CN110628485A - Synthetic ester type flame-retardant hydraulic oil - Google Patents

Synthetic ester type flame-retardant hydraulic oil Download PDF

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Publication number
CN110628485A
CN110628485A CN201910920669.5A CN201910920669A CN110628485A CN 110628485 A CN110628485 A CN 110628485A CN 201910920669 A CN201910920669 A CN 201910920669A CN 110628485 A CN110628485 A CN 110628485A
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hydraulic oil
type flame
ester type
synthetic ester
retardant hydraulic
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张继腾
吕冀川
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Shandong Ruixing Flame Retardant Technology Co Ltd
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Shandong Ruixing Flame Retardant Technology Co Ltd
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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
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/32—Esters
    • C10M105/38—Esters of polyhydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
    • C10M169/045—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution and non-macromolecular compounds
    • 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
    • C10M2207/28—Esters
    • C10M2207/283—Esters of polyhydroxy compounds
    • 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
    • C10M2207/28—Esters
    • C10M2207/283—Esters of polyhydroxy compounds
    • C10M2207/2835—Esters of polyhydroxy compounds used as base material
    • 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
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • 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
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • C10M2215/065—Phenyl-Naphthyl amines
    • 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
    • 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
    • C10M2219/08—Thiols; Sulfides; Polysulfides; Mercaptals
    • C10M2219/082—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
    • C10M2219/087—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Derivatives thereof, e.g. sulfurised phenols
    • 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/041—Triaryl phosphates
    • 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/047—Thioderivatives not containing metallic elements
    • 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
    • C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/72—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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/08—Hydraulic fluids, e.g. brake-fluids

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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)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Lubricants (AREA)

Abstract

The invention discloses synthetic ester type flame-retardant hydraulic oil which comprises the following components in parts by weight: 98.6-99% of saturated polyol ester base oil, 0.2-0.5% of vulcanized di-tert-butylphenol, 0.1-0.25% of benzotriazole octadecylamine salt, 0.2-0.4% of 4-diisooctyl diphenylamine, 0.25-0.4% of thiophosphate ammonium salt and 0.17-0.34% of additive.

Description

Synthetic ester type flame-retardant hydraulic oil
Technical Field
The invention relates to the technical field of hydraulic systems, in particular to synthetic ester type flame-retardant hydraulic oil.
Background
The hydraulic oil is a hydraulic medium used by a hydraulic system utilizing hydraulic pressure energy, plays roles of energy transfer, system lubrication, corrosion prevention, rust prevention, cooling and the like in the hydraulic system, and provides various requirements for the hydraulic oil due to continuous rising of the operating pressure of a vane pump and a plunger pump and abrasion of a friction pair, and the hydraulic oil is also a large family in lubricating oil, and has increasingly strict requirements for the operating condition of equipment and also has continuously improved requirements for fire prevention, rust prevention and environmental protection. The existing flame-retardant hydraulic oil on the market mainly comprises water glycol type, synthetic ester type and phosphate type hydraulic oil, wherein the water glycol hydraulic oil contains a large amount of water, so that the use temperature of the hydraulic oil is greatly limited (the temperature can not exceed 100 ℃), and the problems of poor lubricity and easy rusting of equipment exist. The phosphate type hydraulic oil is very expensive and pollutes the environment after being used. Therefore, synthetic ester type flame-retardant hydraulic oil is increasingly accepted by more users in the market. However, the synthetic ester type flame-retardant hydraulic oil in the market at present is mainly an esterified product of polyhydric alcohol and oleic acid, namely polyhydric alcohol unsaturated fatty acid ester, the oxidation resistance of an oil product is low, the oil change period is short, and the synthetic ester type flame-retardant hydraulic oil contains more additives, so that the flame-retardant hydraulic oil has high ash content, low degradation rate and serious environmental pollution.
Disclosure of Invention
The invention aims to provide synthetic ester type flame-retardant hydraulic oil and a preparation method thereof so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: comprises the following components in percentage by weight:
98.6-99.3% of saturated polyol ester base oil, 0.15-0.5% of vulcanized di-tert-butylphenol, 0.1-0.25% of benzotriazole octadecylamine salt, 0.15-0.4% of 4-diisooctyl diphenylamine, 0.25-0.4% of thiophosphate ammonium salt and 0.17-0.34% of additive.
Further, the synthetic ester type flame-retardant hydraulic oil comprises the following components: 98.8-99% of saturated polyol ester base oil, 0.2-0.35% of vulcanized di-tert-butylphenol, 0.1-0.25% of benzotriazole octadecylamine salt, 0.2-0.3% of 4-diisooctyl diphenylamine, 0.25-0.4% of thiophosphate ammonium salt and 0.2-0.25% of additive.
By adopting the technical scheme, the total additive amount of the additive and the auxiliary agent in the synthetic ester type flame-retardant hydraulic oil is only 0.7-1.2% of the total oil by mass percent, so that the ash content of the flame-retardant hydraulic oil is reduced to a certain extent, the degradation rate is improved, and the environment is protected
Further, the saturated polyol ester base oil is a mixed solution of trimethylolpropane octadecanoate and pentaerythritol isostearate.
By adopting the technical scheme, the synthetic ester type flame-retardant hydraulic oil has no group of' -C-, greatly improves the oxidation resistance stability of molecules, and prolongs the service life, thereby prolonging the oil change period and reducing the use cost.
Further, the additive of the saturated polyol ester base oil comprises 0.08-0.9% of main antioxidant N-phenyl-alpha-naphthylamine, 0.02-0.1% of auxiliary antioxidant pentaerythritol tetra (3-lauryl thiopropionate) and 0.1-0.35% of extreme pressure antiwear additive tricresyl phosphate in percentage by mass of the total oil.
By adopting the technical scheme, the synthetic ester type flame-retardant hydraulic oil has high abrasion resistance, is not easy to wear in a high-speed and high-pressure environment, and reduces the maintenance cost of the device.
Further, it is characterized in that: the weight ratio of the thiophosphate ammonium salt, the vulcanized di-tert-butylphenol and the 4-diisooctyl diphenylamine is 6: 2.
By adopting the technical scheme, the content of the extreme pressure antiwear auxiliary agent in the synthetic ester type flame-retardant hydraulic oil is increased, so that the antiwear performance of the hydraulic oil is further improved.
Furthermore, the mass ratio of pentaerythritol isostearic acid ester to trimethylolpropane caprylic decanoate is 0.3-20: 1.
By adopting the technical scheme, the molecular structure in the base oil in the synthetic ester type flame-retardant hydraulic oil is more asymmetric, so that the pour point of the synthetic ester type flame-retardant hydraulic oil is reduced, and the flash point of the synthetic ester type flame-retardant hydraulic oil is also improved.
Compared with the prior art, the invention has the beneficial effects that: (1) the mixture of pentaerythritol isostearic acid ester and trimethylolpropane caprylic decanoate is a base oil saturated polyol ester molecular structure without a group of '-C ═ C-' so that the antioxidant stability of the molecules is greatly improved, the service life is long, the oil change period is prolonged, and the use cost is reduced. (2) The auxiliary agent of the base oil has stable performance and good anti-wear effect, and simultaneously reduces the use of the additive, so that the total addition amount of the additive and the auxiliary agent is only 1.0-1.4% of the total oil by mass percent, the ash content of the anti-combustion hydraulic oil is reduced to a certain extent, the degradation rate is improved, and the environment is protected. (3) The asymmetry of the molecular structure in the base oil is higher, the oil product has lower pour point, and meanwhile, the synthetic ester type flame-resistant hydraulic oil has high wear resistance, so that the device is not easily abraded in a high-speed and high-pressure environment, and the maintenance cost of the device is reduced.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
98.7% of saturated polyol ester base oil (70.7% of trimethylolpropane caprylic decanoate, 28.7% of pentaerythritol isostearate), 0.3% of vulcanized di-tert-butylphenol, 0.15% of benzotriazole octadecylamine salt, 0.25% of 4-diisooctyl diphenylamine, 0.3% of thiophosphate ammonium salt and 0.3% of additive (0.6% of main antioxidant N-phenyl-alpha-naphthylamine, 0.08% of auxiliary antioxidant pentaerythritol tetra (3-lauryl thiopropionate) and 0.32% of extreme pressure antiwear agent tricresyl phosphate).
In this embodiment, a method for preparing a synthetic ester type flame-retardant hydraulic oil includes the following steps: (1) adding the additive into a reaction kettle filled with trimethylolpropane caprylic decanoate, and fully and uniformly stirring at normal temperature to completely dissolve the additive to obtain the premixed oil solution. (2) Adding pentaerythritol isostearic acid ester into the premixed oil, stirring for 20-60min, adding vulcanized di-tert-butylphenol, benzotriazole octadecylamine salt and 4-diisooctyl diphenylamine, heating to raise the temperature of the reaction kettle to 80-90 ℃, keeping constant temperature and continuously stirring for half an hour to completely dissolve solids in the reaction kettle. (3) Then cooling to 50-60 ℃, adding thiophosphate ammonium salt and stirring for half an hour to obtain a solution, namely the synthetic ester type flame-retardant hydraulic oil.
Example 2
The difference from the embodiment 1 is that, in the embodiment, the synthetic ester type flame-retardant hydraulic oil comprises the following components:
98.8% of saturated polyol ester base oil (70.8% of trimethylolpropane caprylic decanoate, 28% of pentaerythritol isostearate), 0.3% of vulcanized di-tert-butylphenol, 0.15% of benzotriazole octadecylamine salt, 0.25% of 4-diisooctyl diphenylamine, 0.2% of thiophosphate ammonium salt, 0.3% of additive (0.6% of main antioxidant N-phenyl-alpha-naphthylamine, 0.08% of auxiliary antioxidant pentaerythritol tetra (3-lauryl thiopropionate) and 0.32% of extreme pressure antiwear agent tricresyl phosphate)
In this example, the saturated polyol ester base oil was increased to 98.8% and the ammonium thiophosphate salt was reduced to 0.2%.
In the embodiment, the content of the saturated polyol ester base oil is increased by 0.1%, and the content of the thiophosphate ammonium salt is decreased by 0.1%, so that the use of the auxiliary agent is reduced, the total addition amount of the additive and the auxiliary agent is only 1.2% of the total oil by mass percent, the ash content of the flame-retardant hydraulic oil is reduced to a certain extent, the degradation rate is improved, and the environment is protected.
The rest is the same as in example 1.
Example 3
Example 3 differs from examples 1 and 2 in that:
a synthetic ester type flame-retardant hydraulic oil comprises the following components:
98.8% of saturated polyol ester base oil (78.8% of trimethylolpropane caprylic caprate, 20% of pentaerythritol isostearate), 0.3% of vulcanized di-tert-butylphenol, 0.15% of benzotriazole octadecylamine salt, 0.25% of 4-diisooctyl diphenylamine, 0.2% of thiophosphate ammonium salt and 0.3% of additive (0.4% of main antioxidant N-phenyl-alpha-naphthylamine, 0.08% of auxiliary antioxidant pentaerythritol tetra (3-lauryl thiopropionate) and 0.52% of extreme pressure antiwear agent tricresyl phosphate).
In the embodiment, the content of the trimethylolpropane caprylic decanoate is increased by 8.0 percent, the content of the pentaerythritol isostearic acid ester is reduced by 8.0 percent, and the content of the extreme pressure antiwear agent tricresyl phosphate is increased by 0.2 percent.
In this embodiment, the content of trimethylolpropane caprylocaprate is increased by 8.0%, the content of pentaerythritol isostearic acid ester is decreased by 8.0%, and the content of the extreme pressure antiwear agent tricresyl phosphate is increased by 0.2%, so that the molecular structure asymmetry is higher, the oil product has a lower pour point, and meanwhile, the synthetic ester type flame-resistant hydraulic oil has high antiwear capacity, so that the device is not easily abraded in a high-speed and high-pressure environment, and the maintenance cost of the device is reduced.
The rest is the same as in example 2.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (6)

1. A synthetic ester type flame-retardant hydraulic oil is characterized in that: which comprises the following components in percentage by weight:
98.6-99.3% of saturated polyol ester base oil, 0.15-0.5% of vulcanized di-tert-butylphenol, 0.1-0.25% of benzotriazole octadecylamine salt, 0.15-0.4% of 4-diisooctyl diphenylamine, 0.25-0.4% of thiophosphate ammonium salt and 0.17-0.34% of additive.
2. The synthetic ester type flame-retardant hydraulic oil as claimed in claim 1, wherein: comprises the following components: 98.8-99% of saturated polyol ester base oil, 0.2-0.35% of vulcanized di-tert-butylphenol, 0.1-0.25% of benzotriazole octadecylamine salt, 0.2-0.3% of 4-diisooctyl diphenylamine, 0.25-0.4% of thiophosphate ammonium salt and 0.2-0.25% of additive.
3. The synthetic ester type flame-retardant hydraulic oil according to claim 1 or 2, characterized in that: the saturated polyol ester base oil is a mixed solution of trimethylolpropane caprylic decanoate and pentaerythritol isostearic acid ester.
4. The synthetic ester type flame-retardant hydraulic oil as claimed in claim 1 or 2, wherein the additive comprises 0.08-0.9% by mass of a main antioxidant N-phenyl-alpha-naphthylamine, 0.02-0.1% by mass of an auxiliary antioxidant pentaerythritol tetraester (3-lauryl thiopropionate) and 0.1-0.35% by mass of an extreme pressure antiwear agent tricresyl phosphate.
5. The preparation method of the synthetic ester type flame-retardant hydraulic oil according to claim 1, characterized in that: the weight ratio of the thiophosphate ammonium salt, the vulcanized di-tert-butylphenol and the 4-diisooctyl diphenylamine is 6: 2.
6. The preparation method of the synthetic ester type flame-retardant hydraulic oil according to claim 4, characterized in that: the mass ratio of pentaerythritol isostearic acid ester to trimethylolpropane caprylic decanoate is 0.3-20: 1.
CN201910920669.5A 2019-09-09 2019-09-09 Synthetic ester type flame-retardant hydraulic oil Pending CN110628485A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114703006A (en) * 2022-04-12 2022-07-05 山东奇士登润滑科技有限公司 Biodegradable flame-retardant hydraulic oil and preparation method thereof
CN114717038A (en) * 2021-01-06 2022-07-08 中国石油天然气股份有限公司 Universal gear oil additive composition
CN115109630A (en) * 2021-11-30 2022-09-27 北京福润联石化科技开发有限公司 Refrigerator oil composition used in combination with difluoromethane refrigerant and application thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105176652A (en) * 2015-10-28 2015-12-23 石家庄金路润滑油有限公司 Synthetic fire-resistant hydraulic oil and preparation method thereof
CN109439404A (en) * 2018-11-13 2019-03-08 无锡市高润杰化学有限公司 A kind of synthesis ester type fire resistant hydraulic oil
CN109439414A (en) * 2018-11-29 2019-03-08 郑州正赢石化有限公司 A kind of synthesis fire resistant hydraulic oil
CN110041990A (en) * 2019-05-17 2019-07-23 安徽志诚能源科技有限公司 A kind of low temperature fire resistant hydraulic oil and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105176652A (en) * 2015-10-28 2015-12-23 石家庄金路润滑油有限公司 Synthetic fire-resistant hydraulic oil and preparation method thereof
CN109439404A (en) * 2018-11-13 2019-03-08 无锡市高润杰化学有限公司 A kind of synthesis ester type fire resistant hydraulic oil
CN109439414A (en) * 2018-11-29 2019-03-08 郑州正赢石化有限公司 A kind of synthesis fire resistant hydraulic oil
CN110041990A (en) * 2019-05-17 2019-07-23 安徽志诚能源科技有限公司 A kind of low temperature fire resistant hydraulic oil and preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114717038A (en) * 2021-01-06 2022-07-08 中国石油天然气股份有限公司 Universal gear oil additive composition
CN115109630A (en) * 2021-11-30 2022-09-27 北京福润联石化科技开发有限公司 Refrigerator oil composition used in combination with difluoromethane refrigerant and application thereof
CN115109630B (en) * 2021-11-30 2023-01-17 北京福润联石化科技开发有限公司 Refrigerator oil composition used in cooperation with difluoromethane refrigerant and application thereof
CN114703006A (en) * 2022-04-12 2022-07-05 山东奇士登润滑科技有限公司 Biodegradable flame-retardant hydraulic oil and preparation method thereof
CN114703006B (en) * 2022-04-12 2022-12-27 山东奇士登润滑科技有限公司 Biodegradable flame-retardant hydraulic oil and preparation method thereof

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