anti-attrition sanitas 10-20%
PH stablizer 2.0-3.5%
Oiliness additive 0.5-1.5%
Rust-preventive agent 0.5-1.0%
Inhibiter 0.2-0.5%
Anti-hard water agent 0.05-0.15%
PH adjusting agent 3.0-8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
The mixture that described pH stablizer is one or more compositions in trolamine, diethanolamine, monoethanolamine, tri-isopropanolamine, diisopropanolamine (DIPA) and monoisopropanolamine;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
The mixture that described anti-hard water agent is one or more compositions in ethylenediamine tetraacetic acid (EDTA), diethyl pentetic acid and hydroxyl ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
Above-mentioned oiliness additive graphene dispersing solution, count by weight percentage, and its composition and content are as follows:
Chitosan 18%
Graphene 0.08%
OP-10 alkylphenol polyoxyethylene 1.8%
Glacial acetic acid 8%
Deionized water 72.12%.
The preparation method of above-mentioned oiliness additive graphene dispersing solution, specifically comprise the steps:
1., the preparation of chitosan acidic solution
Chitosan is dissolved in deionized water, adds Glacial acetic acid, obtain the chitosan acidic solution;
2., the preparation of graphene dispersing solution
Graphene, op-10 alkylphenol polyoxyethylene are joined in the chitosan acidic solution of step in 1., mechanical stirring 30min under the high rotating speed of 18000r/min, then carry out ultrasonic dispersion 20-30min on processor for ultrasonic wave, obtain the oiliness additive graphene dispersing solution.
The water base synthetic metal working fluid of above-mentioned a kind of graphene-containing dispersion liquid, count by weight percentage, and its raw material forms and content is preferably as follows:
Anti-attrition sanitas 15%
PH stablizer 2.5%
Oiliness additive 0.5-1.5%
Rust-preventive agent 0.5%
Inhibiter 0.3%
Anti-hard water agent 0.1%
PH adjusting agent 8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
Described pH stablizer is that trolamine, diisopropanolamine (DIPA) are calculated in mass ratio, trolamine: diisopropanolamine (DIPA) is the mixture that 1.2:1.3 forms;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
Described anti-hard water agent is ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
The preparation method of the water base synthetic metal working fluid of above-mentioned a kind of graphene-containing dispersion liquid, specifically comprise the steps:
(1), deionized water, anti-attrition sanitas, pH stablizer are uniformly mixed to obtain to mixing solutions at normal temperatures and pressures;
(2), inhibiter, anti-hard water agent, rust-preventive agent, pH adjusting agent are joined after being uniformly mixed at normal temperatures and pressures in the mixing solutions that step (1) obtains, stir and obtain the basal liquid of water base synthetic metal working fluid;
(3), mixed after the oiliness additive graphene dispersing solution being added at normal temperatures and pressures in the basal liquid of water base synthetic metal working fluid of step (2) gained, obtain the water base synthetic metal working fluid of graphene-containing dispersion liquid.
Beneficial effect of the present invention
The water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid of the present invention, because graphene dispersing solution used has carried out Graphene after the in-situ modification to prepare, the graphene dispersing solution of gained can not produce coagulation in the aqueous solution, therefore its good stability of water base synthetic metal working fluid that is the graphene-containing dispersion liquid that finally obtains of oiliness additive with graphene dispersing solution, fundamentally solved the unsettled problem of water base synthetic metal working fluid of Graphene as the oiliness additive gained.
The water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid of the present invention, due to the introducing of oiliness additive graphene dispersing solution, improved lubricity and the resistance to abrasion of water base synthetic metal working fluid greatly.
Further, the water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid of the present invention, because adopted various raw materials are environment-friendly materials, can not cause damage to the user is healthy during use, and environmental pollution is few, belong to the water base synthetic metal working fluid of environmental protection.
Further, the water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid of the present invention, owing to take water as carrier, not containing base oil, so in production process, power consumption is few, and production cost is low.
Embodiment
Below in conjunction with specific embodiment, technical scheme of the present invention is further described, but the present invention is not limited to following embodiment.
embodiment 1
A kind of water base synthetic metal working fluid of graphene-containing dispersion liquid, count by weight percentage, and its raw material composition and content are as follows:
Anti-attrition sanitas 15%
PH stablizer 2.5%
Oiliness additive 0.5%
Rust-preventive agent 0.5%
Inhibiter 0.3%
Anti-hard water agent 0.1%
PH adjusting agent 8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
Described pH stablizer is that trolamine, diisopropanolamine (DIPA) are calculated in mass ratio, trolamine: diisopropanolamine (DIPA) is the mixture that 1.2:1.3 forms;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
Described anti-hard water agent is ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
Above-mentioned oiliness additive graphene dispersing solution, count by weight percentage, and its composition and content are as follows:
Chitosan 18%
Graphene 0.08%
OP-10 alkylphenol polyoxyethylene 1.8%
Glacial acetic acid 8%
Deionized water 72.12%.
The preparation method of above-mentioned oiliness additive graphene dispersing solution, specifically comprise the steps:
1., the preparation of chitosan acidic solution
Chitosan is dissolved in deionized water, adds Glacial acetic acid to regulate pH, obtain the chitosan acidic solution;
2., the preparation of graphene dispersing solution
Graphene, op-10 alkylphenol polyoxyethylene are joined in the chitosan acidic solution of step in 1., mechanical stirring 30min under the high rotating speed of 18000r/min, then carry out ultrasonic dispersion 20min on processor for ultrasonic wave, obtain the oiliness additive graphene dispersing solution.
The preparation method of the water base synthetic metal working fluid of above-mentioned a kind of graphene-containing dispersion liquid, specifically comprise the steps:
(1), deionized water, anti-attrition sanitas, pH stablizer are uniformly mixed to obtain to mixing solutions at normal temperatures and pressures;
(2), inhibiter, anti-hard water agent, rust-preventive agent, pH adjusting agent are joined after being uniformly mixed at normal temperatures and pressures in the mixing solutions that step (1) obtains, obtain the basal liquid of water base synthetic metal working fluid;
(3), mixed after the oiliness additive graphene dispersing solution being added at normal temperatures and pressures in the basal liquid of water base synthetic cutting fluid of step (2) gained, obtain the water base synthetic metal working fluid of graphene-containing dispersion liquid.
embodiment 2
A kind of water base synthetic metal working fluid of graphene-containing dispersion liquid, count by weight percentage, and its raw material composition and content are as follows:
Anti-attrition sanitas 15%
PH stablizer 2.5%
Oiliness additive 0.8%
Rust-preventive agent 0.5%
Inhibiter 0.3%
Anti-hard water agent 0.1%
PH adjusting agent 8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
Described pH stablizer is that trolamine, diisopropanolamine (DIPA) are calculated in mass ratio, trolamine: diisopropanolamine (DIPA) is the mixture that 1.2:1.3 forms;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
Described anti-hard water agent is ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
Above-mentioned oiliness additive graphene dispersing solution, count by weight percentage, and its composition and content are with embodiment 1.
The preparation method of above-mentioned oiliness additive graphene dispersing solution is with embodiment 1.
The preparation method of the water base synthetic metal working fluid of above-mentioned a kind of graphene-containing dispersion liquid, with embodiment 1.
embodiment 3
A kind of water base synthetic metal working fluid of graphene-containing dispersion liquid, count by weight percentage, and its raw material composition and content are as follows:
Anti-attrition sanitas 15%
PH stablizer 2.5%
Oiliness additive 1.0%
Rust-preventive agent 0.5%
Inhibiter 0.3%
Anti-hard water agent 0.1%
PH adjusting agent 8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
Described pH stablizer is that trolamine, diisopropanolamine (DIPA) are calculated in mass ratio, trolamine: diisopropanolamine (DIPA) is the mixture that 1.2:1.3 forms;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
Described anti-hard water agent is ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
Above-mentioned oiliness additive graphene dispersing solution, count by weight percentage, and its composition and content are with embodiment 1.
The preparation method of above-mentioned oiliness additive graphene dispersing solution is with embodiment 1.
The preparation method of the water base synthetic metal working fluid of above-mentioned a kind of graphene-containing dispersion liquid, with embodiment 1
.
embodiment 4
A kind of water base synthetic metal working fluid of graphene-containing dispersion liquid, count by weight percentage, and its raw material composition and content are as follows:
Anti-attrition sanitas 15%
PH stablizer 2.5%
Oiliness additive 1.5%
Rust-preventive agent 0.5%
Inhibiter 0.3%
Anti-hard water agent 0.1%
PH adjusting agent 8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
Described pH stablizer is that trolamine, diisopropanolamine (DIPA) are calculated in mass ratio, trolamine: diisopropanolamine (DIPA) is the mixture that 1.2:1.3 forms;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
Described anti-hard water agent is ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
Above-mentioned oiliness additive graphene dispersing solution, count by weight percentage, and its composition and content are with embodiment 1.
The preparation method of above-mentioned oiliness additive graphene dispersing solution is with embodiment 1.
The preparation method of the water base synthetic metal working fluid of above-mentioned a kind of graphene-containing dispersion liquid, with embodiment 1.
comparative examples
A kind of water base synthetic metal working fluid of not graphene-containing dispersion liquid, count by weight percentage, and its raw material composition and content are as follows:
Anti-attrition sanitas 15%
PH stablizer 2.5%
Rust-preventive agent 0.5%
Inhibiter 0.3%
Anti-hard water agent 0.1%
PH adjusting agent 8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
Described pH stablizer is that trolamine, diisopropanolamine (DIPA) are calculated in mass ratio, trolamine: diisopropanolamine (DIPA) is the mixture that 1.2:1.3 forms;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
Described anti-hard water agent is ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
The preparation method of the water base synthetic metal working fluid of above-mentioned a kind of not graphene-containing dispersion liquid, with embodiment 1, just do not add the oiliness additive graphene dispersing solution in preparation process.
With reference to the ASTMD5706 of American Society for testing and materials method, the carrying capacity of the water base synthetic metal working fluid of the not graphene-containing dispersion liquid of the water base synthetic metal working fluid of the graphene-containing dispersion liquid of above-described embodiment 1-4 gained and comparative examples gained is tested, test condition is: amplitude 1mm, frequency 20Hz, 25 ℃, every grade loading 100N of temperature, every grade of time length 2min, sting until card occurs, to occur the blocking load of stinging, mean load carrying capacity of lubricant;
The SRV.W micro-moving frictional wear trier that adopts German OPtimol grease company to produce is tested wear volume and the frictional coefficient of the water base synthetic metal working fluid of the not graphene-containing dispersion liquid of the water base synthetic metal working fluid of the graphene-containing dispersion liquid of above-described embodiment 1-4 gained and comparative examples gained.
Test is used and is tried as SAE52100 steel ball (59-61HRC), and lower examination dish is the SAE52-00 steel disk.Tested under the following conditions: amplitude 1mm, frequency 20Hz, 25 ℃ of temperature, load 100N, time 10min mean the abrasion resistance of water base synthetic metal working fluid with steel disk surface abrasion volume after completing.The oilness that means water base synthetic metal working fluid with the average friction coefficient in test process.
Above-mentioned carrying capacity, wear volume, PVvalue testing result are as shown in the table:
| Test parameter | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative examples |
| Carrying capacity (N) | 650 | 990 | 1480 | 1800 | 320 |
| Wear volume (x10 6μm 3) | 0.946 | 0.995 | 1.119 | 1.246 | 1.032 |
| Frictional coefficient | 0.1903 | 0.1762 | 0.1594 | 0.1518 | 0.2426 |
The water base synthetic cutting fluid carrying capacity of graphene-containing dispersion liquid is far longer than the level of the 540N of GB/T6144.2010 requirement as can be seen from the above table; And frictional coefficient is less than 0.2000 mechanical industry and generally acknowledges that level and wear volume are far smaller than 2.000x10
6μ m
3generally acknowledged level, therefore the water base synthetic metal working fluid of graphene-containing dispersion liquid of the present invention has good oilness and resistance to abrasion.
The Turbiscan LAB colloidal stability analyser that adopts French Formulation to produce is analyzed the stability of the water base synthetic metal working fluid of the not graphene-containing dispersion liquid of the water base synthetic metal working fluid of the graphene-containing dispersion liquid of above-described embodiment 1-4 gained and comparative examples gained respectively.
Water base synthetic metal working fluid is contained in a glass test cabinet, and dress sample height is fixed as (50 ± 0.5) mm.Take program scanning, three Scanning Sections are total to 24h.First paragraph is that 20min/ time altogether 3h, second segment are that 1h/ time 6h, the 3rd section, for 1.5h/ 15h altogether, are scanned sample under 25 ℃ altogether.Beginning sedimentation time, subsidence rate and the stability parameter of the water base synthetic metal working fluid of the not graphene-containing dispersion liquid of the water base synthetic metal working fluid of the graphene-containing dispersion liquid of acetonideexample 1-4 gained and comparative examples gained are as shown in the table:
| Test parameter | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative examples |
| Start the settling time (h) | 10.47 | 16.23 | 19.33 | 18.48 | - |
| Average settlement speed (μ mh -1） | 54.38 | 65.32 | 67.39 | 66.88 | - |
| Stability parameter | 0.9143 | 0.9521 | 0.9764 | 0.9641 | 1.0000 |
From in table data can find out that the water base synthetic metal working fluid stability parameter of graphene-containing dispersion liquid of the present invention all is greater than 0.9000 and meets Turbiscan LAB colloidal stability analyser stability of suspension is defined as to good standard, therefore the water base synthetic metal working fluid excellent stability of graphene-containing dispersion liquid of the present invention, be difficult to occur the wild effects such as deposition.
In sum, the oilness of the water base synthetic metal working fluid of graphene-containing dispersion liquid of the present invention, resistance to abrasion and excellent stability, and human body and environment are had to the material of harm owing to not containing nitrous acid, mineral wet goods, therefore environmental pollution is few, belongs to the water base synthetic metal working fluid of environmental protection, further owing to take water as carrier, not containing base oil, therefore in production process, power consumption is few, and production cost is low, simple to operate.Foregoing is the basic explanation under conceiving for the present invention only, and, according to any equivalent transformation that technical scheme of the present invention is done, all should belong to protection scope of the present invention.
Proportioning used is best proportioning after testing, and the change proportioning can have a negative impact to stability, therefore more embody as embodiment the effect that Graphene is cooked slip additive.So need not be supplemented.
Claims (4)
1. the water base synthetic metal working fluid of a graphene-containing dispersion liquid, is characterized in that counting by weight percentage, and its raw material composition and content are as follows:
Anti-attrition sanitas 10-20%
PH stablizer 2.0-3.5%
Oiliness additive 0.5-1.5%
Rust-preventive agent 0.5-1.0%
Inhibiter 0.2-0.5%
Anti-hard water agent 0.05-0.15%
PH adjusting agent 3.0-8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
The mixture that described pH stablizer is one or more compositions in trolamine, diethanolamine, monoethanolamine, tri-isopropanolamine, diisopropanolamine (DIPA) and monoisopropanolamine;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
The mixture that described anti-hard water agent is one or more compositions in ethylenediamine tetraacetic acid (EDTA), diethyl pentetic acid and hydroxyl ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution, counts by weight percentage, and its composition and content are as follows:
Chitosan 18%
Graphene 0.08%
Alkylphenol polyoxyethylene OP-10 1.8%
Glacial acetic acid 8%
Deionized water 72.12%;
The preparation method of above-mentioned oiliness additive graphene dispersing solution, specifically comprise the steps:
1., the preparation of chitosan acidic solution
Chitosan is dissolved in deionized water, adds Glacial acetic acid, obtain the chitosan acidic solution;
2., the preparation of graphene dispersing solution
Graphene, alkylphenol polyoxyethylene op-10 are joined in the chitosan acidic solution of step in 1., mechanical stirring 30min under the high rotating speed of 18000r/min, then ultrasonic dispersion 20-30min, obtain the oiliness additive graphene dispersing solution.
2. the water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid as claimed in claim 1, is characterized in that counting by weight percentage, and its raw material composition and content are as follows:
Anti-attrition sanitas 15%
PH stablizer 2.5%
Oiliness additive 0.5-1.5%
Rust-preventive agent 0.5%
Inhibiter 0.3%
Anti-hard water agent 0.1%
PH adjusting agent 8.0%
Surplus is deionized water;
Described anti-attrition sanitas is polyoxyethylene glycol;
Described pH stablizer is that trolamine, diisopropanolamine (DIPA) are calculated in mass ratio, trolamine: diisopropanolamine (DIPA) is the mixture that 1.2:1.3 forms;
Described rust-preventive agent is the boronation diethanolamine;
Described inhibiter is benzotriazole;
Described anti-hard water agent is ethylenediamine tetraacetic acid (EDTA);
Described pH adjusting agent is Glacial acetic acid;
Described oiliness additive is graphene dispersing solution.
3. the preparation method of the water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid as claimed in claim 1 or 2, specifically comprise the steps:
(1), deionized water, anti-attrition sanitas, pH stablizer are uniformly mixed to obtain to mixing solutions at normal temperatures and pressures;
(2), inhibiter, anti-hard water agent, rust-preventive agent, pH adjusting agent are joined after being uniformly mixed at normal temperatures and pressures in the mixing solutions that step (1) obtains, stir and obtain the basal liquid of water base synthetic metal working fluid;
(3), mixed after the oiliness additive graphene dispersing solution being added at normal temperatures and pressures in the basal liquid of water base synthetic metal working fluid of step (2) gained, obtain the water base synthetic metal working fluid of graphene-containing dispersion liquid.
4. oiliness additive graphene dispersing solution used in the water base synthetic metal working fluid of a kind of graphene-containing dispersion liquid as claimed in claim 1 or 2, is characterized in that counting by weight percentage, and its composition and content are as follows:
Chitosan 18%
Graphene 0.08%
Alkylphenol polyoxyethylene OP-10 1.8%
Glacial acetic acid 8%
Deionized water 72.12%;
The preparation method of above-mentioned oiliness additive graphene dispersing solution, specifically comprise the steps:
1., the preparation of chitosan acidic solution
Chitosan is dissolved in deionized water, adds Glacial acetic acid to regulate pH, obtain the chitosan acidic solution;
2., the preparation of graphene dispersing solution
Graphene, alkylphenol polyoxyethylene op-10 are joined in the chitosan acidic solution of step in 1., mechanical stirring 30min under the high rotating speed of 18000r/min, then ultrasonic dispersion 20-30min, obtain the oiliness additive graphene dispersing solution.
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