CN115651741A - Lubricating oil for rolling aluminum plate and aluminum foil and preparation method thereof - Google Patents
Lubricating oil for rolling aluminum plate and aluminum foil and preparation method thereof Download PDFInfo
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- CN115651741A CN115651741A CN202211294329.4A CN202211294329A CN115651741A CN 115651741 A CN115651741 A CN 115651741A CN 202211294329 A CN202211294329 A CN 202211294329A CN 115651741 A CN115651741 A CN 115651741A
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- aluminum
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 92
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 56
- 239000011888 foil Substances 0.000 title claims abstract description 50
- 238000005096 rolling process Methods 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 75
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 71
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 71
- 239000003921 oil Substances 0.000 claims abstract description 57
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 35
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 35
- -1 isooctyl acid phosphate ester octadecylamine salt Chemical class 0.000 claims abstract description 24
- LKOVPWSSZFDYPG-WUKNDPDISA-N trans-octadec-2-enoic acid Chemical compound CCCCCCCCCCCCCCC\C=C\C(O)=O LKOVPWSSZFDYPG-WUKNDPDISA-N 0.000 claims abstract description 23
- QYDYPVFESGNLHU-UHFFFAOYSA-N elaidic acid methyl ester Natural products CCCCCCCCC=CCCCCCCCC(=O)OC QYDYPVFESGNLHU-UHFFFAOYSA-N 0.000 claims abstract description 22
- QYDYPVFESGNLHU-KHPPLWFESA-N methyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC QYDYPVFESGNLHU-KHPPLWFESA-N 0.000 claims abstract description 22
- 229940073769 methyl oleate Drugs 0.000 claims abstract description 22
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims description 48
- 239000011259 mixed solution Substances 0.000 claims description 38
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 31
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 31
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 31
- 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
- 238000003760 magnetic stirring Methods 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 8
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 8
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 8
- 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
- 239000000314 lubricant Substances 0.000 claims 3
- 239000000758 substrate Substances 0.000 claims 2
- 239000005030 aluminium foil Substances 0.000 claims 1
- 230000001050 lubricating effect Effects 0.000 abstract description 7
- 230000002195 synergetic effect Effects 0.000 abstract description 3
- 239000000126 substance Substances 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
- 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
- 239000002994 raw material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Landscapes
- Lubricants (AREA)
Abstract
The invention discloses lubricating oil for rolling aluminum plates and aluminum foils and a preparation method thereof, wherein the lubricating oil comprises light white oil, methyl oleate, dodecanol, graphene oxide-based nano-silica, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid; the light white oil is 90-97 parts by weight, the methyl oleate is 1-2 parts by weight, the dodecanol is 0.5-1 part by weight, the graphene oxide-based nano silicon dioxide is 0.1-0.2 part by weight, the isooctyl acid phosphate ester octadecylamine salt is 0.5-1 part by weight, and the octadecenoic acid is 0.1-0.3 part by weight. The graphene oxide-based nano silicon dioxide, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid are used for synergistic effect, so that the oil film bearing capacity of the lubricating oil is improved, and the lubricating property is good.
Description
Technical Field
The invention belongs to the field of lubricating oil preparation, and particularly relates to lubricating oil for rolling aluminum plates and aluminum foils and a preparation method thereof.
Background
The aluminum plate with foil has wide application, including but not limited to aviation, high-speed rail, subway, automobile, household electrical appliance, food package, decorative material and other industries, and the demand is huge. In the production of aluminum plates and strips with foils, 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, and can cool a rolled piece and a roller and control and adjust the roller shape; the lubricating device has proper lubricating capability to control the friction between a rolled piece and a 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 the friction force, 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 smoothness is improved, the roller and the rolled piece are not corroded, and the roller and the rolled piece are convenient to remove; the product is harmless to human body and environment, wide in source and reasonable in price; the oil film has high strength, is not damaged under 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, tasteless, good oxidation stability, good chemical stability, good light stability, stability to acid, light and heat, low fluorescence level, small environmental pollution and the like in physical and chemical properties.
At present, no report is available about using light white oil as base oil of lubricating oil for rolling aluminum foils of aluminum plates, and meanwhile, the lubricating oil of the existing compound system has the problems of poor lubricating property, poor annealing detergency due to too high additive content, low oil film strength and the like.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above problems 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 rolling aluminum plates and aluminum foils.
In order to solve the technical problems, the invention provides the following technical scheme: a lubricating oil for rolling aluminum foil of aluminum plate comprises,
light white oil, methyl oleate, dodecanol, graphene oxide-based nano-silica, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid; wherein, the first and the second end of the pipe are connected with each other,
the light white oil is 90-92 parts by weight, the methyl oleate is 1-2 parts by weight, the dodecanol is 0.5-1 part by weight, the graphene oxide-based nano silicon dioxide is 0.1-0.2 part by weight, the isooctyl acid phosphate ester octadecylamine salt is 0.5-1 part by weight, and the octadecenoic acid is 0.1-0.3 part by weight.
As a preferable embodiment of the lubricating oil for rolling aluminum plates and aluminum foils of the present invention, the lubricating oil comprises: the light white oil comprises light white oil W1-80.
The invention relates to a preferable scheme of the lubricating oil for rolling aluminum plates and aluminum foils, wherein: the preparation method of the graphene oxide-based nano silicon dioxide comprises the following steps,
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 a graphene oxide aqueous solution into a polyvinylpyrrolidone mixed solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding ammonia water and tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifuged product with deionized water for 3-5 times, and drying to obtain the graphene oxide-based nano silicon dioxide.
The invention relates to a preferable scheme of the lubricating oil for rolling aluminum plates and aluminum foils, wherein: dissolving polyvinylpyrrolidone in absolute ethyl alcohol, wherein the mass volume ratio of polyvinylpyrrolidone to absolute ethyl alcohol is as follows: mL is 1.
As a preferable embodiment of the lubricating oil for rolling aluminum plates and aluminum foils of the present invention, the lubricating oil comprises: adding graphene oxide into deionized water, wherein the mass volume ratio of the graphene oxide to the deionized water is as follows in g: mL is 1.
The invention relates to a preferable scheme of the lubricating oil for rolling aluminum plates and aluminum foils, wherein: the mixed solution comprises graphene oxide and polyvinylpyrrolidone, wherein the mass ratio of the graphene oxide to the polyvinylpyrrolidone is 1: the volume ratio of mL is 1: mL is 1.
The invention relates to a preferable scheme of the lubricating oil for rolling aluminum plates and aluminum foils, wherein: and drying, wherein the drying temperature is 60-80 ℃, and the drying time is 10-12 h.
The invention relates to a preferable scheme of the lubricating oil for rolling aluminum plates and aluminum foils, wherein: by mass, the light white oil W1-80 parts, the methyl oleate 1 part, the dodecanol 1 part, the graphene oxide-based nano-silica 0.1 part, the isooctyl acid phosphate ester octadecylamine salt 0.8 part, and the octadecenoic acid 0.1 part.
The invention further aims to overcome the defects in the prior art and provide a preparation method of the lubricating oil for rolling the aluminum plate and the aluminum foil.
In order to solve the technical problems, the invention provides the following technical scheme: a preparation method of lubricating oil for rolling aluminum plates and aluminum foils comprises the following steps,
sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid into light white oil, 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, thus obtaining the lubricating oil for rolling the aluminum plate and the aluminum foil.
The preferable scheme of the preparation method of the lubricating oil for rolling the aluminum plate and the aluminum foil is as follows: heating and stirring to prepare 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 uniform transparent oil, 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 a lubricating oil for rolling aluminum plates and aluminum foils, which takes light white oil W1-80 as base oil, the light white oil W1-80 is a mixture consisting of various liquid saturated hydrocarbons, and the lubricating oil has the characteristics of no color, no odor, good oxidation stability, good chemical stability, good light stability, stability to acid, light and heat, low fluorescence level, small environmental pollution and the like, and simultaneously, the oil film bearing capacity of the lubricating oil is improved and the lubricating property is good by the synergistic effect of graphene oxide-based nano silicon dioxide, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and it will be appreciated by those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the present invention and that the present invention is not limited by the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is 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 Mengfei industry Co., ltd; other raw materials are not particularly specified and are common commercial products.
In various performance indexes of the lubricating oil for rolling the aluminum plate and the aluminum foil, the appearance (15-35 ℃) of the lubricating oil is obtained by visual inspection;
the kinematic viscosity (40 ℃) is 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;
the corrosion of the copper sheet (100 ℃,3 h) is tested according to the national standard GB/T5096;
the method for measuring the minimum rollable thickness of the aluminum foil comprises the following steps: performing a cold rolling test on a phi 400 x 450 four-roller irreversible cold rolling tester, wherein a rolling sample is an 1160 industrial pure aluminum plate with the thickness of (200 x 0.5), performing 6 passes, pressing the plate in the following two passes, and directly measuring the minimum rollable thickness of the rolled aluminum foil by a screw micrometer;
the surface roughness Ra of the rolled aluminum plate is tested according to the national standard GB/T3505-09.
Example 1
The embodiment provides a preparation method of lubricating oil for rolling aluminum plates and aluminum foils, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
dissolving 0.5g of polyvinylpyrrolidone in 50mL of absolute ethyl alcohol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to obtain a graphene oxide aqueous solution;
adding a graphene oxide aqueous solution into a polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to prepare a mixed solution;
and centrifuging the mixed solution, washing the centrifuged 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 ester 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, namely the lubricating oil for rolling the aluminum plate and the aluminum foil;
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 ester octadecylamine salt and 0.1 part of octadecenoic acid.
Example 2
The embodiment provides a preparation method of lubricating oil for rolling aluminum plates and aluminum foils, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
dissolving 0.5g of polyvinylpyrrolidone in 50mL of absolute ethyl alcohol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to obtain a graphene oxide aqueous solution;
adding a graphene oxide aqueous solution into a polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to prepare a mixed solution;
and centrifuging the mixed solution, washing the centrifuged 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 ester 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, namely the lubricating oil for rolling the aluminum plate and the aluminum foil;
the light white oil is prepared from 97 parts by mass of light white oil W1-80, 1 part by mass of methyl oleate, 1 part by mass of dodecanol, 0.2 part by mass of graphene oxide-based nano silicon dioxide and 0.8 part by mass of isooctyl acid phosphate ester octadecylamine salt.
Example 3
The embodiment provides a preparation method of lubricating oil for rolling aluminum plates and aluminum foils, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
dissolving 0.5g of polyvinylpyrrolidone in 50mL of absolute ethyl alcohol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to obtain a graphene oxide aqueous solution;
adding a graphene oxide aqueous solution into a polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to prepare a mixed solution;
and centrifuging the mixed solution, washing the centrifuged 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 ester 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, namely the lubricating oil for rolling the aluminum plate and the aluminum foil;
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 ester octadecylamine salt and 0.2 part of octadecenoic acid.
Example 4
The embodiment provides a preparation method of lubricating oil for rolling aluminum plates and aluminum foils, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
dissolving 0.5g of polyvinylpyrrolidone in 50mL of absolute ethyl alcohol to prepare a polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to obtain a graphene oxide aqueous solution;
adding a graphene oxide aqueous solution into a polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to prepare a mixed solution;
and centrifuging the mixed solution, washing the centrifuged 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 ester 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, namely the lubricating oil for rolling the aluminum foil;
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 isooctyl acid phosphate ester octadecylamine salt.
Example 5
The embodiment provides a preparation method of lubricating oil for rolling aluminum plates and aluminum foils, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
dissolving 0.5g of polyvinylpyrrolidone in 50mL of absolute ethyl alcohol to prepare polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to obtain a graphene oxide aqueous solution;
adding a graphene oxide aqueous solution into a polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to prepare a mixed solution;
and centrifuging the mixed solution, washing the centrifuged 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 ester 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, namely the lubricating oil for rolling the aluminum plate and the aluminum foil;
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 rolling aluminum plates and aluminum foils, which mainly comprises the following steps:
(1) Preparing graphene oxide-based nano silicon dioxide:
dissolving 0.5g of polyvinylpyrrolidone in 50mL of absolute ethyl alcohol to prepare polyvinylpyrrolidone solution;
adding 0.05g of graphene oxide into 40mL of deionized water, and uniformly dispersing by ultrasonic to obtain a graphene oxide aqueous solution;
adding a graphene oxide aqueous solution into a polyvinylpyrrolidone solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding 5mL of ammonia water and 1mL of tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to prepare a mixed solution;
and centrifuging the mixed solution, washing the centrifuged 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 ester 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, namely the lubricating oil for rolling the aluminum plate and the aluminum foil;
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.
The results of measuring the properties of the lubricating oils for aluminum foil rolling of aluminum plates and sheets of examples 1 to 6 are shown in tables 1 and 2.
TABLE 1
TABLE 2
As can be seen from tables 1 and 2, graphene oxide-based nano-silica, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid act synergistically to improve the oil film bearing capacity of the lubricating oil, so that the lubricating property is good, and when one of the raw materials is not added, the effect is not good.
The invention provides a lubricating oil for rolling aluminum plates and aluminum foils, which takes light white oil W1-80 as base oil, the light white oil W1-80 is a mixture consisting of various liquid saturated hydrocarbons, and the lubricating oil has the characteristics of no color, no odor, good oxidation stability, good chemical stability, good light stability, stability to acid, light and heat, low fluorescence level, small environmental pollution and the like, and simultaneously, the oil film bearing capacity of the lubricating oil is improved and the lubricating property is good by the synergistic effect of graphene oxide-based nano silicon dioxide, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a lubricating oil is used in rolling of aluminum plate aluminium foil which characterized in that: comprises the steps of (a) preparing a substrate,
light white oil, methyl oleate, dodecanol, graphene oxide-based nano silicon dioxide, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid; wherein, the first and the second end of the pipe are connected with each other,
the light white oil comprises, by mass, 90-97 parts of light white oil, 1-2 parts of methyl oleate, 0.5-1 part of dodecanol, 0.1-0.2 part of graphene oxide-based nano silicon dioxide, 0.5-1 part of isooctyl acid phosphate ester octadecylamine salt and 0.1-0.3 part of octadecenoic acid.
2. The lubricating oil for rolling aluminum plates and foils according to claim 1, wherein: the light white oil comprises light white oil W1-80.
3. The lubricating oil for rolling aluminum foil onto aluminum plates as set forth in claim 1 or 2, wherein: the preparation method of the graphene oxide-based nano silicon dioxide comprises the following steps,
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 a graphene oxide aqueous solution into a polyvinylpyrrolidone mixed solution, performing ultrasonic treatment at room temperature, performing magnetic stirring, adding ammonia water and tetraethoxysilane under the condition of magnetic stirring, and continuously stirring to obtain a mixed solution;
and centrifuging the mixed solution, washing the centrifuged product with deionized water for 3-5 times, and drying to obtain the graphene oxide-based nano silicon dioxide.
4. The lubricant for rolling aluminum plates and foils according to claim 3, wherein: dissolving polyvinylpyrrolidone in absolute ethyl alcohol, wherein the mass volume ratio of polyvinylpyrrolidone to absolute ethyl alcohol is in the range of g: mL is 1.
5. The lubricant for rolling aluminum plates and foils according to claim 3, wherein: adding graphene oxide into deionized water, wherein the mass volume ratio of the graphene oxide to the deionized water is as follows in g: mL is 1.
6. The lubricant for rolling aluminum plates and foils according to claim 3, wherein: the mixed solution is prepared from graphene oxide and polyvinylpyrrolidone in a mass ratio of 1: the volume ratio of mL is 1: mL is 1.
7. The lubricating oil for rolling aluminum foils for aluminum plates and aluminum foils as claimed in claim 3, wherein: and drying, wherein the drying temperature is 60-80 ℃, and the drying time is 10-12 h.
8. The lubricating oil for rolling aluminum and foil plates according to any one of claims 1, 2, and 4 to 7, wherein: 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-silica, 0.8 part of isooctyl acid phosphate ester octadecylamine salt and 0.1 part of octadecenoic acid.
9. The method for preparing the lubricating oil for rolling the aluminum plate and the aluminum foil as claimed in any one of claims 1 to 8, which is characterized by comprising the following steps: comprises the steps of (a) preparing a substrate,
sequentially adding graphene oxide-based nano silicon dioxide, isooctyl acid phosphate ester octadecylamine salt and octadecenoic acid into light white oil, 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, thus obtaining the lubricating oil for rolling the aluminum plate and the aluminum foil.
10. The method for preparing the lubricating oil for rolling the aluminum plate and the aluminum foil according to claim 9, wherein the lubricating oil comprises the following components in percentage by weight: heating and stirring to prepare 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 uniform transparent oil, 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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