CN117285974A - Preparation process of multi-effect vacuum pump oil special for laminating machine - Google Patents
Preparation process of multi-effect vacuum pump oil special for laminating machine Download PDFInfo
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- CN117285974A CN117285974A CN202310094183.7A CN202310094183A CN117285974A CN 117285974 A CN117285974 A CN 117285974A CN 202310094183 A CN202310094183 A CN 202310094183A CN 117285974 A CN117285974 A CN 117285974A
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- vacuum pump
- laminating machine
- pump oil
- oil
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- 238000010030 laminating Methods 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 19
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 10
- 239000003921 oil Substances 0.000 claims description 87
- 239000002199 base oil Substances 0.000 claims description 54
- 238000002156 mixing Methods 0.000 claims description 30
- 238000003756 stirring Methods 0.000 claims description 28
- 238000010438 heat treatment Methods 0.000 claims description 25
- 239000003963 antioxidant agent Substances 0.000 claims description 20
- 230000003078 antioxidant effect Effects 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 20
- 239000012188 paraffin wax Substances 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 14
- 239000002518 antifoaming agent Substances 0.000 claims description 13
- AMTWCFIAVKBGOD-UHFFFAOYSA-N dioxosilane;methoxy-dimethyl-trimethylsilyloxysilane Chemical compound O=[Si]=O.CO[Si](C)(C)O[Si](C)(C)C AMTWCFIAVKBGOD-UHFFFAOYSA-N 0.000 claims description 10
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 10
- 229940083037 simethicone Drugs 0.000 claims description 10
- 238000005086 pumping Methods 0.000 claims description 9
- XQVWYOYUZDUNRW-UHFFFAOYSA-N N-Phenyl-1-naphthylamine Chemical compound C=1C=CC2=CC=CC=C2C=1NC1=CC=CC=C1 XQVWYOYUZDUNRW-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical group CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 5
- 238000004821 distillation Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000002808 molecular sieve Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 5
- 238000005292 vacuum distillation Methods 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- VWGKEVWFBOUAND-UHFFFAOYSA-N 4,4'-thiodiphenol Chemical compound C1=CC(O)=CC=C1SC1=CC=C(O)C=C1 VWGKEVWFBOUAND-UHFFFAOYSA-N 0.000 claims description 4
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 4
- 235000010354 butylated hydroxytoluene Nutrition 0.000 claims description 4
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical class C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 4
- -1 benzene tricarbazole derivative Chemical class 0.000 claims description 2
- 239000000839 emulsion Substances 0.000 claims description 2
- 239000003112 inhibitor Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- WJCNZQLZVWNLKY-UHFFFAOYSA-N thiabendazole Chemical class S1C=NC(C=2NC3=CC=CC=C3N=2)=C1 WJCNZQLZVWNLKY-UHFFFAOYSA-N 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 abstract description 9
- 238000007254 oxidation reaction Methods 0.000 abstract description 9
- 239000005038 ethylene vinyl acetate Substances 0.000 abstract description 7
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 231100000719 pollutant Toxicity 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 4
- 239000003513 alkali Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 abstract description 4
- 150000003839 salts Chemical class 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 5
- 239000013530 defoamer Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G7/00—Distillation of hydrocarbon oils
- C10G7/06—Vacuum distillation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M109/00—Lubricating compositions characterised by the base-material being a compound of unknown or incompletely defined constitution
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/20—Characteristics of the feedstock or the products
- C10G2300/30—Physical properties of feedstocks or products
- C10G2300/301—Boiling range
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/10—Lubricating oil
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/16—Paraffin waxes; Petrolatum, e.g. slack wax
- C10M2205/163—Paraffin waxes; Petrolatum, e.g. slack wax used as base material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
- C10N2020/02—Viscosity; Viscosity index
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/02—Pour-point; Viscosity index
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/08—Resistance to extreme temperature
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/64—Environmental friendly compositions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/72—Extended drain
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Lubricants (AREA)
Abstract
The invention provides a preparation process of special multi-effect vacuum pump oil for a laminating machine, which is applied to the field of vacuum pump oil, and by improving a formula, the high temperature resistance, acid and alkali resistance and oxidation resistance of the special multi-effect vacuum pump oil are improved, so that the mechanical abrasion can be effectively reduced, the formation of metal salt is reduced, the special multi-effect vacuum pump oil has extremely low saturated vapor pressure, excellent viscosity-temperature performance, ideal extreme vacuum degree, excellent thermal oxidation stability and anti-emulsifying performance, is suitable for the working conditions of serious pollutants such as EVA (ethylene-vinyl acetate copolymer) and the like, is suitable for the working conditions of higher temperature and higher requirement on the vacuum degree, enables the vacuum pump to be in an optimal lubrication state, reduces maintenance workload, improves enterprise productivity, prolongs the service life of the vacuum pump, saves enterprise cost, has market prospect, and is suitable for popularization and application.
Description
Technical Field
The application relates to the field of vacuum pump oil, in particular to a preparation process of multi-effect vacuum pump oil special for a laminating machine.
Background
Along with the wide application of the vacuum pump in various fields such as semiconductor production, solar cells, airplanes, automobiles, photoelectrons and the like, the requirements of people on the vacuum pump are also higher and higher, the vacuum pump is required to have high thermal stability and reach high vacuum degree, and the vacuum pump oil is specially developed for the vacuum pump on vacuum equipment.
In the process of packaging solar cell modules by using a photovoltaic module laminating machine, a rotary vane vacuum pump is generally used for vacuumizing, and the used vacuum pump oil is replaced once a week, so that the use cost of equipment is high.
At present, the conventional vacuum pump oil has poor thermal stability, oxidation stability and anti-emulsifying capacity, the temperature is easy to rise after the use, the vacuum pump is easy to break down, and the like, so that the high vacuum degree is difficult to ensure and the service life of the pump is prolonged. 100# vacuum pump oil is basically used in the market of lubricating oil at present, namely 500N or 500SN paraffin base oil is used as base oil, and a proper amount of antioxidant is added, but the defects of wide distillation range, insufficient saturated vapor pressure, low vacuumizing speed and unstable vacuum degree in the working process are generally caused.
Therefore, a preparation process of multi-effect vacuum pump oil special for laminating machines is provided to solve the problems.
Disclosure of Invention
The application aims to design a multi-effect vacuum pump oil special for a laminating machine, which has the advantages of high temperature resistance, acid and alkali resistance, strong oxidation resistance, capability of effectively reducing mechanical abrasion, reduction of formation of metal salt, extremely low saturated vapor pressure, excellent viscosity-temperature performance, ideal ultimate vacuum degree, excellent thermal oxidation stability and anti-emulsifying performance, suitability for severe working conditions of EVA and other pollutants, suitability for working conditions with higher temperature and higher requirement on vacuum degree, and capability of providing a preparation process of the multi-effect vacuum pump oil special for the laminating machine compared with the prior art, and specifically comprises the following steps:
s1, weighing paraffin-based base oil with high viscosity index, entering a fractionating oil tank, opening a vacuum pump unit and a heating system, and opening cooling water;
s2, heating the heating system to 162-178 ℃ and keeping the vacuum degree of the heating system to 30-60 pa;
s3, opening an oil inlet valve, preheating the paraffin-based base oil with high viscosity index in a preheating device, continuously pumping the oil into a fractionating tower for cutting, cutting 19-20% of components in front of the base oil, and taking 80-81% of the base oil as the base oil of the special multi-effect vacuum pump oil of the laminating machine;
and S4, adding the designed mass percent of base oil into the blending kettle, slowly stirring, heating to 65-70 ℃ at the speed of 2-3 ℃/min, continuously stirring, and sequentially pumping the antioxidant, the antiwear agent, the metal passivator and the demulsifier into the blending kettle for blending and stirring until the materials are completely and uniformly mixed and cooled to room temperature, thereby obtaining the multi-effect vacuum pump oil special for the laminating machine.
Further, the base oil of the special multi-effect vacuum pump oil for the laminating machine is obtained by adopting 100# paraffin base oil to be distilled and cut through a molecular sieve, and the vacuum distillation range is 283-384 ℃ and the kinematic viscosity is 90mm at 40 DEG C 2 /S～110mm 2 Oil of/S as base oil.
Further, the antioxidant is selected from one or more than two of 2, 6-di-tert-butyl-p-cresol, thiobisphenol antioxidant, N-phenyl-alpha-naphthylamine and alkylated diphenylamine.
Further, the wear-resistant agent is tricresyl phosphate.
Further, the defoamer is a mixture of simethicone and high molecular siloxane defoamer, and the mixing ratio of the simethicone to the high molecular siloxane defoamer is 2:3.
Further, the metal passivating agent is one or two of thiabendazole derivative and benzene tricarbazole derivative.
Further, the multi-effect vacuum pump oil special for the laminating machine comprises 90-94% of base oil, 0.8-2.5% of antioxidant, 0.2-0.8% of wear-resistant agent, 0.3-0.8% of metal passivator and 0.02-0.05% of demulsifier according to mass ratio.
Further, in the step S4, the blending and stirring temperature is 60-65 ℃, the mixing and stirring time is 45-50 minutes, and the stirring speed is 120-125r/min.
Further, the kinematic viscosity of the special multi-effect vacuum pump oil for the laminating machine is 90mm at 40 DEG C 2 /S-110mm 2 S, the kinematic viscosity at 100℃is 10mm 2 /S-11mm 2 And S, wherein the open flash point is not lower than 230 ℃, the pour point is not higher than-15 ℃ and the carbon residue value is not higher than 0.08%.
Further, the multi-effect vacuum pump oil rotary oxygen bomb (150 ℃) special for laminating machine is not less than 400min, and the saturated vapor pressure partial pressure is not more than 2.7 x 10 -5 Kpa。
Compared with the prior art, the advantage of this application lies in:
the preparation process is simple, efficient, environment-friendly and energy-saving, the prepared multi-effect vacuum pump oil special for the laminating machine is high in high temperature resistance, acid and alkali resistance and high in oxidation resistance through the improvement of a formula, mechanical abrasion can be effectively reduced, the formation of metal salt is reduced, the multi-effect vacuum pump oil has extremely low saturated vapor pressure, excellent viscosity-temperature performance, ideal extreme vacuum degree, extremely good thermal oxidation stability and anti-emulsifying performance, is suitable for the working conditions of serious pollutants such as EVA (ethylene vinyl acetate) and the like, is suitable for the working conditions of high temperature and high vacuum degree, enables the vacuum pump to be in an optimal lubrication state, reduces the abrasion loss of 50% of vacuum pump parts compared with the existing vacuum pump oil on the market, prolongs the service life of the vacuum pump by 8-12 months, reduces the downtime caused by the maintenance of the vacuum pump, improves the productivity by 2.7 thousandth of an enterprise, reduces the maintenance workload, prolongs the service life of the vacuum pump, saves the enterprise cost, and has market prospect and is suitable for popularization and application.
Drawings
FIG. 1 is a schematic illustration of a process flow of the present application;
FIG. 2 is a diagram of physicochemical index standards and measured data of a laminator-specific multi-effect vacuum pump oil provided in the present application;
FIG. 3 is a schematic diagram of actual usage of the multi-effect vacuum pump oil dedicated to the laminator set forth in the present application;
FIG. 4 is a schematic diagram showing the comparison of oil contaminants during actual use of the multi-effect vacuum pump oil dedicated to the laminator as set forth in the present application;
fig. 5 is a schematic diagram showing the comparison of the pollutant accumulation state in the cavity during the actual use of the multi-effect vacuum pump oil specially used for the laminator;
fig. 6 is a schematic diagram comparing the state of dye accumulation on the window of the oil mirror in actual use of the multi-effect vacuum pump oil specially used for the laminator;
fig. 7 is a comparative schematic diagram of low rotor lubrication and low rotor contamination accumulation during actual use of the multi-effect vacuum pump oil dedicated for laminating machine provided in the present application.
Detailed Description
The embodiments will be described in detail and throughout the specification with reference to the drawings, wherein, based on the embodiments in the application, all other embodiments obtained by persons skilled in the art without making creative efforts are within the scope of protection of the application.
Example 1:
the invention provides a preparation process of multi-effect vacuum pump oil special for a laminating machine, referring to fig. 1-7, specifically comprising the following steps:
s1, weighing paraffin-based base oil with high viscosity index, entering a fractionating oil tank, opening a vacuum pump unit and a heating system, and opening cooling water;
s2, heating the heating system to 162 ℃, and keeping the vacuum degree of the heating system to 30pa;
s3, opening an oil inlet valve, enabling the paraffin-based base oil with high viscosity index to enter a preheating device for preheating, continuously pumping the oil into a fractionating tower for cutting, cutting out 19% of components in front of the base oil, and taking 81% of the base oil as the base oil of the special multi-effect vacuum pump oil of the laminating machine;
and S4, adding the designed mass percent of base oil into the blending kettle, slowly stirring, heating to 65-70 ℃ at the speed of 15 ℃/min, continuously stirring, and sequentially pumping the antioxidant, the antiwear agent, the metal passivator and the demulsifier into the blending kettle for blending and stirring until the materials are completely and uniformly mixed and cooled to room temperature, thereby obtaining the multi-effect vacuum pump oil special for the laminating machine.
Specifically, in this embodiment, the base oil of the multi-effect vacuum pump oil dedicated for the laminator is obtained by subjecting 100# paraffin base oil to molecular sieve distillation and cutting to obtain a vacuum distillation range of 384 ℃ and a kinematic viscosity of 90mm at 40 DEG C 2 Oil of/S as base oil.
Further, the antioxidant is selected from the mixed combination of 2, 6-di-tert-butyl-p-cresol and thiobisphenol antioxidant, the wear-resistant agent is tricresyl phosphate, the antifoaming agent is a mixture of simethicone and a high molecular siloxane antifoaming agent, the mixing ratio of the simethicone to the high molecular siloxane antifoaming agent is 2:3, and the metal passivating agent is one or two mixtures of thiatwo or benzene three derivatives.
In this embodiment, the multi-effect vacuum pump oil special for the laminator comprises 96% of base oil, 2.4% of antioxidant, 0.8% of wear-resistant agent, 0.78% of metal passivator and 0.02% of defoamer according to mass ratio.
In the step S4, the blending and stirring temperature is 65 ℃, the mixing and stirring time is 45 minutes, the stirring speed is 120r/min, and the kinematic viscosity of the special multi-effect vacuum pump oil for the laminating machine is 90mm at 40 DEG C 2 S, the kinematic viscosity at 100℃is 10mm 2 The open flash point is not lower than 230 ℃, the pour point is not higher than-15 ℃, the carbon residue value is not higher than 0.08%, the special multi-effect vacuum pump oil rotary oxygen bomb (150 ℃) for laminating machine is not lower than 400min, and the saturated vapor pressure partial pressure is not higher than 2.7 x 10 -5 Kpa。
Example 2:
the invention provides a preparation process of multi-effect vacuum pump oil special for a laminating machine, referring to fig. 1-7, specifically comprising the following steps:
s1, weighing paraffin-based base oil with high viscosity index, entering a fractionating oil tank, opening a vacuum pump unit and a heating system, and opening cooling water;
s2, heating the heating system to 178 ℃, and keeping the vacuum degree of the heating system to 60pa;
s3, opening an oil inlet valve, enabling the paraffin-based base oil with high viscosity index to enter a preheating device for preheating, continuously pumping the oil into a fractionating tower for cutting, cutting 20% of components in front of the base oil, and taking 80% of the base oil after the base oil is used as the base oil of the special multi-effect vacuum pump oil for the laminating machine;
and S4, adding the designed mass percent of base oil into the blending kettle, slowly stirring, heating to 70 ℃ at the speed of 15 ℃/min, continuously stirring, and then sequentially pumping the antioxidant, the antiwear agent, the metal passivator and the emulsion inhibitor into the blending kettle for blending and stirring until the materials are completely and uniformly mixed and cooled to room temperature, thereby obtaining the special multi-effect vacuum pump oil for the laminating machine.
Specifically, in this embodiment, the base oil of the multi-effect vacuum pump oil dedicated for the laminator is obtained by subjecting 100# paraffin base oil to molecular sieve distillation and cutting to obtain a vacuum distillation range of 384 ℃ and a kinematic viscosity of 100mm at 40 DEG C 2 Oil of/S as base oil.
Further, the antioxidant is selected from the combination of N-phenyl-alpha-naphthylamine and alkylated diphenylamine, the wear-resistant agent is tricresyl phosphate, the antifoaming agent is a mixture of simethicone and high molecular siloxane antifoaming agent, the mixing ratio of the simethicone and the high molecular siloxane antifoaming agent is 2:3, and the metal passivating agent is one or two of thiadinium derivatives or trimellitic derivatives.
In this embodiment, the multi-effect vacuum pump oil dedicated to the laminator comprises 97% of base oil, 1.5% of antioxidant, 0.65% of wear-resistant agent, 0.8% of metal passivator and 0.05% of demulsifier according to mass ratio.
In the step S4, the blending and stirring temperature is 65 ℃, the mixing and stirring time is 50 minutes, the stirring speed is 125r/min, and the kinematic viscosity of the special multi-effect vacuum pump oil for the laminating machine is 100mm at 40 DEG C 2 S, the kinematic viscosity at 100℃is 11mm 2 The open flash point is not lower than 240 ℃, the pour point is not higher than-15 ℃, the carbon residue value is not higher than 0.08%, the special multi-effect vacuum pump oil rotary oxygen bomb (150 ℃) for laminating machine is not lower than 400min, and the saturated vapor pressure partial pressure is not higher than 2.7 x 10 - 5 Kpa。
Example 3:
the invention provides a preparation process of multi-effect vacuum pump oil special for a laminating machine, referring to fig. 1-7, specifically comprising the following steps:
s1, weighing paraffin-based base oil with high viscosity index, entering a fractionating oil tank, opening a vacuum pump unit and a heating system, and opening cooling water;
s2, heating the heating system to 170 ℃, and keeping the vacuum degree of the heating system to 50pa;
s3, opening an oil inlet valve, enabling the paraffin-based base oil with high viscosity index to enter a preheating device for preheating, continuously pumping the oil into a fractionating tower for cutting, cutting 20% of components in front of the base oil, and taking 80% of the base oil after the base oil is used as the base oil of the special multi-effect vacuum pump oil for the laminating machine;
and S4, adding the designed mass percent of base oil into the blending kettle, slowly stirring, heating to 70 ℃ at the speed of 2.5 ℃/min, continuously stirring, and sequentially adding an antioxidant, an antiwear agent, a metal passivator and a defoaming agent into the blending kettle for blending and stirring until the materials are completely and uniformly mixed and cooled to room temperature, thereby obtaining the multi-effect vacuum pump oil special for the laminating machine.
Specifically, in this embodiment, the base oil of the multi-effect vacuum pump oil dedicated for the laminator is obtained by subjecting 100# paraffin base oil to molecular sieve distillation and cutting to obtain a vacuum distillation range of 360 ℃ and a kinematic viscosity of 95mm at 40 DEG C 2 Oil of/S as base oil.
Further, the antioxidant is selected from one or more than two of 2, 6-di-tert-butyl-p-cresol, thiobisphenol antioxidant, N-phenyl-alpha-naphthylamine and alkylated diphenylamine, the wear-resistant agent is tricresyl phosphate, the antifoaming agent is a mixture of simethicone and high molecular siloxane antifoaming agent, the mixing ratio of the simethicone and the high molecular siloxane antifoaming agent is 2:3, and the metal passivating agent is one or two of thia-two derivatives or benzene-three derivatives.
In this embodiment, the multi-effect vacuum pump oil special for the laminator comprises 98% of base oil, 0.9% of antioxidant, 0.7% of wear-resistant agent, 0.36% of metal passivator and 0.04% of demulsifier according to mass ratio.
In step S4, the blending temperature was 63 ℃The mixing and stirring time is 48 minutes, the stirring speed is 124r/min, and the kinematic viscosity of the special multi-effect vacuum pump oil for the laminating machine is 95mm at 40 DEG C 2 S, kinematic viscosity at 100℃of 11mm 2 The flash point is not lower than 260 ℃, the pour point is not higher than-15 ℃, the carbon residue value is not higher than 0.08%, the special multi-effect vacuum pump oil rotary oxygen bomb (150 ℃) for laminating machine is not lower than 400min, and the saturated vapor pressure partial pressure is not higher than 2.7 x 10 -5 Kpa。
The preparation process is simple, efficient, environment-friendly and energy-saving, the prepared multi-effect vacuum pump oil special for the laminating machine is high in high temperature resistance, acid and alkali resistance and high in oxidation resistance through the improvement of a formula, mechanical abrasion can be effectively reduced, the formation of metal salt is reduced, the multi-effect vacuum pump oil has extremely low saturated vapor pressure, excellent viscosity-temperature performance, ideal extreme vacuum degree, extremely good thermal oxidation stability and anti-emulsifying performance, is suitable for the working conditions of serious pollutants such as EVA (ethylene vinyl acetate) and the like, is suitable for the working conditions of high temperature and high vacuum degree, enables the vacuum pump to be in an optimal lubrication state, reduces the abrasion loss of 50% of vacuum pump parts compared with the existing vacuum pump oil on the market, prolongs the service life of the vacuum pump by 8-12 months, reduces the downtime caused by the maintenance of the vacuum pump, improves the productivity by 2.7 thousandth of an enterprise, reduces the maintenance workload, prolongs the service life of the vacuum pump, saves the enterprise cost, and has market prospect and is suitable for popularization and application.
The foregoing is merely a preferred embodiment of the present application, which is used in connection with the actual requirement, but the scope of the present application is not limited thereto.
Claims (10)
1. The preparation process of the multi-effect vacuum pump oil special for the laminating machine is characterized by comprising the following steps of:
s1, weighing paraffin-based base oil with high viscosity index, entering a fractionating oil tank, opening a vacuum pump unit and a heating system, and opening cooling water;
s2, heating the heating system to 162-178 ℃ and keeping the vacuum degree of the heating system to 30-60 pa;
s3, opening an oil inlet valve, preheating the paraffin-based base oil with high viscosity index in a preheating device, continuously pumping the oil into a fractionating tower for cutting, cutting 19-20% of components in front of the base oil, and taking 80-81% of the base oil as the base oil of the special multi-effect vacuum pump oil of the laminating machine;
s4, adding the designed mass percentage of base oil into a blending kettle, slowly stirring, heating to 65-70 ℃ at the speed of 2-3 ℃/min, and then pumping the antioxidant, the antiwear agent, the metal passivator and the emulsion inhibitor into the blending kettle in sequence in proportion for blending and stirring for 30-40 minutes until the materials are completely and uniformly mixed and cooled to room temperature, thereby obtaining the special multi-effect vacuum pump oil for the laminating machine.
2. The preparation process of the multi-effect vacuum pump oil special for the laminating machine, which is disclosed in claim 1, is characterized in that the base oil of the multi-effect vacuum pump oil special for the laminating machine is obtained by adopting 100# paraffin base oil to be subjected to molecular sieve distillation and cutting, and the vacuum distillation range is 283-384 ℃ and the kinematic viscosity is 90mm at 40 DEG C 2 /S～110mm 2 Oil of/S as base oil.
3. The preparation process of the multi-effect vacuum pump oil special for the laminating machine, which is disclosed in claim 1, is characterized in that the antioxidant is selected from one or more than two of 2, 6-di-tert-butyl-p-cresol, thiobisphenol antioxidant, N-phenyl-alpha-naphthylamine and alkylated diphenylamine.
4. The preparation process of the multi-effect vacuum pump oil special for the laminating machine, which is disclosed in claim 1, is characterized in that the wear-resistant agent is tricresyl phosphate.
5. The preparation process of the multi-effect vacuum pump oil special for the laminating machine, which is disclosed in claim 1, is characterized in that the defoaming agent is a mixture of simethicone and a high molecular siloxane defoaming agent, and the mixing ratio of the simethicone and the high molecular siloxane defoaming agent is 2:3.
6. The preparation process of multi-effect vacuum pump oil special for laminating machine according to claim 1, wherein the metal passivating agent is one or two of thiabendazole derivative or benzene tricarbazole derivative.
7. The preparation process of the multi-effect vacuum pump oil special for the laminating machine, which is disclosed in claim 1, is characterized in that the multi-effect vacuum pump oil special for the laminating machine comprises 90% -94% of base oil, 0.8% -2.5% of antioxidant, 0.2% -0.8% of wear-resistant agent, 0.3% -0.8% of metal passivator and 0.02% -0.05% of demulsifier according to mass ratio.
8. The process for preparing multi-effect vacuum pump oil special for laminating machine according to claim 1, wherein in step S4, the blending and stirring temperature is 65-70 ℃, the mixing and stirring time is 45-50 minutes, and the stirring speed is 120-125r/min.
9. The preparation process of the multi-effect vacuum pump oil special for the laminating machine, which is disclosed in claim 1, is characterized in that the kinematic viscosity of the multi-effect vacuum pump oil special for the laminating machine is 90mm at 40 DEG C 2 /S-110mm 2 S, kinematic viscosity at 100℃of 10mm 2 /S-11mm 2 And S, wherein the open flash point is not lower than 230 ℃, the pour point is not higher than-15 ℃ and the carbon residue value is not higher than 0.08%.
10. The preparation process of the multi-effect vacuum pump oil special for the laminating machine according to claim 1, wherein the multi-effect vacuum pump oil special for the laminating machine is characterized in that a rotary oxygen bomb (150 ℃) is not less than 400min, and the saturated vapor pressure partial pressure is not more than 2.7 x 10 -5 Kpa。
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111254001A (en) * | 2020-03-18 | 2020-06-09 | 江苏国平油品科技有限公司 | Narrow-fraction high-performance vacuum pump oil and preparation method thereof |
| CN112481003A (en) * | 2020-11-30 | 2021-03-12 | 江苏国平油品科技有限公司 | 100# high-quality vacuum pump oil and preparation method thereof |
| CN114752430A (en) * | 2016-08-31 | 2022-07-15 | 出光兴产株式会社 | Vacuum pump oil |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114752430A (en) * | 2016-08-31 | 2022-07-15 | 出光兴产株式会社 | Vacuum pump oil |
| CN111254001A (en) * | 2020-03-18 | 2020-06-09 | 江苏国平油品科技有限公司 | Narrow-fraction high-performance vacuum pump oil and preparation method thereof |
| CN112481003A (en) * | 2020-11-30 | 2021-03-12 | 江苏国平油品科技有限公司 | 100# high-quality vacuum pump oil and preparation method thereof |
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