CN115651741B - Lubricating oil for aluminum plate aluminum foil rolling and preparation method thereof - Google Patents
Lubricating oil for aluminum plate aluminum foil rolling and preparation method thereof Download PDFInfo
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- CN115651741B CN115651741B CN202211294329.4A CN202211294329A CN115651741B CN 115651741 B CN115651741 B CN 115651741B CN 202211294329 A CN202211294329 A CN 202211294329A CN 115651741 B CN115651741 B CN 115651741B
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 93
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 52
- 238000005096 rolling process Methods 0.000 title claims abstract description 52
- 239000011888 foil Substances 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 78
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 73
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 73
- 239000003921 oil Substances 0.000 claims abstract description 52
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 39
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 39
- STMLQIACVZOCHU-UHFFFAOYSA-N octan-2-yl dihydrogen phosphate Chemical compound CCCCCCC(C)OP(O)(O)=O STMLQIACVZOCHU-UHFFFAOYSA-N 0.000 claims abstract description 23
- LKOVPWSSZFDYPG-WUKNDPDISA-N trans-octadec-2-enoic acid Chemical compound CCCCCCCCCCCCCCC\C=C\C(O)=O LKOVPWSSZFDYPG-WUKNDPDISA-N 0.000 claims abstract description 22
- QYDYPVFESGNLHU-UHFFFAOYSA-N elaidic acid methyl ester Natural products CCCCCCCCC=CCCCCCCCC(=O)OC QYDYPVFESGNLHU-UHFFFAOYSA-N 0.000 claims abstract description 21
- QYDYPVFESGNLHU-KHPPLWFESA-N methyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC QYDYPVFESGNLHU-KHPPLWFESA-N 0.000 claims abstract description 21
- 229940073769 methyl oleate Drugs 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 64
- 239000011259 mixed solution Substances 0.000 claims description 38
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 30
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 30
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 30
- 239000008367 deionised water Substances 0.000 claims description 20
- 229910021641 deionized water Inorganic materials 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 18
- 239000000243 solution Substances 0.000 claims description 17
- 239000007864 aqueous solution Substances 0.000 claims description 16
- 238000001035 drying Methods 0.000 claims description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 12
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 10
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 10
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 10
- 238000009210 therapy by ultrasound Methods 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 2
- 230000002195 synergetic effect Effects 0.000 abstract description 4
- 230000001050 lubricating effect Effects 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 239000002199 base oil Substances 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000010731 rolling oil Substances 0.000 description 3
- 229930195734 saturated hydrocarbon Natural products 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001518729 Monilinia Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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Abstract
The invention discloses lubricating oil for aluminum plate aluminum foil rolling and a preparation method thereof, wherein the lubricating oil comprises light white oil, methyl oleate, dodecanol, graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid; the weight portion of the raw materials is 90-97 portions of the light white oil, 1-2 portions of the methyl oleate, 0.5-1 portion of the dodecanol, 0.1-0.2 portion of the graphene oxide-based nano silicon dioxide, 0.5-1 portion of the isooctyl acid phosphate octadecylamine salt and 0.1-0.3 portion of the octadecenoic acid. The invention improves the oil film bearing capacity of lubricating oil by the synergistic effect of graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid, and has good lubricity.
Description
Technical Field
The invention belongs to the field of lubricating oil preparation, and particularly relates to lubricating oil for aluminum foil rolling of an aluminum plate and a preparation method thereof.
Background
The aluminum plate foil has very wide application, including but not limited to aviation, high-speed rail, subway, automobile, household appliance, food package, decorative material and other industries, and has great demand. In the production of aluminum plate and foil, the rolling oil is very critical, and if the rolling oil is not properly selected, the production benefit and the product quality of the aluminum foil can be adversely affected.
The selection of the aluminum rolling oil meets the following conditions: the cooling device has good cooling capacity, can cool rolled pieces and rollers, and can control and adjust the roller shape; the rolling mill has proper lubricating capacity to control the friction between the rolled piece and the roller and reduce the friction coefficient of a deformation area, so that the energy consumption of rolling pressure is reduced along with the reduction of friction, and simultaneously, the rolling reduction can be increased, the rolling speed is improved, and the deformation of the rolled piece is increased; the surfaces of the roller and the rolled piece are kept clean, the finish is improved, the roller and the rolled piece are not corroded, and the roller and the rolled piece are convenient to remove; harmless to human body and environment, wide source and reasonable price; the oil film has high strength, is not damaged at high pressure, can be uniformly adhered, and has high adhesive force.
The light white oil is a mixture of various liquid saturated hydrocarbons, and has the characteristics of colorless, odorless, good oxidation stability, good chemical stability, good light stability, stable acid, light and heat, low fluorescence level, small environmental pollution and the like.
At present, no report of taking light white oil as lubricating oil base oil for aluminum plate aluminum foil rolling exists, and meanwhile, the existing lubricating oil of a compound system has the problems of poor lubricity, poor annealing detergency due to too high additive content, low oil film strength and the like.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.
The present invention has been made in view of the above and/or problems occurring in the prior art.
Therefore, the invention aims to overcome the defects in the prior art and provide lubricating oil for aluminum plate aluminum foil rolling.
In order to solve the technical problems, the invention provides the following technical scheme: a lubricating oil for rolling aluminum foil of an aluminum plate comprises,
light white oil, methyl oleate, dodecanol, graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid; wherein,
the weight portion of the raw materials is 90-92 portions of light white oil, 1-2 portions of methyl oleate, 0.5-1 portion of dodecanol, 0.1-0.2 portion of graphene oxide-based nano silicon dioxide, 0.5-1 portion of isooctyl acid phosphate octadecylamine salt and 0.1-0.3 portion of octadecenoic acid.
As a preferable scheme of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: the light white oil comprises light white oil W1-80.
As a preferable scheme of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: the preparation method of the graphene oxide-based nano silicon dioxide comprises the following steps of,
dissolving polyvinylpyrrolidone in absolute ethyl alcohol to prepare polyvinylpyrrolidone solution;
adding graphene oxide into deionized water, and performing ultrasonic dispersion to obtain a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone mixed solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding ammonia water and tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 3-5 times, and drying to obtain the graphene oxide-based nano silicon dioxide.
As a preferable scheme of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: the polyvinylpyrrolidone is dissolved in absolute ethyl alcohol, wherein the mass volume ratio of the polyvinylpyrrolidone to the absolute ethyl alcohol is as follows: the mL ratio was 1:100.
As a preferable scheme of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: adding graphene oxide into deionized water, wherein the mass-volume ratio of graphene oxide to deionized water is as follows: the mL ratio was 1:80.
As a preferable scheme of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: the mixed solution comprises graphene oxide and polyvinylpyrrolidone in a mass ratio of 1:10, wherein the mass volume ratio of the graphene oxide to ammonia water is as follows: the mass volume ratio of graphene oxide to ethyl orthosilicate is 1:100 in terms of g: the mL ratio was 1:20.
As a preferable scheme of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: and the drying is carried out, wherein the drying temperature is 60-80 ℃, and the drying time is 10-12 h.
As a preferable scheme of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: the weight portion of the raw materials is calculated to be 97 portions of light white oil W1-80, 1 portion of methyl oleate, 1 portion of dodecanol, 0.1 portion of graphene oxide-based nano silicon dioxide, 0.8 portion of isooctyl acid phosphate octadecylamine salt and 0.1 portion of octadecenoic acid.
The invention further aims to overcome the defects in the prior art and provide a preparation method of lubricating oil for aluminum plate aluminum foil rolling.
In order to solve the technical problems, the invention provides the following technical scheme: a preparation method of lubricating oil for aluminum plate aluminum foil rolling comprises the following steps,
sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil, and heating and stirring to obtain a mixed solution;
and sequentially adding methyl oleate and dodecanol into the mixed solution, heating, stirring, and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling.
As a preferable scheme of the preparation method of the lubricating oil for aluminum plate aluminum foil rolling, the invention comprises the following steps: heating and stirring to obtain a mixed solution, wherein the heating temperature is 70-90 ℃, the stirring rotation speed is 2000-2500 r/min, and the stirring reaction time is 30-50 min;
and heating, stirring and cooling to room temperature to obtain the uniform transparent oil body, wherein the heating temperature is 80-90 ℃, the stirring speed is 1000-2000 r/min, and the stirring reaction time is 40-60 min.
The invention has the beneficial effects that:
the invention provides lubricating oil for aluminum foil rolling of an aluminum plate, which takes light white oil W1-80 as base oil, wherein the light white oil W1-80 is a mixture composed of various liquid saturated hydrocarbons, and has the characteristics of no color, no smell, good oxidation stability, good chemical stability, good light stability, good stability to acid, light and heat, low fluorescence level, small environmental pollution and the like, and meanwhile, the oil film bearing capacity and the lubricating property of the lubricating oil are improved by the synergistic effect of graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
The light white oil W1-80 is purchased from Henan Monilinia industry Co., ltd; the other raw materials are common commercial products without any particular description.
In the invention, the appearance (15-35 ℃) of the lubricating oil is obtained by visual inspection in all performance indexes of the lubricating oil for aluminum plate aluminum foil rolling;
kinematic viscosity (40 ℃ C.) was tested according to the national standard GB/T265;
the friction coefficient of the lubricating oil is tested according to the industry standard SH/T0190-1992;
the annealing cleanliness was tested according to the Exxon annealing box method;
copper sheet corrosion (100 ℃ C., 3 h) was tested according to the national standard GB/T5096;
the method for measuring the minimum rolling thickness of the aluminum foil comprises the following steps: performing cold rolling test on a phi 400 x 450 four-roller irreversible cold rolling testing machine, wherein a rolling sample is 1160 industrial pure aluminum plates with the thickness of (200 x 0.5), performing 6 times, pressing the two later times, and directly measuring the minimum rolling thickness of the aluminum foil after rolling by a screw micrometer;
the surface roughness Ra of the aluminum plate after rolling is tested according to the national standard GB/T3505-09.
Example 1
The embodiment provides a preparation method of lubricating oil for aluminum plate aluminum foil rolling, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
0.5g of polyvinylpyrrolidone was dissolved in 50mL of absolute ethanol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to prepare a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 5 times, and drying at 80 ℃ for 12 hours to obtain the graphene oxide-based nano silicon dioxide.
(2) Sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil W1-80, heating and stirring at 80 ℃ for 40min to obtain a mixed solution, wherein the stirring speed is 2500r/min;
sequentially adding methyl oleate and dodecanol into the mixed solution, stirring at 90 ℃ for 60min (the stirring speed is 2000 r/min), and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling;
the light white oil comprises, by mass, 97 parts of light white oil W1-80, 1 part of methyl oleate, 1 part of dodecanol, 0.1 part of graphene oxide-based nano silicon dioxide, 0.8 part of isooctyl acid phosphate octadecylamine salt and 0.1 part of octadecenoic acid.
Example 2
The embodiment provides a preparation method of lubricating oil for aluminum plate aluminum foil rolling, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
0.5g of polyvinylpyrrolidone was dissolved in 50mL of absolute ethanol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to prepare a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 5 times, and drying at 80 ℃ for 12 hours to obtain the graphene oxide-based nano silicon dioxide.
(2) Sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil W1-80, heating and stirring at 80 ℃ for 40min to obtain a mixed solution, wherein the stirring speed is 2500r/min;
sequentially adding methyl oleate and dodecanol into the mixed solution, stirring at 90 ℃ for 60min (the stirring speed is 2000 r/min), and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling;
the weight portion of the raw materials is calculated to be 97 portions of the light white oil W1-80, 1 portion of the methyl oleate, 1 portion of the dodecanol, 0.2 portion of the graphene oxide-based nano silicon dioxide and 0.8 portion of the isooctyl acid phosphate octadecylamine salt.
Example 3
The embodiment provides a preparation method of lubricating oil for aluminum plate aluminum foil rolling, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
0.5g of polyvinylpyrrolidone was dissolved in 50mL of absolute ethanol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to prepare a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 5 times, and drying at 80 ℃ for 12 hours to obtain the graphene oxide-based nano silicon dioxide.
(2) Sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil W1-80, heating and stirring at 80 ℃ for 40min to obtain a mixed solution, wherein the stirring speed is 2500r/min;
sequentially adding methyl oleate and dodecanol into the mixed solution, stirring at 90 ℃ for 60min (the stirring speed is 2000 r/min), and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling;
the light white oil comprises, by mass, 97 parts of light white oil W1-80, 1 part of methyl oleate, 1 part of dodecanol, 0.8 part of isooctyl acid phosphate octadecylamine salt and 0.2 part of octadecenoic acid.
Example 4
The embodiment provides a preparation method of lubricating oil for aluminum plate aluminum foil rolling, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
0.5g of polyvinylpyrrolidone was dissolved in 50mL of absolute ethanol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to prepare a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 5 times, and drying at 80 ℃ for 12 hours to obtain the graphene oxide-based nano silicon dioxide.
(2) Sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil W1-80, heating and stirring at 80 ℃ for 40min to obtain a mixed solution, wherein the stirring speed is 2500r/min;
sequentially adding methyl oleate and dodecanol into the mixed solution, stirring at 90 ℃ for 60min (the stirring speed is 2000 r/min), and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling;
the weight portion of the raw materials is calculated to be 97 portions of the light white oil W1-80, 1 portion of the methyl oleate, 1 portion of the dodecanol and 1 portion of the isooctyl acid phosphate octadecylamine salt.
Example 5
The embodiment provides a preparation method of lubricating oil for aluminum plate aluminum foil rolling, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
0.5g of polyvinylpyrrolidone was dissolved in 50mL of absolute ethanol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to prepare a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 5 times, and drying at 80 ℃ for 12 hours to obtain the graphene oxide-based nano silicon dioxide.
(2) Sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil W1-80, heating and stirring at 80 ℃ for 40min to obtain a mixed solution, wherein the stirring speed is 2500r/min;
sequentially adding methyl oleate and dodecanol into the mixed solution, stirring at 90 ℃ for 60min (the stirring speed is 2000 r/min), and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling;
the light white oil comprises, by mass, 97 parts of light white oil W1-80, 1 part of methyl oleate, 1 part of dodecanol, 0.5 part of graphene oxide-based nano silicon dioxide and 0.5 part of octadecenoic acid.
Example 6
The embodiment provides a preparation method of lubricating oil for aluminum plate aluminum foil rolling, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
0.5g of polyvinylpyrrolidone was dissolved in 50mL of absolute ethanol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to prepare a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 5 times, and drying at 80 ℃ for 12 hours to obtain the graphene oxide-based nano silicon dioxide.
(2) Sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil W1-80, heating and stirring at 80 ℃ for 40min to obtain a mixed solution, wherein the stirring speed is 2500r/min;
sequentially adding methyl oleate and dodecanol into the mixed solution, stirring at 90 ℃ for 60min (the stirring speed is 2000 r/min), and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling;
the light white oil comprises, by mass, 97 parts of light white oil W1-80, 1 part of methyl oleate, 1 part of dodecanol and 1 part of graphene oxide-based nano silicon dioxide.
Examples 1 to 6 the results of measuring the properties of lubricating oil for aluminum foil rolling are shown in tables 1 and 2.
TABLE 1
TABLE 2
It can be seen from tables 1 and 2 that the graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid are used for synergistic effect, so that the oil film bearing capacity of the lubricating oil is improved, the lubricating property is good, and the effect is poor when one of the raw materials is not added.
The invention provides lubricating oil for aluminum foil rolling of an aluminum plate, which takes light white oil W1-80 as base oil, wherein the light white oil W1-80 is a mixture composed of various liquid saturated hydrocarbons, and has the characteristics of no color, no smell, good oxidation stability, good chemical stability, good light stability, good stability to acid, light and heat, low fluorescence level, small environmental pollution and the like, and meanwhile, the oil film bearing capacity and the lubricating property of the lubricating oil are improved by the synergistic effect of graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (8)
1. The lubricating oil for aluminum foil rolling of an aluminum plate is characterized by comprising the following components in percentage by weight: comprises light white oil, methyl oleate, dodecanol, graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid; wherein the light white oil is light white oil W1-80;
the weight portion of the raw materials is calculated to be 97 portions of light white oil W1-80, 1 portion of methyl oleate, 1 portion of dodecanol, 0.1 portion of graphene oxide-based nano silicon dioxide, 0.8 portion of isooctyl acid phosphate octadecylamine salt and 0.1 portion of octadecenoic acid.
2. The lubricating oil for aluminum foil rolling of aluminum plate as recited in claim 1, wherein: the preparation method of the graphene oxide-based nano silicon dioxide comprises the following steps of,
dissolving polyvinylpyrrolidone in absolute ethyl alcohol to prepare polyvinylpyrrolidone solution;
adding graphene oxide into deionized water, and performing ultrasonic dispersion to obtain a graphene oxide aqueous solution;
adding graphene oxide aqueous solution into polyvinylpyrrolidone mixed solution, performing ultrasonic treatment at room temperature, magnetically stirring, adding ammonia water and tetraethoxysilane under the condition of magnetically stirring, and continuously stirring to obtain mixed solution;
and centrifuging the mixed solution, washing the centrifugal product with deionized water for 3-5 times, and drying to obtain the graphene oxide-based nano silicon dioxide.
3. The lubricating oil for aluminum foil rolling of aluminum plate as recited in claim 2, wherein: the polyvinylpyrrolidone is dissolved in absolute ethyl alcohol, wherein the mass volume ratio of the polyvinylpyrrolidone to the absolute ethyl alcohol is as follows: the mL ratio was 1:100.
4. The lubricating oil for aluminum foil rolling of aluminum plate as recited in claim 2, wherein: adding graphene oxide into deionized water, wherein the mass-volume ratio of graphene oxide to deionized water is as follows: the mL ratio was 1:80.
5. The lubricating oil for aluminum foil rolling of aluminum plate as recited in claim 2, wherein: the mixed solution comprises graphene oxide and polyvinylpyrrolidone in a mass ratio of 1:10, wherein the mass volume ratio of the graphene oxide to ammonia water is as follows: the mass volume ratio of graphene oxide to ethyl orthosilicate is 1:100 in terms of g: the mL ratio was 1:20.
6. The lubricating oil for aluminum foil rolling of aluminum plate as recited in claim 2, wherein: and drying, wherein the drying temperature is 60-80 ℃ and the drying time is 10-12 h.
7. The method for preparing the lubricating oil for aluminum foil rolling of the aluminum plate, which is characterized in that: comprising the steps of (a) a step of,
sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate octadecylamine salt and octadecenoic acid into light white oil, and heating and stirring to obtain a mixed solution;
and sequentially adding methyl oleate and dodecanol into the mixed solution, heating, stirring, and cooling to room temperature to obtain uniform transparent oil body, thus obtaining the lubricating oil for aluminum plate aluminum foil rolling.
8. The method for preparing the lubricating oil for aluminum foil rolling of the aluminum plate, as recited in claim 7, wherein: heating and stirring to obtain a mixed solution, wherein the heating temperature is 70-90 ℃, the stirring speed is 2000-2500 r/min, and the stirring reaction time is 30-50 min;
and heating, stirring and cooling to room temperature to obtain a uniform transparent oil body, wherein the heating temperature is 80-90 ℃, the stirring speed is 1000-2000 r/min, and the stirring reaction time is 40-60 min.
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