CN106318543A - Preparation method of lubricating oil detergent - Google Patents
Preparation method of lubricating oil detergent Download PDFInfo
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- CN106318543A CN106318543A CN201610672667.5A CN201610672667A CN106318543A CN 106318543 A CN106318543 A CN 106318543A CN 201610672667 A CN201610672667 A CN 201610672667A CN 106318543 A CN106318543 A CN 106318543A
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- Prior art keywords
- powder
- lubricating oil
- magnesium aluminum
- obtains
- mixed
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- C10M163/00—Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution 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
- C10M125/00—Lubricating compositions characterised by the additive being an inorganic material
- C10M125/10—Metal oxides, hydroxides, carbonates or bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/06—Metal compounds
- C10M2201/062—Oxides; Hydroxides; Carbonates or bicarbonates
-
- 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
- C10N2030/10—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
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/52—Base number [TBN]
-
- 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
Abstract
The invention relates to a preparation method of a lubricating oil detergent, and belongs to the technical field of lubricating oil detergent preparation. The lauryl sodium sulfate preparation method comprises the steps that magnesium aluminum hydrotalcite is modified with lauryl sodium sulfate and then added into alkali liquor, modification is conducted with an ethylenediaminetetraacetic acid complexing agent, and then drying is conducted to obtain powder; rice and yeast powder are sealed to be fermented, and fermentation liquor is collected, concentrated and then mixed with xylene, calcium hydroxide powder and calcium oxide powder to obtain suspension liquor; the modified powder is mixed with the suspension liquor, and after the pH value is regulated with ammonia water, the lubricating oil detergent can be obtained. The lubricating oil detergent prepared through the method is high in compatibility with lipid lubricating oil, the lubricating oil detergent prepared from the modified magnesium aluminum hydrotalcite not only can achieve the good detergency and dispersibility, the extremely high capacity of neutralizing corrosive acid and the high antioxidant property, but also cannot influence the color, luster and properties of base oil of the lubricating oil and has the high base number advantage, wherein the base number is higher than 330 mgKOH/g.
Description
Technical field
The present invention relates to the preparation method of a kind of detergent for lubricating oil, belong to detergent for lubricating oil preparing technical field.
Background technology
During the use of internal combustion engine, have some fuel combustions and the carbon granule that generates, flue dust enter people in lubricating oil,
The dust of some in air also can enter in oil, and the high-temperature oxydation of lubricating oil self can produce acidic materials simultaneously, these things
Matter combines and will form carbon deposit, greasy filth, causes oil quality to degenerate, and abrasion increases, and corrosion increases the weight of, blocking oil circuit and filter
Net, makes piston ring adhesion, machinery cisco unity malfunction.In order to prevent these materials from being formed, it is ensured that internal combustion engine is normal, lasting, warp
Ji is run, and adds detergent-dispersant additive in lubricating oil, the acid compound produced after being used for neutralizing oil oxidation, prevents acidification
Compound aoxidizes further, and can adsorption and oxidation composition granule, be allowed to be dispersed in oil, it is impossible to fouling and deposition on the metal surface,
Solve engine idle, stall and the problem of operating imbalance.
It is poor that the detersive products such as traditional sulfonate, naphthenate and lubricating oil in esters also exist matching, and it adds membership
Affect the color and luster of lube base oil, performance, the most undesirable at environmental conservation, Abgasgesetz and energy-conservation aspect
Deng, thus, in order to preferably mate ester oil base oil, exploitation synthesizing ester acylate detersive is that have very much must
Want.
Summary of the invention
The technical problem to be solved: there is matching for existing detersive and lubricating oil in esters poor,
Adding membership and affect the color and luster of lube base oil and the problem of performance, the present invention is first by magnesium aluminum-hydrotalcite sodium lauryl sulphate
In modified addition alkali liquor, then it is modified with EDTA complex agent, modified is dried to obtain powder, by rice and ferment
Female powder sealing and fermenting, collects fermentation liquid, mixes suspended with dimethylbenzene, calcium hydroxide powder and lime powder after being concentrated
Liquid, finally mixes modified powder with suspension, after ammonia regulation pH, i.e. can get detergent for lubricating oil.This
The detergent for lubricating oil of invention preparation is high with lipid lubricating oil matching, utilizes modified magnesium aluminum-hydrotalcite, prepared lubrication
Oil detersive is possible not only to have preferable detergent-dispersant performance and the extremely strong ability neutralizing corrosive acid, and non-oxidizability is strong, and
Do not interfere with color and luster and the performance of lube base oil.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
(1) weigh 5～10g magnesium aluminum-hydrotalcites, add in ball mill, cross 100～120 mesh sieves after ball milling 1～2h, obtain magnalium neatly
Stone powder, in mass ratio 1:1.2, mix homogeneously magnesium aluminum-hydrotalcite powder with sodium lauryl sulphate and obtain mixture, will mixing
Thing joins in 400～600mL deionized waters, and from liquid bottom expose nitrogen, aeration rate is 40～50mL/min, aeration 4～
Sucking filtration after 6h, obtains filtering residue, puts it in vacuum drying oven, is dried 8～10h and obtains dried object, and powder at a temperature of 80～90 DEG C
Broken, 100～120 mesh sieves excessively, obtain modified magnesium aluminum-hydrotalcite powder；
(2) the modified magnesium aluminum-hydrotalcite powder of above-mentioned preparation is mixed with mass fraction 15% sodium hydroxide solution by solid-to-liquid ratio 1:8
Close, after mixing, add 2～4g ethylenediaminetetraacetic acid, supersound process 10～15min under 150～170W power, ultrasonic rear stirring
10～12h, sucking filtration obtains filtering residue, puts in baking oven, pulverizes after being dried completely at a temperature of 80～90 DEG C, crosses 120～130 mesh sieves,
I.e. can get powder, standby；
(3) weigh 50～70g rice, join in deionized water by solid-to-liquid ratio 1:10, after stirring 20～30min, add 1～3g
Yeast powder, seals 20～30h at a temperature of 30～40 DEG C, filters to get filtrate after sealing, is evaporated to filtrate volume 6～8% and obtains
Concentrated solution, mixes concentrated solution 1:200 by volume with dimethylbenzene, and adds 3～5g80～100 mesh calcium hydroxide powder and 2
～4g80～100 mesh calcium oxide, under 200～400r/min rotating speeds, stirring mixing 5～7h, obtains suspension；
(4) by solid-to-liquid ratio 1:20, powder standby for step (2) is mixed with the suspension of above-mentioned preparation, 500～600r/min
Under rotating speed, stirring mixing 5～7h obtains mixed liquor, and with after concentration 1mol/L ammonia regulation pH of mixed to 10, i.e. can be lubricated
Oil detersive.
The application process of the present invention: first the detergent for lubricating oil of above-mentioned preparation is added to lubricating oil, the amount of addition
For the 3～5% of quality of lubrication oil, to be added complete after, after being stirred for mix homogeneously, pour in internal combustion engine, and start internal combustion
Machine makes it run.After testing, detergent for lubricating oil prepared by the present invention is high with lipid lubricating oil matching, does not affect base
Plinth cast of oil and performance, and its base number is higher than 330mgKOH/g, kinematic viscosity (100 DEG C) reaches 204.52mm2/ more than s.
The present invention is compared with additive method, and Advantageous Effects is:
(1) detergent for lubricating oil prepared by the present invention is high with lipid lubricating oil matching, and does not interferes with lube base oil
Color and luster and performance；
(2) present invention utilizes modified magnesium aluminum-hydrotalcite, prepared detergent for lubricating oil can have preferable peace and quiet dispersion
Property and the extremely strong ability neutralizing corrosive acid, non-oxidizability is strong；
(3) detergent for lubricating oil prepared by the present invention has the feature of high base number, and base number is higher than 330mgKOH/g；
(4) present invention prepares detergent for lubricating oil in use, will not be to environment, environmental protection.
Detailed description of the invention
First weigh 5～10g magnesium aluminum-hydrotalcites, add in ball mill, cross 100～120 mesh sieves after ball milling 1～2h, obtain magnesium
Aluminum hydrotalcite powder, in mass ratio 1:1.2, mix homogeneously magnesium aluminum-hydrotalcite powder with sodium lauryl sulphate and obtain mixture,
Adding mixture in 400～600mL deionized waters, and expose nitrogen from liquid bottom, aeration rate is 40～50mL/min, exposes
Sucking filtration after gas 4～6h, obtains filtering residue, puts it in vacuum drying oven, is dried 8～10h and obtains dried object at a temperature of 80～90 DEG C,
And pulverize, cross 100～120 mesh sieves, obtain modified magnesium aluminum-hydrotalcite powder；The modified magnesium aluminum-hydrotalcite powder of above-mentioned preparation is pressed
Solid-to-liquid ratio 1:8 mixes with mass fraction 15% sodium hydroxide solution, adds 2～4g ethylenediaminetetraacetic acid after mixing, 150～
Supersound process 10～15min under 170W power, ultrasonic rear stirring 10～12h, sucking filtration obtains filtering residue, puts in baking oven, 80～90
Pulverize after being dried completely at a temperature of DEG C, cross 120～130 mesh sieves, i.e. can get powder, standby；Weigh 50～70g rice again, press
Solid-to-liquid ratio 1:10 joins in deionized water, adds 1～3g yeast powder after stirring 20～30min, close at a temperature of 30～40 DEG C
Envelope 20～30h, filters to get filtrate after sealing, be evaporated to filtrate volume 6～8% concentrated solution, by concentrated solution by volume 1:
200 mix with dimethylbenzene, and add 3～5g80～100 mesh calcium hydroxide powder and 2～4g80～100 mesh calcium oxide, 200
～stirring mixing 5～7h under 400r/min rotating speed, obtain suspension；Finally by solid-to-liquid ratio 1:20, by standby powder and above-mentioned system
Standby suspension mixing, under 500～600r/min rotating speeds, stirring mixing 5～7h obtains mixed liquor, and with concentration 1mol/L ammonia
Regulation pH of mixed, to after 10, i.e. can get detergent for lubricating oil.
Example 1
First weigh 10g magnesium aluminum-hydrotalcite, add in ball mill, cross 120 mesh sieves after ball milling 2h, obtain magnesium aluminum-hydrotalcite powder, press
Mass ratio 1:1.2, mixs homogeneously magnesium aluminum-hydrotalcite powder with sodium lauryl sulphate and obtains mixture, add mixture to
In 600mL deionized water, and exposing nitrogen from liquid bottom, aeration rate is 50mL/min, and sucking filtration after aeration 6h obtains filtering residue, by it
Put in vacuum drying oven, at a temperature of 90 DEG C, be dried 10h obtain dried object, and pulverize, cross 120 mesh sieves, obtain modified magnalium water
Talcum powder；The modified magnesium aluminum-hydrotalcite powder of above-mentioned preparation is mixed with mass fraction 15% sodium hydroxide solution by solid-to-liquid ratio 1:8
Close, after mixing add 4g ethylenediaminetetraacetic acid, supersound process 15min under 170W power, ultrasonic after stir 12h, sucking filtration must be filtered
Slag, puts in baking oven, pulverizes after being dried completely at a temperature of 90 DEG C, crosses 130 mesh sieves, i.e. can get powder, standby；Weigh again
70g rice, joins in deionized water by solid-to-liquid ratio 1:10, adds 3g yeast powder, seal at a temperature of 40 DEG C after stirring 30min
30h, filters to get filtrate after sealing, is evaporated to filtrate volume 8% and obtains concentrated solution, by concentrated solution 1:200 by volume and diformazan
Benzene mixes, and adds 5g100 mesh calcium hydroxide powder and 4g100 mesh calcium oxide, stirring mixing 7h under 400r/min rotating speed,
Suspension；Finally by solid-to-liquid ratio 1:20, the suspension of standby powder with above-mentioned preparation is mixed, stirs under 600r/min rotating speed
Mix mixing 7h and obtain mixed liquor, and with after concentration 1mol/L ammonia regulation pH of mixed to 10, i.e. can get detergent for lubricating oil.
First being added to lubricating oil by the detergent for lubricating oil of above-mentioned preparation, the amount of addition is the 3% of quality of lubrication oil,
To be added complete after, after being stirred for mix homogeneously, pour in internal combustion engine, and start internal combustion engine and make it run.After testing,
Detergent for lubricating oil prepared by the present invention is high with lipid lubricating oil matching, does not affect basis cast of oil and performance, and its
Base number is 332mgKOH/g, and kinematic viscosity (100 DEG C) reaches 204.62mm2/s。
Example 2
First weigh 5g magnesium aluminum-hydrotalcite, add in ball mill, cross 100 mesh sieves after ball milling 1h, obtain magnesium aluminum-hydrotalcite powder, by matter
Amount ratio 1:1.2, mixs homogeneously magnesium aluminum-hydrotalcite powder with sodium lauryl sulphate and obtains mixture, add mixture to
In 400mL deionized water, and exposing nitrogen from liquid bottom, aeration rate is 40mL/min, and sucking filtration after aeration 4h obtains filtering residue, by it
Put in vacuum drying oven, at a temperature of 80 DEG C, be dried 8h obtain dried object, and pulverize, cross 100 mesh sieves, obtain modified magnalium neatly
Stone powder；The modified magnesium aluminum-hydrotalcite powder of above-mentioned preparation is mixed with mass fraction 15% sodium hydroxide solution by solid-to-liquid ratio 1:8
Close, after mixing add 2g ethylenediaminetetraacetic acid, supersound process 10min under 150W power, ultrasonic after stir 10h, sucking filtration must be filtered
Slag, puts in baking oven, pulverizes after being dried completely at a temperature of 80 DEG C, crosses 120 mesh sieves, i.e. can get powder, standby；Weigh again
50g rice, joins in deionized water by solid-to-liquid ratio 1:10, adds 1g yeast powder, seal at a temperature of 30 DEG C after stirring 20min
20h, filters to get filtrate after sealing, is evaporated to filtrate volume 6% and obtains concentrated solution, by concentrated solution 1:200 by volume and diformazan
Benzene mixes, and adds 3g80 mesh calcium hydroxide powder and 2g80 mesh calcium oxide, and under 200r/min rotating speed, stirring mixing 5h, obtains outstanding
Turbid liquid；Finally by solid-to-liquid ratio 1:20, the suspension of standby powder with above-mentioned preparation is mixed, stir under 500r/min rotating speed
Mixing 5h obtains mixed liquor, and with after concentration 1mol/L ammonia regulation pH of mixed to 10, i.e. can get detergent for lubricating oil.
First being added to lubricating oil by the detergent for lubricating oil of above-mentioned preparation, the amount of addition is the 4% of quality of lubrication oil,
To be added complete after, after being stirred for mix homogeneously, pour in internal combustion engine, and start internal combustion engine and make it run.After testing,
Detergent for lubricating oil prepared by the present invention is high with lipid lubricating oil matching, does not affect basis cast of oil and performance, and its
Base number is 333mgKOH/g, and kinematic viscosity (100 DEG C) reaches 205.52mm2/s。
Example 3
First weigh 7g magnesium aluminum-hydrotalcite, add in ball mill, cross 110 mesh sieves after ball milling 1h, obtain magnesium aluminum-hydrotalcite powder, by matter
Amount ratio 1:1.2, mixs homogeneously magnesium aluminum-hydrotalcite powder with sodium lauryl sulphate and obtains mixture, add mixture to
In 400mL deionized water, and exposing nitrogen from liquid bottom, aeration rate is 45mL/min, and sucking filtration after aeration 5h obtains filtering residue, by it
Put in vacuum drying oven, at a temperature of 85 DEG C, be dried 9h obtain dried object, and pulverize, cross 110 mesh sieves, obtain modified magnalium neatly
Stone powder；The modified magnesium aluminum-hydrotalcite powder of above-mentioned preparation is mixed with mass fraction 15% sodium hydroxide solution by solid-to-liquid ratio 1:8
Close, after mixing add 3g ethylenediaminetetraacetic acid, supersound process 12min under 160W power, ultrasonic after stir 11h, sucking filtration must be filtered
Slag, puts in baking oven, pulverizes after being dried completely at a temperature of 85 DEG C, crosses 125 mesh sieves, i.e. can get powder, standby；Weigh again
60g rice, joins in deionized water by solid-to-liquid ratio 1:10, adds 2g yeast powder, seal at a temperature of 35 DEG C after stirring 25min
25h, filters to get filtrate after sealing, is evaporated to filtrate volume 7% and obtains concentrated solution, by concentrated solution 1:200 by volume and diformazan
Benzene mixes, and adds 4g90 mesh calcium hydroxide powder and 3g90 mesh calcium oxide, and under 300r/min rotating speed, stirring mixing 6h, obtains outstanding
Turbid liquid；Finally by solid-to-liquid ratio 1:20, the suspension of standby powder with above-mentioned preparation is mixed, stir under 520r/min rotating speed
Mixing 6h obtains mixed liquor, and with after concentration 1mol/L ammonia regulation pH of mixed to 10, i.e. can get detergent for lubricating oil.
First being added to lubricating oil by the detergent for lubricating oil of above-mentioned preparation, the amount of addition is the 5% of quality of lubrication oil,
To be added complete after, after being stirred for mix homogeneously, pour in internal combustion engine, and start internal combustion engine and make it run.After testing,
Detergent for lubricating oil prepared by the present invention is high with lipid lubricating oil matching, does not affect basis cast of oil and performance, and its
Base number is 334mgKOH/g, and kinematic viscosity (100 DEG C) reaches 204.54mm2/s。
Claims (1)
1. the preparation method of a detergent for lubricating oil, it is characterised in that concrete preparation process is:
(1) weigh 5～10g magnesium aluminum-hydrotalcites, add in ball mill, cross 100～120 mesh sieves after ball milling 1～2h, obtain magnalium neatly
Stone powder, in mass ratio 1:1.2, mix homogeneously magnesium aluminum-hydrotalcite powder with sodium lauryl sulphate and obtain mixture, will mixing
Thing joins in 400～600mL deionized waters, and from liquid bottom expose nitrogen, aeration rate is 40～50mL/min, aeration 4～
Sucking filtration after 6h, obtains filtering residue, puts it in vacuum drying oven, is dried 8～10h and obtains dried object, and powder at a temperature of 80～90 DEG C
Broken, 100～120 mesh sieves excessively, obtain modified magnesium aluminum-hydrotalcite powder；
(2) the modified magnesium aluminum-hydrotalcite powder of above-mentioned preparation is mixed with mass fraction 15% sodium hydroxide solution by solid-to-liquid ratio 1:8
Close, after mixing, add 2～4g ethylenediaminetetraacetic acid, supersound process 10～15min under 150～170W power, ultrasonic rear stirring
10～12h, sucking filtration obtains filtering residue, puts in baking oven, pulverizes after being dried completely at a temperature of 80～90 DEG C, crosses 120～130 mesh sieves,
I.e. can get powder, standby；
(3) weigh 50～70g rice, join in deionized water by solid-to-liquid ratio 1:10, after stirring 20～30min, add 1～3g
Yeast powder, seals 20～30h at a temperature of 30～40 DEG C, filters to get filtrate after sealing, is evaporated to filtrate volume 6～8% and obtains
Concentrated solution, mixes concentrated solution 1:200 by volume with dimethylbenzene, and adds 3～5g80～100 mesh calcium hydroxide powder and 2
～4g80～100 mesh calcium oxide, under 200～400r/min rotating speeds, stirring mixing 5～7h, obtains suspension；
(4) by solid-to-liquid ratio 1:20, powder standby for step (2) is mixed with the suspension of above-mentioned preparation, 500～600r/min
Under rotating speed, stirring mixing 5～7h obtains mixed liquor, and with after concentration 1mol/L ammonia regulation pH of mixed to 10, i.e. can be lubricated
Oil detersive.
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| CN201610672667.5A CN106318543A (en) | 2016-08-16 | 2016-08-16 | Preparation method of lubricating oil detergent |
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| CN201610672667.5A CN106318543A (en) | 2016-08-16 | 2016-08-16 | Preparation method of lubricating oil detergent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108179425A (en) * | 2018-01-11 | 2018-06-19 | 中山市浩科化工科技有限公司 | A kind of environmental protection degreaser |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101187060A (en) * | 2007-09-20 | 2008-05-28 | 西安电子科技大学 | Needle, flake-shaped nano single crystal mg-al hydrotalcite Mg8Al2(OH)16CO3 4H2O preparation method |
| CN105505523A (en) * | 2015-12-20 | 2016-04-20 | 仇颖超 | Method for preparing compounded lubricating oil detergent on basis of modified calcite |
-
2016
- 2016-08-16 CN CN201610672667.5A patent/CN106318543A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101187060A (en) * | 2007-09-20 | 2008-05-28 | 西安电子科技大学 | Needle, flake-shaped nano single crystal mg-al hydrotalcite Mg8Al2(OH)16CO3 4H2O preparation method |
| CN105505523A (en) * | 2015-12-20 | 2016-04-20 | 仇颖超 | Method for preparing compounded lubricating oil detergent on basis of modified calcite |
Non-Patent Citations (1)
| Title |
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| 徐关庆等: "《汽车电镀实用技术》", 28 February 1999, 北京理工大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108179425A (en) * | 2018-01-11 | 2018-06-19 | 中山市浩科化工科技有限公司 | A kind of environmental protection degreaser |
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Application publication date: 20170111 |