CN106497636A - A kind of long-life anti-seizing lubricant composition and preparation method - Google Patents

A kind of long-life anti-seizing lubricant composition and preparation method Download PDF

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Publication number
CN106497636A
CN106497636A CN201610875914.1A CN201610875914A CN106497636A CN 106497636 A CN106497636 A CN 106497636A CN 201610875914 A CN201610875914 A CN 201610875914A CN 106497636 A CN106497636 A CN 106497636A
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compositionss
seizing
lubricant composition
long
grease
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CN106497636B (en
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王先会
谷效英
王兆坤
李素
李勇
袁敬波
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China Petroleum and Chemical Corp
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China Petroleum and Chemical Corp
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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
    • 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
    • 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/062—Oxides; Hydroxides; Carbonates or bicarbonates
    • 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/065—Sulfides; Selenides; Tellurides
    • 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/065—Sulfides; Selenides; Tellurides
    • C10M2201/066—Molybdenum sulfide
    • 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
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/10—Compounds containing silicon
    • C10M2201/102—Silicates
    • 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
    • C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
    • 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
    • C10M2205/06—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing conjugated dienes
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/22—Heterocyclic nitrogen compounds
    • C10M2215/223—Five-membered rings containing nitrogen and carbon only
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
    • C10M2219/0445—Sulfonic acids, Derivatives thereof, e.g. neutral salts used as thickening agents
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/10—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring
    • C10M2219/104—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring containing sulfur and carbon with nitrogen or oxygen in the ring
    • C10M2219/106—Thiadiazoles
    • 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
    • C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
    • 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
    • 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
    • C10N2050/00—Form in which the lubricant is applied to the material being lubricated
    • C10N2050/10—Semi-solids; greasy

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

The present invention relates to a kind of long-life anti-seizing lubricant composition and preparation method.Including calcium sulfonate complex grease 82.9%～97.5%, antioxidant and metal deactivator 0.3%～1.0%, antirust agent 0.6%～4.8%, kollag 0.3%～3.2%, solid-filling agent 1.0～4.5% and tackifier 0.3%～3.6%.The grease of the present invention can significantly delay the corrosion rate of derrick crane pivot pin, for the tower crane that the construction period is used by the large-scale or high-rise building project of more than 2 years, can be prevented effectively from and seizing getting rusty occur under construction environment and caused bearing pin is difficult to disassemble problem, realize that tower crane standard knot pivot pin is smoothly assembled and disassembled.

Description

A kind of long-life anti-seizing lubricant composition and preparation method
Technical field
The invention belongs to technical field of lubricating grease, more particularly to a kind of long-life anti-seizing lubricant composition and preparation Method.
Background technology
Derrick crane abbreviation tower crane, also referred to as tower crane, are the most frequently used a kind of crane gears on construction site.Tower crane is in dew The impact of the complex dielectricss environment such as its execution conditions construction, rainwater to be born, cement, sand and dust, corrosive gas.When construction is completed When, it is necessary to each for tower crane component is dismantled and is carried.Under open work environment, if tower crane standard knot connects bearing pin because serious Corrosion causes stuck, and dismounting operation that will be to tower crane after the completion of construction operation causes great difficulty.Realize above-mentioned fastening Part is smoothly installed and is dismantled, need apply prevent seizing grease, its function be high temperature, high pressure, humidity and static state or Under the conditions of fine motion, playing prevents that metal rusting is stuck, isolating metal prevents to bond, guarantees suitable static and dynamic friction coefficient.
Prior art be tower crane bearing pin and bearing pin inner room using common lithium base grease, extreme pressure lithium base lubricating grease, Grease based on molybdenum disulfide lithium etc..Its anti-attrition and antirust function are poor, and four ball sintering load PD values are generally<2450N, salt spray test By the time<120h.Under normal conditions, these products the construction time more than 6 months after gradually will occur bearing pin corrosion, Abrasion and bearing pin are being produced the phenomenons such as bearing pin bending by pressure.Although these products also have certain corrosion, anti-attrition Function, but under the harsh working condition such as high humidity, high pressure, Korrosionsmedium, easily occur the scratch of surface of the work, bonding, A series of problems, such as getting rusty, can bring exceptional hardship to the installation of hardware with construction is disassembled, while causing metal part Service life is greatly shortened.
CN201410380754.4 column crane mast section assembling oil/fat compositions and preparation method, employ general lithium Base fat is carrier, then by adding the additives such as antioxidation, anti-attrition, anti-seizing, antirust, adhesion-promoting, obtains a kind of tower lifting Machine standard knot assembles special oil/fat composition.The salt fog resistance test of the invention product is 720h by the time, and usage cycles are 1～2 Year.
For typically large-scale or high-rise building project, construction period often reaches 2 years to more than the several years.When having constructed Cheng Shi, the dead phenomenon of the seizing rust of standard knot bearing pin are often quite serious, and bearing pin is difficult to realize normally to be disassembled.
Assembling fat between tower crane upper pin and pin sleeve, it is necessary to assure under the conditions of static or fine motion, bearing pin and pin The adipose membrane that shaft room is retained will be played and prevent that metal rusting is stuck, isolating metal prevents to bond, guarantees that suitable sound is rubbed Wipe the effect such as coefficient.Realize that this function, this assembling fat need the antirust agent containing excellent performance, grain on composition The suitable kollag in footpath, and the solid-filling agent that physicochemical properties are stable, mechanical strength is enough.
In order to meet construction requirement modern large-scale or that high-rise building project is under long period, prior art grease is overcome Use in column crane mast section and disassemble various defects present in process, need exploitation one kind to meet salt spray test and pass through Time (B levels)>1440h, four ball sintering loads>3089N, anti-fretting wear test<4.5mg etc. requires that usage cycles reach 2 years Seizing grease is prevented to more than the several years long-life, to realize that tower crane bearing pin can smoothly be assembled and be disassembled.
Content of the invention
The purpose of the present invention, is to be that the bearing pin for overcoming prior art grease to occur after the assembling of tower crane standard component is disassembled Difficult defect, and provide a kind of in 2 years to the construction period more than several years, can remain good antirust, corrosion-resistant, Control friction, the long-life anti-seizing lubricant composition for resisting the performance such as seizing, to realize the normal assembling of pivot pin and tear open Solution.
Complex calcium sulfonate grease is a kind of new grease product, contained long alkyl chain sulfoacid calcium in system There is salt excellent rust-preventing characteristic, contained nanometer grade calcium carbonate microgranule there is good anti-attrition, anti-scuffing function.To be combined sulphur Fat based on sour calcium grease, further compound antioxidant, antirust agent, kollag, tackifier, and there is chemical inertness Filler, can obtain a kind of with the features such as anti-corrosion, anti scuffing, anti stick long-life prevent seizing grease composition Thing.
The long-life that the present invention is provided prevents seizing lubricant composition, is with calcium sulfonate complex grease as carrier, then compounds The dissimilar additive such as antioxygen and metal deactivator, antirust agent, kollag, solid-filling agent, tackifier and obtain.With group On the basis of compound gross weight, each component content is：
On the basis of preferred composition gross weight, each component content is：
The present invention provide lubricant composition, the calcium sulfonate complex grease be by calcium sulfonate with high base number through conversion, The techniques such as saponification, high temperature refining, post processing and the commercially available industrial goods made, including No. 1 and No. 2 two trades mark, it is desirable to which dropping point is big In 260 DEG C.
The lubricant composition that the present invention is provided, the antioxidant and metal deactivator include benzotriazole derivant (oil Additive unifies code name T551) or thiadiazoles derivative (code name T561 unified by petroleum additive), it is commercially available industrial goods.
The lubricant composition that the present invention is provided, the antirust agent are referred to, for Atmospheric Condition, there is adaptability Metal soap rust-inhibiting additive, including dinonylnaphthalene sulfonic acid calcium or dinonylnaphthalene sulfonic acid zinc, be commercially available industrial goods.
The lubricant composition that the present invention is provided, the kollag are with layer structure, intermolecular cut with low The metal sulfide powdery solid of shearing stress, including molybdenum disulphide powder or curing tungsten powder, is natural molybdenum ore or tungsten ore through chemistry Purification, the technique such as crush and the industrial goods made.Require fineness<10 μm, preferably<5μm.
The lubricant composition that the present invention is provided, the solid-filling agent are that metal is had compared with strong affinity, and are stale-proof The metal-oxide powdery solid of erosion metal surface, including titanium dioxide (chemical name Titanium Dioxide) or ceramic (mainly into It is silicon dioxide and aluminium sesquioxide to divide), it is commercially available industrial goods.Require 320 screen residues<0.3%, preferably<0.1%.
The lubricant composition that the present invention is provided, the tackifier are hydrogenated styrene-diene polymer (abbreviation HSD), For commercially available industrial goods.It is required that molecular weight is more than 105.
The present invention production method be：First calcium sulfonate complex grease is put in kettle, stirring heats up.When temperature reaches 75 When～125 DEG C, order adds antioxidant and metal deactivator, antirust agent, kollag, solid-filling agent and tackifier.Stir Go out kettle after mixing 10～30min.It is finished product that three times are ground with three-roller.
A kind of long-life obtained by the present invention prevents seizing lubricant composition, is with common calcium sulfonate complex grease as carrying Body, adds the several functions such as antioxidant and metal deactivator, antirust agent, kollag, solid-filling agent and tackifier Additive, and a kind of long-life with excellent antiseptic and rustproof, anti-attrition and seizure-resistant ability that makes prevents seizing grease composition Thing.Benzotriazole derivant (T551) or thiadiazoles derivative (T561) kind antioxidant and metal deactivating additive, are a kind of multiple-effect Additive, in addition to antioxygen property, also has the performances such as metal passivation, anti-attrition, can effectively suppress the catalysis of the metals such as copper, ferrum Effect.In calcium sulfonate complex grease, add antirust agent play strengthening action, i.e., by contained calcium sulfonate with high base number in system With effective compounding of added metal soap antirust agent, further lifted and improve rust-proof effect, so as to more effectively overcome construction existing The impact of the complex dielectricss environment such as rainwater, cement, sand and dust, corrosive gas in, and then avoid workpiece from being situated between in long-time corrosion There is serious corrosion under matter environment.Kollag is particularly molybdenum bisuphide and tungsten disulfide, the layer structure with uniqueness, than Graphite has lower coefficient of friction, can change the andfrictional conditions under the conditions of static or fine motion between metal contact surface.Solid-filling Agent such as titanium dioxide, ceramic etc., more higher than Calcium Carbonate, Pulvis Talci with the affinity of metal, under high pressure, high-load condition, Can substantially effectively isolating metal, can prevent component from producing seizing phenomenon under the conditions of fine motion with kollag compound use. SHD can improve adhesiveness of the grease to metal, be conducive to improving water resistant rinse capability, improve barrier propterty.By above-mentioned group The compounded combination that divides, has finally given a kind of Multifunctional blockage-preventing and has stung lubricant composition.
The grease of the present invention, the effects such as with water resistant, antiseptic and rustproof, anti-attrition, seizure-resistant, can significantly delay component Corrosion and the rate of wear, prevent from getting rusty, the generation of seizing phenomenon, realize that column crane mast section pivot pin is smoothly assembled and torn open Solution, can also be used for the smooth assembling of the parts such as lock screw, track bolt, securing member and disassembles.
Specific embodiment
Embodiment 1：
Long-life prevents seizing lubricant composition, and component and mass percent are as follows：
(1) No. 2 calcium sulfonate complex grease 92.4%；
(2) T551 0.5%；
(3) dinonylnaphthalene sulfonic acid calcium 3.0%
(4) molybdenum disulphide powder 0.6%；
(5) titanium dioxide 2.7%；
(6) HSD 0.8%.
First by No. 2 calcium sulfonate complex greases (work cone penetration 242, unit 0.1mm) 924.0g input kettles, stirring rises Temperature.When temperature reaches 120 DEG C, order adds T551 5.0g, dinonylnaphthalene sulfonic acid calcium 3.0g, molybdenum disulphide powder (fineness<5μm) 6.0g, titanium dioxide (320 screen residues<0.1%) 2.7g and HSD 8.0g.Stirring 21min, you can go out kettle.Ground with three-roller Mill is for three times finished product.
Embodiment 2：
Long-life prevents seizing lubricant composition, and component and mass percent are as follows：
(1) No. 1 calcium sulfonate complex grease 91.2%；
(2) T561 0.6%；
(3) dinonylnaphthalene sulfonic acid zinc 2.8%；
(4) tungsten disulfide 1.3%；
(5) ceramic 3.4%；
(6) ceramic 0.7%.
First by No. 1 calcium sulfonate complex grease (work cone penetration 331, unit 0.1mm) 912g input kettles, stirring rises Temperature.When temperature reaches 118 DEG C, order adds T5616.0g, dinonylnaphthalene sulfonic acid zinc 2.8g, tungsten disulfide (fineness<5μm) 1.3g, ceramic (320 screen residues<0.1%) 3.4g and ceramic 7.0g.It is stirred for 18min, you can go out kettle.With It is finished product that three-roller grinds three times.
Embodiment 3：
Long-life prevents seizing lubricant composition, and component and mass percent are as follows：
(1) No. 2 calcium sulfonate complex grease 82.9%；
(2) T551 1.0%；
(3) dinonylnaphthalene sulfonic acid calcium 4.8%
(4) molybdenum bisuphide 3.2%；
(5) ceramic 4.5%；
(6) HSD 3.6%.
First by No. 2 calcium sulfonate complex greases (work cone penetration 242, unit 0.1mm) 829.0g input kettles, stirring rises Temperature.When temperature reaches 95 DEG C, order adds T551 10.0g, dinonylnaphthalene sulfonic acid calcium 48.0g, molybdenum bisuphide (fineness<10μm) 32.0g, ceramic (320 screen residues<0.3%) 45g and HSD 36.0g.It is stirred for 30min, you can go out kettle.Use three rollers It is finished product that machine grinds three times.
Embodiment 4：
Long-life prevents seizing lubricant composition, and component and mass percent are as follows：
(1) No. 2 calcium sulfonate complex grease 97.5%；
(2) T561 0.3%；
(3) dinonylnaphthalene sulfonic acid zinc 0.6%
(4) tungsten disulfide 0.3%；
(5) titanium dioxide 1.0%；
(6) HSD 0.3%.
First by No. 2 calcium sulfonate complex greases (work cone penetration 242, unit 0.1mm) 975.0g input kettles, stirring rises Temperature.When temperature reaches 125 DEG C, order adds T561 3.0g, dinonylnaphthalene sulfonic acid zinc 6.0g, tungsten disulfide (fineness<10μm) 3.0g, titanium dioxide (320 screen residues<0.3%) 10.0g and HSD 3g.It is stirred for 10min, you can go out kettle.Ground with three-roller Mill is for three times finished product.
Embodiment 5：
Long-life prevents seizing lubricant composition, and component and mass percent are as follows：
(1) No. 2 calcium sulfonate complex grease 96.9%；
(2) T561 0.4%；
(3) dinonylnaphthalene sulfonic acid calcium 0.8%
(4) tungsten disulfide 0.3%；
(5) ceramic 1.2；
(6) HSD 0.4%.
First by calcium sulfonate complex grease (work cone penetration 242, unit 0.1mm) 969.0g input kettles, stirring heats up. When temperature reaches 114 DEG C, order adds T561 4.0g, dinonylnaphthalene sulfonic acid calcium 8.0g, tungsten disulfide (fineness<5μm)3.0g、 Ceramic (320 screen residues<0.1%) 12.0g and HSD 4.0g.It is stirred for 18min, you can go out kettle.Ground with three-roller Mill is for three times finished product.
Embodiment 6：
Long-life prevents seizing lubricant composition, and component and mass percent are as follows：
(1) No. 1 calcium sulfonate complex grease 84.6%；
(2) T561 0.8%；
(3) dinonylnaphthalene sulfonic acid zinc 4.4%
(4) molybdenum bisuphide 3.0%；
(5) titanium dioxide 4.0%；
(6) HSD 3.2%.
First by No. 1 calcium sulfonate complex grease (work cone penetration 331, unit 0.1mm) 846.0g input kettles, stirring rises Temperature.When temperature reaches 107 DEG C, order adds T561 8.0g, dinonylnaphthalene sulfonic acid zinc 44.0g, molybdenum bisuphide (fineness<5μm) 30.0g, titanium dioxide (320 screen residues<0.1%) 40.0g and HSD 32.0g.It is stirred for 13min, you can go out kettle.Use three rollers It is finished product that machine grinds three times.
Comparative example 1
For commercially available No. 1 universal lithium base fat.
Comparative example 2
For commercially available No. 1 molybdenum bisuphide lithium saponify.
Comparative example 3
For commercially available No. 0 Lithium-base grease.
Table 1
From the results shown in Table 1：The long-life that the present invention is provided prevents seizing lubricant composition, significantly improves anti- The performances such as rust, anti-attrition, seizure-resistant.It is more than 12 times of contrast product that salt spray test is particularly shown as by the time, anti-fine motion Wear test mass loss reduces about more than 48.2%, and four ball grinding defect diameters reduce more than 19.6%, four ball sintering load PD values More than 26.1% is improved, oxidation stability improves more than 17.8%.For the large-scale or high-rise building that the construction period is more than 2 years For the tower crane of project, the grease that the present invention is provided can avoid seizing getting rusty occurring and caused bearing pin under construction environment It is difficult to disassemble problem, realizes that column crane mast section pivot pin is smoothly assembled and disassembled, simultaneously can be used for lock screw, ferrum The smooth assembling of the parts such as railway bolt, securing member with disassemble.

Claims (10)

1. a kind of long-life anti-seizing lubricant composition compositionss, is characterized in that on the basis of compositionss gross weight, each component Percentage composition：
2. a kind of long-life anti-seizing lubricant composition described in claim 1, is characterized in that with compositionss gross weight as base Standard, each component percentage composition：
3. compositionss as claimed in claim 1 or 2, is characterized in that No. 1 or No. 2 two trades mark of the calcium sulfonate complex grease, It is required that dropping point is more than 260 DEG C.
4. compositionss as claimed in claim 1 or 2, is characterized in that the antioxidant and metal deactivator include that benzotriazole derives Thing or thiadiazoles derivative.
5. compositionss as claimed in claim 1 or 2, is characterized in that the antirust agent is dinonylnaphthalene sulfonic acid calcium or dinonyl naphthalene Sulfonic acid zinc.
6. compositionss as claimed in claim 1 or 2, the kollag is molybdenum disulphide powder or curing tungsten powder, it is desirable to Fineness<10μm.
7. compositionss as claimed in claim 1 or 2, is characterized in that the solid-filling agent is titanium dioxide or ceramic, Seek 320 screen residues<0.3%.
8. compositionss as claimed in claim 1 or 2, the tackifier are hydrogenated styrene-diene polymer, it is desirable to molecular weight It is more than 105.
9. compositionss as claimed in claim 1 or 2, is characterized in that compositionss for the assembling of column crane mast section pivot pin With disassemble, usage cycles were up to more than 2 years.
10. compositionss as claimed in claim 1 or 2, is characterized in that compositionss for lock screw, track bolt, tight The assembling of firmware component with disassemble.
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CN106939180A (en) * 2017-03-21 2017-07-11 科特龙流体科技（扬州）有限公司 Extreme-pressure anti-wear lubricating oil/fat composition and preparation method thereof
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CN114292684A (en) * 2022-03-08 2022-04-08 泰奥星（天津）有限公司 High-temperature-resistant lubricating grease, and preparation method and application thereof
CN114292684B (en) * 2022-03-08 2022-05-31 泰奥星（天津）有限公司 High-temperature-resistant lubricating grease, and preparation method and application thereof
CN115710527A (en) * 2022-11-14 2023-02-24 二重（德阳）重型装备有限公司 Fastener anti-seizure agent and preparation method thereof
CN115710527B (en) * 2022-11-14 2023-07-18 二重（德阳）重型装备有限公司 Anti-seizing agent for fastener and preparation method thereof

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