CN107488482A - A kind of low temperature hydraulic oil composition and its application - Google Patents
A kind of low temperature hydraulic oil composition and its application Download PDFInfo
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- CN107488482A CN107488482A CN201710500695.3A CN201710500695A CN107488482A CN 107488482 A CN107488482 A CN 107488482A CN 201710500695 A CN201710500695 A CN 201710500695A CN 107488482 A CN107488482 A CN 107488482A
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- hydraulic oil
- low temperature
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- 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
- C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
- C10M107/02—Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation
-
- 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
- C10M2205/17—Fisher Tropsch reaction products
- C10M2205/173—Fisher Tropsch reaction products used as base material
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- 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
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
A kind of low temperature hydraulic oil composition of the present invention and its application, belong to technical field of lubricating oil;Technical problem to be solved there is provided a kind of low temperature hydraulic oil composition;Solve technical scheme that the technical problem uses for:A kind of low temperature hydraulic oil composition, in terms of parts by weight, including following component:100 parts of Fischer-Tropsch wax hydroisomerizing oil S CTL8,0.4 1.5 parts of hydraulic oil complexing agents;The present composition can ensure the normal operation of machinery under cryogenic, so as to improve production efficiency;It the composite can be widely applied to field of hydraulic equipment.
Description
Technical field
The present invention relates to a kind of hydraulic fluid compositions and its application, more particularly to one kind is without pour-point depressant and low pour point synthesis base
The low temperature hydraulic oil composition of plinth oil and its application, belong to technical field of lubricating oil.
Background technology
Chinese Han Qu and the coverage rate of severe cold area are very big, and indivedual regional winters even low can reach -40 DEG C.These areas
Many enterprises in open work, then require to use low-temperature startup and low temperature pumpmg quality to the hydraulic machinery of operation in the winter time throughout the year
Good hydraulic oil.The main low temperature index of low temperature hydraulic oil is pour point and kinematic viscosity 1500mm2Temperature during/s.
Requirement of the machine at cold zone to hydraulic oil, in addition to good wear resistence, inoxidizability and corrosion resistance,
Some special requirements must also be proposed, such as:Peak viscosity, high viscosity index (HVI) and filterability when low pour point, low temperature etc..
Requirements of the GB11118.1-2011 for HV46 low temperature hydraulic oil pour points is no more than -33 DEG C, and kinematic viscosity is
1500mm2Temperature is not higher than -12 DEG C during/s, and viscosity index (VI) is not less than 140.In order to reach the low temperature requirements of oil product, typically exist
Pour-point depressant, or the polymethacrylate viscosity index improver with pour-point depressing process are added in Dormant oils base oil, or is adopted
With part or all of synthetic base oil.
At present, in the document and patent of the hydraulic oil of cryogenic property, US6458749 be related to added in lubricating oil it is low
The polymethacrylates mixture of molecular weight and HMW improves the low temperature flow of lubricating oil.CN101646755 is public
A kind of lubricant oil composite with improved cryogenic property is opened, using synthesizing (GTL) base stock/basis in natural gas
Weight is added in base stock/base oil derived from the wax of catalysis (and/or solvent) dewaxing of oil, hydrodewaxed or hydrogenation isomerization
The pour point for measuring percentage about 1-95% is 0 DEG C or lower of alkylated naphthalene or the artificial oil of alkylated benzenes, and realizing reduces base oil
Pour point.
In above patent, be related to improve lubricating oil cryogenic property method have by add functional agent reach improve profit
Lubricating oil cryogenic property, such as:US6458749.CN101646755 is to improve lubrication by adding the artificial oil of low temperature performance well
The cryogenic property of oil.For being not added with pour-point depressant, the artificial oil of low temperature performance well is not added with, only with viscosity index (VI) more than 140, is inclined
The Fischer-Tropsch wax hydroisomerizing base oil less than -40 DEG C is put to modulate the low temperature hydraulic oil that pour point is less than -40 DEG C, there is no phase both at home and abroad
Close document and patent report.
The content of the invention
The present invention overcomes the shortcomings of the prior art, there is provided a kind of low temperature hydraulic oil composition.It is provided by the invention
Hydraulic fluid compositions have excellent cryogenic property in the case where being not added with pour-point depressant and low pour point synthetic base oil, ensure machinery in low temperature
Under the conditions of normal operation, so as to improve production efficiency.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is:
A kind of low temperature hydraulic oil composition, in terms of parts by weight, including following component:100 parts of Fischer-Tropsch wax hydroisomerizing oil
S-CTL8,0.4-1.5 part hydraulic oil complexing agent.
S-CTL8 kinematic viscosity at 40 DEG C is 41.4-50.6mm2/ s, kinematic viscosity is 7-9mm at 100 DEG C2/ s,
Pour point is less than -40 DEG C, and viscosity index (VI) is more than 140, carbon number 30-55.
Further, S-CTL8 kinematic viscosity at 40 DEG C is 44.15mm2/s。
Further, the viscosity index (VI) of the S-CTL8 is not less than 142.
Kinematic viscosity of the S-CTL8 at -35 DEG C is not more than 4200mm2/s。
201 DEG C of the initial oxidation temperature of the S-CTL8.
Temperature is 400 DEG C during S-CTL8 weight thermal decomposition 50%.
The S-CTL8 boiling ranges are at 380 DEG C -650 DEG C.
The sulfur content of the S-CTL8 is 0, nitrogen content 0.
Further, in terms of parts by weight, the hydraulic oil complexing agent is 0.6-1.0 parts.
The hydraulic fluid compositions also include anti-foaming agent, and in terms of parts by weight, the dosage of anti-foaming agent is 0.001-0.03 parts.
Further, in terms of parts by weight, the dosage of the anti-foaming agent is 0.001-0.01 parts.
The anti-foaming agent is one in methyl-silicone oil, ethyl silicon oil, No. 1 composite anti-foam agent, acrylate and ether copolymer
Kind is a variety of.
Further, the anti-foaming agent is No. 1 composite anti-foam agent.
The hydraulic oil complexing agent be AFTON companies H521, H543, LZ5703, LZ5404 of LUBRIZOL companies,
The 0LOA26008A of CHEVRON companies, Rhein chemistry PA205, PA207, the Irgalube ML3010A, Hui Hua of BASF AG
H5049, H5039 one or more.The hydraulic oil complexing agent meets or the specification requirement more than DIN 51524-2.
The preparation method of low temperature hydraulic oil composition of the present invention is:By hydraulic oil complexing agent, anti-foaming agent in 50-70 DEG C of temperature
In lower addition Fischer-Tropsch wax hydroisomerizing oil S-CTL8,0.5-2 hours are stirred, making it, all dissolving can obtain combination of the invention
Thing.The present invention is evaluated using following various test methods to the performance of the hydraulic fluid compositions, wherein there is oil production
Product kinematic viscosity determination method (GB/T 265), oil product viscosity index (VI) calculate (GB/T 1995), and oil product copper corrosion is real
Test method (GB/T 5096), inhibiting mineral oil test for rust preventing ability method (GB/T 11143) in the presence of water, oil product inclines
Point determination method (GB/T 3535), lubrication oil antiwear damage performance measurement method (four-ball tester method) (SH/T 0189), oil and Synthesis liquid
Water separable performance determination method (GB/T 7305), the measure rotary bomb oxidation test (SH/T 0193) of lubricating oil oxidation stability, hydraulic oil
Filterability test method(s) (SH/T 0210).
Described low temperature hydraulic oil composition is applied in hydraulic test.
The present invention has the advantages that compared with prior art.
1st, a kind of low temperature hydraulic oil composition of the present invention, the hydraulic oil need not add the synthesis basis of pour-point depressant or low pour point
Oil, you can the requirement for the HV46 in GB11118.1-2011 of being up to state standards.
2nd, its pour point of low temperature hydraulic oil of the invention is less than -40 DEG C, it is ensured that the normal fortune of machinery under cryogenic
Turn, so as to improve production efficiency.
3rd, low temperature hydraulic oil composition of the present invention has a good oxidation stability, wear resistence, heat endurance, filterability,
Resistance to emulsion, achieve preferable technique effect.
Embodiment
With reference to specific embodiment, the invention will be further described.It should be appreciated that specific implementation described herein
Example, it is used only for explaining the present invention, is not intended to limit the present invention.
Embodiment 1:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for complexing agent containing zinc) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 3.
Embodiment 2:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for complexing agent containing zinc) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 3.
Embodiment 3:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for complexing agent containing zinc) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 3.
Embodiment 4:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for complexing agent containing zinc) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 3.
Embodiment 5:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for complexing agent containing zinc) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 3.
Embodiment 6:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for ashless complexing agent) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 3.
Embodiment 7:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for ashless complexing agent) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 4.
Embodiment 8:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for ashless complexing agent) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 4.
Embodiment 9:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for ashless complexing agent) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 4.
Embodiment 10:
According to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for ashless complexing agent) is weighed respectively, anti-foaming agent adds
Enter into Fischer-Tropsch wax hydroisomerizing base oil S-CTL8, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain
The low temperature hydraulic oil composition.The species of each component and dosage are shown in Table 1 in composition, the basic reason of base oil 1 (S-CTL8)
Change index and be shown in Table 2, oil property is shown in Table 4.
Comparative example 1:
According to the weight ratio in table 1, the desired amount of Fischer-Tropsch wax hydroisomerizing base oil S-CTL8 is weighed, at 50-70 DEG C
Heating stirring 0.5-2 hours to substantially uniformity, obtain the low temperature hydraulic oil composition.The species and use of each component in composition
Amount is shown in Table 1, and the basic physical and chemical index of base oil 1 (S-CTL8) is shown in Table 2, and oil property is shown in Table 4.
Comparative example 2:
Fischer-Tropsch wax hydroisomerizing is replaced using the platform modeling 150N and the base oil 2 that 500N component oils are concocted of equivalent viscosities rank
Base oil S-CTL8, according to the weight ratio in table 1, the desired amount of hydraulic oil complexing agent (for complexing agent containing zinc) is weighed respectively, is resisted
Infusion, pour-point depressant are added into base oil 2, at 50-70 DEG C heating stirring 0.5-2 hours to substantially uniformity, obtain described low
Warm hydraulic fluid compositions.The species of each component and dosage are shown in Table 1 in composition, and the basic physical and chemical index of base oil 2 is shown in Table 2, oil
Moral character can be shown in Table 4.
Comparative example 3:
Fischer-Tropsch wax hydroisomerizing base oil S-CTL8 is replaced using the base oil 2 of equivalent viscosities rank, according to the weight in table 1
Ratio is measured, the desired amount of hydraulic oil complexing agent (for ashless complexing agent), anti-foaming agent, pour-point depressant is weighed respectively and adds into base oil 2,
Heating stirring 0.5-2 hours to substantially uniformity, obtain the low temperature hydraulic oil composition at 50-70 DEG C.Each group in composition
The species and dosage of part are shown in Table 1, and the basic physical and chemical index of base oil 2 is shown in Table 2, and oil property is shown in Table 4.
Viscosity, viscosity index (VI), pour point, copper corruption, corrosion, demulsification performance and oxidation peace are tested to embodiment and comparative example
It is qualitative.Each hydraulic oil pour point of the present invention is below -40 DEG C, and has good oxidation stability, wear resistence, resistance to emulsion
And rustless property.
Comparative example 1 is not added with complexing agent, the performance such as anti-oxidant, antirust, wear-resistant is all poor only with base oil 1.
Comparative example 2 is that the oil product of hydraulic oil complexing agent, pour-point depressant and anti-foaming agent modulation is added in base oil 2, and pour point can
To reach requirement, but it is higher than embodiment 1-5;Kinematic viscosity 1500mm2Temperature during/s is at -5 DEG C, far above in embodiment 1-5
Kinematic viscosity 1500mm2Temperature during/s.
Comparative example 3 is the oil product that 0.5 portion of pour-point depressant and anti-foaming agent modulation are added in base oil 2, and pour point can reach will
Ask, but it is higher than embodiment 6-10;Kinematic viscosity 1500mm2Temperature during/s is viscous far above being moved in embodiment 6-10 at -5 DEG C
Spend 1500mm2Temperature during/s.
In above-described embodiment 1-10 and comparative example 1-3, Fischer-Tropsch wax hydroisomerizing oil S-CTL8 is by CO+ caused by coal gasification
H2Gaseous mixture first through F- T synthesis, generates the liquid fuel based on wax, then formed by hydroisomerization, S-CTL8 bases
The pour point of oil is less than -40 DEG C, and the dynamic viscosity at -35 DEG C is less than or equal to 4200mm2/ s, initial oxidation temperature are 201 DEG C,
Temperature is 400 DEG C during weight thermal decomposition 50%, and boiling range is at 380 DEG C -650 DEG C;Methyl-silicone oil is given birth to for Shanghai Shen Pu Fine Chemical Works
Production, trade mark T901;Acrylate produces with ether copolymer for Ya Fudun additives company, trade mark H2030.
Table 1
Table 2
Table 3
Table 4
The present invention can be summarized with others without prejudice to the concrete form of the spirit or essential characteristics of the present invention.Therefore, nothing
By from the point of view of that point, the embodiment above of the invention can only all be considered the description of the invention and can not limit invention,
Claims indicate the scope of the present invention, and above-mentioned explanation does not point out the scope of the present invention, therefore, with the present invention
The suitable implication and scope of claims in any change, be all considered as being included within the scope of the claims.
Claims (10)
- A kind of 1. low temperature hydraulic oil composition, it is characterised in that in terms of parts by weight, including following component:100 parts of Fischer-Tropsch waxes add Hydrogen isomery oil S-CTL8,0.4-1.5 part hydraulic oil complexing agent.
- 2. a kind of low temperature hydraulic oil composition according to claim 1, it is characterised in that the S-CTL8 is transported at 40 DEG C Kinetic viscosity is 41.4-50.6mm2/ s, kinematic viscosity is 7-9 mm at 100 DEG C2/ s, pour point are less than -40 DEG C, and viscosity index (VI) is more than 140, carbon number 30-55.
- 3. a kind of low temperature hydraulic oil composition according to claim 2, it is characterised in that the S-CTL8 is transported at 40 DEG C Kinetic viscosity is 44.15mm2/s。
- A kind of 4. low temperature hydraulic oil composition according to claim 2, it is characterised in that the viscosity index (VI) of the S-CTL8 Not less than 142.
- 5. a kind of low temperature hydraulic oil composition according to claim 1, it is characterised in that the sulfur content of the S-CTL8 is 0, nitrogen content 0.
- A kind of 6. low temperature hydraulic oil composition according to claim 1, it is characterised in that in terms of parts by weight, the liquid Force feed complexing agent is 0.6-1.0 parts.
- 7. a kind of low temperature hydraulic oil composition according to claim 1, it is characterised in that the hydraulic fluid compositions also wrap Anti-foaming agent is included, in terms of parts by weight, the dosage of anti-foaming agent is 0.001-0.03 parts.
- 8. a kind of low temperature hydraulic oil composition according to claim 7, it is characterised in that described anti-in terms of parts by weight The dosage of infusion is 0.001-0.01 parts.
- 9. a kind of low temperature hydraulic oil composition according to claim 7, it is characterised in that the anti-foaming agent is methyl silicon Oil, ethyl silicon oil, No. 1 composite anti-foam agent and acrylate and the one or more in ether copolymer.
- 10. any described low temperature hydraulic oil compositions of claim 1-9 are applied in hydraulic test.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108977260A (en) * | 2018-03-16 | 2018-12-11 | 中海油气(泰州)石化有限公司 | Ultralow temperature hydraulic oil |
CN109880676A (en) * | 2019-03-25 | 2019-06-14 | 重庆化工职业学院 | Grinding roller of vertical mill bearing and rotary kiln tug bearing lubricating composition |
CN114657012A (en) * | 2022-04-20 | 2022-06-24 | 卡松科技股份有限公司 | High-cleanness high-pressure ash-free anti-wear hydraulic oil composition and preparation method thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103710082A (en) * | 2013-10-09 | 2014-04-09 | 中国石油化工股份有限公司 | Hydraulic oil composition and uses thereof |
-
2017
- 2017-06-27 CN CN201710500695.3A patent/CN107488482A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103710082A (en) * | 2013-10-09 | 2014-04-09 | 中国石油化工股份有限公司 | Hydraulic oil composition and uses thereof |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108977260A (en) * | 2018-03-16 | 2018-12-11 | 中海油气(泰州)石化有限公司 | Ultralow temperature hydraulic oil |
CN109880676A (en) * | 2019-03-25 | 2019-06-14 | 重庆化工职业学院 | Grinding roller of vertical mill bearing and rotary kiln tug bearing lubricating composition |
CN114657012A (en) * | 2022-04-20 | 2022-06-24 | 卡松科技股份有限公司 | High-cleanness high-pressure ash-free anti-wear hydraulic oil composition and preparation method thereof |
CN114657012B (en) * | 2022-04-20 | 2023-01-03 | 卡松科技股份有限公司 | High-cleanness high-pressure ashless anti-wear hydraulic oil composition and preparation method thereof |
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Application publication date: 20171219 |