CN108048168A - A kind of environment-friendly degradable micro cutting liquid and preparation method thereof - Google Patents
A kind of environment-friendly degradable micro cutting liquid and preparation method thereof Download PDFInfo
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- CN108048168A CN108048168A CN201711352467.2A CN201711352467A CN108048168A CN 108048168 A CN108048168 A CN 108048168A CN 201711352467 A CN201711352467 A CN 201711352467A CN 108048168 A CN108048168 A CN 108048168A
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
- C10M145/40—Polysaccharides, e.g. cellulose
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
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- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
- C08G65/48—Polymers modified by chemical after-treatment
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
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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
- 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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- 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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- 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
- C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
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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
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
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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
- C10M2225/00—Organic macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2225/04—Organic macromolecular compounds containing phosphorus as ingredients in lubricant compositions obtained by phosphorisation of macromolecualr compounds not containing phosphorus in the monomers
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- 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
- 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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Abstract
The present invention provides a kind of environment-friendly degradable micro cutting liquid, it is characterised in that：It is prepared by the raw material for including chitosan cithrol；Wherein, the dosage of the chitosan cithrol is the 30 100% of raw material gross weight.The lubricant compositions prepared using the present invention, due to the chitosan cithrol of synthesis, it is good with excellent lubricity, extreme pressure anti-wear/good, water solubility, and a kind of excellent surfactant, traditional chloride, sulphur, the extreme pressure anti-wear additives of phosphorus can completely or partially be substituted to be used in micro cutting liquid, a small amount of micro cutting liquid is with regard to that can meet lubrication, extreme-pressure anti-wear and the antirust requirement of intermetallic composite coating；Minimum quantity lubrication device is coordinated to use, the usage amount more than 90% of cutting fluid can be saved, energy-saving and emission-reduction, environmental protection effect are notable.
Description
Technical field
The invention belongs to lubrication technical fields, are related to a kind of environment-friendly degradable micro cutting liquid and preparation method thereof.
Background technology
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 the problems, such as these, certain progress, Minimal Quantity Lubrication Technology are obtained to the research of Minimal Quantity Lubrication Technology in the recent period
It solves the problems such as more than lubricant usage amount is big, seriously polluted, but is also deposited to the research of micro lubricating agent, but in application aspect
Certain the problem of, mainly lubricate and cool down problem and not can solve.
In addition, it is exactly that micro lubricating agent generally requires to add the additives such as substantial amounts of sulfur-bearing, chloride to increase the pole of product
Press wear resistence, tool life.A kind of micro lubricating system as disclosed in the Chinese patent of Publication No. CN101376863
System aluminum alloy cutting fluid and its preparation method and application, uses：Base oil 30%, sulfide isobutene 5-20%, chlorinated paraffin 5-
20%th, thiophosphate 5-20%, potassium borate 5-20%, surfactant 10%, antirust agent 5%, above-mentioned base oil use
Mineral oil or vegetable oil.The additive of this sulfur-bearing, chloride etc. can cause environment larger pressure, and pole is not environmentally.
The content of the invention
In view of disadvantages described above, micro the purpose of the present invention is overcoming the deficiencies of the prior art and provide a kind of environment-friendly degradable
Cutting fluid.
To achieve the above object, a kind of environment-friendly degradable micro cutting liquid provided by the invention is characterized in that, by including
The raw material of chitosan cithrol is prepared；
Wherein, the dosage of the chitosan cithrol is the 30-100% of raw material gross weight.
Further, a kind of environment-friendly degradable micro cutting liquid provided by the invention, also has the characteristics that such：I.e., on
Chitosan cithrol is stated to be obtained by the reaction by chitosan, aliphatic acid, polyethylene glycol；
Wherein, above-mentioned molecular cell chitosan, aliphatic acid, the molar ratio of polyethylene glycol are 1：2-3:0.5-1；
The molecular cell that above-mentioned molecular cell chitosan selects for：The unit with 161 for molecular weight into
The conversion of row molar ratio.
Further, a kind of environment-friendly degradable micro cutting liquid provided by the invention, also has the characteristics that such：I.e., on
It states aliphatic acid and is selected from carbon number as one or more of the saturation of 10-20 or unrighted acid；
Above-mentioned aliphatic acid preferably is selected from one or more of n-capric acid, lauric acid, palmitic acid, oleic acid, stearic acid；
Above-mentioned polyethylene glycol is selected from the mixture of one or both of diethylene glycol or triethylene glycol.Select polyethylene glycol
Also other function, reactant can form the higher net structure of molecular weight, increase the extreme pressure property of product.
Further, a kind of environment-friendly degradable micro cutting liquid provided by the invention, also has the characteristics that such：I.e., on
The preparation method for stating chitosan cithrol is：Chitosan, aliphatic acid, polyethylene glycol are separately added into reaction kettle
In, 200-240 DEG C is heated with stirring to, when fully reaction 8-12 is small, decompression discharge moisture, is chitosan polyethylene glycol fatty acid
Ester；
Or
In order to improve reaction speed, concentration 50-85% phosphoric acid can be added to carry out catalytic reaction, the active ingredient of above-mentioned phosphoric acid accounts for
The 0.5-1% of reactant total weight.Using phosphoric acid be catalyzed there are one act on, catalyst need not be divided after reaction
From the phosphate of simultaneous reactions generation is a kind of excellent extreme pressure anti-wear additives.
I.e., the reaction process is：Chitosan, aliphatic acid, polyethylene glycol, phosphoric acid are added in reaction kettle successively or by several times,
200-240 DEG C is heated with stirring to, when fully reaction 8-12 is small, decompression discharge moisture, is chitosan cithrol.
In addition, being found in the solution of the present invention, the chitosan cithrol of above method manufacture can add
Enter the directly stirring of 1-5 times of water to transparent or semitransparent, to be directly loadable into minimum quantity lubrication device and use as micro cutting liquid.
In addition, the present invention also provides a kind of environment-friendly degradable micro cutting liquid, which is characterized in that by following weight percent
The component of ratio is fabricated：
Wherein, above-mentioned fatty-acid monoester is selected from methyl oleate, methyl laurate, ethyl laurate, methyl stearate, tristearin
One or more of acetoacetic ester, methyl hexadecanoate, ethyl palmitate, ethyl oleate, butyl oleate, isobutyl palmitate；This
Class monoesters is good biodegradable lubricant, and greasy property is good, while has relatively low kinematic viscosity.
Above-mentioned fatty alcohol polyoxyethylene ether is selected from fatty alcohol and ethylene oxide carries out the fatty alcohol polyoxy of addition reaction generation
One or more of vinethene；
Contain 6-10 ethylene oxide group in above-mentioned fatty alcohol polyoxyethylene ether；
Above-mentioned fatty alcohol polyoxyethylene ether preferably is selected from one kind or several in AEO-6, AEO-7, AEO-8, AEO-9, AEO-10
Kind；
Above-mentioned alcohol ether phosphate is selected from the anti-of fatty alcohol, ethylene oxide, the polymerizate of propylene oxide and phosphorus-containing compound
Answer one or more of product；
Above-mentioned alcohol ether phosphate preferably is selected from Rhodafac PA-24, Rhodafac PA-26；Hostaphat 1322,
One kind in Hostaphat 1306.
The specific process step of above-mentioned alcohol ether phosphate synthesis route is as follows：
Step 1：It weighs in fatty alcohol and catalyst reaction kettle, is filled with protection gas (such as：Nitrogen) convert out sky in reaction kettle
When gas is protected to keep positive pressure in polymeric kettle, reaction is promoted with protection gas head tank by gas for ethylene oxide, propylene oxide mixture
Kettle, while stirring is warming up to 100-120 DEG C, and reaction temperature is kept to be no more than 120 DEG C, reaction time is：It is fat when 5-8 is small
Fat alcohol polyoxyethylene poly-oxygen propylene aether.
Above-mentioned catalyst is sodium hydroxide or potassium hydroxide.
Above-mentioned sodium hydroxide or potassium hydroxide active ingredient weight percent for above-mentioned reactant total weight 0.3~
0.5%.
Since the reaction of this step is exothermic reaction, the too fast harmful effect of heat release in order to prevent, ethylene oxide and epoxy
It is necessary to be controlled by for the addition speed of propane.
Step 2: after the completion of waiting in aforesaid reaction vessels Fatty alcohol polyoxyethylene polyoxypropylene ether reaction, it is slowly added to weigh
Phosphorus pentoxide stirring, keep reaction temperature be no more than 150 DEG C, then react 2-4 it is small when after, decompression discharge moisture, be
Alcohol ether phosphate.
Since the reaction of this step is exothermic reaction, local reaction overheat carbonization in order to prevent, phosphorus pentoxide adds
Entering speed, it is necessary to be controlled by.
This reaction product alcohol ether phosphate is a kind of mixture of multicomponent phosphate.
Above-mentioned fatty alcohol, ethylene oxide, propylene oxide, the molar ratio of phosphorus pentoxide are 1：5~10：1~2：0.3~1.
Further, above-mentioned environment-friendly degradable micro cutting liquid, also has the characteristics that such：I.e., above-mentioned fatty alcohol is selected from
Carbon number is one or more of saturation or unsaturated fatty alcohol of 10-20；
Above-mentioned fatty alcohol preferably is selected from Decanol, laruyl alcohol, different tridecanol, ten four carbon alcohols, hexadecanol, oleyl alcohol, stearyl alcohol, flower
One or more of raw alcohol.
In addition, the preparation method the present invention also provides above-mentioned environment-friendly degradable micro cutting liquid：I.e., by the poly- second of chitosan
Diol fatty acid ester and other components are (such as：Fatty-acid monoester, fatty alcohol polyoxyethylene ether, alcohol ether phosphate etc.) at 40~60 DEG C
At a temperature of when mixing to transparent；
In addition, the application method the present invention also provides above-mentioned environment-friendly degradable micro cutting liquid：I.e., when in use, will
Above-mentioned environment-friendly degradable micro cutting liquid adds 1-5 times of water to stir to adding in minimum quantity lubrication device after transparent or semitransparent to use.
The effect of invention
The lubricant compositions prepared using the present invention due to the chitosan cithrol of synthesis, are had excellent
Different lubricity, extreme pressure anti-wear is good, water solubility is good and a kind of excellent surfactant, can completely or partially substitute biography
The chloride of system, sulphur, the extreme pressure anti-wear additives of phosphorus are used in micro cutting liquid, and a small amount of micro cutting liquid is with regard to that can meet intermetallic composite coating
Lubrication, extreme-pressure anti-wear and antirust requirement；Coordinate minimum quantity lubrication device use, can save the usage amount 90% of cutting fluid with
On, energy-saving and emission-reduction, environmental protection effect are notable.
Fatty-acid monoester is excellent lubricant, and biological degradability is good.
Fatty alcohol polyoxyethylene ether provides good lubricity, is O/W type nonionic surfactants, while has good
Biological degradability.
Alcohol ether phosphate has good lubricity and extreme pressure anti-wear, can completely or partially substitute sulfur-bearing, chloride pole
Antiwear additive is pressed, is easier to prepare water-soluble metalworking liquid.
Specific embodiment
Embodiment one
Weigh 1610g (10mol molecular cells chitosan) chitosan, 5168g (30mol) n-capric acid, 1061g (10mol)
Diethylene glycol is separately added into reaction kettle, is added in 80g phosphoric acid (85%), is heated with stirring to 200 DEG C, when fully reaction 12 is small, is subtracted
Pressure goes out moisture, is chitosan polyethylene glycol decylate.
Weigh chitosan polyethylene glycol decylate 500g, methyl oleate 250g, fatty alcohol polyoxyethylene ether (AEO-10)
As a kind of environmental protection can when 150g, alcohol ether phosphate (Rhodafac PA-24) 100g mix to transparent at a temperature of 60 DEG C
Degradation micro cutting liquid.
Above-mentioned micro cutting liquid is carried out four ball extreme pressures with GB/T12583 experimental methods to test, result of the test：PD>620
(kgf)。
Embodiment two
Weigh 1610g (10mol molecular cells chitosan) chitosan, 4006g (20mol) lauric acid, 751g (5mol) three
Ethylene glycol is separately added into reaction kettle, is heated with stirring to 240 DEG C, and when fully reaction 8 is small, decompression discharge moisture, is chitosan
Polyethylene glycol laurate.
Weigh chitosan polyethylene glycol laurate 400g, methyl hexadecanoate 300g, fatty alcohol polyoxyethylene ether (AEO-6)
As a kind of environmental protection can when 200g, alcohol ether phosphate (Rhodafac PA-26) 100g mix to transparent at a temperature of 40 DEG C
Degradation micro cutting liquid.
Embodiment three
Weigh 1610g (10mol molecular cells chitosan) chitosan, 7112g (25mol) stearic acid, 849g (8mol) two
Ethylene glycol is separately added into reaction kettle, is added in 90g phosphoric acid (85%), is heated with stirring to 220 DEG C, when fully reaction 10 is small, decompression
Moisture is discharged, is chitosan polyethylene glycol stearate.
Weigh chitosan polyethylene glycol stearate 460g, butyl oleate 240g, fatty alcohol polyoxyethylene ether (AEO-7)
As a kind of ring when 100g, alcohol ether phosphate (Hostaphat 1322) 200g mix to transparent at a temperature of 50 DEG C or so
Protecting degradable micro cutting liquid.
Example IV
Weigh 1610g (10mol molecular cells chitosan) chitosan, 5898g (23mol) palmitic acid, 901g (6mol) three
Ethylene glycol is separately added into reaction kettle, is added in 100g phosphoric acid (50%), is heated with stirring to 210 DEG C, when fully reaction 11 is small, decompression
Moisture is discharged, is chitosan polyethylene glycol palmitate.
Weigh chitosan polyethylene glycol palmitate 450g, methyl oleate 250g, fatty alcohol polyoxyethylene ether (AEO-8)
As a kind of environment-friendly degradable micro cutting liquid when 150g, alcohol ether phosphate 100g mix to transparent at a temperature of 60 DEG C.
The preparation method of above-mentioned alcohol ether phosphate is as follows：
Step 1：It weighs in the oleyl alcohol and 8g sodium hydroxides (30%) solution reaction kettle of 268.49g (1mol), is filled with nitrogen
Air in reaction kettle is converted out, when nitrogen keeps positive pressure in polymeric kettle, with nitrogen feed tank by 264.3g (6mol) epoxy second
Alkane, 87.12g (1.5mol) propylene oxide mixture promote reaction kettle, while stirring is warming up to 120 DEG C, keep reaction temperature not
More than 120 DEG C, the reaction time is：6 it is small when, be oleic alcohol polyoxyethylene polyethenoxy ether.
Step 2: after the completion of waiting in aforesaid reaction vessels the reaction of oleic alcohol polyoxyethylene polyethenoxy ether, it is slowly added to what is weighed
60g phosphorus pentoxides stir, keep reaction temperature be no more than 150 DEG C, then react 3 it is small when after, decompression discharge moisture, be one
Kind alcohol ether phosphate.
Embodiment five
Weigh 1610g (10mol molecular cells chitosan) chitosan, 7062g (25mol) oleic acid, 955g (9mol) diethyl
Glycol is separately added into reaction kettle, is added in 150g phosphoric acid (50%), is heated with stirring to 230 DEG C, when fully reaction 9 is small, decompression row
Go out moisture, be chitosan polyethylene glycol (PEG) oleate.
Above-mentioned chitosan polyethylene glycol (PEG) oleate is a kind of environment-friendly degradable micro cutting liquid.Add 1-5 times of water during use
It stirs to transparent or semitransparent.
By above-mentioned environment-friendly degradable micro cutting liquid and water by weight 1:It is applied to aluminum alloy spare part after 2 mixings
Turn-milling cutting, numerical control machining center model：CMV-510AII.Originally cycling lubrication is carried out with emulsion cutting fluid (concentration about 5%)
Cooling, being changed to KS-2106 minimum quantity lubrication devices now, (3 nozzles, nozzle used provide for Shanghai Jinzhao Conservation of Energy Science ＆ Technology Co., Ltd.
Energy-conserving spray nozzle) and above-mentioned environmentally friendly micro cutting liquid, when the working time 8 is small/day, as a result such as following table：
| Project | Conventional lubrication mode | Micro lubricating mode |
| Lubricant consumes (liter/day) | 10 liters | 0.18 liter |
| Milling cutter average life | 3 days | 4 days |
The above-mentioned environment-friendly degradable micro cutting liquid for preparing is subjected to biodegradable experiment：
1. experimental method：GB/T 21856-2008 chemicals fast degradations carbon dioxide generates experiment.
2. experiment material：
2.1 fluid：Environment-friendly degradable micro cutting liquid prepared by above-described embodiment 1.
2.2 inoculum：Soil at different places earth's surface 0-10cm is derived from, soil sample is soaked after mixing, removal of impurities with deionized water
Bubble stirring takes supernatant.
3. experimental result：
Calculating 28 days biological degradation rates is：84.32%.
Claims (10)
1. a kind of environment-friendly degradable micro cutting liquid, it is characterised in that：By the raw material for including chitosan cithrol
It is prepared；
Wherein, the dosage of the chitosan cithrol is the 30-100% of raw material gross weight.
2. a kind of environment-friendly degradable micro cutting liquid as described in claim 1, it is characterised in that：
The chitosan cithrol is obtained by the reaction by chitosan, aliphatic acid, polyethylene glycol；
Wherein, molecular cell chitosan, aliphatic acid, the molar ratio of polyethylene glycol are 1：2-3:0.5-1；
The molecular cell that the molecular cell chitosan selects for：The unit is carried out with 161 for molecular weight
The conversion of molar ratio.
3. a kind of environment-friendly degradable micro cutting liquid as claimed in claim 2, it is characterised in that：
The aliphatic acid is selected from one or more of the saturation that carbon number is 10-20 or unrighted acid；
The aliphatic acid preferably is selected from one or more of n-capric acid, lauric acid, palmitic acid, oleic acid, stearic acid；
The polyethylene glycol is selected from the mixture of one or both of diethylene glycol or triethylene glycol.
4. a kind of environment-friendly degradable micro cutting liquid as claimed in claim 2, it is characterised in that：
The preparation method of the chitosan cithrol is：Chitosan, aliphatic acid, polyethylene glycol are separately added into instead
It answers in kettle, is heated with stirring to 200-240 DEG C, when fully reaction 8-12 is small, decompression discharge moisture, is chitosan Macrogol Ester
Fat acid esters；
Or
The preparation method of the chitosan cithrol is：By chitosan, aliphatic acid, polyethylene glycol, phosphoric acid by several times
Or sequentially add in reaction kettle, 200-240 DEG C is heated with stirring to, when fully reaction 8-12 is small, decompression discharge moisture is that shell gathers
Sugared cithrol；
The active ingredient of the phosphoric acid accounts for the 0.5-1% of reactant total weight.
5. a kind of environment-friendly degradable micro cutting liquid as described in claim 2-4 is any, it is characterised in that：
1-5 times of water is added in the chitosan cithrol, stirs to after transparent or semitransparent, is directly loadable into micro-
It is used in amount lubricating arrangement as a kind of micro cutting liquid.
6. a kind of environment-friendly degradable micro cutting liquid as described in claim 1, which is characterized in that by following weight percent
Component is fabricated：
7. a kind of environment-friendly degradable micro cutting liquid as claimed in claim 6, it is characterised in that：
The fatty-acid monoester is selected from methyl oleate, methyl laurate, ethyl laurate, methyl stearate, ethyl stearte, palm fibre
One or more of palmitic acid acid methyl esters, ethyl palmitate, ethyl oleate, butyl oleate, isobutyl palmitate；
The fatty alcohol polyoxyethylene ether is selected from fatty alcohol and ethylene oxide carries out the aliphatic alcohol polyethenoxy of addition reaction generation
One or more of ether；
Contain 6-10 ethylene oxide group in the fatty alcohol polyoxyethylene ether；
The fatty alcohol polyoxyethylene ether preferably is selected from one or more of AEO-6, AEO-7, AEO-8, AEO-9, AEO-10；
The reaction that the alcohol ether phosphate is selected from fatty alcohol, ethylene oxide, the polymerizate of propylene oxide and phosphorus-containing compound is produced
One or more of object；
The alcohol ether phosphate preferably is selected from Rhodafac PA-24, Rhodafac PA-26；Hostaphat 1322,
One kind in Hostaphat 1306.
A kind of 8. environment-friendly degradable micro cutting liquid as claimed in claim 6, which is characterized in that the tool of the alcohol ether phosphate
Body technology step is as follows：
Step 1: weighing in fatty alcohol and catalyst reaction kettle, it is filled with protection gas shift and goes out air in reaction kettle, when in polymeric kettle
When protecting gas holding positive pressure, ethylene oxide, propylene oxide mixture are promoted in reaction kettle, while stirring is warming up to 100-120
DEG C, reaction temperature is kept to be no more than 120 DEG C, when reaction 5-8 is small, is Fatty alcohol polyoxyethylene polyoxypropylene ether；
The catalyst is sodium hydroxide or potassium hydroxide；
The active ingredient of the catalyst accounts for the 0.3~0.5% of reactant total weight；
Step 2: in the reaction product of step 1, phosphorus pentoxide stirring is slowly added to, reaction temperature is kept to be no more than 150
DEG C, reaction 2-4 it is small when after, decompression discharge moisture, be alcohol ether phosphate；
Wherein, the fatty alcohol, ethylene oxide, propylene oxide, the molar ratio of phosphorus pentoxide are 1：5~10：1~2：0.3~
1。
9. a kind of environment-friendly degradable micro cutting liquid as claimed in claim 7 or 8, it is characterised in that：
The fatty alcohol is selected from one or more of the saturation that carbon number is 10-20 or unsaturated fatty alcohol；
The fatty alcohol preferably is selected from Decanol, laruyl alcohol, different tridecanol, ten four carbon alcohols, hexadecanol, oleyl alcohol, stearyl alcohol, arachidic alcohol
One or more of.
10. a kind of environment-friendly degradable micro cutting liquid as described in claim 1-9 is any, it is characterised in that：
The preparation method of the environment-friendly degradable micro cutting liquid is：Chitosan cithrol and other components are existed
When mixing to transparent at a temperature of 40~60 DEG C；
The application method of the environment-friendly degradable micro cutting liquid：By the environment-friendly degradable micro cutting liquid and 1-5 times of water
Mix to it is transparent or semitransparent after, add in minimum quantity lubrication device in use.
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| CN109337733A (en) * | 2018-11-09 | 2019-02-15 | 上海金兆节能科技有限公司 | Lubricant compositions and preparation method thereof and micro cutting liquid is prepared with the composition |
| CN110106013A (en) * | 2019-06-10 | 2019-08-09 | 上海金兆节能科技有限公司 | Boron nitrogen lubricant compositions and preparation method thereof and the combination prepare micro lubricating agent |
| CN111303963A (en) * | 2020-03-21 | 2020-06-19 | 上海贝能环保科技有限公司 | Quasi-dry lubricant and preparation method thereof |
| CN115368960A (en) * | 2022-08-26 | 2022-11-22 | 江苏钟山新材料有限公司 | Metal cutting fluid and application thereof |
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- 2017-12-15 CN CN201711352467.2A patent/CN108048168A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109337733A (en) * | 2018-11-09 | 2019-02-15 | 上海金兆节能科技有限公司 | Lubricant compositions and preparation method thereof and micro cutting liquid is prepared with the composition |
| CN109337733B (en) * | 2018-11-09 | 2021-06-25 | 上海金兆节能科技有限公司 | Lubricant composition, preparation method thereof and trace cutting fluid prepared from same |
| CN110106013A (en) * | 2019-06-10 | 2019-08-09 | 上海金兆节能科技有限公司 | Boron nitrogen lubricant compositions and preparation method thereof and the combination prepare micro lubricating agent |
| CN110106013B (en) * | 2019-06-10 | 2021-12-10 | 上海金兆节能科技有限公司 | Boron-nitrogen lubricant composition, preparation method thereof and trace lubricant prepared by composition |
| CN111303963A (en) * | 2020-03-21 | 2020-06-19 | 上海贝能环保科技有限公司 | Quasi-dry lubricant and preparation method thereof |
| CN111303963B (en) * | 2020-03-21 | 2022-01-25 | 上海贝能环保科技有限公司 | Quasi-dry lubricant and preparation method thereof |
| CN115368960A (en) * | 2022-08-26 | 2022-11-22 | 江苏钟山新材料有限公司 | Metal cutting fluid and application thereof |
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Application publication date: 20180518 |