CN1061680C - Fuel oil and lubricating oil additive - Google Patents

Fuel oil and lubricating oil additive Download PDF

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Publication number
CN1061680C
CN1061680C CN96118423A CN96118423A CN1061680C CN 1061680 C CN1061680 C CN 1061680C CN 96118423 A CN96118423 A CN 96118423A CN 96118423 A CN96118423 A CN 96118423A CN 1061680 C CN1061680 C CN 1061680C
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oil
lubricating oil
fuel
gasoline
additive
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CN1153205A (en
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肖藻生
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Abstract

The invention relates to a multifunctional additive for fuel oil and lubricating oil, which has the following chemical general formula:
in the formula, m10, 1 or 2; n is1=2-m1;m20, 1 or 2; n is2=2-m2(ii) a R is H or a hydrocarbyl group of 1 to 18 carbon atoms; r ', R' may be the same or different; r ', R' are hydrocarbon radicals of 4 to 18 carbon atoms; k is H or OH.

Description

A kind of oil fuel, lubricating oil additive
The present invention relates to a kind of oil fuel, lubricating oil additive.
Mainly there are following problem in existing oil fuel, lubricating oil additive: the one, and not good to the slagging scorification blockage effect that solves the automobile oil circuit, for example anti coke deposits additive phosphoric acid (triphen) methyl esters that uses at present need add more than the 1000ppm and just can work; Antioxidant 2,6-di-t-butyl-sylvan is only just being worked below 130 ℃, and gasoline arrives the working temperature of cylinder more than 130 ℃ after vaporizing in carburettor, particularly the working temperature of lubricating oil on piston is higher than 200 ℃, thereby can not stop gasoline fouling in carburettor to be blocked at all, can not stop lubricating oil deterioration by oxidation in use.Two are to use scope narrower, and for example, widely used anti-corruption at present, wear-resistant, antioxidant addn alkylthio zinc phosphate can not be used for oil fuel such as gasoline, diesel oil, can only be used for lubricating oil.Addition is big, and function singleness also is the existing ubiquitous shortcoming of various additives.
The object of the present invention is to provide a kind of oil fuel fouling obstruction in carburettor and oil circuit that both can prevent effectively, also can prevent lubricating oil deterioration by oxidation in use effectively, and the rotten wear-resistant effect of good resistance is arranged, help saving oil fuel, the lubricating grease multiple function additive of oil plant.
The chemical general formula of this additive compound is as follows:
Figure 9611842300031
In the formula, m 1=0,1 or 2; n 1Or=2-m 1m 2=0,1 or 2, n 2=2-m 2R is the alkyl of H or 1-18 carbon atom; R ', R " can be identical, also can be inequality; R ', R " is the alkyl of 4-18 carbon atom; X is H or OH.
Chemical general formula of this compound (1) and preparation method be at CA89108289.1, US5449804A, and Japan's special permission is put down among the 2-268261 etc. open, but in above-mentioned patent, mainly is to disclose the application of this compound in cyclohexane oxidation technology.But never reported act as a fuel oil and lubricated oil additives.
In order to guarantee that general formula (1) compound can dissolve well in oil fuel and lubricating oil, R, R ', R " in the summation of carbonatoms with 10-36 carbon atom for well; wherein most preferred is a 1-hydroxy ethylidene-1,1-di 2 ethylhexyl phosphonic acid (two different sufferings) ester, molecular formula is: The commodity of the compound of chemical formula (2) are called the HEDP ester.Next is: 1-hydroxyl fourth fork-1.1-di 2 ethylhexyl phosphonic acid (two sufferings) ester; 1-hydroxy ethylidene-1.1-di 2 ethylhexyl phosphonic acid (two lauryl alcohols) ester; 1-hydroxyl 18 fork-1.1-di 2 ethylhexyl phosphonic acids.Molecular formula is respectively:
Figure 9611842300051
The compound of chemical general formula (1) as the add-on of additive in oil fuel such as gasoline, kerosene, diesel oil be ten thousand of oil fuel total amount/to 1,000,000/, optimum quantity is 100,000/.As the add-on of additive in lubricating oil is that ten thousand of lubricating oil total amount/to one of percentage, optimal addn is 3/10000ths.
The compound of chemical general formula (1) both can be used as fuel oil additive, also can be used as lubricating oil additive, both can prevent the fouling obstruction of gasoline in carburettor and oil pipe effectively, also can prevent lubricating oil deterioration by oxidation in use effectively, the dismounting that do not need to stop promptly can be removed the dirt on whole prime the fuel system and the lubricating oil parts, colloid, carbon deposit clean, on parts, form one deck lubrication protection oil film, the surface phenomenon of catching fire disappears, make the fuel spray vaporization good, mix, burning fully, and is lubricated good; Engine is kept and the recovery optimum Working, can also save fuel oil 10-30%.
Below in conjunction with embodiment, the present invention is described in detail.
Embodiment 1:
The HEDP ester that adds 150ppm in the lubricating oil of jeep travels after nearly 40,000 kilometers, opens and inspect engine, finds that the metal wall of lubricating oil system is very clean, and as new engine, lubricating oil is very clean, can not see tangible greasy filth and metal-powder.
And former same chassis does not add the HEDP ester with same lubricating oil, move 40,000 kilometers after, then lubricating oil system is very dirty, contains a large amount of greasy filth and metal-powder in the lubricating oil.
Embodiment 2:
An Alto board taximeter car, per about 30 days of past just needed to clean a carburettor, added in gasoline after the HEDP ester of 50ppm, and the operation some months does not need to have cleaned carburettor yet.
Blackout promptly appearred in the lubricating oil of this car originally about 15 days, and scurried into engine because of lubricating oil oil level is descended, and just needed to change in 15 days.When once changing lubricating oil, lubricating oil system is cleaned under dynamic situation with diesel oil, and then adding contains the lubricating oil of the HEDP ester of 150ppm, sampling analysis is identified after travelling 120 days, except that color deepens slightly, still can continue to use, lubricated during this period oil level does not descend, and need not to add.
Embodiment 3:
The red 60589 Shangrao motor buses in Hubei Province, model SR-6995H, production code member 92-88, maximum power 99kw, in January, 90 in the date of production, after 1993, be in operation always and use the gasoline that contains the 10ppmHEDP ester, move 30700 kilometers after, open and inspect engine, find that cylinder piston, inside, combustion chamber are very clean, go to smear not have black on hand with hand.Nine tons of this car deadweights, be written into the back and weigh 11 tons, use 90# gasoline, when not adding the HEDP ester, 90 liters of gasoline can travel 220 kilometers, when use contains 90 liters of gasoline of 10ppmHEDP ester, can travel 260 kilometers, and easy ignition start is arranged, climbing energetically, originally the gradient that needs gearshift just can get on does not need gearshift just can get on now.
Embodiment 4:
The Dongfeng brand motor bus, 135 horsepowers of engine power, factory number 660-220, the date of production 85-4, wide continent automobile factory produces.This car operation 10 years, engine overhaul crosses twice, because of the lubricating oil leakage of oil serious, will add lubricating oil every other day one time, the engine exhaust over-emitting black exhaust, and often flame-out, preparation is scrapped, add the 50ppmHEDP ester in gasoline, add after the 150ppmHEDP ester in lubricating oil, moving promptly had positive effect after 2 days, engine exhaust is over-emitting black exhaust no longer, lubricated oil level has also no longer descended, and normal comprehensively after the week, this car experimental period is year August November to 1996 nineteen ninety-five.
Embodiment 5:
One service station is because no 90# gasoline, satisfies to one the HEDP ester that adds 10ppm in the oil tank of 70# gasoline is housed, and this jar gasoline is joined in the vehicle with 90# gasoline, and drivers are the same when reflecting engine operation and use 90# gasoline.
Embodiment 6:
The QC30 gasoline engine oil that Changsha oil factory produces, recording last non seizure load on four-ball tester is 71kg, adds after the 300ppmHEDP ester in this QC30 petrol motor, records last non seizure load and rise to 86kg on four-ball tester.
Get two Glass tubings, each adds 30 gram QC30 gasoline engine oils, be added into the 300ppmHEDP ester at a sample, another sample is done simultaneous test, at 160 ℃, under the normal pressure, logical pure oxygen 200ml/min, the logical continuously 8 hours oxygen time, the result is the acid number that has added in the HEDP ester sample, throw out is than the acid number in the comparative sample of not adding the HEDP ester, and throw out is few over half.
Embodiment 7:
In gasoline, add the 10ppmHEDP ester, interpolation 300ppmHEDP ester in lubricated, this gasoline and lubricating oil are used for automobile and motorcycles such as Jiangling, south such as Santana, beautiful, Citroen zx, Jetta, Audi, Toyota, Xiali, liberation, east wind, by statistics, save gasoline 20%, nos dirt in the carburettor, cylinder is interior, no longer include carbon deposit on the sparking plug, and easy driving is freely, climbing energetically, quicken fastly, idling is stable, and noise reduces.

Claims (5)

1. the compound with the following chemical general formula application of oil, lubricating oil additive that acts as a fuel,
In the formula, m 1=0,1 or 2; n 1=2-m 1m 2=0,1 or 2, N 2=2-m 2m 1And m 2Be not 0 simultaneously or be 2; R is the alkyl of H or 1-18 carbon atom; R ', R " can be identical, also can be inequality; R ', R " be the alkyl of 4-18 carbon atom; X is H or OH; The add-on of this additive compound in oil fuel and lubricating oil is one of percentage to 1,000,000/.
2. application according to claim 1 is characterized in that: in gasoline, kerosene, diesel fuel oil, the add-on of above-mentioned additive compound be ten thousand of oil fuel total amount/to 1,000,000/.
3. application according to claim 1 is characterized in that: the addition of above-mentioned additive compound in oil fuel be 100,000/.
4. application according to claim 1 is characterized in that: the add-on of additive compound in lubricating oil is one of percentage of lubricating oil to ten thousand/.
5. application according to claim 1 is characterized in that: the add-on of additive compound in lubricating oil is 3/10000ths of lubricants capacity.
CN96118423A 1996-11-22 1996-11-22 Fuel oil and lubricating oil additive Expired - Fee Related CN1061680C (en)

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CN96118423A CN1061680C (en) 1996-11-22 1996-11-22 Fuel oil and lubricating oil additive

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CN1061680C true CN1061680C (en) 2001-02-07

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100425679C (en) * 2004-03-22 2008-10-15 肖藻生 Phosphonate anti-scaling agent and its application
CN102504889B (en) * 2011-12-19 2013-12-11 厦门鑫烨盛能源科技有限公司 Alcohol-based fuel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1044281A (en) * 1989-11-06 1990-08-01 肖藻生 The synthetic method of diphosphonate ester and application
US5449804A (en) * 1989-11-06 1995-09-12 Zaosheng; Xiao Diphosphonate compounds, their preparation and application

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1044281A (en) * 1989-11-06 1990-08-01 肖藻生 The synthetic method of diphosphonate ester and application
US5449804A (en) * 1989-11-06 1995-09-12 Zaosheng; Xiao Diphosphonate compounds, their preparation and application

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