CN107082869A - A kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid - Google Patents

A kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid Download PDF

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CN107082869A
CN107082869A CN201710370400.5A CN201710370400A CN107082869A CN 107082869 A CN107082869 A CN 107082869A CN 201710370400 A CN201710370400 A CN 201710370400A CN 107082869 A CN107082869 A CN 107082869A
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weight
parts
added
acid
taken
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肖颖
谭小燕
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XIAOGAN JIANGYAN CHEMICAL CO Ltd
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XIAOGAN JIANGYAN CHEMICAL CO Ltd
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    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
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    • C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/04—Acids; Metal salts or ammonium salts thereof
    • C08F120/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
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    • C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
    • C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
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    • 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
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    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/086—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type polycarboxylic, e.g. maleic acid
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/045—Polyureas; Polyurethanes
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    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
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    • 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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    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
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Abstract

The invention discloses a kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid, the inhibition polyurethane of the present invention is main film forming substance, not only there is good filming performance, also there is good corrosion mitigating effect, pass through acid doping simultaneously, improve the water solubility of polyurethane, then the oleic acid of doping is mixed with trimethylolpropane, pass through the catalysis of p-methyl benzenesulfonic acid, obtain the polyurethane coating film of surface lubrication, the cutting fluid of the present invention has good toughness, lubricity, improve the adhesive force of rust-proofing film and metal base, wear resistence, the uniform and stable property of funcitonal rust-proof agent of the present invention is good, without deposition, combination property is superior.

Description

A kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid
Technical field
The invention belongs to cutting fluid field, and in particular to a kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid.
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, cutting fluid from a variety of super strong functional auxiliary agents it is compound through science with form, be provided simultaneously with good cooling performance, profit Slip energy, rustless property, oil removing cleaning function, anti-corrosion function, easily dilutable feature.Overcome traditional tradition soap base emulsion summer easy Smelly, winter it is difficult dilution, rust-proof effect difference defect, lathe paint is also had no adverse effects, it is adaptable to the cutting of ferrous metal and Mill processing, the current most leading abrasive product of category, cutting fluid indices are superior to saponified oil, and it has good cool down, clearly Wash, antirust the features such as, and possess it is nontoxic, tasteless, non-corrosive to human body, to equipment burn into does not pollute to environment the features such as, Lubrication of the cutting fluid in working angles, can reduce the friction between rake face and chip, rear knife face and machined surface, Forming portion is shared in the benefit synovial membrane, so that reduce cutting force, friction and power consumption, the surface of reduction cutter and workpiece blank friction part Temperature and tool wear, improve the machinability of workpiece material.In grinding process, add after grinding fluid, grinding fluid oozes Enter and form lubricating film between emery wheel abrasive particle-workpiece and abrasive particle-abrasive dust, reduce the friction between interface, prevent abrasive grain cutting from sharpening Damage and adhesion chip, so as to reduce grinding force and frictional heat, improve emery wheel durability and workpiece surface quality；In metal cutting During, the Korrosionsmedium such as greasy filth that workpiece will be produced with surrounding medium and cutting fluid decomposition of components or oxidation deterioration is contacted And corrode, therefore the machine tool component surface contacted with cutting fluid can also corrode.In addition, being flowed after work pieces process or between process During turning during temporarily storage, also require that cutting fluid has certain antirust ability, prevent in surrounding medium and remaining cutting fluid The corrosive goods confrontation such as greasy filth metal produces erosion.Particularly in south China area moist rainy season, more it should be noted that process Between rust preventing；
Cutting fluid should possess good stability, do not produced in storage and use precipitation or layering, condensate oil, graining and always The phenomenons such as change.There is certain resistivity to bacterium and mould, be difficult mildew and biodegradation and cause smelly, rotten.Do not damage Painted part, to human body non-hazardous, has no irritating odor.Smokeless, mist or few smog in use.It is easy to reclaim, low dirt Dye, the liquid waste processing of discharge is easy, industrial wastewater discharge standard of national regulation etc. can be reached after processing, but cut at present The adhesive force and poor toughness of liquid, and have crackle, film resistance to blocking is poor, and uniform and stable property is poor.
The content of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of aqueous cutting of phosphatization extreme-pressure anti-wear The preparation method of liquid.
To achieve the above object, the present invention uses following technical scheme：
A kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid, comprises the following steps：
(1) 8-hydroxyquinoline of 0.5-1 parts by weight is taken, in the butyl acetate for being added to 50-63 times of its weight, stirring is equal It is even；
(2) methacrylic acid, the oleic acid mixing of 5-7 parts by weight of 10-14 parts by weight are taken, above-mentioned 8-hydroxyquinoline is added to Butyl acetate in, be sent in reactor, add the azodiisobutyronitrile of 0.4-0.7 parts by weight, be passed through nitrogen, raise temperature For 70-75 DEG C, insulated and stirred 3-4 hours, discharging obtains oil acidification polymethylacrylic acid；
(3) ethylenediamine tetramethylene phosphonic acid of 3.7-4 parts by weight is taken, in the deionized water for being added to 10-15 times of its weight, Stir, add the sodium citrate of 2-3 parts by weight, rise temperature is 60-65 DEG C, adds above-mentioned oil acidification polymethyl Acid, insulated and stirred 20-30 minutes, obtains inhibition acid solution；
(4) sorbester p17 of 0.7-1 parts by weight is taken, in the polyvinylpyrrolidone for being added to 10-15 times of its weight, stirring is equal It is even, the diisocyanate of 2-3 parts by weight is added, stirs, obtains cross-linked disperse liquid；
(5) IPDI of 110-125 parts by weight is taken, is added in above-mentioned cross-linked disperse liquid, in 50-65 Insulated and stirred 10-14 minutes at DEG C, above-mentioned inhibition acid solution is added, rise temperature is 70-75 DEG C, and insulated and stirred 1-2 hours takes off Water, obtains cross-linking monomer；
(6) the polypropylene glycol ppg1000 of 104-110 parts by weight is taken, it is and upper vacuum dehydration 2-3 hours at 110-120 DEG C Cross-linking monomer mixing is stated, is sent in reactor, nitrogen is passed through, the stannous octoate of 2-4 parts by weight is added, rise temperature is 80- 85 DEG C, insulation reaction 5-6 hours adds 1.4 butanediols of 0.7-1 parts by weight, stirs to normal temperature, cooling discharging obtains polyacidic Base polyurethane prepolymer for use as；
(7) trimethylolpropane of 6-8 parts by weight is taken, mixes, stirs with above-mentioned polyacidic base polyurethane prepolymer for use as, plus Enter p-methyl benzenesulfonic acid, the phosphoric acid of 1-2 parts by weight of 0.1-0.2 parts by weight, be sent in reactor, control the vacuum of reactor For 0.08-0.09MPa, insulated and stirred 2-3 hours at 140-150 DEG C, discharging obtains lubricating modification polyurethane；
(8) triethanolamine of 3-4 parts by weight is taken, in the deionized water for being added to 60-70 times of its weight, is stirred, with Above-mentioned lubricating modification polyurethane mixing, ultrasound 20-30 minutes at 45-60 DEG C produce the aqueous cutting of the phosphatization extreme-pressure anti-wear Liquid.
Advantages of the present invention：
The present invention polymerize under azodiisobutyronitrile effect first using methacrylic acid, oleic acid as monomer, obtains oil acidification Polymethylacrylic acid；Then mix, be added in sodium citrate aqueous solution with ethylenediamine tetramethylene phosphonic acid, pass through poly- methyl-prop Olefin(e) acid is hydrolyzed, and with sodium ion into salt, is obtained inhibition acid solution, is then mixed with IPDI, with diisocyanate For crosslinking agent, cross-linking monomer is obtained, then using it as monomer, is mixed with polypropylene glycol ppg1000, polymerize, obtains polyacidic polyurethane Performed polymer, is then mixed with trimethylolpropane, by the catalytic action of p-methyl benzenesulfonic acid, oleic acid is anti-with trimethylolpropane Should, lubricating modification polyurethane is obtained, redisperse obtains finished product cutting fluid into triethanolamine；
The present invention is cross-linking modified by IPDI and inhibition acid solution, obtains inhibition monomer, then by polymerization, Acid inhibition polyurethane is obtained, inhibition polyurethane of the invention is main film forming substance, not only with good filming performance, also With good corrosion mitigating effect, while by acid doping, the water solubility of polyurethane is improved, then by the oleic acid of doping and three hydroxyls Methylpropane is mixed, and by the catalysis of p-methyl benzenesulfonic acid, obtains the polyurethane coating film of surface lubrication, cutting fluid of the invention has Good toughness, lubricity, improve adhesive force, the wear resistence of rust-proofing film and metal base, funcitonal rust-proof agent of the invention is uniformly steady Qualitative good, no deposition, combination property is superior.
Embodiment
Embodiment 1
A kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid, comprises the following steps：
(1) 8-hydroxyquinoline of 1 parts by weight is taken, in the butyl acetate for being added to 63 times of its weight, is stirred；
(2) methacrylic acid, the oleic acid mixing of 7 parts by weight of 14 parts by weight are taken, the second of above-mentioned 8-hydroxyquinoline is added to In acid butyl ester, it is sent in reactor, adds the azodiisobutyronitrile of 0.7 parts by weight, be passed through nitrogen, rise temperature is 75 DEG C, Insulated and stirred 4 hours, discharging, obtains oil acidification polymethylacrylic acid；
(3) ethylenediamine tetramethylene phosphonic acid of 4 parts by weight is taken, in the deionized water for being added to 10-15 times of its weight, stirring Uniformly, the sodium citrate of 3 parts by weight is added, rise temperature is 65 DEG C, adds above-mentioned oil acidification polymethylacrylic acid, insulated and stirred 30 minutes, obtain inhibition acid solution；
(4) sorbester p17 of 1 parts by weight is taken, in the polyvinylpyrrolidone for being added to 15 times of its weight, is stirred, is added The diisocyanate of 3 parts by weight, stirs, and obtains cross-linked disperse liquid；
(5) IPDI of 125 parts by weight is taken, is added in above-mentioned cross-linked disperse liquid, is protected at 65 DEG C Temperature stirring 14 minutes, adds above-mentioned inhibition acid solution, and rise temperature is 75 DEG C, and insulated and stirred 2 hours, dehydration obtains cross-linking monomer；
(6) the polypropylene glycol ppg1000 of 110 parts by weight is taken, vacuum dehydration 2-3 hours at 120 DEG C, with above-mentioned crosslinking list Body is mixed, and is sent in reactor, is passed through nitrogen, adds the stannous octoate of 4 parts by weight, and rise temperature is 85 DEG C, insulation reaction 6 Hour, 1.4 butanediols of 1 parts by weight are added, are stirred to normal temperature, cooling discharging obtains polyacidic base polyurethane prepolymer for use as；
(7) trimethylolpropane of 8 parts by weight is taken, mixes, stirs with above-mentioned polyacidic base polyurethane prepolymer for use as, is added The phosphoric acid of the p-methyl benzenesulfonic acid of 0.2 parts by weight, 2 parts by weight, is sent in reactor, and the vacuum for controlling reactor is 0.08MPa, insulated and stirred 3 hours at 150 DEG C, discharging obtains lubricating modification polyurethane；
(8) triethanolamine of 4 parts by weight is taken, in the deionized water for being added to 70 times of its weight, is stirred, with above-mentioned profit Sliding modified polyurethane mixing, ultrasound 30 minutes, produce the phosphatization extreme-pressure anti-wear aqueous cutting fluid at 60 DEG C.
Embodiment 2
A kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid, comprises the following steps：
(1) 8-hydroxyquinoline of 0.5 parts by weight is taken, in the butyl acetate for being added to 50 times of its weight, is stirred；
(2) methacrylic acid, the oleic acid mixing of 5 parts by weight of 10 parts by weight are taken, the second of above-mentioned 8-hydroxyquinoline is added to In acid butyl ester, it is sent in reactor, adds the azodiisobutyronitrile of 0.4 parts by weight, be passed through nitrogen, rise temperature is 70 DEG C, Insulated and stirred 3 hours, discharging, obtains oil acidification polymethylacrylic acid；
(3) ethylenediamine tetramethylene phosphonic acid of 3.7 parts by weight is taken, in the deionized water for being added to 10 times of its weight, stirring Uniformly, the sodium citrate of 2 parts by weight is added, rise temperature is 60 DEG C, adds above-mentioned oil acidification polymethylacrylic acid, insulated and stirred 20 minutes, obtain inhibition acid solution；
(4) sorbester p17 of 0.7 parts by weight is taken, in the polyvinylpyrrolidone for being added to 10 times of its weight, is stirred, plus Enter the diisocyanate of 2 parts by weight, stir, obtain cross-linked disperse liquid；
(5) IPDI of 110 parts by weight is taken, is added in above-mentioned cross-linked disperse liquid, is protected at 50 DEG C Temperature stirring 10 minutes, adds above-mentioned inhibition acid solution, and rise temperature is 70 DEG C, and insulated and stirred 1 hour, dehydration obtains cross-linking monomer；
(6) the polypropylene glycol ppg1000 of 104 parts by weight is taken, vacuum dehydration 2 hours at 110 DEG C, with above-mentioned cross-linking monomer Mixing, is sent in reactor, is passed through nitrogen, adds the stannous octoate of 2 parts by weight, rise temperature is 80 DEG C, and insulation reaction 5 is small When, 1.4 butanediols of 0.7 parts by weight are added, are stirred to normal temperature, cooling discharging obtains polyacidic base polyurethane prepolymer for use as；
(7) trimethylolpropane of 6 parts by weight is taken, mixes, stirs with above-mentioned polyacidic base polyurethane prepolymer for use as, is added Toluenesulfonic acid, the phosphoric acid of 1 parts by weight to 0.1 parts by weight, are sent in reactor, and the vacuum for controlling reactor is 0.09MPa, insulated and stirred 2 hours at 140 DEG C, discharging obtains lubricating modification polyurethane；
(8) triethanolamine of 3 parts by weight is taken, in the deionized water for being added to 60 times of its weight, is stirred, with above-mentioned profit Sliding modified polyurethane mixing, ultrasound 20 minutes, produce the phosphatization extreme-pressure anti-wear aqueous cutting fluid at 45 DEG C.
Performance test：
The performance test of cutting fluid of the present invention：
Bin stability：The cutting fluid of the 50mL present invention is placed in 100mL tool plug graduated cylinders, is put in (70 ± 3) DEG C 5h in thermostatic drying chamber, taking-up is cooled to room temperature (15-35 DEG C), places 3h, in the low temperature refrigerator that (- 12 ± 3) DEG C are then placed in again Observed after 24h, taking-up standing to room temperature, 1h without phenomenons such as layering, phase transformations；
Rust-preventing characteristic (35 ± 2 DEG C) one-level grey cast-iron：Monolithic, 60h is rustless；
Corrosion test (55 ± 2 DEG C) cast iron：60h is rustless；
Lubricity is tested：Maximum tapping torque T/ (Ncm)：340-350；
The performance test of traditional cutting fluid：
Bin stability：The traditional cutting fluids of 50mL are placed in 100mL tool plug graduated cylinders, (70 ± 3) DEG C constant temperature is put in 5h in drying box, taking-up is cooled to room temperature (15-35 DEG C), places 3h, and 24h in the low temperature refrigerator of (- 12 ± 3) DEG C is then placed in again, Take out and stand to room temperature, observation has slight lamination after 1h；
Rust-preventing characteristic (35 ± 2 DEG C) one-level grey cast-iron：There is corrosion on monolithic, 60h surfaces；
Corrosion test (55 ± 2 DEG C) cast iron：There is corrosion on 60h surfaces；
Lubricity is tested：Maximum tapping torque T/ (Ncm)：370-375.

Claims (1)

1. a kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid, it is characterised in that comprise the following steps：
(1) 8-hydroxyquinoline of 0.5-1 parts by weight is taken, in the butyl acetate for being added to 50-63 times of its weight, is stirred；
(2) methacrylic acid, the oleic acid mixing of 5-7 parts by weight of 10-14 parts by weight are taken, the second of above-mentioned 8-hydroxyquinoline is added to In acid butyl ester, it is sent in reactor, adds the azodiisobutyronitrile of 0.4-0.7 parts by weight, be passed through nitrogen, rise temperature is 70-75 DEG C, insulated and stirred 3-4 hours, discharging obtains oil acidification polymethylacrylic acid；
(3) ethylenediamine tetramethylene phosphonic acid of 3.7-4 parts by weight is taken, in the deionized water for being added to 10-15 times of its weight, stirring Uniformly, the sodium citrate of 2-3 parts by weight is added, rise temperature is 60-65 DEG C, adds above-mentioned oil acidification polymethylacrylic acid, protects Temperature stirring 20-30 minutes, obtains inhibition acid solution；
(4) sorbester p17 of 0.7-1 parts by weight is taken, in the polyvinylpyrrolidone for being added to 10-15 times of its weight, is stirred, The diisocyanate of 2-3 parts by weight is added, stirs, obtains cross-linked disperse liquid；
(5) IPDI of 110-125 parts by weight is taken, is added in above-mentioned cross-linked disperse liquid, at 50-65 DEG C Insulated and stirred 10-14 minutes, adds above-mentioned inhibition acid solution, and rise temperature is 70-75 DEG C, and insulated and stirred 1-2 hours, dehydration is obtained Cross-linking monomer；
(6) the polypropylene glycol ppg1000 of 104-110 parts by weight is taken, vacuum dehydration 2-3 hours at 110-120 DEG C, with above-mentioned friendship Receipts or other documents in duplicate body is mixed, and is sent in reactor, is passed through nitrogen, adds the stannous octoate of 2-4 parts by weight, and rise temperature is 80-85 DEG C, Insulation reaction 5-6 hours, adds 1.4 butanediols of 0.7-1 parts by weight, stirs to normal temperature, cooling discharging obtains polyacidic polyurethane Performed polymer；
(7) trimethylolpropane of 6-8 parts by weight is taken, mixes, stirs with above-mentioned polyacidic base polyurethane prepolymer for use as, is added P-methyl benzenesulfonic acid, the phosphoric acid of 1-2 parts by weight of 0.1-0.2 parts by weight, are sent in reactor, and the vacuum for controlling reactor is 0.08-0.09MPa, insulated and stirred 2-3 hours at 140-150 DEG C, discharging obtains lubricating modification polyurethane；
(8) triethanolamine of 3-4 parts by weight is taken, in the deionized water for being added to 60-70 times of its weight, is stirred, it is and above-mentioned Lubricating modification polyurethane is mixed, and ultrasound 20-30 minutes at 45-60 DEG C produce the phosphatization extreme-pressure anti-wear aqueous cutting fluid.
CN201710370400.5A 2017-05-23 2017-05-23 A kind of preparation method of phosphatization extreme-pressure anti-wear aqueous cutting fluid Pending CN107082869A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113801286A (en) * 2021-09-03 2021-12-17 华南农业大学 Modified anionic vegetable oil-based waterborne polyurethane emulsion and preparation method and application thereof
CN114682998A (en) * 2022-03-18 2022-07-01 无锡中氏机械有限公司 Production process of flyer presser aluminum product

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113801286A (en) * 2021-09-03 2021-12-17 华南农业大学 Modified anionic vegetable oil-based waterborne polyurethane emulsion and preparation method and application thereof
CN114682998A (en) * 2022-03-18 2022-07-01 无锡中氏机械有限公司 Production process of flyer presser aluminum product
CN114682998B (en) * 2022-03-18 2024-04-05 无锡中氏机械有限公司 Production process of presser finger aluminum product

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