CN108642246A - A kind of preparation method of quenching oil - Google Patents
A kind of preparation method of quenching oil Download PDFInfo
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- CN108642246A CN108642246A CN201810361968.5A CN201810361968A CN108642246A CN 108642246 A CN108642246 A CN 108642246A CN 201810361968 A CN201810361968 A CN 201810361968A CN 108642246 A CN108642246 A CN 108642246A
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/58—Oils
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a kind of preparation methods of quenching oil, belong to chemical field.The present invention is while to nanometer alumina modified, utilize its absorption property, extracting solution is adsorbed, achieve the effect that slow release, due to containing a large amount of hydroxyl isoreactivity group in shaddock bark extract molecular structure, these groups carry more negative electrical charge, electronics can be provided to the unoccupied orbital of metal, it is adsorbed on metal surface, have the function that inhibition, so as to further protect metal, it is additionally added antioxidant simultaneously, acidic materials of the oil product under hot operation state can be effectively inhibited to generate, continuous-stable is kept to reach the cooling performance during being used for a long time.The problem that the present invention solves the cooling effect of current most of quenching oil and bad and obtained product glossiness is inadequate.
Description
Technical field
The invention belongs to chemical fields, and in particular to a kind of preparation method of quenching oil.
Background technology
Quenching oil is a kind of process oil, is used as hardening media.Quenching oil must have following characteristic：Good cooling
Can, cooling performance is the important performance of hardening media, its quality directly influences the quality of quenching part, good cooling
It can guarantee that quenched part has certain hardness and qualified metallographic structure, can prevent part deformation and cracking；It is high
Flash-point and burning point, when quenching, oily temperature can be increased instantaneously, if the flash-point and burning point of oil are relatively low, it may occur however that Ignition Phenomena.
Therefore quenching oil should have higher flash-point and burning point.Usual flash-point should be higher by 60 ~ 80 DEG C than using oil temperature；Good heat
Oxidation stability, quenching oil use under high temperature and the harsh conditions worked continuously for a long time, it is desirable that oil product has good antioxygen
Change, heat resistanceheat resistant is decomposed and the performances such as anti-aging, to ensure the cooling performance and service life of oil product；Low viscosity, the viscosity of oil product with
Its adhesion amount, carrying loss and cooling performance has certain relationship.Under the premise of ensureing oil product cooling performance and flash-point, oil
The viscosity of product answer it is as small as possible, can not only reduce in this way carrying loss, but also convenient for workpiece clean.Other than above-mentioned characteristic, quenching
Oil is also answered nontoxic, tasteless, disposable, environmentally safe, and keeps quenched workpiece surface bright.
Mainly there are ZZ-1, ZZ-2 and each enterprise's Own Brand quenching oil currently on the market, performance and quality difference are larger, all
Achieve certain effect, but the cooling effect of most of quenching oil and bad and obtained product glossiness is inadequate, because
This, it is extremely urgent to produce a kind of quenching oil that higher performance meets human demand.
Invention content
The technical problems to be solved by the invention：Cooling effect for current most of quenching oil is simultaneously bad and made
The inadequate problem of product glossiness, a kind of preparation method of quenching oil is provided.
In order to solve the above technical problems, the present invention is using technical solution as described below：
A kind of preparation method of quenching oil, which is characterized in that the preparation method includes the following steps：
（1）It counts in parts by weight, takes 30 ~ 40 parts of toluene di-isocyanate(TDI)s, 10 ~ 15 parts of polyphenylene oxide, 5 ~ 7 parts of dimethylformamides, 3
~ 5 parts of dihydromethyl propionic acids, 2 ~ 4 parts of Isosorbide-5-Nitrae-butanediols, 1 ~ 3 part of stannous octoate carry out toluene di-isocyanate(TDI), polyphenylene oxide
Mixing, is passed through nitrogen protection, is stirred at 58 ~ 60 DEG C of temperature, and dimethylformamide is added and is diluted, adds dihydroxymethyl
Propionic acid, Isosorbide-5-Nitrae-butanediol, stir evenly, and stannous octoate is added, and are stirred at 60 ~ 65 DEG C of temperature, obtain stirring thing；
（2）In mass ratio 1：5~7：10~15：15 ~ 20, plasticizer, nitrocotton, water, stirring thing are mixed, stirred evenly,
Liquid, in mass ratio 1 must be stirred：5 ~ 7, modified nano-alumina, extracting solution are mixed, impregnated, filtering obtains filter residue, will filter
Slag is dried at 60 ~ 70 DEG C of temperature, obtains drying object；
（3）In mass ratio 9：1：0.3~0.4：0.01 ~ 0.02, propylene glycol, water, drying object, dispersant are mixed, stirring is equal
It is even, liquid a, in mass ratio 5 ~ 6 must be stirred：1, stirring liquid, stirring liquid a are uniformly mixed, mixing liquid is obtained, it is spare；
（4）In mass ratio 1：3 ~ 5, initiator, potassium hydroxide are put into reaction kettle, vacuumized, nitrogen is passed through, temperature 45 ~
The mixture of 4 ~ 6 times of potassium hydroxide quality is added at 55 DEG C, stands 1 ~ 3h, is warming up to 125 ~ 130 DEG C, it is quiet at constant pressure 29Pa
It sets, is cooled to room temperature, obtain cooling thing；
（5）It counts in parts by weight, takes 70 ~ 80 parts of base oils, 6 ~ 8 parts of cooling things, 2 ~ 5 parts of steps（3）Spare mixing liquid,
1 ~ 3 part of antioxidant, by base oil, step（3）Spare mixing liquid is uniformly mixed, and 58 ~ 60 DEG C of heat preservations are heated to,
80 ~ 100 DEG C are heated to, antioxidant, cooling thing are added while hot, heat preservation is cooled to room temperature to get quenching oil.
The step（2）Middle plasticizer be phthalic acid, dioctyl ester, castor oil it is therein any one.
The step（2）Middle modified nano-alumina is in mass ratio 1：20：50, it will（Methacryloxypropyl）Three
Methoxy silane, water, ethyl alcohol are mixed, and are adjusted pH value to 3 ~ 5, are stirred at room temperature, the nanometer of water quality 20 ~ 30% is added
Aluminium oxide, is heated to 40 ~ 50 DEG C, stands, and filtering obtains filter residue, filter residue is washed with toluene, and vacuum is dry at 58 ~ 60 DEG C of temperature
It is dry to get modified nano-alumina.
The step（2）Middle extracting solution is to dry pomelo peel at 50 ~ 60 DEG C of temperature, grinds, abrasive material is obtained, by quality
Than 1：10 ~ 15, abrasive material, ethanol solution are mixed, 1 ~ 2h of extraction is to get extracting solution at 70 ~ 75 DEG C of temperature.
The step（3）Middle dispersant is sodium pyrophosphate.
The step（4）Middle initiator be potassium peroxydisulfate, ammonium persulfate it is therein any one.
The step（4）Middle mixture is in mass ratio 1：1, by ethylene oxide, propylene oxide be uniformly mixed to get
Mixture.
The step（5）Middle base oil is by mass ratio 3：2：1, linseed oil, mineral oil, cottonseed oil mix
It is even, it is refined at 60 ~ 70 DEG C of temperature, detaches oil-yielding stratum, homogeneous is to get base oil.
The step（5）Middle antioxidant is dibutyl hydroxy toluene.
Compared with other methods, advantageous effects are the present invention：
（1）The present invention using toluene di-isocyanate(TDI), polyphenylene oxide as raw material prepare self-emulsifying type polyurethane to nitrocotton brightener into
Row is emulsified and is modified, wherein suitable chain extender containing carboxyl is added, introduces hydrophilic group, under organic base effect, can be formed
Salt has self-emulsifying, has stronger emulsification and dispersibility to nitrocellulose solution, film forming is bright, to improve product
Modified nano-alumina is added in glossiness, and on the one hand by the modification of coupling agent, the organic matter film of particle surface reduces its table
Face tension increases the effect of its steric hindrance, and bonding preferable between polyurethane, the function of nano-particle is played, from
And emulsion intercalation method can be effectively improved, further increase the brightness effect of quenching oil, on the other hand can also with propylene glycol,
Coolant liquid is made in water, dispersant, while being additionally added with using butanol as initiator, carries out copolymerization with ethylene oxide and propylene oxide and adds
It at butanol end capped polyether prepared by reaction, is precipitated in high-temperature region when wherein polyethers quenches, immersional wetting can be played in workpiece surface, promoted
So that vapor film is comparatively fast destroyed, plays the role of thermal insulation layer, it is cooling to achieve the effect that, in addition nano-particle can pass through increase
Its heat transfer coefficient realizes cooling performance, so as to effectively enhance cooling effect.
（2）The present invention also while to nanometer alumina modified, using its absorption property, is adsorbed extracting solution,
Achieve the effect that slow release, due to containing a large amount of hydroxyl isoreactivity group, these bases in shaddock bark extract molecular structure
Group carries more negative electrical charge, can provide electronics to the unoccupied orbital of metal, be adsorbed on metal surface, have the function that inhibition, from
And metal can be further protected, while it being additionally added antioxidant, it can effectively inhibit acid of the oil product under hot operation state
Property substance generate, to reach be used for a long time during cooling performance keep continuous-stable.
Specific implementation mode
Plasticizer be phthalic acid, dioctyl ester, castor oil it is therein any one.
Modified nano-alumina is in mass ratio 1：20：50, it will（Methacryloxypropyl）Trimethoxy silane,
Water, ethyl alcohol are mixed, and adjust pH value to 3 ~ 5,1 ~ 3h is stirred at room temperature, the nano aluminium oxide of water quality 20 ~ 30% is added,
It is heated to 40 ~ 50 DEG C, stands 4 ~ 6h, filtering obtains filter residue, filter residue is washed with toluene, and 20 are dried in vacuo at 58 ~ 60 DEG C of temperature
~ for 24 hours to get modified nano-alumina.
Extracting solution is to dry pomelo peel at 50 ~ 60 DEG C of temperature, grinds, obtains abrasive material, in mass ratio 1：10 ~ 15, it will
Abrasive material, ethanol solution are mixed, and 1 ~ 2h of extraction is to get extracting solution at 70 ~ 75 DEG C of temperature.
Dispersant is sodium pyrophosphate.
Initiator be potassium peroxydisulfate, ammonium persulfate it is therein any one.
Mixture is in mass ratio 1：1, ethylene oxide, propylene oxide are uniformly mixed to get mixture.
Base oil is by mass ratio 3：2：1, linseed oil, mineral oil, cottonseed oil are uniformly mixed, temperature 60 ~
It is refined at 70 DEG C, detaches oil-yielding stratum, homogeneous is to get base oil.
Antioxidant is dibutyl hydroxy toluene.
A kind of preparation method of quenching oil, the preparation method include the following steps：
（1）It counts in parts by weight, takes 30 ~ 40 parts of toluene di-isocyanate(TDI)s, 10 ~ 15 parts of polyphenylene oxide, 5 ~ 7 parts of dimethylformamides, 3
~ 5 parts of dihydromethyl propionic acids, 2 ~ 4 parts of Isosorbide-5-Nitrae-butanediols, 1 ~ 3 part of stannous octoate carry out toluene di-isocyanate(TDI), polyphenylene oxide
Mixing, is passed through nitrogen protection, and 1 ~ 2h is stirred at 58 ~ 60 DEG C of temperature, and dimethylformamide is added and is diluted, adds dihydroxy
Methylpropanoic acid, Isosorbide-5-Nitrae-butanediol, stir evenly, and stannous octoate is added, and 1 ~ 2h is stirred at 60 ~ 65 DEG C of temperature, obtains stirring thing；
（2）In mass ratio 1：5~7：10~15：15 ~ 20, plasticizer, nitrocotton, water, stirring thing are mixed, stirred evenly,
Liquid, in mass ratio 1 must be stirred：5 ~ 7, modified nano-alumina, extracting solution are mixed, 1 ~ 2h is impregnated, filtering obtains filter residue,
Filter residue is dried at 60 ~ 70 DEG C of temperature, obtains drying object；
（3）In mass ratio 9：1：0.3~0.4：0.01 ~ 0.02, propylene glycol, water, drying object, dispersant are mixed, stirring is equal
It is even, liquid a, in mass ratio 5 ~ 6 must be stirred：1, stirring liquid, stirring liquid a are uniformly mixed, mixing liquid is obtained, it is spare；
（4）In mass ratio 1：3 ~ 5, initiator, potassium hydroxide are put into reaction kettle, vacuumized, nitrogen is passed through, temperature 45 ~
The mixture of 4 ~ 6 times of potassium hydroxide quality is added at 55 DEG C, stands 1 ~ 3h, is warming up to 125 ~ 130 DEG C, is stood at constant pressure 29Pa
2 ~ 4h is cooled to room temperature, and obtains cooling thing；
（5）It counts in parts by weight, takes 70 ~ 80 parts of base oils, 6 ~ 8 parts of cooling things, 2 ~ 5 parts of steps（3）Spare mixing liquid,
1 ~ 3 part of antioxidant, by base oil, step（3）Spare mixing liquid is uniformly mixed, and 58 ~ 60 DEG C of heat preservations are heated to
20 ~ 30min is heated to 80 ~ 100 DEG C, while hot be added antioxidant, cooling thing, keep the temperature 40 ~ 60min, be cooled to room temperature to get
Quenching oil.
Embodiment 1
Plasticizer is phthalic acid.
Modified nano-alumina is in mass ratio 1：20：50, it will（Methacryloxypropyl）Trimethoxy silane,
Water, ethyl alcohol are mixed, and adjust pH value to 3,1h is stirred at room temperature, the nano aluminium oxide of water quality 20% is added, is heated to 40
DEG C, 4h is stood, filtering obtains filter residue, filter residue is washed with toluene, and vacuum drying 20h is to get modified Nano oxygen at 58 DEG C of temperature
Change aluminium.
Extracting solution is to dry pomelo peel under temperature 50 C, and grinding obtains abrasive material, in mass ratio 1：10, by abrasive material,
Ethanol solution is mixed, and 1h is extracted under temperature 70 C to get extracting solution.
Dispersant is sodium pyrophosphate.
Initiator is potassium peroxydisulfate.
Mixture is in mass ratio 1：1, ethylene oxide, propylene oxide are uniformly mixed to get mixture.
Base oil is by mass ratio 3：2：1, linseed oil, mineral oil, cottonseed oil are uniformly mixed, in temperature 60 C
Under refined, detach oil-yielding stratum, homogeneous is to get base oil.
Antioxidant is dibutyl hydroxy toluene.
A kind of preparation method of quenching oil, the preparation method include the following steps：
（1）It counts in parts by weight, takes 30 parts of toluene di-isocyanate(TDI)s, 10 parts of polyphenylene oxide, 5 parts of dimethylformamides, 3 parts of dihydroxy first
Base propionic acid, 2 parts of Isosorbide-5-Nitrae-butanediols, 1 part of stannous octoate, toluene di-isocyanate(TDI), polyphenylene oxide are mixed, and are passed through nitrogen guarantor
Shield stirs 1h at 58 DEG C of temperature, and dimethylformamide is added and is diluted, adds dihydromethyl propionic acid, Isosorbide-5-Nitrae-fourth two
Alcohol stirs evenly, and stannous octoate is added, and 1 ~ 2h is stirred under temperature 60 C, obtains stirring thing；
（2）In mass ratio 1：5：10：15, plasticizer, nitrocotton, water, stirring thing are mixed, stirred evenly, stirring liquid is obtained,
In mass ratio 1：5, modified nano-alumina, extracting solution are mixed, 1h is impregnated, filtering obtains filter residue, by filter residue in temperature 60
It is dried at DEG C, obtains drying object；
（3）In mass ratio 9：1：0.3：0.01, propylene glycol, water, drying object, dispersant are mixed, stirred evenly, must be stirred
Liquid a, in mass ratio 5：1, stirring liquid, stirring liquid a are uniformly mixed, mixing liquid is obtained, it is spare；
（4）In mass ratio 1：3, initiator, potassium hydroxide are put into reaction kettle, vacuumized, nitrogen is passed through, under temperature 45 C
The mixture of 4 times of potassium hydroxide quality is added, stands 1h, is warming up to 125 DEG C, stands 2h at constant pressure 29Pa, be cooled to room temperature,
Obtain cooling thing；
（5）It counts in parts by weight, takes 70 parts of base oils, 6 parts of cooling things, 2 parts of steps（3）Spare mixing liquid, 1 part of antioxygen
Agent, by base oil, step（3）Spare mixing liquid is uniformly mixed, and is heated to 58 DEG C of heat preservation 20min, is heated to
80 DEG C, antioxidant, cooling thing are added while hot, keeps the temperature 40min, is cooled to room temperature to get quenching oil.
Embodiment 2
Plasticizer is dioctyl ester.
Modified nano-alumina is in mass ratio 1：20：50, it will（Methacryloxypropyl）Trimethoxy silane,
Water, ethyl alcohol are mixed, and adjust pH value to 5,3h is stirred at room temperature, the nano aluminium oxide of water quality 30% is added, is heated to 50
DEG C, 6h is stood, filtering obtains filter residue, filter residue is washed with toluene, is dried in vacuo under temperature 60 C for 24 hours to get modified Nano oxygen
Change aluminium.
Extracting solution is to dry pomelo peel under temperature 60 C, and grinding obtains abrasive material, in mass ratio 1：15, by abrasive material,
Ethanol solution is mixed, and extraction 2h is to get extracting solution at 75 DEG C of temperature.
Dispersant is sodium pyrophosphate.
Initiator is ammonium persulfate.
Mixture is in mass ratio 1：1, ethylene oxide, propylene oxide are uniformly mixed to get mixture.
Base oil is by mass ratio 3：2：1, linseed oil, mineral oil, cottonseed oil are uniformly mixed, in temperature 70 C
Under refined, detach oil-yielding stratum, homogeneous is to get base oil.
Antioxidant is dibutyl hydroxy toluene.
A kind of preparation method of quenching oil, the preparation method include the following steps：
（1）It counts in parts by weight, takes 40 parts of toluene di-isocyanate(TDI)s, 15 parts of polyphenylene oxide, 7 parts of dimethylformamides, 5 parts of dihydroxy first
Base propionic acid, 4 parts of Isosorbide-5-Nitrae-butanediols, 3 parts of stannous octoates, toluene di-isocyanate(TDI), polyphenylene oxide are mixed, and are passed through nitrogen guarantor
Shield stirs 2h under temperature 60 C, and dimethylformamide is added and is diluted, adds dihydromethyl propionic acid, Isosorbide-5-Nitrae-fourth two
Alcohol stirs evenly, and stannous octoate is added, and stirs 2h at 65 DEG C of temperature, obtains stirring thing；
（2）In mass ratio 1：7：15：20, plasticizer, nitrocotton, water, stirring thing are mixed, stirred evenly, stirring liquid is obtained,
In mass ratio 1：7, modified nano-alumina, extracting solution are mixed, 2h is impregnated, filtering obtains filter residue, by filter residue in temperature 70
It is dried at DEG C, obtains drying object；
（3）In mass ratio 9：1：0.4：0.02, propylene glycol, water, drying object, dispersant are mixed, stirred evenly, must be stirred
Liquid a, in mass ratio 6：1, stirring liquid, stirring liquid a are uniformly mixed, mixing liquid is obtained, it is spare；
（4）In mass ratio 1：5, initiator, potassium hydroxide are put into reaction kettle, vacuumized, nitrogen is passed through, at 55 DEG C of temperature
The mixture of 6 times of potassium hydroxide quality is added, stands 3h, is warming up to 130 DEG C, stands 4h at constant pressure 29Pa, be cooled to room temperature,
Obtain cooling thing；
（5）It counts in parts by weight, takes 80 parts of base oils, 8 parts of cooling things, 5 parts of steps（3）Spare mixing liquid, 3 parts of antioxygens
Agent, by base oil, step（3）Spare mixing liquid is uniformly mixed, and is heated to 60 DEG C of heat preservation 30min, is heated to
100 DEG C, antioxidant, cooling thing are added while hot, keeps the temperature 60min, is cooled to room temperature to get quenching oil.
Embodiment 3
Plasticizer is castor oil.
Modified nano-alumina is in mass ratio 1：20：50, it will（Methacryloxypropyl）Trimethoxy silane,
Water, ethyl alcohol are mixed, and adjust pH value to 4,2h is stirred at room temperature, the nano aluminium oxide of water quality 25% is added, is heated to 45
DEG C, 5h is stood, filtering obtains filter residue, filter residue is washed with toluene, and vacuum drying 22h is to get modified Nano oxygen at 59 DEG C of temperature
Change aluminium.
Extracting solution is to dry pomelo peel at 55 DEG C of temperature, grinds, obtains abrasive material, in mass ratio 1：13, by abrasive material,
Ethanol solution is mixed, and extraction 1h is to get extracting solution at 73 DEG C of temperature.
Dispersant is sodium pyrophosphate.
Initiator is ammonium persulfate.
Mixture is in mass ratio 1：1, ethylene oxide, propylene oxide are uniformly mixed to get mixture.
Base oil is by mass ratio 3：2：1, linseed oil, mineral oil, cottonseed oil are uniformly mixed, in 65 DEG C of temperature
Under refined, detach oil-yielding stratum, homogeneous is to get base oil.
Antioxidant is dibutyl hydroxy toluene.
A kind of preparation method of quenching oil, the preparation method include the following steps：
（1）It counts in parts by weight, takes 35 parts of toluene di-isocyanate(TDI)s, 13 parts of polyphenylene oxide, 6 parts of dimethylformamides, 4 parts of dihydroxy first
Base propionic acid, 3 parts of Isosorbide-5-Nitrae-butanediols, 2 parts of stannous octoates, toluene di-isocyanate(TDI), polyphenylene oxide are mixed, and are passed through nitrogen guarantor
Shield stirs 1h at 59 DEG C of temperature, and dimethylformamide is added and is diluted, adds dihydromethyl propionic acid, Isosorbide-5-Nitrae-fourth two
Alcohol stirs evenly, and stannous octoate is added, and stirs 1h at 63 DEG C of temperature, obtains stirring thing；
（2）In mass ratio 1：6：13：17, plasticizer, nitrocotton, water, stirring thing are mixed, stirred evenly, stirring liquid is obtained,
In mass ratio 1：6, modified nano-alumina, extracting solution are mixed, 1h is impregnated, filtering obtains filter residue, by filter residue in temperature 65
It is dried at DEG C, obtains drying object；
（3）In mass ratio 9：1：0.3：0.01, propylene glycol, water, drying object, dispersant are mixed, stirred evenly, must be stirred
Liquid a, in mass ratio 5：1, stirring liquid, stirring liquid a are uniformly mixed, mixing liquid is obtained, it is spare；
（4）In mass ratio 1：4, initiator, potassium hydroxide are put into reaction kettle, vacuumized, nitrogen is passed through, under temperature 50 C
The mixture of 5 times of potassium hydroxide quality is added, stands 2h, is warming up to 127 DEG C, stands 3h at constant pressure 29Pa, be cooled to room temperature,
Obtain cooling thing；
（5）It counts in parts by weight, takes 75 parts of base oils, 7 parts of cooling things, 3 parts of steps（3）Spare mixing liquid, 2 parts of antioxygens
Agent, by base oil, step（3）Spare mixing liquid is uniformly mixed, and is heated to 59 DEG C of heat preservation 25min, is heated to
90 DEG C, antioxidant, cooling thing are added while hot, keeps the temperature 50min, is cooled to room temperature to get quenching oil.
Comparative example：The quenching oil of Nanjing company production.
Above-described embodiment and the quenching oil of comparative example are carried out to the detection of cooling effect and brightness, detection concrete outcome is shown in
Table 1.
Table 1：
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example |
| 800 ~ 400 DEG C of cooling times（s） | 5.3 | 5.2 | 5.3 | 6.2~6.4 |
| Characteristic temperature（℃） | 618 | 619 | 618 | 618~619 |
| Characteristic time（s） | 2.5 | 2.4 | 2.5 | 3.2~3.4 |
| Brightness level | A | A | A | B |
Quenching oil of the present invention is minimum the time required to there is excellent cooling performance, temperature to be cooled to 400 DEG C from 800 DEG C to be only
5.2s, cooling time is short, and characteristic temperature reaches the characteristic temperature time in 2.4-2.5s, cooling capacity between 618 ~ 619 DEG C
It is good, while its brightness level can reach A grades, can effectively improve metallic luster, improve handled metal material quality, value
It must vigorously promote the use.
Claims (9)
1. a kind of preparation method of quenching oil, which is characterized in that the preparation method includes the following steps：
（1）It counts in parts by weight, takes 30 ~ 40 parts of toluene di-isocyanate(TDI)s, 10 ~ 15 parts of polyphenylene oxide, 5 ~ 7 parts of dimethylformamides, 3
~ 5 parts of dihydromethyl propionic acids, 2 ~ 4 parts of Isosorbide-5-Nitrae-butanediols, 1 ~ 3 part of stannous octoate carry out toluene di-isocyanate(TDI), polyphenylene oxide
Mixing, is passed through nitrogen protection, is stirred at 58 ~ 60 DEG C of temperature, and dimethylformamide is added and is diluted, adds dihydroxymethyl
Propionic acid, Isosorbide-5-Nitrae-butanediol, stir evenly, and stannous octoate is added, and are stirred at 60 ~ 65 DEG C of temperature, obtain stirring thing；
（2）In mass ratio 1：5~7：10~15：15 ~ 20, plasticizer, nitrocotton, water, stirring thing are mixed, stirred evenly,
Liquid, in mass ratio 1 must be stirred：5 ~ 7, modified nano-alumina, extracting solution are mixed, impregnated, filtering obtains filter residue, will filter
Slag is dried at 60 ~ 70 DEG C of temperature, obtains drying object；
（3）In mass ratio 9：1：0.3~0.4：0.01 ~ 0.02, propylene glycol, water, drying object, dispersant are mixed, stirring is equal
It is even, liquid a, in mass ratio 5 ~ 6 must be stirred：1, stirring liquid, stirring liquid a are uniformly mixed, mixing liquid is obtained, it is spare；
（4）In mass ratio 1：3 ~ 5, initiator, potassium hydroxide are put into reaction kettle, vacuumized, nitrogen is passed through, temperature 45 ~
The mixture of 4 ~ 6 times of potassium hydroxide quality is added at 55 DEG C, stands 1 ~ 3h, is warming up to 125 ~ 130 DEG C, it is quiet at constant pressure 29Pa
It sets, is cooled to room temperature, obtain cooling thing；
（5）It counts in parts by weight, takes 70 ~ 80 parts of base oils, 6 ~ 8 parts of cooling things, 2 ~ 5 parts of steps（3）Spare mixing liquid,
1 ~ 3 part of antioxidant, by base oil, step（3）Spare mixing liquid is uniformly mixed, and 58 ~ 60 DEG C of heat preservations are heated to,
80 ~ 100 DEG C are heated to, antioxidant, cooling thing are added while hot, heat preservation is cooled to room temperature to get quenching oil.
2. the preparation method of quenching oil according to claim 1, which is characterized in that the step（2）Middle plasticizer is benzene two
Formic acid, dioctyl ester, castor oil it is therein any one.
3. the preparation method of quenching oil according to claim 1, which is characterized in that the step（2）Middle modified Nano oxidation
Aluminium is in mass ratio 1：20：50, it will（Methacryloxypropyl）Trimethoxy silane, water, ethyl alcohol are mixed, and pH is adjusted
Value is stirred at room temperature to 3 ~ 5, and the nano aluminium oxide of water quality 20 ~ 30% is added, and is heated to 40 ~ 50 DEG C, stands, and filtering obtains
Filter residue washs filter residue with toluene, and vacuum drying is to get modified nano-alumina at 58 ~ 60 DEG C of temperature.
4. the preparation method of quenching oil according to claim 1, which is characterized in that the step（2）Middle extracting solution is by shaddock
Sub- skin is dried at 50 ~ 60 DEG C of temperature, is ground, is obtained abrasive material, in mass ratio 1：10 ~ 15, abrasive material, ethanol solution are mixed
It closes, 1 ~ 2h of extraction is to get extracting solution at 70 ~ 75 DEG C of temperature.
5. the preparation method of quenching oil according to claim 1, which is characterized in that the step（3）Middle dispersant is burnt phosphorus
Sour sodium.
6. the preparation method of quenching oil according to claim 1, which is characterized in that the step（4）Middle initiator is over cure
Sour potassium, ammonium persulfate it is therein any one.
7. the preparation method of quenching oil according to claim 1, which is characterized in that the step（4）Middle mixture is by matter
Measure ratio 1：1, ethylene oxide, propylene oxide are uniformly mixed to get mixture.
8. the preparation method of quenching oil according to claim 1, which is characterized in that the step（5）Middle base oil is by matter
Measure ratio 3：2：1, linseed oil, mineral oil, cottonseed oil are uniformly mixed, is refined, is isolated at 60 ~ 70 DEG C of temperature
Oil reservoir, homogeneous is to get base oil.
9. the preparation method of quenching oil according to claim 1, which is characterized in that the step（5）Middle antioxidant is two
Butylated hydroxytoluene.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110527800A (en) * | 2019-09-11 | 2019-12-03 | 本溪市陆博化工有限责任公司 | Aqua quenching liquid low temperature cold speed regulator |
| CN113817904A (en) * | 2021-08-11 | 2021-12-21 | 富兰克润滑科技（太仓）有限公司 | Low-carbon environment-friendly biodegradable quenching oil and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110527800A (en) * | 2019-09-11 | 2019-12-03 | 本溪市陆博化工有限责任公司 | Aqua quenching liquid low temperature cold speed regulator |
| CN113817904A (en) * | 2021-08-11 | 2021-12-21 | 富兰克润滑科技（太仓）有限公司 | Low-carbon environment-friendly biodegradable quenching oil and preparation method thereof |
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Application publication date: 20181012 |