阅读说明：本技术 一种超高温链条油组合物及其制备方法 (A kind of superhigh temperature chain oil composition and preparation method thereof ) 是由 周宗明 于 2019-09-25 设计创作，主要内容包括：本发明公开了一种超高温链条油组合物及其制备方法,该组合物由以下质量百分比的组分制备所得：芳香酸酐多元醇酯50-95 wt%；粘指剂5-35wt%；抗氧剂0.5-4.5wt%；极压抗磨剂0.5-4.5wt%；腐蚀抑制剂0.01-0.5wt%；防老剂0.5-5 wt%；全氟烷基的丙烯酸系添加剂0.01-0.5wt%。本发明通过引入新型基础油、粘指剂以及对超高温链条油组合物和各成分重新配伍,使其具有优异理化性能的同时,进一步优化了高温链条油的抗结焦性能。(The invention discloses a kind of superhigh temperature chain oil composition and preparation method thereof, the composition prepares gained: aromatic anhydride polyol ester 50-95 wt% by the component of following mass percent；Viscosity index improver 5-35wt%；Antioxidant 0.5-4.5wt%；Extreme pressure anti-wear additives 0.5-4.5wt%；Corrosion inhibitor 0.01-0.5wt%；Anti-aging agent 0.5-5 wt%；The acrylic acid series additive 0.01-0.5wt% of perfluoroalkyl.The present invention while making it have excellent physicochemical property, has advanced optimized the anticoking capability of high-temperature chain oil by introducing novel foundation oil, viscosity index improver and to superhigh temperature chain oil composition and each ingredient again compatibility.)

1. a kind of superhigh temperature chain oil composition, it is characterised in that: prepare gained by the component of following mass percent:

Aromatic anhydride polyol ester 50-95 wt %

Viscosity index improver 5-35 wt %

Antioxidant 0.5-4.5 wt %

Extreme pressure anti-wear additives 0.5-4.5 wt %

Corrosion inhibitor 0.01-0.5 wt %

Anti-aging agent 0.5-5 wt %

The acrylic acid series additive 0.01-0.5 wt % of perfluoroalkyl.

2. composition according to claim 1, which is characterized in that the flash-point of the aromatic acid mixed alcohol ester is 270~285 ℃；The pour point of the aromatic acid mixed alcohol ester is -45~-23 DEG C；The Viscosity Index of the aromatic acid mixed alcohol ester be 70~ 180。

3. composition according to claim 1, which is characterized in that the viscosity index improver includes poly- methyl esters acrylate, answers Ester, polyolefin are one or more.

4. composition according to claim 1, which is characterized in that the antioxidant includes aromatic amine antioxidant, is obstructed One of powder kind antioxidant, auxiliary antioxidant are a variety of.

5. composition according to claim 1, which is characterized in that the extreme pressure anti-wear additives be thiophosphate, phosphate, One or more kinds of mixture in phosphite ester, acid phosphate amine salt and dibutyl dithiocaarbamate lead.

6. composition according to claim 1, which is characterized in that the preservative includes benzothiazole, pyrazolone, alkenyl amber Amber acid, polyacids or derivatives thereof.

7. composition according to claim 1, which is characterized in that prepare gained by the component of following mass percent:

Aromatic anhydride polyol ester 60-85 wt %

Viscosity index improver 10-25 wt %

Antioxidant 1-4 wt %

Extreme pressure anti-wear additives 1-4 wt %

Corrosion inhibitor 0.1-0.3 wt %

Anti-aging agent 1-4.5 wt %

The acrylic acid series additive 0.1-0.3 wt % of perfluoroalkyl.

8. the preparation method of superhigh temperature chain oil composition described in a kind of claim 1, comprising the following steps:

S1, each component is weighed in mass ratio；

S2, weighed aromatic anhydride polyol ester, viscosity index improver are mixed, obtains base oil；

S3, the acrylic acid series of the base oil and antioxidant, extreme pressure anti-wear additives, corrosion inhibitor, anti-aging agent, perfluoroalkyl is added Agent is added to mix to get superhigh temperature chain oil composition.

9. preparation method according to any one of claims 8, which is characterized in that the temperature mixed in step S2 is 50~80 DEG C；Step S3 Middle mixed temperature is 80~120 DEG C.

Technical field

The present invention relates to lubricating oil fields, and in particular to a kind of superhigh temperature chain oil composition and preparation method thereof.

Background technique

Wood-based plate (wood based panel), using timber or other non-wood plants as raw material, is centainly machined After being separated into various unit materials, apply or do not apply plate or molded article made of adhesive and other additives gluing. It mainly include the three categories products such as glued board, wood shavings (particle) plate and fiberboard, extension product and deep processed product reach up to a hundred Kind.(GB/T18003-1999) " artificial board mechanical equipment model preparation method " according to national standards, the model of wood based panel manufacturing machinery is raised Including the 39 class product such as wood chipping equipment, spreading machine, press, sander, peeling machine, peeler, slicer, plate joggling apparatus, such type More stringent requirements are proposed to lubrication for numerous mechanical equipments.

With the rapid development of science and technology, modern industry is faced with more stringent military service operating condition, such as high temperature, high speed Deng these factors all can cause surface of friction pair temperature to increase.And the military service operating condition of high-temperature is to the pair that rubs under lubricating status Rate of depreciation has important influence.When lubrication temperature increases, not only the viscosity characteristics of lubricant are changed, but also the pair that rubs Mechanical features can be also changed.Under the lubricant Service Environment of reality, there are many actual condition temperature to be higher than 200 DEG C or 300 DEG C or more, the lubricant for lacking tolerable higher temperature has become the bottleneck of numerous technology development, harsh special military service work Condition will lead to lubricant deterioration and failure, so that lubricant and lubricating additive be made to face a severe challenge.

Summary of the invention

To solve the above problems, the present invention provides a kind of superhigh temperature chain oil composition and preparation method thereof, it is resulting Composition has excellent high temperature anticoking capability.

To achieve the above object, the technical scheme adopted by the invention is as follows:

A kind of superhigh temperature chain oil composition prepares gained by the component of following mass percent:

Aromatic anhydride polyol ester 50-95 wt %

Viscosity index improver 5-35 wt %

Antioxidant 0.5-4.5 wt %

Extreme pressure anti-wear additives 0.5-4.5 wt %

Corrosion inhibitor 0.01-0.5 wt %

Anti-aging agent 0.5-5 wt %

The acrylic acid series additive 0.01-0.5 wt % of perfluoroalkyl.

Further, the flash-point of the aromatic acid mixed alcohol ester is 270~285 DEG C；The aromatic acid mixed alcohol ester inclines Point is -45~-23 DEG C；The Viscosity Index of the aromatic acid mixed alcohol ester is 70~180.

Further, the viscosity index improver includes poly- methyl esters acrylate, ester, polyolefin are one or more again

Further, the antioxidant includes aromatic amine antioxidant, be obstructed one of powder kind antioxidant, auxiliary antioxidant Or it is a variety of.

Further, the extreme pressure anti-wear additives be thiophosphate, phosphate, phosphite ester, acid phosphate amine salt and One or more kinds of mixture in dibutyl dithiocaarbamate lead.

Further, the preservative includes benzothiazole, pyrazolone, alkenyl succinic acid, polyacids or derivatives thereof.

Preferably, gained is prepared by the component of following mass percent:

Aromatic anhydride polyol ester 60-85 wt %

Viscosity index improver 10-25 wt %

Antioxidant 1-4 wt %

Extreme pressure anti-wear additives 1-4 wt %

Corrosion inhibitor 0.1-0.3 wt %

Anti-aging agent 1-4.5 wt %

The acrylic acid series additive 0.1-0.3 wt % of perfluoroalkyl.

The present invention also provides a kind of above-mentioned preparation methods of superhigh temperature chain oil composition, comprising the following steps:

S1, each component is weighed in mass ratio；

S2, weighed aromatic anhydride polyol ester, viscosity index improver are mixed, obtains base oil；

S3, the acrylic acid series of the base oil and antioxidant, extreme pressure anti-wear additives, corrosion inhibitor, anti-aging agent, perfluoroalkyl is added Agent is added to mix to get superhigh temperature chain oil composition.

Further, the temperature mixed in step S2 is 50~80 DEG C；The temperature mixed in step S3 is 80~120 DEG C.

The invention has the following advantages:

The present invention by introducing novel foundation oil, viscosity index improver and to superhigh temperature chain oil composition and each ingredient again compatibility, While making it have excellent physicochemical property, the anticoking capability of high-temperature chain oil has been advanced optimized.The experimental results showed that this The superhigh temperature chain oil composition V100 >=30mm provided is provided²The mm of/s, V40 >=290²/ s, VI (Viscosity Index) be 140~ 170, acid value≤1.5mgKOH/g, pour point≤- 34 DEG C, flash-point >=275 DEG C, long mill (220rpm, 90kg, 75 DEG C) the mill spot of four balls Diameter≤0.5mm, residual oil appearance is without coking after evaporation.

The acrylic acid series additive of perfluoroalkyl is introduced, the transport efficiency of the additive is high, during smearing It is completely migrating to surface and forms a kind of protective film, this layer of protective film and water is incompatible and performance with stronger acid and alkali-resistance, and The wear-resistant and antifriction performance of oil product can be significantly improved.

Specific embodiment

The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention Protection scope.

The present invention provides a kind of superhigh temperature chain oil compositions, including following components:

Aromatic anhydride polyol ester 50-95 wt %

Viscosity index improver 5-35 wt %

Antioxidant 0.5-4.5 wt %

Extreme pressure anti-wear additives 0.5-4.5 wt %

Corrosion inhibitor 0.01-0.5 wt %

Anti-aging agent 0.5-5 wt %

The acrylic acid series additive 0.01-0.5 wt % of perfluoroalkyl.

In the present invention, the aromatic anhydride polyalcohol is that aromatic anhydride and monohydric alcohol, dihydric alcohol and its mixed alcohol are anti- It should be made, the mixed alcohol includes C6-C12 fatty alcohol, preferably C8 and C9 alcohol.The flash-point of the aromatic anhydride polyol ester is excellent 270~285 DEG C are selected as, can be specially 272 DEG C, 275 DEG C, 278 DEG C, 279 DEG C, 281 DEG C, 284 DEG C；The aromatic acid The pour point of acid anhydride polyol ester is preferably -45~-23 DEG C, can be specially -45 DEG C, -42 DEG C, -37 DEG C, -34 DEG C, -29 ℃,-25 ℃；The Viscosity Index of the aromatic anhydride polyol ester is preferably 70~180, can be specially 85,90,110,134, 146,159.40 DEG C of kinematic viscosity of the aromatic anhydride polyol ester are preferably 40~160 mm²/ s, concretely 52 mm²/ s、69 mm²/s、73 mm²/s、106 mm²/s、140 mm²/s、158 mm²/s；100 DEG C of fortune of the aromatic anhydride polyol ester Kinetic viscosity is preferably 5~15 mm²/ s, concretely 5.1 mm²/s、6.5 mm²/s、7.6 mm²/s、11.2 mm²/s、13.2 mm²/s、14.3 mm²/s；The acid value of the aromatic anhydride polyol ester is preferably 0.1~0.5mgKOH/g, concretely 0.10mgKOH/g,0.17mgKOH/g,0.23mgKOH/g,0.34mgKOH/g,0.42mgKOH/g,0.48mgKOH/g；It is described The flash-point of aromatic anhydride polyol ester is preferably 270~285 DEG C, concretely 272 DEG C, 275 DEG C, 278 DEG C, 281 DEG C or 283 ℃；The pour point of the aromatic anhydride polyol ester is preferably -45~-23 DEG C, can be specially, -42 DEG C, -37 DEG C, -34 ℃,-29 ℃,；The evaporation loss rate (240 DEG C, 48 hours) of the aromatic acid mixed alcohol ester is preferably 20~30%, concretely 21%, 24%, 23.6%, 25.3%, 27.8%, 28.9%；Residue state after the virtue aromatic anhydride polyol ester evaporation Preferably oily.

Preferably, content of the aromatic acid mixed alcohol ester in chain oil composition be 60wt%, 65wt%, 70wt%, 73wt%, 84wt%, 93wt%.

In the present invention, the viscosity index improver includes poly- methyl esters acrylate, ester, polyolefin are one or more again.In this hair In bright, content of the viscosity index improver in chain oil composition be 6wt%, 8wt%, 12wt%, 16wt%, 17wt%, 19wt%, 22wt%, 24wt%, 27wt%, 29wt%, 31wt%, 33wt%.

In the present invention, the antioxidant includes but is not limited to aromatic amine antioxidant, the powder kind antioxidant that is obstructed, auxiliary One of antioxidant is a variety of.In one embodiment provided by the invention, the antioxidant includes diphenylamines and hindered phenol, The mass ratio of the diphenylamines and hindered phenol is preferably 1:(0.7~1.9), more preferably 1:1.3.In the present invention, described anti- Content of the oxygen agent in chain oil composition is 0.6wt%, 0.7wt%, 1.1wt%, 1.3wt%, 3.3wt%, 3.7wt%.

In the present invention, the extreme pressure anti-wear additives are thiophosphate, phosphate, phosphite ester, acid phosphate amine salt With mixture one or more kinds of in dibutyl dithiocaarbamate lead.

Preferably, content of the extreme pressure anti-wear additives in chain oil composition be 0.6wt%, 0.7wt%, 1.1wt%, 1.3wt%, 3.3wt%, 3.7wt%.

In the present invention, corrosion inhibitor include but is not limited to benzothiazole, pyrazolone, alkenyl succinic acid, polyacids or its spread out Biology.In the present invention, content of the corrosion inhibitor in chain oil composition be 0.01wt%, 0.15wt% or 0.35wt%.

In the present invention, anti-aging agent includes thermo oxidative aging anti-aging agent, ozone-resistant aging anti-aging agent, harmful metal ion work One or more with inhibitor, antifatigue anti-aging agent, ultra-violet radiation resisting anti-aging agent, in the present invention, the anti-aging agent is in chain Content in fluid composition is 1.1wt%, 1.3wt%, 3.3wt%, 3.7wt%.

The present invention also provides a kind of above-mentioned preparation methods of superhigh temperature chain oil composition, comprising the following steps:

S1, each component is weighed in mass ratio；

S2, weighed aromatic anhydride polyol ester, viscosity index improver are mixed, obtains base oil；

S3, the acrylic acid series of the base oil and antioxidant, extreme pressure anti-wear additives, corrosion inhibitor, anti-aging agent, perfluoroalkyl is added Add agent to mix, obtain superhigh temperature chain oil composition, filtered in plate and frame filter bag (1000 mesh) filter, it is filling to get.

In the present invention, the temperature mixed in step S1 is 50~80 DEG C, concretely 50 DEG C, 55 DEG C, 60 DEG C, 65 ℃,70 ℃,75 ℃；The temperature mixed in step S2 be 80~120 DEG C, concretely 85 DEG C, 90 DEG C, 100 DEG C, 105 DEG C, 110 DEG C, 115 DEG C, incorporation time is preferably 1-3 h in step S2, concretely 1h, 1.5h, 2h, 2.5h.

In following embodiment, the aromatic anhydride polyol ester used is by aromatic anhydride and monohydric alcohol, dihydric alcohol and its mixing Alcohol reaction is made, and the mixed alcohol is C6~C12 fatty alcohol, and the performance of aromatic anhydride polyol ester is shown in Table 1:

1 aromatic acid mixed alcohol ester performance of table