CN1051108C - Organic W-Mo friction improver and its preparation process - Google Patents
Organic W-Mo friction improver and its preparation process Download PDFInfo
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- CN1051108C CN1051108C CN98102323A CN98102323A CN1051108C CN 1051108 C CN1051108 C CN 1051108C CN 98102323 A CN98102323 A CN 98102323A CN 98102323 A CN98102323 A CN 98102323A CN 1051108 C CN1051108 C CN 1051108C
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- molybdenum
- rape oil
- salt
- molybdate
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Abstract
The present invention relates to a friction improving agent with organic tungsten and organic molybdenum, which is characterized in that the friction improving agent is a product of a chemical reaction of rape oil, diethanolamine, tungstic salt and a compound comprising molybdenum. The chemical structural formula of the friction improving agent is disclosed in a specification. R is the alkyl of C5 to C30. The present invention has the raw materials of the following proportion (parts by weight): 60 to 90 parts of rape oil, 18 to 25 parts of diethanolamine, 7 to 9 parts of compound comprising molybdenum and 1 to 1.5 parts of tungstic salt. The compound comprising molybdenum comprises molybdic salt and an oxide thereof. The product of the present invention has good friction reducing performance, antiwear performance, anticorrosive performance, no corrosion, no odour and no pollution, and is suitable for any operating equipment.
Description
The present invention relates to friction improver, refer in particular to a kind of organic W-Mo friction improver and manufacture method thereof.
Add low friction compound at the machine operation position, be used for alleviating mechanical wear, the prolonged mechanical life-span, improving and use effect, is one of energy-conservation important step, in diversified low friction compound, preferable with oil-soluble organic-molybdenum tungsten effect, the inventor develops the patent No. 92100282.3 exercise questions and is the patent of invention of " lubricating oil that contains organic-molybdenum, tungsten additive " for this reason, though its friction reducing effect is positioned at first of other low friction compounds, but still following defective is arranged:
1, because its raw material is the organic compound that contains alkyl dithiophosphoric acid sulfidation-oxidation molybdenum and alkyl dithiophosphoric acid tungsten, have corrodibility, causing to use has limitation, can not use when the mechanical means accessory is had silver, copper.And frowziness causes environmental pollution.
Can produce when 2, making than product and Duo tens times waste water, not only contaminate environment has also increased the wastewater treatment expense, the corresponding manufacturing cost that increased.
The object of the present invention is to provide a kind of organic W-Mo friction improver and manufacture method thereof of not sulfur-bearing phosphorus, overcome the drawback of prior art, reach the purpose that reduces environmental pollution, the processing of the minimizing three wastes, reduces manufacturing cost, raising antifriction and wear-resistant effect.
The object of the present invention is achieved like this: a kind of organic W-Mo friction improver, it is characterized in that this friction improver is the resultant that rape oil and diethanolamine and tungsten salt and the compound that contains molybdenum carry out chemical reaction, and its chemical structural formula is:
Wherein R is C
5-C
30Alkyl.
The proportioning of its constitutive material is (parts by weight) rape oil 60-90, diethanolamine 18-25, molybdate compound 7-9, tungsten salt 1-1.5, and this molybdate compound comprises molybdenum salt and oxide compound thereof.
This molybdenum salt comprises Sodium orthomolybdate, potassium molybdate, ammonium molybdate; This tungsten salt comprises sodium wolframate, potassium wolframate, ammonium tungstate; This rape oil is for containing C
5-C
30The grease of alkyl; This manufacture method in turn includes the following steps:
(1) select materials:
By proportioning raw materials select materials (parts by weight) rape oil 60-90, diethanolamine 18-25, contain molybdenumization and contain thing 7-9, tungsten salt 1-1.5.
(2) chemical reaction:
Divide two stages to carry out chemical reaction in reactor, the fs is the chemical reaction of rape oil and diethanolamine, and temperature is 120-150 ℃, and the time is 1-4 hour; Follow the chemical reaction that the compound that adds tungsten salt and contain molybdenum under the cooling condition carries out subordinate phase, temperature is 105-120 ℃, and the time is 1-2 hour, and the chemical structural formula of its resultant is
R wherein is C
5-C
30Alkyl.
(3) collect resultant:
According to a conventional method resultant of reaction is carried out the ageing clarification, filters, stores, checks and packing.
Major advantage of the present invention is:
1, friction improver of the present invention is the organic W-Mo compound of not sulfur-bearing phosphorus, has preferable antifriction, resistance to wears and erosion-resisting performance, because of non-corrosiveness, is applicable to the mechanical means that all need lubricate; And there is not stink, pollution-free.
2, to have a friction reducing effect good for friction improver of the present invention, the advantage that consumption is few, and consumption is below 1.5% of base oil, and other low friction compound consumptions are generally the 2-5% of base oil or higher.
3, the residue that has only minute quantity in the manufacture method of the present invention, no waste water produces, thus environmentally safe, and production cost is lower.
Further specify below in conjunction with preferred embodiment and manufacturing process flow diagram.
Fig. 1 is a manufacturing process flow synoptic diagram of the present invention.
Embodiment 1:
The proportioning raw materials of friction improver of the present invention is (Kg), rape oil 80, diethanolamine 20, ammonium molybdate 8, sodium wolframate 1.2,
Its manufacture method is consulted Fig. 1, adds rape oil in reactor 1 earlier, adds diethanolamine under agitation condition, is warming up to 135-145 ℃, fs reaction 2.5 hours; Be cooled to below 105 ℃, add dissolved tungsten, molybdenum salt brine solution, be warming up to 110 ℃, subordinate phase reaction 1.5 hours, react the cooling that finishes, resultant of reaction introduced carry out ageing clarification in the ageing tank 2, be pressed into pressure filter 4 with pump 3 and filter, clear liquid enters that reservoir 5 stores or the tinning finished product.Its reaction equation is as follows:
Fs is that rape oil and diethanolamine react, and its reaction equation is:
Subordinate phase is that the resultant of fs and ammonium molybdate and sodium wolframate react, and its reaction equation is:
Rape oil C wherein
16H
33COOCH
3Available other greases substitute, (NH wherein
4)
2MoO
4Available Sodium orthomolybdate, potassium molybdate or molybdenum oxide substitute, Na wherein
2WO
4Available potassium wolframate or ammonium tungstate substitute, and have same effect.
Embodiment 2
The effect embodiment of friction improver of the present invention
(1) the antifriction application experiment of friction improver of the present invention
Join with friction improver of the present invention and to carry out antifriction in the base oil and use, the frictional coefficient of test different time the results are shown in Table 1.
Table 1
| The experiment number | Base oil % | Friction improver % | Different time (minute) coefficientoffriction | |||||||
| Beginning | 2 | 4 | 6 | 8 | 10 | 12 | 14 | |||
| 1 | 100 | 0 | 0.035 | 0.044 | 0.047 | 0.047 | 0.048 | 0.049 | 0.049 | 0.049 |
| 2 | 99.75 | 0.25 | 0.038 | 0.032 | 0.029 | 0.025 | 0.022 | 0.017 | 0.017 | 0.015 |
| 3 | 99.5 | 0.5 | 0.030 | 0.020 | 0.013 | 0.010 | 0.010 | 0.007 | 0.007 | 0.007 |
Can show out from table 1 experimental result:
(1) experiment number 1 be a base oil 100%, does not add friction improver, and its frictional coefficient is increased to 0.049 from 0.035 increase gradually in time of beginning after 10 minutes;
(2) experiment numbers 2 is for adding 0.25% friction improver of the present invention, and its frictional coefficient reduces in time gradually from 0.038 of beginning, drops to 0.017 after 10 minutes, illustrates that friction improver of the present invention has significant antifriction effect.
(3) experiment number 3 friction improvers of the present invention for adding 0.5%, its frictional coefficient is just low from beginning to be 0.03, reduce rapidly in time, drop to 0.013 after 4 minutes, drop to 0.007 after 10 minutes, the consumption that increases friction improver of the present invention is described, can reaches further antifriction effect rapidly.
(2) application experiment of the reduction of friction improver of the present invention wearing and tearing.
Join with friction improver of the present invention and to carry out four ball wear experiments in the base oil, under 20Kg and 40Kg condition, the test grinding defect diameter the results are shown in Table 2 respectively.
Table 2
| The experiment number | Base oil % | Friction improver % | Grinding defect diameter mm | |
| 20Kg | 40Kg | |||
| 4 | 100 | 0 | 0.75 | 2.0 |
| 5 | 99 | 1.0 | 0.33 | 0.65 |
| 6 | 98.5 | 1.5 | 0.3 | 0.45 |
From the experimental result of table 2 as can be seen:
(1) experiment numbers 4 is a base oil 100%, does not add friction improver, and the grinding defect diameter of its 20Kg and 40Kg is respectively 0.75mm and 2.0mm.
(2) experiment numbers 5 is for adding 1.0% friction improver of the present invention, and the grinding defect diameter of its 20Kg and 40Kg is reduced to 0.33mm and 0.65mm respectively, illustrates that friction improver of the present invention has the effect of significant reduction wearing and tearing.
(3) experiment numbers 6 be a friction improver of the present invention for adding 1.5%, and the grinding defect diameter of its 20Kg and 40Kg is reduced to 0.3mm and 0.45mm respectively, and the consumption of increase friction improver of the present invention be described, can reach the effect that further reduction is worn and torn.
(3) the application contrast experiment of friction improver of the present invention and commonly used low friction compound.
Compare experiment with friction improver of the present invention and famous brand low friction compound (except add-on) under same experimental conditions commonly used both at home and abroad, testing friction coefficient and grinding defect diameter the results are shown in Table 3.
Table 3
| The experiment number | Base oil % | Low friction compound | Coefficientoffriction | Grinding defect diameter mm | |
| Title | Add-on % | ||||
| 7 | 95 | Times power | 5 | 0.06 | 0.44 |
| 8 | 95 | The count | 5 | 0.075 | 0.45 |
| 9 | 95 | Mobil 1130 | 5 | 0.08 | 0.45 |
| 10 | 98 | Ten thousand clever W-3A | 2 | 0.05 | 0.42 |
| 11 | 98.5 | Friction improver of the present invention | 1.5 | 0.007 | 0.30 |
From the experimental result of table 3 as can be seen:
(1) experiment 7-9 is the low friction compound of external famous brand, and its add-on is 5%, and its frictional coefficient is 0.06-0.08, and its grinding defect diameter is 0.44-0.45mm;
(2) experiment numbers 10 is the product of the applicant's the patent No. 92100282.3, and its add-on is 2%, and frictional coefficient is 0.05, and grinding defect diameter is 0.42mm, than external best brand of product antifriction preferably and wear-resistant effect is arranged.
(3) experiment numbers 11 is a friction improver of the present invention, and its add-on only is 1.5%, and frictional coefficient is 0.007, and grinding defect diameter is 0.30mm, illustrates that friction improver usage quantity of the present invention is few, and antifriction and wear-resistant effect have significant raising than existing low friction compound.
Claims (2)
1, a kind of organic W-Mo friction improver is characterized in that this friction improver is the resultant that rape oil and diethanolamine and tungsten salt and the compound that contains molybdenum carry out chemical reaction, and its chemical structural formula is:
Wherein R is C
5-C
30Alkyl;
The proportioning of its constitutive material is (parts by weight) rape oil 60-90, diethanolamine 18-25, molybdate compound 7-9, tungsten salt 1-1.5; This molybdate compound comprises molybdenum salt and oxide compound thereof, and this molybdenum salt comprises Sodium orthomolybdate, potassium molybdate, ammonium molybdate; This tungsten salt comprises sodium wolframate, potassium wolframate, ammonium tungstate; This rape oil is for containing C
5-C
30The grease of alkyl.
2, a kind of manufacture method of organic W-Mo friction improver is characterized in that this manufacture method in turn includes the following steps:
(1) select materials:
By proportioning raw materials select materials (parts by weight) rape oil 60-90, diethanolamine 18-25, contain molybdenumization and contain thing 7-9, tungsten salt 1-1.5, this molybdate compound comprises molybdenum salt and oxide compound thereof, this molybdenum salt comprises Sodium orthomolybdate, potassium molybdate, ammonium molybdate; This tungsten salt comprises sodium wolframate, potassium wolframate, ammonium tungstate, and this rape oil is for containing C
5-C
30The grease of alkyl;
(2) chemical reaction:
Divide two stages to carry out chemical reaction in reactor, the fs is the chemical reaction of rape oil and diethanolamine, and temperature is 120-150 ℃, and the time is 1-4 hour; Follow the chemical reaction that the compound that adds tungsten salt and contain molybdenum under the cooling condition carries out subordinate phase, temperature is 105-120 ℃, and the time is 1-2 hour, and the chemical structural formula of its resultant is:
R wherein is C
5-C
30Alkyl;
(3) collect resultant:
According to a conventional method resultant of reaction is carried out the ageing clarification, filters, stores, checks and packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98102323A CN1051108C (en) | 1998-06-02 | 1998-06-02 | Organic W-Mo friction improver and its preparation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98102323A CN1051108C (en) | 1998-06-02 | 1998-06-02 | Organic W-Mo friction improver and its preparation process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1199088A CN1199088A (en) | 1998-11-18 |
| CN1051108C true CN1051108C (en) | 2000-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98102323A Expired - Fee Related CN1051108C (en) | 1998-06-02 | 1998-06-02 | Organic W-Mo friction improver and its preparation process |
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| Country | Link |
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| CN (1) | CN1051108C (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4567286B2 (en) * | 2002-12-26 | 2010-10-20 | 協同油脂株式会社 | Grease composition and use thereof |
| JP5156052B2 (en) * | 2010-05-10 | 2013-03-06 | 協同油脂株式会社 | Grease composition and use thereof |
| CN102453589B (en) * | 2010-10-18 | 2013-10-02 | 王严绪 | Sulfur-phosphor-free oil-soluble organic molybdenum additive |
| CN106544081B (en) * | 2016-10-18 | 2017-12-05 | 董文猷 | A kind of cycloalkanes yttrium tungsten calcium friction improver and its production method |
| CN106544079B (en) * | 2016-10-18 | 2017-12-08 | 董文猷 | A kind of cycloalkanes yttrium tungsten calcium friction improver and its production method |
| CN106544082B (en) * | 2016-10-18 | 2018-02-09 | 董文猷 | A kind of cycloalkanes yttrium tungsten silicon titanium calcium friction improver and its production method |
| CN107384513A (en) * | 2017-07-26 | 2017-11-24 | 山东源根石油化工有限公司 | A kind of non-sulphur phosphorus organic tungsten additive of environment-friendly type antifriction antioxygen and the lubricating oil containing the additive |
| CN107760413A (en) * | 2017-11-22 | 2018-03-06 | 清华大学天津高端装备研究院 | A kind of non-sulphur phosphorus oil-soluble organic molybdenum additive and its preparation method and application |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3356702A (en) * | 1964-08-07 | 1967-12-05 | Vanderbilt Co R T | Molybdenum oxysulfide dithiocarbamates and processes for their preparation |
| CN1074474A (en) * | 1992-01-18 | 1993-07-21 | 广西钟山永丰冶炼厂 | The lubricating oil that contains organic-molybdenum, tungsten additive |
| US5525248A (en) * | 1991-01-30 | 1996-06-11 | Mobil Oil Corporation | Antioxidants and antiwear additives for lubricants |
| CN1147540A (en) * | 1995-08-25 | 1997-04-16 | 许彪 | Prepn technology and product of organic-molybdenum anti-friction additive |
-
1998
- 1998-06-02 CN CN98102323A patent/CN1051108C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3356702A (en) * | 1964-08-07 | 1967-12-05 | Vanderbilt Co R T | Molybdenum oxysulfide dithiocarbamates and processes for their preparation |
| US5525248A (en) * | 1991-01-30 | 1996-06-11 | Mobil Oil Corporation | Antioxidants and antiwear additives for lubricants |
| CN1074474A (en) * | 1992-01-18 | 1993-07-21 | 广西钟山永丰冶炼厂 | The lubricating oil that contains organic-molybdenum, tungsten additive |
| CN1147540A (en) * | 1995-08-25 | 1997-04-16 | 许彪 | Prepn technology and product of organic-molybdenum anti-friction additive |
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| Publication number | Publication date |
|---|---|
| CN1199088A (en) | 1998-11-18 |
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