CN108949293A - A kind of SM grades of gasoline machine oil complexing agent and application - Google Patents

A kind of SM grades of gasoline machine oil complexing agent and application Download PDF

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Publication number
CN108949293A
CN108949293A CN201711296036.9A CN201711296036A CN108949293A CN 108949293 A CN108949293 A CN 108949293A CN 201711296036 A CN201711296036 A CN 201711296036A CN 108949293 A CN108949293 A CN 108949293A
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grades
machine oil
content
gasoline
gasoline machine
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Inventor
王玉乾
刘玉山
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Jinzhou Xinxing Oil Additive Co Ltd
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Jinzhou Xinxing Oil Additive Co Ltd
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Priority to CN201711296036.9A priority Critical patent/CN108949293A/en
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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
    • C10M161/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, 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
    • 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
    • C10M169/044—Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and 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
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/102—Aliphatic fractions
    • C10M2203/1025—Aliphatic fractions 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • 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
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/06—Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
    • 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
    • C10M2219/06—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
    • 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
    • C10M2223/045—Metal containing thio derivatives
    • 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
    • C10M2223/06—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having phosphorus-to-carbon bonds
    • C10M2223/065—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having phosphorus-to-carbon bonds containing sulfur
    • 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
    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/04—Groups 2 or 12
    • 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
    • C10N2030/04—Detergent property or dispersant property
    • 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
    • C10N2030/10—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
    • C10N2030/40—Low content or no content compositions
    • C10N2030/45—Ash-less or low ash content

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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

A kind of SM grades of gasoline machine oil complexing agent and application, including following raw material: super base number calcium alkylbenzenesulfonate, sulphur phosphorus secondary alcohol groups zinc salt, aminothio ester 3-3.5%, alkylated diphenylamine, dialkyl dithiophosphoric acid oxygen molybdenum, polyisobutylene-bis-succinimide, high molecular weight polyisobutylene base succimide (T161).Raw material is weighed, is added in reconciliation kettle, heats up 60 DEG C -70 DEG C, stirred -3 hours 2 hours under normal pressure, filter, obtain SM grades of gasoline machine oil complexing agent.Advantage is: preparation method is easy to operate, easily prepared, has excellent high temperature oxidation resistance and oxidation stability；It promotes gasoline engine oil composite compound to SL, SM stratification levels by SJ rank, and can be used with staged.

Description

A kind of SM grades of gasoline machine oil complexing agent and application
Technical field
The present invention is a kind of SM grades of gasoline machine oil complexing agent.
Background technique
Usage amount is big currently on the market for SM grades of gasoline engine oil composite compounds, and requires staged, i.e., SM rank complexing agent can To add dosage with different, different stage oil product is concocted.The gasoline engine oil class rank of early stage is low, can only meet SJ rank oil Product.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of SM grades of gasoline machine oil complexing agent and application, preparation method behaviour Make simply, it is easily prepared, there is excellent high temperature oxidation resistance and oxidation stability, make gasoline engine oil composite compound by SJ rank SL, SM stratification levels are promoted, and can be used with staged.
The technical solution of the invention is as follows:
A kind of composite gasoline and engine oil additive composition, which is 100%, including following raw material group It closes:
A, super base number calcium alkylbenzenesulfonate 16-25%；
B, sulphur phosphorus secondary alcohol groups zinc salt 17.0-20%；
C, aminothio ester 3-3.5%；(T323)
D, alkylated diphenylamine 5-7%；
E, dialkyl dithiophosphoric acid oxygen molybdenum 1.8-2.5%；
F, polyisobutylene-bis-succinimide (T154) 30-35%；
G, high molecular weight polyisobutylene base succimide (T161) 18-24%.
Further, calcium content >=14m% of the super base number calcium alkylbenzenesulfonate, total base number >=395mgKOH/g.
Further, sulphur phosphorus secondary alcohol groups zinc salt Zn content >=9.5%, P content >=7.5%, S content 15-19%.
Further, molybdenum content >=8% of molybdenum dithiocarbamate.
Further, the N content 1.0-1.1% of the high molecular weight polyisobutylene base succimide.
Further, the sulfur content 29-32% of the aminothio ester.
Further, the TBN152-172mgKOH/g of the alkylated diphenylamine, basic nitrogen 3.8-4.3%.
A kind of preparation method of SM grades of gasoline machine oil complexing agent, the specific steps of which are as follows:
By weight ratio according to raw material, it is added in reconciliation kettle, heats up 60 DEG C -70 DEG C, stirred -3 hours 2 hours under normal pressure, Filtering, obtains SM grades of gasoline machine oil complexing agent.
A kind of SM grades of gasoline machine oil complexing agent is preparing the application in SM grades of gasoline machine oil, is characterized in that
Including following component:
The super base number calcium alkylbenzenesulfonate of A has excellent high temperature detergency, acid neutralization capacity, and has base number height, thermostabilization Property and rust-preventing characteristic, can effectively reduce the high temperature deposition object on engine components, permanently effective protection engine avoids parts Sour corrosion extends the oil draining period.
B sulphur phosphorus secondary alcohol groups zinc salt has good corrosion resistance and abrasion resistance, it can efficiently solve cam and endure The abrasion and corrosion of bar and because high-temperature oxydation increases oil viscosity.
C aminothio ester is multipurpose additive, has abrasion resistant extreme-pressure performance outstanding and good antioxidant effect.
D alkyl diphenylamine is a kind of outstanding high-temperature antioxidant, has remarkable result to the later period oxidation for inhibiting oil product.
E dialkyl dithiophosphoric acid oxygen molybdenum is a kind of excellent friction improver, coefficient of friction can be effectively reduced, in gold Belong to and forms protective film between attachment.
F polyisobutylene-bis-succinimide is a kind of ashless dispersant, can effectively solve the low temperature greasy filth of engine, subtract The paint film of few engine hot parts and the deposition of carbon distribution.
G high molecular weight polyisobutylene base succimide has excellent high temperature detergency and low energy dispersion.
The present invention is mainly by sulfonate, ashless dispersant, high temperature detersive, oxidation and corrosion inhibitor, dialkyl dithiophosphoric acid The composition such as oxygen molybdenum.Its advantage is that:
Preparation method is easy to operate, easily prepared, has excellent high temperature oxidation resistance and oxidation stability；This is compound Agent composition uses molybdenum salt and high molecular weight ashless dispersant technology, focuses on the compounding effect between each additive, more prominent High-temperature oxidation resistance and wear resistance, the use that high molecular weight is ashless, in terms of low temperature dispersity and high temperature detergency Optimum efficiency is reached.Using dialkyl dithiophosphoric acid oxygen molybdenum, thus there is wear resistance；And there is high temperature detergency It is good；Improve domestic compound additives levels；The compound additive is applied in II, III class base oil, the development of the complexing agent It promotes gasoline engine oil composite compound to SL, SM stratification levels by SJ rank, and can be used with staged.
Specific embodiment
Embodiment 1
Weigh raw material:
A, super base number calcium alkylbenzenesulfonate 18kg；
B, sulphur phosphorus secondary alcohol groups zinc salt 17kg；
C, aminothio ester (T323) 3.5kg；
D, alkylated diphenylamine 5kg；
E, dialkyl dithiophosphoric acid oxygen molybdenum 2.5kg；
F, polyisobutylene-bis-succinimide (T154) 30kg；
G, high molecular weight polyisobutylene base succimide (T161) 24kg.
Calcium content >=14m% of super base number calcium alkylbenzenesulfonate, total base number >=395mgKOH/g；Sulphur phosphorus secondary alcohol groups zinc salt Zn contains Amount >=9.5%, P content >=7.5%, S content 15-19%；Molybdenum content >=8% of dialkyl dithiophosphoric acid oxygen molybdenum；The height The N content 1.0-1.1% of molec weight polyisobutylene base succimide.
Weighed raw material is added in reconciliation kettle, is heated up 70 DEG C, is stirred 3 hours under normal pressure, filters, obtains SM grades of gasoline machine Oily complexing agent.
Embodiment 2
Weigh raw material:
A, super base number calcium alkylbenzenesulfonate 16kg；
B, sulphur phosphorus secondary alcohol groups zinc salt 20kg；；
C, aminothio ester 3kg；
D, alkylated diphenylamine 5kg；
E, dialkyl dithiophosphoric acid oxygen molybdenum 1.8kg；
F, polyisobutylene-bis-succinimide 35kg；
G, high molecular weight polyisobutylene base succimide (T161) 19.2kg.
Calcium content >=14m% of super base number calcium alkylbenzenesulfonate, total base number >=395mgKOH/g；Sulphur phosphorus secondary alcohol groups zinc salt Zn contains Amount >=9.5%, P content >=7.5%, S content 15-19%；Molybdenum content >=8% of molybdenum dithiocarbamate；The high score The N content 1.0-1.1% of son amount polyisobutylene succinamide.
Weighed raw material is added in reconciliation kettle, heats up 60 DEG C, is stirred 2 hours under normal pressure, filters, obtains SM grades of gasoline Machine oil complexing agent.
Embodiment 3
Weigh raw material:
A, super base number calcium alkylbenzenesulfonate 25kg；
B, sulphur phosphorus secondary alcohol groups zinc salt 17kg；
C, aminothio ester 3kg；
D, alkylated diphenylamine 5kg；
E, dialkyl dithiophosphoric acid oxygen molybdenum 2kg；
F, polyisobutylene-bis-succinimide (T154) 30kg；
G, high molecular weight polyisobutylene base succimide (T161) 18kg.
Calcium content >=14m% of super base number calcium alkylbenzenesulfonate, total base number >=395mgKOH/g；Sulphur phosphorus secondary alcohol groups zinc salt Zn contains Amount >=9.5%, P content >=7.5%, S content 15-19%；Molybdenum content >=8% of dialkyl dithiophosphoric acid oxygen molybdenum；The height The N content 1.0-1.1% of molec weight polyisobutylene base succimide.
Weighed raw material is added in reconciliation kettle, is heated up 60 DEG C -70 DEG C, is stirred -3 hours under normal pressure, filters, obtains SM grades Other gasoline engine oil composite compound.
Embodiment 4
Weigh raw material:
A, super base number calcium alkylbenzenesulfonate 18kg；
B, sulphur phosphorus secondary alcohol groups zinc salt 18kg；
C, aminothio ester 3.2kg；(T323)
D, alkylated diphenylamine 7kg；
E, dialkyl dithiophosphoric acid oxygen molybdenum 1.8kg；
F, polyisobutylene-bis-succinimide (T154) 32kg；
G, high molecular weight polyisobutylene base succimide (T161) 20kg.
Calcium content >=14m% of super base number calcium alkylbenzenesulfonate, total base number >=395mgKOH/g；Sulphur phosphorus secondary alcohol groups zinc salt Zn contains Amount >=9.5%, P content >=7.5%, S content 15-19%；Molybdenum content >=8% of molybdenum dithiocarbamate；The high score The N content 1.0-1.1% of son amount polyisobutylene succinamide.
Weighed raw material is added in reconciliation kettle, heats up 65 DEG C, is stirred 2.5 hours under normal pressure, filters, obtains SM rank vapour Oil machine oil complexing agent.
According to above-mentioned preparation method, SM grades of gasoline engine oil composite compound quality index of gained are as described in Table 1:
Table 1
(2) with SM rank complexing agent of the present invention modulation API SAE 5W/30 grade lubricants, the specific method is as follows:
Quality scale: API SM SAE 5W/30
Two class hydrogenated base oils: 500N 25%
Two class hydrogenated base oils: 150N 20.7%
Polyalphaolefin: 38.5%
Trihydroxymethylpropanyl ester: 8.0%
4 complexing agent of the embodiment of the present invention: 7.8%.
The lubricating oil for deploying other ranks can be by suitably increasing by two class hydrogenated base oils, reducing complexing agent of the present invention Mode is realized.
The results are shown in Table 2 for the testing inspection of the API SM SAE5W/30 oil product of the complexing agent modulation of the embodiment of the present invention 1
Table 2
(3) the advantages of SM gasoline engine oil composite compound of the invention:
1, plus agent level is at the leading level
Complexing agent SM rank of the present invention adds dosage 7.8%, and SL rank 6.6% adds agent horizontal better than similar products at home and abroad, It is at the leading level.
Table 3
The name of an article SM SL SJ SG SF
This complexing agent 7.8 6.6 5.3 4.7 4.1
LZ16009L 7.0
LZL16009J 6.8 5.2 4.5
LZPV7053 8.64
2, complexing agent of the present invention belongs to stepwise application, can satisfy the requirement of SG, SF, SL, SM different stage lubricating oil, It is easy to use, the lubricating oil of different stage can be modulated with different plus dosage, such as: SF 4.1%, SG rank 4.7%, SJ rank 5.3%, SL rank 6.6%, SM rank 7.8%.
3, the invention and listing of this complexing agent changes the history that domestic complexing agent does not have SM rank.
4, cost performance is high, is popular in users.
The above is only specific embodiments of the present invention, are not intended to restrict the invention, for those skilled in the art For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification, Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (9)

1. a kind of SM grades of gasoline machine oil composite additive, which is 100%, it is characterized in that: Including following material combination:
A, super base number calcium alkylbenzenesulfonate 16-25%；
B, sulphur phosphorus secondary alcohol groups zinc salt 17.0-20%；
C, aminothio ester 3-3.5%；(T323)
D, alkylated diphenylamine 5-7%；
E, dialkyl dithiophosphoric acid oxygen molybdenum 1.8-2.5%；
F, polyisobutylene-bis-succinimide (T154) 30-35%；
G, high molecular weight polyisobutylene base succimide (T161) 18-24%.
2. SM grades of gasoline machine oil composite additive according to claim 1, it is characterized in that: the super base number closes At calcium content >=14m% of sulfoacid calcium, total base number >=395mgKOH/g.
3. SM grades of gasoline machine oil composite additive according to claim 1, it is characterized in that: sulphur phosphorus secondary alcohol groups zinc Salt Zn content >=9.5%, P content >=7.5%, S content 15-19%.
4. SM grades of gasoline machine oil composite additive according to claim 1, it is characterized in that: dialkyl dithio Molybdenum content >=8% of formic acid molybdenum.
5. composite gasoline and engine oil additive composition according to claim 1, it is characterized in that: the high-molecular-weight poly isobutyl The N content 1.0-1.1% of alkenyl succimide.
6. SM grades of gasoline machine oil composite additive according to claim 1, it is characterized in that: the aminothio The sulfur content 29-32% of ester.
7. SM grades of gasoline machine oil composite additive according to claim 1, it is characterized in that: the alkylation The TBN152-172mgKOH/g of diphenylamines, basic nitrogen 3.8-4.3%.
8. a kind of SM grades of gasoline machine oil complexing agent as described in claim 1, it is characterized in that:
Specific preparation process is as follows:
By weight ratio according to raw material, it is added in reconciliation kettle, heats up 60 DEG C -70 DEG C, stirred -3 hours 2 hours under normal pressure, filtered, Obtain SM grades of gasoline machine oil complexing agent.
9. it is a kind of weigh require 1 as described in gasoline engine oil composite compound in the application prepared in SM grades of gasoline machine oil, it is characterized in that: Including following component:
CN201711296036.9A 2017-12-08 2017-12-08 A kind of SM grades of gasoline machine oil complexing agent and application Pending CN108949293A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111117727A (en) * 2019-12-25 2020-05-08 滨州市坤厚工贸有限责任公司 Efficient lubricating oil composite antioxidant and preparation method thereof

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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Application publication date: 20181207