CN107057818A - A kind of environment-friendly type microemulsified cutting fluid and preparation method thereof - Google Patents

A kind of environment-friendly type microemulsified cutting fluid and preparation method thereof Download PDF

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CN107057818A
CN107057818A CN201710373163.8A CN201710373163A CN107057818A CN 107057818 A CN107057818 A CN 107057818A CN 201710373163 A CN201710373163 A CN 201710373163A CN 107057818 A CN107057818 A CN 107057818A
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cutting fluid
percentage
weight
environment
friendly type
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CN107057818B (en
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沈庆
汪志刚
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Shanghai Zhongfu Oil Group Co.,Ltd.
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SHANGHAI ZHONGFU SPECIAL OIL CO Ltd
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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M173/00Lubricating compositions containing more than 10% water
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M177/00Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/087Boron oxides, acids or salts
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/106Naphthenic fractions
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • C10M2207/12Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/125Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
    • C10M2207/127Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids polycarboxylic
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • C10M2207/22Acids obtained from polymerised unsaturated acids
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28Esters
    • C10M2207/287Partial esters
    • C10M2207/289Partial esters containing free hydroxy groups
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/40Fatty vegetable or animal oils
    • C10M2207/402Castor oils
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2215/042Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2215/044Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms having cycloaliphatic groups
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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    • C10M2219/00Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/02Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds
    • C10M2219/024Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds of esters, e.g. fats
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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/04Detergent property or dispersant property
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/20Metal working
    • C10N2040/22Metal working with essential removal of material, e.g. cutting, grinding or drilling

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

The invention provides a kind of environment-friendly type microemulsified cutting fluid, by narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, pH value regulator, surfactant, bactericide and defoamer composition, percentage by weight of the described narrow fraction naphthene base crude oil in cutting fluid is 30%~40%, percentage by weight of the described oiliness improver in cutting fluid is 15%~20%, percentage by weight of the described water in cutting fluid is 15%~20%, percentage by weight of the described antirust agent in cutting fluid is 3%~5%, percentage by weight of the described pH value regulator in cutting fluid is 8%~10%, percentage by weight of the described surfactant in cutting fluid is 6%~10%, percentage by weight of the described bactericide in cutting fluid is 6%~8%, percentage by weight of the described defoamer in cutting fluid is 0.1%~0.5%.Safety and environmental protection of the present invention, it is harmless.

Description

A kind of environment-friendly type microemulsified cutting fluid and preparation method thereof
Technical field
The invention belongs to chemical field, it is related to a kind of metal-processing industry liquid, more particularly to a kind of cutting fluid, specifically A kind of environment-friendly type microemulsified cutting fluid and preparation method thereof.
Background technology
Cutting fluid, is a kind of in metal cutting, mill process, for cooling down and lubricating the work of cutter and workpiece Industry liquid, plays lubrication, cooling, antirust and a class I liquid I of cleaning action.Cutting fluid is divided into oil base and water base two major class.Tradition Oil base cutting fluid, its greasy property preferably, but cooling and cleaning performance it is poor;Compared to oil base cutting fluid, water-base cutting fluid is cold But effect and cleaning performance are preferable but poor there is also greasy property, the problem of apt to deteriorate smelly.
The content of the invention
It is an object of the invention to provide a kind of environment-friendly type microemulsified cutting fluid and preparation method thereof, described this environmental protection Type micro-emulsion cutting fluid and preparation method thereof will solve cutting fluid lubrication in the prior art and cooling is not good, apt to deteriorate Problem.
The invention provides a kind of environment-friendly type microemulsified cutting fluid, by narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, PH value regulator, surfactant, bactericide and defoamer composition, the weight of described narrow fraction naphthene base crude oil in cutting fluid Percentage is 30%~40%, and the percentage by weight of described oiliness improver in cutting fluid is 15%~20%, and described water exists Percentage by weight in cutting fluid is 15%~20%, the percentage by weight of described antirust agent in cutting fluid for 3%~ 5%, the percentage by weight of described pH value regulator in cutting fluid is 8%~10%, and described surfactant is in cutting Percentage by weight in liquid is 6%~10%, and the percentage by weight of described bactericide in cutting fluid is 6%~8%, described Percentage by weight of the defoamer in cutting fluid be 0.1%~0.5%.
Further, the %Cp values of described narrow fraction naphthene base crude oil are between 42-50, and Cp values refer on alkyl side chain Carbon atom accounts for the percentage of the total carbon number of whole molecule.
Further, described oiliness improver is in sulfurized fatty or castor oil acid, polymerized castor oil acid or smart dimeric dibasic acid Any one or two or more combinations.
Further, described antirust agent is any one in boric acid, decanedioic acid or 12 carbon or two or more Combination.
Further, described pH value regulator be monoethanolamine, triethanolamine or isopropanolamine in any one or The two or more combination of person.
Further, described surfactant be any one or two kinds in span-80, AEO-9 or 90VG with On combination.
Further, described bactericide is any one in BK or dicyclohexyl amine or two kinds of combination..
Further, described defoamer is TSA-285.
Further, described water is running water.
Further, described narrow fraction naphthene base crude oil is prepared via a method which, naphthene base crude oil is squeezed into distillation first In tower, atmospheric and vacuum distillation is carried out, reduced pressure distillation process is 1~65mmHg of residual voltage, cuts 300~350 DEG C of distillate, Ran Houjin The reaction pressure of reactor is 8~15MPa in row hydrofinishing, unifining process, and reaction temperature is 280~360 DEG C, oil-feed Total air speed is 0.35~0.65/h, and reaction hydrogen to oil volume ratio is 800~950, relative to hydrotreating catalyst air speed 0.5~ 0.85/h, relative to Hydrobon catalyst air speed 0.85-1.95/h, the catalyst in described unifining process is Mo- W/Al2O3, or Ni-W-Co/Al2O3, obtain narrow fraction naphthene base crude oil.
Present invention also offers the preparation method of above-mentioned environment-friendly type microemulsified cutting fluid, narrow evaporate is weighed according to mass percent Divide naphthene base crude oil, oiliness improver, water, antirust agent, pH value regulator, surfactant, bactericide and defoamer, first added in water Antirust agent, pH adjusting agent obtain water base part;Then by narrow fraction naphthene base crude oil, oiliness improver and water base part at 50-60 DEG C It is mixed evenly, then adds surfactant, bactericide, defoamer and be mixed evenly.
A kind of environment-friendly type microemulsified cutting fluid of the present invention has advantages below:
1. the term of validity of this product can reach that storage time is long more than 1.5 years, and product stability and usage cycles are obvious Better than traditional product.
2. the concentrate pH value of this product is between 9-10, and this product can effectively prevent that product from going bad smelly property in alkalescence.
3. the extreme pressure P of this productDValue is between 900-1000N, and the extreme pressure property of this product is excellent.
4. the antifriction u values of this product are 0.10, better than index specified in rower.
5. the safety and environmental protection of this product, service life is long, harmless.This product security performance is significantly larger than tradition and cut Cut liquid.
The present invention is compared with prior art, and its effect is positive and obvious.Compared with traditional oil base and water-base cutting fluid, The term of validity of micro-emulsion cutting fluid of the present invention be can reach more than 1.5 years, and safety and environmental protection is harmless, and biography is solved well The problem of system water-base cutting fluid goes bad smelly, the lubricity of this product is also excellent in addition, effectively solves traditional oil base and water The problem of base cutting fluid is present.Product quality meets rower JB/T 7453-2013 standards.
Embodiment:
Embodiment 1
The invention provides a kind of environment-friendly type microemulsified cutting fluid, by narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, PH value regulator, surfactant, bactericide and defoamer composition, the weight of described narrow fraction naphthene base crude oil in cutting fluid Percentage is 37.5%, and naphthene base crude oil is squeezed into destilling tower, carry out atmospheric and vacuum distillation, reduced pressure distillation process be residual voltage 1~ 65mmHg, cuts 300~350 DEG C of distillate, then carries out the reaction pressure of reactor in hydrofinishing, unifining process For 12MPa, reaction temperature is 320 DEG C, and the total air speed of oil-feed is 0.5/h, and reaction hydrogen to oil volume ratio is 850, relative to hydrotreating Catalyst space velocities 0.65/h, relative to Hydrobon catalyst air speed 1.5/h, the catalyst in described unifining process is Mo-W/Al2O3, obtain narrow fraction naphthene base crude oil;Then oiliness improver A and oiliness improver B are added in narrow fraction naphthene base crude oil, it is described Percentage by weights of the oiliness improver A in cutting fluid is 5%, and the percentage by weight of described oiliness improver B in cutting fluid is 10%, At 60 DEG C, half an hour is mixed, oil base part is obtained;Percentage by weight of the described water in cutting fluid is 15%, it Antirust agent, pH adjusting agent are added in water afterwards, the percentage by weight of described antirust agent A in cutting fluid is 1%, and described is anti- Percentage by weights of the agent B in cutting fluid that become rusty is 3%, and the percentage by weight of described pH value regulator A in cutting fluid is The percentage by weight of 5%, described pH value regulator B in cutting fluid is to mix half an hour at 5%, 60 DEG C, is obtained Water base part;After then mixing oil base part and water base part 1 hour at 60 DEG C, by surfactant, bactericide Added with defoamer in oil base and water base mixed liquor, the percentage by weight of described surfactant A in cutting fluid is The percentage by weight of 10%, described bactericide A in cutting fluid is 3%, the weight hundred of described bactericide B in cutting fluid Point than being 5%, the percentage by weight of described defoamer in cutting fluid is 0.5%.
Further, described oiliness improver A is sulfurized fatty, and oiliness improver B is castor oil acid.
Further, described antirust agent A is boric acid, and antirust agent B is decanedioic acid.
Further, described pH adjusting agent A is monoethanolamine, and pH adjusting agent B is triethanolamine.
Further, described surfactant A is span-80.
Further, described bactericide A is BK, and bactericide B is bicyclohexylamine.
Further, described defoamer is TSA-285.
Further, described water is running water.
Every physical and chemical index is shown in Table 1.
Embodiment 2
The invention provides a kind of environment-friendly type microemulsified cutting fluid, by narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, PH value regulator, surfactant, bactericide and defoamer composition.Weight of the described narrow fraction naphthene base crude oil in cutting fluid Percentage is 35%, and naphthene base crude oil is squeezed into destilling tower, carry out atmospheric and vacuum distillation, reduced pressure distillation process be residual voltage 1~ 65mmHg, cuts 300~350 DEG C of distillate, then carries out the reaction pressure of reactor in hydrofinishing, unifining process For 10MPa, reaction temperature is 350 DEG C, and the total air speed of oil-feed is 0.45/h, and reaction hydrogen to oil volume ratio is 900, relative to hydrotreating Catalyst space velocities 0.7/h, relative to Hydrobon catalyst air speed 1.2/h, the catalyst in described unifining process is Ni-W-Co/Al2O3, obtain narrow fraction naphthene base crude oil.Then oiliness improver C and oiliness improver D are added in narrow fraction naphthene base crude oil, it is described Percentage by weights of the oiliness improver C in cutting fluid be 6.5%, the percentage by weight of described oiliness improver D in cutting fluid is 10%, at 60 DEG C, half an hour is mixed, oil base part is obtained;Percentage by weight of the described water in cutting fluid be 20%, antirust agent, pH adjusting agent are added in water afterwards, the percentage by weight of described antirust agent A in cutting fluid is 2%, Percentage by weights of the described antirust agent C in cutting fluid is 2%, the weight hundred of described pH value regulator A in cutting fluid Point than being 3%, the percentage by weight of described pH value regulator B in cutting fluid is 3%, and described pH value regulator C is being cut It is to mix half an hour at 3%, 60 DEG C to cut percentage by weight in liquid, obtains water base part;Then by oil at 60 DEG C After base section and water base part are mixed 1 hour, surfactant, bactericide and defoamer are added into oil base and water base mixed Close in liquid, the percentage by weight of described surfactant A in cutting fluid is 5%, and described surfactant B is in cutting fluid In percentage by weight be 4%, the percentage by weight of described bactericide A in cutting fluid is 6%, and described defoamer is being cut It is 0.5% to cut the percentage by weight in liquid.
Further, described oiliness improver C is polymerized castor oil acid, and oiliness improver D is smart dimeric dibasic acid.
Further, described antirust agent A is boric acid, and antirust agent C is 12 carbon.
Further, described pH adjusting agent A is monoethanolamine, and pH adjusting agent B is triethanolamine, and pH adjusting agent C is different Propanolamine.
Further, described surfactant A is span-80, and surfactant B is AEO-90.
Further, described bactericide A is BK.
Further, described defoamer is TSA-285.
Further, described water is running water.
Every physical and chemical index is shown in Table 1.
Embodiment 3
The invention provides a kind of environment-friendly type microemulsified cutting fluid, by narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, PH value regulator, surfactant, bactericide and defoamer composition.Weight of the described narrow fraction naphthene base crude oil in cutting fluid Percentage is 30%, and naphthene base crude oil is squeezed into destilling tower, carry out atmospheric and vacuum distillation, reduced pressure distillation process be residual voltage 1~ 65mmHg, cuts 300~350 DEG C of distillate, then carries out the reaction pressure of reactor in hydrofinishing, unifining process For 15MPa, reaction temperature is 330 DEG C, and the total air speed of oil-feed is 0.55/h, and reaction hydrogen to oil volume ratio is 930, relative to hydrotreating Catalyst space velocities 0.75/h, relative to Hydrobon catalyst air speed 1.2/h, the catalyst in described unifining process is Ni-W-Co/Al2O3, obtain narrow fraction naphthene base crude oil.Then oiliness improver A, oiliness improver B and oiliness are added in narrow fraction naphthene base crude oil The percentage by weight of agent C, described oiliness improver A in cutting fluid is 5%, the weight hundred of described oiliness improver B in cutting fluid Point than being 10%, at the percentage by weight of described oiliness improver C in cutting fluid is 5%, 60 DEG C, half an hour is mixed, Obtain oil base part;Percentage by weight of the described water in cutting fluid is 18.5%, and antirust agent, pH are added in water afterwards adjusts Agent is saved, the percentage by weight of described antirust agent A in cutting fluid is 1%, the weight hundred of described antirust agent B in cutting fluid Point than being 2%, the percentage by weight of described antirust agent C in cutting fluid is 1%, and described pH value regulator B is in cutting fluid In percentage by weight be 5%, the percentage by weight of described pH value regulator C in cutting fluid is to mix at 5%, 60 DEG C to stir Half an hour is mixed, water base part is obtained;After then mixing oil base part and water base part 1 hour at 60 DEG C, by table Face activating agent, bactericide and defoamer are added in oil base and water base mixed liquor, and described surfactant B is in cutting fluid Percentage by weight is 6%, and the percentage by weight of described surfactant C in cutting fluid is 4%, and described bactericide B exists Percentage by weight in cutting fluid is 7%, and the percentage by weight of described defoamer in cutting fluid is 0.5%.
Further, described oiliness improver A is sulfurized fatty, and oiliness improver B is castor oil acid, and oiliness improver C is polymerization castor-oil plant Oleic acid.
Further, described antirust agent A is boric acid, and antirust agent B is decanedioic acid, and antirust agent C is 12 carbon.
Further, described pH adjusting agent B is triethanolamine, and pH adjusting agent C is isopropanolamine.
Further, described surfactant B is AEO-90, and surfactant C is 90VG.
Further, described bactericide B is bicyclohexylamine.
Further, described defoamer is TSA-285.
Further, described water is running water.
Every physical and chemical index is shown in Table 1.
Embodiment 4
The invention provides a kind of environment-friendly type microemulsified cutting fluid, by narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, PH value regulator, surfactant, bactericide and defoamer composition.Weight of the described narrow fraction naphthene base crude oil in cutting fluid Percentage is 35%, and naphthene base crude oil is squeezed into destilling tower, carry out atmospheric and vacuum distillation, reduced pressure distillation process be residual voltage 1~ 65mmHg, cuts 300~350 DEG C of distillate, then carries out the reaction pressure of reactor in hydrofinishing, unifining process For 11MPa, reaction temperature is 330 DEG C, and the total air speed of oil-feed is 0.4/h, and reaction hydrogen to oil volume ratio is 860, relative to hydrotreating Catalyst space velocities 0.75/h, relative to Hydrobon catalyst air speed 1.6/h, the catalyst in described unifining process is Mo-W/Al2O3, obtain narrow fraction naphthene base crude oil.Then oiliness improver A, oiliness improver B, oiliness improver C are added in narrow fraction naphthene base crude oil With oiliness improver D, the percentage by weight of described oiliness improver A in cutting fluid is 5%, and described oiliness improver B is in cutting fluid Percentage by weight is 5%, and the percentage by weight of described oiliness improver C in cutting fluid is 5%, and described oiliness improver D is in cutting At percentage by weight in liquid is 5%, 60 DEG C, half an hour is mixed, oil base part is obtained;Described water is in cutting fluid Percentage by weight be 16.5%, afterwards in water add antirust agent, pH adjusting agent, described antirust agent A is in cutting fluid Percentage by weight is 1%, and the percentage by weight of described antirust agent B in cutting fluid is 1%, and described antirust agent C is in cutting Percentage by weight in liquid is 1%, and the percentage by weight of described pH value regulator A in cutting fluid is 3%, described pH value Percentage by weights of the conditioning agent B in cutting fluid is 3%, and the percentage by weight of described pH value regulator C in cutting fluid is 2%, half an hour is mixed at 60 DEG C, obtains water base part;Then oil base part and water base part are mixed at 60 DEG C After stirring 1 hour, surfactant, bactericide and defoamer are added in oil base and water base mixed liquor, described surface is lived Property percentage by weight in cutting fluid of agent A be 5%, the percentage by weight of described surfactant B in cutting fluid is The percentage by weight of 3%, described surfactant C in cutting fluid is 2%, the weight of described bactericide A in cutting fluid It is 4% to measure percentage, and the percentage by weight of described bactericide B in cutting fluid is 3%, and described defoamer is in cutting fluid Percentage by weight be 0.5%.
Further, described oiliness improver A is sulfurized fatty, and oiliness improver B is castor oil acid, and oiliness improver C is polymerization castor-oil plant Oleic acid, oiliness improver D is smart dimeric dibasic acid.
Further, described antirust agent A is boric acid, and antirust agent B is decanedioic acid, and antirust agent C is 12 carbon.
Further, described pH adjusting agent A is monoethanolamine, and pH adjusting agent B is triethanolamine, and pH adjusting agent C is different Propanolamine.
Further, described surfactant A is span-80, and surfactant B is AEO-90, and surfactant C is 90VG。
Further, described bactericide A is BK, and bactericide B is bicyclohexylamine.
Further, described defoamer is TSA-285.
Further, described water is running water.
Every physical and chemical index is shown in Table 1.
Table 1
The present invention and the Britain semi-synthetic cutting fluid in Castrol, tradition each physical and chemical performance of cutting fluid is compared is shown in Table 2
Table 2
As can be seen from Table 2 with the present invention is compared with the semi-synthetic cutting fluid in Britain Castrol, with higher pH value, can be with Effectively prevent cutting fluid from going bad, increase the service life;Extreme pressure property and antifriction are also due to imported product.The present invention is cut with tradition Liquid phase ratio is cut, with higher pH value, extreme pressure property, antifriction and defoaming are better than traditional product.
The beneficial effects of the present invention are:First, compared with traditional transformer oil, this product security performance is splendid, nontoxic peace Loopful is protected harmless;Secondly, this product part index number is due to international import brand, and technological precedence, price is less than import product Board;3rd, this product is superior to national standard and using traditional cutting fluid on indices, substantially increases intermetallic composite coating neck The service life of the various devices in domain, has saved production cost.

Claims (10)

1. a kind of environment-friendly type microemulsified cutting fluid, it is characterised in that:By narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, pH It is worth conditioning agent, surfactant, bactericide and defoamer composition, the weight hundred of described narrow fraction naphthene base crude oil in cutting fluid Point than being 30%~40%, the percentage by weight of described oiliness improver in cutting fluid is 15%~20%, and described water is being cut It is 15%~20% to cut percentage by weight in liquid, and the percentage by weight of described antirust agent in cutting fluid is 3%~5%, Percentage by weight of the described pH value regulator in cutting fluid is 8%~10%, and described surfactant is in cutting fluid Percentage by weight be 6%~10%, the percentage by weight of described bactericide in cutting fluid is 6%~8%, and described disappears Percentage by weight of the infusion in cutting fluid is 0.1%~0.5%.
2. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described narrow fraction naphthene base crude oil %Cp values between 42-50, the carbon atom that Cp values refer on alkyl side chain accounts for the percentage of the total carbon number of whole molecule.
3. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described oiliness improver is sulfurized fat Any one in fat or castor oil acid, polymerized castor oil acid or smart dimeric dibasic acid or two or more combinations.
4. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described antirust agent is boric acid, the last of the ten Heavenly stems Any one in diacid or 12 carbon or two or more combinations..
5. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described pH value regulator is a second Any one in hydramine, triethanolamine or isopropanolamine or two or more combinations.
6. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described surfactant is Any one in span-80, AEO-9 or 90VG or two or more combinations.
7. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described bactericide is BK or two rings Any one in hexylamine or two or more combinations.
8. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described defoamer is TSA-285, Described water is running water.
9. environment-friendly type microemulsified cutting fluid according to claim 1, it is characterised in that:Described narrow fraction naphthene base crude oil leads to Cross following method to prepare, first squeeze into naphthene base crude oil in destilling tower, carry out atmospheric and vacuum distillation, reduced pressure distillation process is residual voltage 1 ~65mmHg, cuts 300~350 DEG C of distillate, then carries out the reaction pressure of reactor in hydrofinishing, unifining process Power is 8~15MPa, and reaction temperature is 280~360 DEG C, and the total air speed of oil-feed is 0.35~0.65/h, and reaction hydrogen to oil volume ratio is 800~950, relative to hydrotreating catalyst 0.5~0.85/h of air speed, relative to Hydrobon catalyst air speed 0.85- Catalyst in 1.95/h, described unifining process is Mo-W/Al2O3, or Ni-W-Co/Al2O3, obtain narrow fraction cycloalkanes Base oil.
10. the preparation method of the environment-friendly type microemulsified cutting fluid described in claim 1, it is characterised in that:According to mass percent Narrow fraction naphthene base crude oil, oiliness improver, water, antirust agent, pH value regulator, surfactant, bactericide and defoamer are weighed, is first existed Antirust agent, pH adjusting agent are added in water and obtains water base part;Then at 50-60 DEG C by narrow fraction naphthene base crude oil, oiliness improver and Water base part is mixed evenly, and then adds surfactant, bactericide, defoamer and is mixed evenly.
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114317087A (en) * 2021-11-25 2022-04-12 天津科技大学 Semisynthetic metal cutting fluid prepared from regenerated lubricating oil and preparation method thereof

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JPH03265691A (en) * 1990-03-15 1991-11-26 Nippon Steel Chem Co Ltd Lubricating oil composition
CN103215115A (en) * 2013-03-27 2013-07-24 沈阳帕卡濑精有限总公司 Water-soluble high-efficiency micro-emulsion cutting fluid used in metal processing
CN105861119A (en) * 2016-04-07 2016-08-17 上海中孚特种油品有限公司 High-flash-point low-condensation-point transformer oil and preparation method thereof
CN106190501A (en) * 2016-08-05 2016-12-07 上海中孚特种油品有限公司 A kind of high flashover point transformer oil and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03265691A (en) * 1990-03-15 1991-11-26 Nippon Steel Chem Co Ltd Lubricating oil composition
CN103215115A (en) * 2013-03-27 2013-07-24 沈阳帕卡濑精有限总公司 Water-soluble high-efficiency micro-emulsion cutting fluid used in metal processing
CN105861119A (en) * 2016-04-07 2016-08-17 上海中孚特种油品有限公司 High-flash-point low-condensation-point transformer oil and preparation method thereof
CN106190501A (en) * 2016-08-05 2016-12-07 上海中孚特种油品有限公司 A kind of high flashover point transformer oil and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114317087A (en) * 2021-11-25 2022-04-12 天津科技大学 Semisynthetic metal cutting fluid prepared from regenerated lubricating oil and preparation method thereof

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