CN110106013A - Boron nitrogen lubricant compositions and preparation method thereof and the combination prepare micro lubricating agent - Google Patents
Boron nitrogen lubricant compositions and preparation method thereof and the combination prepare micro lubricating agent Download PDFInfo
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- CN110106013A CN110106013A CN201910490428.1A CN201910490428A CN110106013A CN 110106013 A CN110106013 A CN 110106013A CN 201910490428 A CN201910490428 A CN 201910490428A CN 110106013 A CN110106013 A CN 110106013A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
- C10M159/12—Reaction products
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M167/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M173/00—Lubricating compositions containing more than 10% water
- C10M173/02—Lubricating compositions containing more than 10% water not containing mineral or fatty oils
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/287—Partial esters
- C10M2207/288—Partial esters containing free carboxyl groups
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/287—Partial esters
- C10M2207/289—Partial esters containing free hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2215/042—Amines, 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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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
- C10M2219/042—Sulfate esters
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
- C10M2227/06—Organic compounds derived from inorganic acids or metal salts
- C10M2227/061—Esters derived from boron
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/64—Environmental friendly compositions
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/20—Metal working
- C10N2040/22—Metal working with essential removal of material, e.g. cutting, grinding or drilling
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- Oil, Petroleum & Natural Gas (AREA)
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Abstract
A kind of boron nitrogen lubricant compositions provided by the invention, it is characterized in that, by including that dimeric dibasic acid, triethanolamine, boric acid, polyethylene glycol are prepared, wherein above-mentioned dimeric dibasic acid, triethanolamine molar ratio be the molar ratio of 0.5-1.5:1 triethanolamine and boric acid be 2-3:1；The weight fraction ratio of dimeric dibasic acid and polyethylene glycol is 100:50-100.It is that B-N type extreme pressure anti-wear additives and antirust agent, lubricity, water solubility are good using lubricant compositions prepared by the present invention.The present invention also provides prepare micro lubricating agent with boron nitrogen lubricant compositions, it is characterized in that, also containing components such as ethylhexyl palmitate, triethanolamine lauryl sulfate, maleic acid castor oil ester, lanolin alcohols, micro lubricating agent prepared by the present invention is able to satisfy lubrication, extreme-pressure anti-wear and the antirust requirement of intermetallic composite coating；Cooperate minimum quantity lubrication device to use, 90% or more the usage amount of lubricant can be saved, energy-saving and emission-reduction, environmental protection effect are significant.
Description
Technical field
The invention belongs to lubrication technical fields, and in particular, to boron nitrogen lubricant compositions and preparation method thereof and the group
Conjunction prepares micro lubricating agent.
Background technique
Traditional metal cutting process carries out a large amount of shower formula lubrications, lubricant using mineral oil or vegetable oil or cutting fluid
Usage amount it is big, not only waste of resource, causes the huge pollution of processing site and environment, while can also seriously affect operator
Health.
To solve these problems, certain progress, Minimal Quantity Lubrication Technology solution are obtained to the research of Minimal Quantity Lubrication Technology in the recent period
The problems such as above lubricant usage amount of having determined is big, seriously polluted, excessive use contain to the disagreeableness sulfur-bearing of environment and add containing chlorine
Add agent, studying a kind of not sulfur-bearing, chlorine and the excellent micro lubricating agent addition agent of extreme pressure and antiwear behavior is a kind of challenge.
Since the specific heat ratio of water is larger, especially in intermetallic composite coating, the vaporization of water can take away a large amount of friction and
Deformation heat is the significant project of a ratio so being applied to Minimal Quantity Lubrication Technology to research water-based lubricant.
Summary of the invention
In view of the above project, the present invention provides boron nitrogen lubricant compositions and preparation method thereof and the combination prepares micro profit
Lubrication prescription.
To achieve the above object, a kind of boron nitrogen lubricant compositions provided by the invention, which is characterized in that by including dimerization
Acid, triethanolamine, boric acid, polyethylene glycol are prepared,
Wherein, above-mentioned dimeric dibasic acid, triethanolamine molar ratio be 0.5-1.5:1；Optimum mole ratio is 1:1；
The molar ratio of above-mentioned triethanolamine and boric acid is 2-3:1；Optimum mole ratio is 2.5:1；
The weight fraction ratio of above-mentioned dimeric dibasic acid and polyethylene glycol is 100:50-100.
Above-mentioned polyethylene glycol selects one or more of the polyethylene glycol of molecular weight 200-1000 mixture；It is preferred that commodity
Model: one or more of PEG200, PEG300, PEG400, PEG500, PEG600, PEG800, PEG1000 mixture.
The present invention also provides the preparation methods of above-mentioned boron nitrogen lubricant compositions:
Step 1: weighing dimeric dibasic acid, triethanolamine is added in blender together, is heated with stirring to 100-120 DEG C, sufficiently anti-
It answers 1-2 hours, as a kind of dimeric dibasic acid triglycolyl amine.
Step 2: it weighs boric acid and is added in the blender of step 1, kept for 100-120 DEG C reaction 3-4 hours, hydroxyl second is added
Ethylethanolamine continues stirring 1 hour or so, as dimeric dibasic acid triglycolyl amine borate.
The effect of above-mentioned ethoxy ethanol amine mainly plays chelation, and usage amount is the 30-40% of boric acid weight.
Step 3: it weighs polyethylene glycol and is added in step 2, kept for 100-120 DEG C reaction 2-3 hours, as boron nitrogen lubricates
Agent composition.
It is micro that the boron nitrogen lubricant compositions of above-mentioned preparation can add 1-5 times of water to be used in directly as micro lubricating agent
In lubricating arrangement.
In addition, the present invention also provides a kind of micro lubricating agent containing above-mentioned boron nitrogen lubricant compositions, which is characterized in that
It is prepared by following components in percentage by weight:
The maleic acid castor oil ester occurs esterification by castor oil and maleic acid and is prepared, wherein castor oil with
The molar ratio of maleic acid is 1:1-2；Preferred molar ratio is 1:1.5；
The preparation method of the maleic acid castor oil ester: weighing castor oil, maleic acid is added in reaction kettle together, stirring plus
Heat is sufficiently reacted 6-8 hours to 200-220 DEG C, depressurizes discharge moisture 2-3 times, as maleic acid among reaction and after reaction altogether
Castor oil ester.
In order to accelerate above-mentioned reaction process, can be added catalyst promote reaction, the catalyst can choose sun from
One or more of sub-exchange resin, Bronsted acid, phase transfer catalyst mixture.
The phosphoric acid of above-mentioned catalyst preferred concentration 50-85%, when selecting phosphoric acid as catalyst, it is also an advantage that being
It participates in the phosphate compound that catalysis reaction generates to be not necessarily to carry out separating treatment, the environment caused by can reducing because of separating catalyst
The consumption such as pollution and water, electricity, chemical reagent；Phosphate compound can also reduce coefficient of friction simultaneously, reduce micro lubricating oil and answer
The cutter of used time is lost.
When above-mentioned catalyst selects phosphoric acid, usage amount is the 0.5- that phosphoric acid effective component accounts for castor oil and maleic acid total weight
1%.
The present invention also provides a kind of preparation methods of micro lubricating agent, it is characterised in that: weighs boron nitrogen lubricant combination
Object, ethylhexyl palmitate, triethanolamine lauryl sulfate, maleic acid castor oil ester, lanolin alcohol are at a temperature of 40~60 DEG C
When mixing to transparent or semitransparent.
During use, by above-mentioned micro lubricating agent add 1-5 times of water stir it is micro to being added after transparent or semitransparent
It is used in lubricating arrangement.
The action and effect of invention
It is B-N type extreme pressure anti-wear additives and antirust agent, lubricity, water solubility using lubricant compositions prepared by the present invention
It is good.
In the present invention, ethylhexyl palmitate is to provide good lubricity, and biodegradability is good.
In the present invention, triethanolamine lauryl sulfate is good cationic surfactant, while greasy property is good
It is good.
In the present invention, maleic acid castor oil ester is good oiliness anti-friction liniment, while degradability is good.Castor-oil plant
Oil is since there are 3 vacancy-OH in molecular structure, so carrying out reaction with maleic acid can be generated the biggish maleic acid of molecular weight
Castor oil ester.
In the present invention, lanolin alcohol is good non-ionic surface Rising-of-water agent, and greasy property is good, biodegradable.
Micro lubricating agent prepared by the present invention is just able to satisfy lubrication, extreme-pressure anti-wear and the antirust requirement of intermetallic composite coating；
Cooperate minimum quantity lubrication device to use, 90% or more the usage amount of cutting fluid can be saved, energy-saving and emission-reduction, environmental protection effect are significant
In formula of the invention, after above-mentioned each component mixing, it is based on its respective design feature, can be occurred intermolecular weak
Key active force improves and excites the properties such as mutual lubricity, dissolubility and extreme pressure anti-wear after mixing.
Specific embodiment
Embodiment one
Step 1: weighing dimeric dibasic acid 564.92g (1mol), triethanolamine 149.19g (1mol) and be added in blender together,
120 DEG C are heated with stirring to, sufficiently reaction 1 hour, as a kind of dimeric dibasic acid triglycolyl amine.
Step 2: weighing boric acid 30.92g (0.5mol) and be added in the blender of step 1, is kept for 120 DEG C react 3 hours,
Ethoxy ethanol amine 10g is added to continue to filter for stirring 1 hour or so, as boron nitrogen type lubricant oil composite.
Step 3: weighing 290g polyethylene glycol (PEG200) and be added in step 2, is kept for 120 DEG C react 2 hours, as boron
Nitrogen lubricant compositions.
Boron nitrogen lubricant compositions prepared by embodiment one can be used directly as micro lubricating agent, and 3 times of water is added to stir
Directly using in minimum quantity lubrication device after transparent.
Above-mentioned boron nitrogen lubricant compositions are subjected to the test of four ball extreme pressures, test result: P with GB/T12583 experimental methodD
>6080N。
Embodiment two
Step 1: dimeric dibasic acid 282.46g (0.5mol) is weighed, blender is added in triethanolamine 149.19g (1mol) together
In, 100 DEG C are heated with stirring to, sufficiently reaction 2 hours, as a kind of dimeric dibasic acid triglycolyl amine.
Step 2: weighing boric acid 20.61g (1/3mol) and be added in the blender of step 1, is kept for 100 DEG C react 4 hours,
Ethoxy ethanol amine 8g is added to continue to filter for stirring 1 hour or so, as boron nitrogen type lubricant oil composite.
Step 3: weighing 280g polyethylene glycol (PEG300) and be added in step 2, is kept for 100 DEG C react 3 hours, as boron
Nitrogen lubricant compositions.
Weigh boron nitrogen lubricant compositions 500g, ethylhexyl palmitate 200g, triethanolamine lauryl sulfate 100g, horse
Come when sour castor oil ester 100g, lanolin alcohol 100g mix to transparent or semitransparent at a temperature of 40 DEG C to be a kind of micro
Lubricant.
The preparation method of above-mentioned maleic acid castor oil ester: castor oil 929.26g (1mol), maleic acid 232.14g are weighed
(2mol) is added in reaction kettle together, is heated with stirring to 200 DEG C, sufficiently reaction 8 hours, reacts intermediate draining 2 times, after reaction again
Moisture, as maleic acid castor oil ester is discharged.
Embodiment three
Step 1: dimeric dibasic acid 847.38g (1.5mol) is weighed, blender is added in triethanolamine 149.19g (1mol) together
In, 110 DEG C are heated with stirring to, sufficiently reaction 1.5 hours, as a kind of dimeric dibasic acid triglycolyl amine.
Step 2: weighing boric acid 24.73g (0.4mol) and be added in the blender of step 1, keeps 110 DEG C of reactions 3.5 small
When, ethoxy ethanol amine 8g is added and continues to filter for stirring 1 hour or so, as boron nitrogen type lubricant oil composite.
Step 3: weighing 500g polyethylene glycol (PEG1000) and be added in step 2, keeps 110 DEG C of reactions 2.5 hours, i.e.,
For boron nitrogen lubricant compositions.
Weigh boron nitrogen lubricant compositions 400g, ethylhexyl palmitate 300g, triethanolamine lauryl sulfate 200g, horse
Carry out as a kind of micro profit when sour castor oil ester 50g, lanolin alcohol 50g mix to transparent or semitransparent at a temperature of 60 DEG C
Lubrication prescription.
The preparation method of above-mentioned maleic acid castor oil ester: castor oil 929.26g (1mol), maleic acid 116.07g are weighed
(1mol) is added in reaction kettle together, is heated with stirring to 220 DEG C, sufficiently reaction 6 hours, reacts intermediate draining 1 time, after reaction again
Moisture, as maleic acid castor oil ester is discharged.
Example IV
Step 1: weighing dimeric dibasic acid 564.92g (1mol), triethanolamine 149.19g (1mol) and be added in blender together,
112 DEG C are heated with stirring to, sufficiently reaction 1.5 hours, as a kind of dimeric dibasic acid triglycolyl amine.
Step 2: weighing boric acid 24.73g (0.4mol) and be added in the blender of step 1, keeps 113 DEG C of reactions 3.5 small
When, ethoxy ethanol amine 9g is added and continues to filter for stirring 1 hour or so, as boron nitrogen type lubricant oil composite.
Step 3: weighing 300g polyethylene glycol (PEG800) and be added in step 2, keeps 113 DEG C of reactions 2.5 hours, as
Boron nitrogen lubricant compositions.
Weigh boron nitrogen lubricant compositions 450g, ethylhexyl palmitate 250g, triethanolamine lauryl sulfate 150g, horse
Come when sour castor oil ester 80g, lanolin alcohol 70g mix to transparent or semitransparent at a temperature of 50 DEG C or so to be a kind of micro-
Measure lubricant.
The preparation method of above-mentioned maleic acid castor oil ester: castor oil 929.26g (1mol), maleic acid 174.11g are weighed
(1.5mol), 8g phosphoric acid (concentration 85%) are added in reaction kettle together, are heated with stirring to 212 DEG C, sufficiently reaction 7 hours, reaction
Centre draining 2 times, is then exhausted from moisture, as maleic acid castor oil ester after reaction.
Embodiment five
Step 1: weighing dimeric dibasic acid 564.92g (1mol), triethanolamine 149.19g (1mol) and be added in blender together,
110 DEG C are heated with stirring to, sufficiently reaction 1.5 hours, as a kind of dimeric dibasic acid triglycolyl amine.
Step 2: weighing boric acid 24.73g (0.4mol) and be added in the blender of step 1, keeps 110 DEG C of reactions 3.5 small
When, ethoxy ethanol amine 8g is added and continues to filter for stirring 1 hour or so, as boron nitrogen type lubricant oil composite.
Step 3: weighing 400g polyethylene glycol (PEG600) and be added in step 2, keeps 110 DEG C of reactions 2.5 hours, as
Boron nitrogen lubricant compositions.
Weigh boron nitrogen lubricant compositions 420g, ethylhexyl palmitate 270g, triethanolamine lauryl sulfate 140g, horse
Come when sour castor oil ester 90g, lanolin alcohol 80g mix to transparent or semitransparent at a temperature of 50 DEG C or so to be a kind of micro-
Measure lubricant.
The preparation method of above-mentioned maleic acid castor oil ester: castor oil 929.26g (1mol), maleic acid 174.11g are weighed
(1.5mol), 17g phosphoric acid (concentration 50%) are added in reaction kettle together, are heated with stirring to 210 DEG C, sufficiently reaction 7 hours, reaction
Centre draining 1 time, is then exhausted from moisture, as maleic acid castor oil ester after reaction.
Embodiment six
Step 1: weighing dimeric dibasic acid 564.92g (1mol), triethanolamine 149.19g (1mol) and be added in blender together,
110 DEG C or so are heated with stirring to, sufficiently reaction 1.5 hours, as a kind of dimeric dibasic acid triglycolyl amine.
Step 2: weighing boric acid 24.73g (0.4mol) and be added in the blender of step 1, is kept for 110 DEG C or so, reaction
3.5 hours, ethoxy ethanol amine 9g is added and continues to filter for stirring 1 hour or so, as boron nitrogen type lubricant oil composite.
Step 3: weighing 500g polyethylene glycol (PEG500) and be added in step 2, keeps 110 DEG C of reactions 2.5 hours, as
Boron nitrogen lubricant compositions.
Weigh boron nitrogen lubricant compositions 460g, ethylhexyl palmitate 230g, triethanolamine lauryl sulfate 180g, horse
Come when sour castor oil ester 60g, lanolin alcohol 70g mix to transparent or semitransparent at a temperature of 40-50 DEG C to be a kind of micro-
Measure lubricant.
The preparation method of above-mentioned maleic acid castor oil ester: castor oil 929.26g (1mol), maleic acid 174.11g are weighed
(1.5mol), 15g phosphoric acid (concentration 50%) are added in reaction kettle together, are heated with stirring to 210 DEG C or so, sufficiently reaction 7 hours,
The intermediate draining of reaction 2 times, is then exhausted from moisture, as maleic acid castor oil ester after reaction.
It is applied to aluminum alloy spare part vehicle after micro lubricating agent prepared by above-described embodiment six and water are mixed by 1:1
Cut processing, numerically controlled lathe model: CZ-30.Circulation lubrication originally is carried out with emulsion cutting fluid (concentration about 5%), is changed now
For KS-2106 minimum quantity lubrication device (2 nozzles, nozzle used are the energy-conserving spray nozzle that Shanghai Jinzhao Conservation of Energy Science & Technology Co., Ltd. provides)
With above-mentioned micro lubricating agent, 8 hour/day of working time, the result is as follows:
| Project | Conventional lubrication mode | Micro lubricating mode |
| Lubricant consumes (liter/day) | 10 liters | 0.28 liter |
| Lathe tool average life | 7 days | 11 days |
Claims (10)
1. a kind of boron nitrogen lubricant compositions, it is characterised in that: by including dimeric dibasic acid, triethanolamine, boric acid, polyethylene glycol preparation
It forms,
The dimeric dibasic acid, triethanolamine molar ratio be 0.5-1.5:1；
The triethanolamine, boric acid molar ratio be 2-3:1；
The dimeric dibasic acid, polyethylene glycol weight fraction ratio be 100:50-100.
2. a kind of boron nitrogen lubricant compositions as described in claim 1, it is characterised in that:
The dimeric dibasic acid, triethanolamine molar ratio be 1:1；
The triethanolamine, boric acid molar ratio be 2.5:1.
3. a kind of boron nitrogen lubricant compositions as described in claim 1, it is characterised in that:
The polyethylene glycol selects one or more of the polyethylene glycol of molecular weight 200-1000 mixture；It is preferred that commodity-type
Number: one or more of PEG200, PEG300, PEG400, PEG500, PEG600, PEG800, PEG1000 mixture.
4. a kind of boron nitrogen lubricant compositions preparation method as described in any one of claims 1-3, it is characterised in that:
Step 1: weighing dimeric dibasic acid, triethanolamine is added in blender together, is heated with stirring to 100-120 DEG C, sufficiently reaction 1-
2 hours, as a kind of dimeric dibasic acid triglycolyl amine；
Step 2: it weighs boric acid and is added in the blender of step 1, kept for 100-120 DEG C reaction 3-4 hours, ethoxy second is added
Hydramine continues stirring 1 hour or so, as dimeric dibasic acid triglycolyl amine borate；
The ethoxy ethanol amine dosage is the 30-40% of boric acid weight；
Step 3: it weighs polyethylene glycol and is added in step 2, kept for 100-120 DEG C reaction 2-3 hours, as boron nitrogen lubricant group
Close object.
5. a kind of micro lubricating agent, it is characterised in that:
Boron nitrogen lubricant compositions as described in any one of claims 1-3 can add 1-5 times of water directly as micro lubricating
Agent is used in minimum quantity lubrication device.
6. a kind of micro lubricating agent of the described in any item boron nitrogen lubricant compositions of 1-3 containing claim, it is characterised in that: by
Following components in percentage by weight is prepared:
7. a kind of micro lubricating agent as claimed in claim 6, it is characterised in that:
The maleic acid castor oil ester occurs esterification with maleic acid by castor oil and is prepared, wherein castor oil and Malaysia
The molar ratio of acid is 1:1-2；Preferred molar ratio is 1:1.5.
8. micro lubricating agent as claimed in claim 6, it is characterised in that:
The preparation method of the maleic acid castor oil ester: weighing castor oil, maleic acid is added in reaction kettle together, is heated with stirring to
It 200-220 DEG C, sufficiently reacts 6-8 hours, depressurizes discharge moisture 2-3 times, as maleic acid castor-oil plant among reaction and after reaction altogether
Grease.
9. micro lubricating agent as claimed in claim 8, it is characterised in that:
It is additionally added catalyst and promotes reaction, the catalyst can choose cation exchange resin, Bronsted acid, phase transfer catalysis (PTC)
One or more of agent mixture；
The phosphoric acid of the catalyst preferred concentration 50-85%；
Usage amount is preferably the 0.5-1% that phosphoric acid effective component accounts for castor oil and maleic acid total weight.
10. a kind of preparation method of micro lubricating agent, it is characterised in that:
Weigh boron nitrogen lubricant compositions, ethylhexyl palmitate, triethanolamine lauryl sulfate, maleic acid castor oil ester, sheep
When hair lipidol mixes to transparent or semitransparent at a temperature of 40~60 DEG C.
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