CN106701260A - Lubricating grease special for ship and preparation method thereof - Google Patents

Lubricating grease special for ship and preparation method thereof Download PDF

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Publication number
CN106701260A
CN106701260A CN201611135824.5A CN201611135824A CN106701260A CN 106701260 A CN106701260 A CN 106701260A CN 201611135824 A CN201611135824 A CN 201611135824A CN 106701260 A CN106701260 A CN 106701260A
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CN
China
Prior art keywords
parts
lubricating grease
saponification
weight portions
ship
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Pending
Application number
CN201611135824.5A
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Chinese (zh)
Inventor
周忠太
张子英
周征寰
宋尚珍
时红敏
李保莉
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Xinxiang Hengxing Technology Co Ltd
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Xinxiang Hengxing Technology Co Ltd
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Priority to CN201611135824.5A priority Critical patent/CN106701260A/en
Publication of CN106701260A publication Critical patent/CN106701260A/en
Pending legal-status Critical Current

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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
    • 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
    • C10M2201/087—Boron oxides, acids or salts
    • C10M2201/0876—Boron oxides, acids or salts used as thickening agent
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/021—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/022—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms containing at least two hydroxy groups
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
    • C10M2207/128—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids containing hydroxy groups; Ethers thereof
    • 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
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • 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
    • C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
    • C10M2219/066—Thiocarbamic type compounds
    • C10M2219/068—Thiocarbamate metal 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
    • C10M2219/10—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
    • C10N2030/08—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
    • C10N2030/26—Waterproofing or water resistance
    • 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
    • C10N2030/56—Boundary lubrication or thin film lubrication
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/02—Bearings
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives

Landscapes

  • 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 invention discloses a lubricating grease special for a ship and a preparation method thereof, which belongs to the technical field of special lubricating grease. According to the technical scheme, the lubricating grease special for a ship is prepared by the following materials by weight: 64-85 parts of synthetic lubricating oil, 9-15 parts of thickeners, 5-10 parts of lithium hydroxide, 5-7 parts of multi-potency additives, 5-7 parts of 12-hydroxy stearic acid, 1-3 parts of diamineand 1-3 parts of glycerol. The invention further discloses a method for preparing lubricating grease special for the ship. The lubricating grease special for a ship has the advantages of resisting high temperature, water spraying and extreme pressure, and is particularly suitable for lubricating the bearings, gear parts of the ship working on the water. The lubricating grease is greatly improved in all performanceaspects, and therefore the ship bearings are not easily damaged in the operating process and the using cost is low.

Description

A kind of steamer special grease and preparation method thereof
Technical field
The invention belongs to special grease technical field, and in particular to a kind of steamer special grease and preparation method thereof.
Background technology
The running device of power is if being compared to ship power heart in ship major impetus system, then lubricating grease It is exactly the blood of ship power, the life of ship is safeguarded by lubricating grease to the lubrication of each friction part of equipment.Ship Power-equipment in operation, between equipment components transport by the fricting movement actually between equipment components, lubricating oil The key effect of lubrication will be played in dynamic, steamer lubricating grease system is one of important system of marine transmission, be to ensure to pass Dynamic device drive disk assembly lubrication and the core system of cooling, its performance quality directly influence the performance of transmission device, reliability And the life-span.During transmission operation, the part such as parts of bearings, gear exists for a long time because of the substantial amounts of heat that friction is produced plus ship Operation on the sea, is limited by each side condition such as space, time, temperature, humidity, salinity, therefore produces a kind of superior performance Steamer special grease just seem particularly critical, could preferably ensure ocean-going freighter at sea for a long time navigation operation.
The content of the invention
Present invention solves the technical problem that there is provided a kind of steamer special grease, the lubricating grease can not only solve severe The lubrication problem under environment is carved, the long-life lubrication at steamer bearing, gear position is particularly well-suited to, increased the service life, improved Lubricant effect, and environmental pollution can be reduced, few using lubricating grease replacing number of times, use time is long, and greatly reducing makes Use cost.
Another technical problem that the present invention is solved there is provided a kind of preparation method of steamer special grease, the preparation Each reasonable raw material proportioning, production technology are advanced and with low cost in method.
The present invention adopts the following technical scheme that a kind of steamer special grease, its feature exists to solve above-mentioned technical problem Then it is prepared from by the raw material of following weight portion：Synthetic lubricant fluid 64-85 parts, thickening agent 9-15 parts, lithium hydroxide 5-10 Part, 5-7 parts of multi-effect additive, ten dihydroxystearic acid 5-7 parts, hexamethylene diamine 1-3 parts and glycerine 1-3 parts, described thickening agent It is made up of the boric acid that weight percentage is 30% and the dimethyltryptamine that weight percentage is 70%, described multi-effect addition Agent is made up of the dithiocar-bamate that weight percentage is 30% and the thiadiazoles derivative that weight percentage is 70%.
Further preferably, described steamer special grease is prepared from by the raw material of following weight portion：Synthesis profit 65 parts of lubricating oil, 13 parts of thickening agent, 6 parts of lithium hydroxide, 6 parts of multi-effect additive, 6 parts of ten dihydroxystearic acid, 2 parts of hexamethylene diamine and 2 parts of glycerine.
The preparation method of steamer special grease of the present invention, it is characterised in that concretely comprise the following steps：
（1）Synthesis after the hexamethylene diamine of the thickening agent of 13 weight portions and 2 weight portions is uniformly mixed with 25 weight portions lubricates Oil is added in saponification kettle together, and intensification is uniformly mixed；
（2）By the lithium hydroxide of 6 weight portions formation lithium hydroxide aqueous solution soluble in water, work as step（1）In mixed solution liter Be added to lithium hydroxide aqueous solution in saponification kettle at 60-70 DEG C by temperature, continues intensification saponification, in 100-110 DEG C of saponification 3h；
（3）Treat after the completion of saponification, continue to stir the dehydration that heats up, soap base free alkali is surveyed in sampling when temperature reaches 150-160 DEG C, The synthetic lubricant fluid that qualified rear material is continuously heating to 190-200 DEG C of 40 weight portions of addition is thickened, and adds 6 weight portions Ten dihydroxystearic acids are stirred, and are continuously heating to 215-220 DEG C of constant temperature 15min, add the multi-effect addition of 6 weight portions Agent, makes saponification kettle intraluminal interior hold liquid status and lubricating grease is driven into the cooling that flowed back in mediation kettle by filter in true；
（4）Lubricating grease is stirred at reflux cooling 2-4h in mediation kettle, and stirring adds the glycerine of 2 weight portions, stirs when being cooled to 182 DEG C Mix and cooled down after being well mixed and ground by grinder, filter prepared steamer special grease.
Object of the present invention is to provide a kind of steamer special grease and its system for being formulated reasonable and high working efficiency Preparation Method, the synthetic lubricant fluid of use has temperature range wider（-60℃-150℃）, can be formed in any case sufficiently thick Tempered oil film, good abrasion protection performance can be provided under impact load, there is this lubricating grease high temperature resistance, water resistant to drench and anti- The features such as extreme pressure, it is particularly suitable for the lubrication work of the steamer bearing, gear position of conditional operation waterborne, this lubricating grease is in every respect Performance improves a lot, and steamer bearing is not allowed in the process of running fragile, reduces use cost.
Specific embodiment
The above of the invention is described in further details by the following examples, but this should not be interpreted as this The scope for inventing above-mentioned theme is only limitted to following embodiment, and all technologies realized based on the above of the present invention belong to this hair Bright scope.
Embodiment 1
1st, soap is added to after being uniformly mixed 13 kilograms of thickening agents and 2 kilograms of hexamethylene diamines together with 25 kilograms of synthetic lubricant fluids Change in kettle, intensification is uniformly mixed, wherein thickening agent is by boric acid that weight percentage is 30% and weight percentage 70% dimethyltryptamine composition；
2nd, by 6 kilograms of lithium hydroxide formation lithium hydroxide aqueous solutions soluble in water, step is worked as（1）In mixed solution be warming up to 65 DEG C when lithium hydroxide aqueous solution is added in saponification kettle, continue intensification saponification, in 105 DEG C of saponification 3h；
3rd, treat after the completion of saponification, continue to stir the dehydration that heats up, soap base free alkali is surveyed in sampling when temperature reaches 155 DEG C, qualified Afterwards material be continuously heating to 195 DEG C add 40 kilograms of synthetic lubricant fluids be thickened, and add 6 kilogram of ten dihydroxystearic acid enter Row stirring, is continuously heating to 220 DEG C of constant temperature 15min, adds 6 kilograms of multi-effect additives, makes saponification kettle intraluminal interior in true appearance Lubricating grease is simultaneously driven into the cooling that flowed back in mediation kettle by liquid status by filter, and wherein multi-effect additive is contained by weight percent The dithiocar-bamate and weight percentage measured as 30% are 70% thiadiazoles derivative composition；
4th, lubricating grease is stirred at reflux cooling 3h in mediation kettle, and stirring adds 2 kg of glycerin, stirring mixing when being cooled to 182 DEG C Cooled down after uniform and ground by grinder, filtering is obtained steamer special grease.
Embodiment 2
1st, soap is added to after being uniformly mixed 9 kilograms of thickening agents and 1 kilogram of hexamethylene diamine together with 24 kilograms of synthetic lubricant fluids Change in kettle, intensification is uniformly mixed, wherein thickening agent is by boric acid that weight percentage is 30% and weight percentage 70% dimethyltryptamine composition；
2nd, by 5 kilograms of lithium hydroxide formation lithium hydroxide aqueous solutions soluble in water, step is worked as（1）In mixed solution be warming up to 60 DEG C when lithium hydroxide aqueous solution is added in saponification kettle, continue intensification saponification, in 100 DEG C of saponification 3h；
3rd, treat after the completion of saponification, continue to stir the dehydration that heats up, soap base free alkali is surveyed in sampling when temperature reaches 150 DEG C, qualified Afterwards material be continuously heating to 190 DEG C add 40 kilograms of synthetic lubricant fluids be thickened, and add 5 kilogram of ten dihydroxystearic acid enter Row stirring, is continuously heating to 215 DEG C of constant temperature 15min, adds 5 kilograms of multi-effect additives, makes saponification kettle intraluminal interior in true appearance Lubricating grease is simultaneously driven into the cooling that flowed back in mediation kettle by liquid status by filter, and wherein multi-effect additive is contained by weight percent The dithiocar-bamate and weight percentage measured as 30% are 70% thiadiazoles derivative composition；
4th, lubricating grease is stirred at reflux cooling 2h in mediation kettle, and stirring adds 1 kg of glycerin, stirring mixing when being cooled to 182 DEG C Cooled down after uniform and ground by grinder, filtering is obtained steamer special grease.
Embodiment 3
1st, soap is added to after being uniformly mixed 15 kilograms of thickening agents and 3 kilograms of hexamethylene diamines together with 35 kilograms of synthetic lubricant fluids Change in kettle, intensification is uniformly mixed, wherein thickening agent is by boric acid that weight percentage is 30% and weight percentage 70% dimethyltryptamine composition；
2nd, by 10 kilograms of lithium hydroxide formation lithium hydroxide aqueous solutions soluble in water, step is worked as（1）In mixed solution be warming up to Lithium hydroxide aqueous solution is added in saponification kettle at 70 DEG C, continues intensification saponification, in 110 DEG C of saponification 3h；
3rd, treat after the completion of saponification, continue to stir the dehydration that heats up, soap base free alkali is surveyed in sampling when temperature reaches 160 DEG C, qualified Afterwards material be continuously heating to 200 DEG C add 50 kilograms of synthetic lubricant fluids be thickened, and add 7 kilogram of ten dihydroxystearic acid enter Row stirring, is continuously heating to 220 DEG C of constant temperature 15min, adds 7 kilograms of multi-effect additives, makes saponification kettle intraluminal interior in true appearance Lubricating grease is simultaneously driven into the cooling that flowed back in mediation kettle by liquid status by filter, and wherein multi-effect additive is contained by weight percent The dithiocar-bamate and weight percentage measured as 30% are 70% thiadiazoles derivative composition；
4th, lubricating grease is stirred at reflux cooling 4h in mediation kettle, and stirring adds 3 kg of glycerin, stirring mixing when being cooled to 182 DEG C Cooled down after uniform and ground by grinder, filtering is obtained steamer special grease.
Embodiment above describes general principle of the invention, principal character and advantage, the technical staff of the industry should Understand, the present invention is not limited to the above embodiments, simply original of the invention is illustrated described in above-described embodiment and specification Reason, under the scope for not departing from the principle of the invention, various changes and modifications of the present invention are possible, and these changes and improvements each fall within In the scope of protection of the invention.

Claims (3)

1. a kind of steamer special grease, it is characterised in that be prepared from by the raw material of following weight portion：Synthetic lubricant fluid 64-85 parts, thickening agent 9-15 parts, lithium hydroxide 5-10 parts, 5-7 parts of multi-effect additive, ten dihydroxystearic acid 5-7 parts, oneself Diamines 1-3 parts and glycerine 1-3 part, described thickening agent are 70% by boric acid that weight percentage is 30% and weight percentage Dimethyltryptamine composition, described multi-effect additive is by dithiocar-bamate and weight that weight percentage is 30% Amount percentage composition is 70% thiadiazoles derivative composition.
2. steamer special grease according to claim 1, it is characterised in that be prepared by the raw material of following weight portion and Into：65 parts of synthetic lubricant fluid, 13 parts of thickening agent, 6 parts of lithium hydroxide, 6 parts of multi-effect additive, 6 parts of ten dihydroxystearic acid, 2 parts of 2 parts of hexamethylene diamine and glycerine.
3. the preparation method of the steamer special grease described in a kind of claim 2, it is characterised in that concretely comprise the following steps：
（1）Synthesis after the hexamethylene diamine of the thickening agent of 13 weight portions and 2 weight portions is uniformly mixed with 25 weight portions lubricates Oil is added in saponification kettle together, and intensification is uniformly mixed；
（2）By the lithium hydroxide of 6 weight portions formation lithium hydroxide aqueous solution soluble in water, work as step（1）In mixed solution liter Be added to lithium hydroxide aqueous solution in saponification kettle at 60-70 DEG C by temperature, continues intensification saponification, in 100-110 DEG C of saponification 3h；
（3）Treat after the completion of saponification, continue to stir the dehydration that heats up, soap base free alkali is surveyed in sampling when temperature reaches 150-160 DEG C, The synthetic lubricant fluid that qualified rear material is continuously heating to 190-200 DEG C of 40 weight portions of addition is thickened, and adds 6 weight portions Ten dihydroxystearic acids are stirred, and are continuously heating to 215-220 DEG C of constant temperature 15min, add the multi-effect addition of 6 weight portions Agent, makes saponification kettle intraluminal interior hold liquid status and lubricating grease is driven into the cooling that flowed back in mediation kettle by filter in true；
（4）Lubricating grease is stirred at reflux cooling 2-4h in mediation kettle, and stirring adds the glycerine of 2 weight portions, stirs when being cooled to 182 DEG C Mix and cooled down after being well mixed and ground by grinder, filter prepared steamer special grease.
CN201611135824.5A 2016-12-12 2016-12-12 Lubricating grease special for ship and preparation method thereof Pending CN106701260A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102796603A (en) * 2011-05-27 2012-11-28 中国石油化工股份有限公司 Method for preparing lithium lubricating grease
CN102977978A (en) * 2012-11-27 2013-03-20 无锡意格尔润滑科技股份有限公司 Bearing lubricating grease and preparation method thereof
CN103484202A (en) * 2013-08-29 2014-01-01 中国石油化工股份有限公司 Wear-resistant lithium-based lubricating grease composition
CN105255541A (en) * 2015-10-23 2016-01-20 中国石油化工股份有限公司 Lithium based lubricating grease composition and preparation method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102796603A (en) * 2011-05-27 2012-11-28 中国石油化工股份有限公司 Method for preparing lithium lubricating grease
CN102977978A (en) * 2012-11-27 2013-03-20 无锡意格尔润滑科技股份有限公司 Bearing lubricating grease and preparation method thereof
CN103484202A (en) * 2013-08-29 2014-01-01 中国石油化工股份有限公司 Wear-resistant lithium-based lubricating grease composition
CN105255541A (en) * 2015-10-23 2016-01-20 中国石油化工股份有限公司 Lithium based lubricating grease composition and preparation method

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