CN107034000A - A kind of high-quality environmentally friendly antifriction lubricating oil - Google Patents
A kind of high-quality environmentally friendly antifriction lubricating oil Download PDFInfo
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- CN107034000A CN107034000A CN201710437323.0A CN201710437323A CN107034000A CN 107034000 A CN107034000 A CN 107034000A CN 201710437323 A CN201710437323 A CN 201710437323A CN 107034000 A CN107034000 A CN 107034000A
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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
- 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
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/24—Epoxidised acids; Ester derivatives thereof
-
- 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
- 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
- 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
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/02—Unspecified siloxanes; Silicones
-
- 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
- C10N2030/54—Fuel economy
-
- 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
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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
Present invention is disclosed the high-quality environmentally friendly antifriction lubricating oil of one kind, the high-quality environmentally friendly antifriction lubricating oil is made up of mineral base oil, detersive, EP agent, anti-friction composition, anti-foaming agent and antirust agent, the detersive is dodecyl sodium sulfate, the EP agent is tricresyl phosphate, the anti-friction composition is octadecylamine, the anti-foaming agent is silicone emulsion, and the antirust agent is maleic anhydride.The present invention has that wearability is good, lubricity keeps cleaning well, the characteristics of strengthen power, saving fuel, environmentally-friendly sanitary.
Description
Technical field
The present invention relates to the high-quality environmentally friendly antifriction lubricating oil of one kind.
Background technology
Lubricating oil is used in all kinds automobile, in plant equipment to reduce the liquid of friction, protection machinery and workpiece
Or semisolid lubricants, it is main to play lubrication, supplement heat rejecter, antirust, cleaning, sealing and buffering etc..As long as applied to two
Between the object of individual relative motion, and the function of friction and abrasion that two articles are produced by contact can be reduced, as lubricated
Oil.But lubricating oil equally exists many deficiencies, such as lubricity does not reach requirement, wear phenomenon easily occurs by spread product,
Cause using effect not good enough, burn insufficient, power reduction, while contaminative air can be produced.
The content of the invention
It is an object of the invention to provide one kind with wearability is good, lubricity keeps cleaning well, strengthen power, saving combustion
The high-quality environmentally friendly antifriction lubricating oil of the characteristics of material, environmentally-friendly sanitary.
The technical scheme is that, a kind of high-quality environmentally friendly antifriction lubricating oil, the high-quality environmentally friendly antifriction lubricating oil
It is made up of mineral base oil, detersive, EP agent, anti-friction composition, anti-foaming agent and antirust agent, the detersive is dodecane
Base sodium sulfonate, the EP agent is tricresyl phosphate, and the anti-friction composition is octadecylamine, and the anti-foaming agent is emulsification silicon
Oil, the antirust agent is parts by weight difference shared by each composition in maleic anhydride, the high-quality environmentally friendly antifriction lubricating oil
For：The mineral base oil accounts for 78-88 parts, and the dodecyl sodium sulfate accounts for 4-11 parts, and the tricresyl phosphate accounts for 6-13
Part, the octadecylamine accounts for 2-9 parts, and the silicone emulsion accounts for 1-8 parts, and the maleic anhydride accounts for 3-10 parts.
In a preferred embodiment of the present invention, parts by weight shared by each composition in the high-quality environmentally friendly antifriction lubricating oil
Specially：The mineral base oil accounts for 78 parts, and the dodecyl sodium sulfate accounts for 4 parts, and the tricresyl phosphate accounts for 6 parts, institute
State octadecylamine and account for 2 parts, the silicone emulsion accounts for 1 part, and the maleic anhydride accounts for 3 parts.
In a preferred embodiment of the present invention, parts by weight shared by each composition in the high-quality environmentally friendly antifriction lubricating oil
Specially：The mineral base oil accounts for 81 parts, and the dodecyl sodium sulfate accounts for 7 parts, and the tricresyl phosphate accounts for 9 parts, institute
State octadecylamine and account for 5 parts, the silicone emulsion accounts for 4 parts, and the maleic anhydride accounts for 5 parts.
In a preferred embodiment of the present invention, parts by weight shared by each composition in the high-quality environmentally friendly antifriction lubricating oil
Specially：The mineral base oil accounts for 82 parts, and the dodecyl sodium sulfate accounts for 9 parts, and the tricresyl phosphate accounts for 11 parts, institute
State octadecylamine and account for 7 parts, the silicone emulsion accounts for 6 parts, and the maleic anhydride accounts for 8 parts.
In a preferred embodiment of the present invention, parts by weight shared by each composition in the high-quality environmentally friendly antifriction lubricating oil
Specially：The mineral base oil accounts for 86 parts, and the dodecyl sodium sulfate accounts for 10 parts, and the tricresyl phosphate accounts for 12 parts,
The octadecylamine accounts for 8 parts, and the silicone emulsion accounts for 7 parts, and the maleic anhydride accounts for 9 parts.
In a preferred embodiment of the present invention, parts by weight shared by each composition in the high-quality environmentally friendly antifriction lubricating oil
Specially：The mineral base oil accounts for 88 parts, and the dodecyl sodium sulfate accounts for 11 parts, and the tricresyl phosphate accounts for 13 parts,
The octadecylamine accounts for 9 parts, and the silicone emulsion accounts for 8 parts, and the maleic anhydride accounts for 10 parts.
It is of the present invention for a kind of high-quality environmentally friendly antifriction lubricating oil, the present invention has that wearability is good, lubricity is kept well
The characteristics of cleaning, enhancing power, saving fuel, environmentally-friendly sanitary.
Embodiment
Presently preferred embodiments of the present invention is described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that apparent clearly being defined so as to be made to protection scope of the present invention.
Of the present invention is a kind of high-quality environmentally friendly antifriction lubricating oil, and the high-quality environmentally friendly antifriction lubricating oil is by mineral base
Plinth oil, detersive, EP agent, anti-friction composition, anti-foaming agent and antirust agent composition, the detersive is dodecyl sodium sulfonate
Sodium, the EP agent is tricresyl phosphate, and the anti-friction composition is octadecylamine, and the anti-foaming agent is silicone emulsion, institute
Antirust agent is stated for maleic anhydride, parts by weight shared by each composition are respectively in the high-quality environmentally friendly antifriction lubricating oil：Institute
State mineral base oil and account for 78-88 parts, the dodecyl sodium sulfate accounts for 4-11 parts, and the tricresyl phosphate accounts for 6-13 parts, institute
State octadecylamine and account for 2-9 parts, the silicone emulsion accounts for 1-8 parts, and the maleic anhydride accounts for 3-10 parts.
Embodiment one
A kind of high-quality environmentally friendly antifriction lubricating oil, the high-quality environmentally friendly antifriction lubricating oil is by mineral base oil, detersive, extreme pressure
Additive, anti-friction composition, anti-foaming agent and antirust agent composition, the detersive is dodecyl sodium sulfate, the EP agent
For tricresyl phosphate, the anti-friction composition is octadecylamine, and the anti-foaming agent is silicone emulsion, and the antirust agent is maleic two
Parts by weight shared by each composition are specially in acid anhydrides, the high-quality environmentally friendly antifriction lubricating oil：The mineral base oil accounts for 78 parts,
The dodecyl sodium sulfate accounts for 4 parts, and the tricresyl phosphate accounts for 6 parts, and the octadecylamine accounts for 2 parts, the silicone emulsion
1 part is accounted for, the maleic anhydride accounts for 3 parts.
Embodiment two
A kind of high-quality environmentally friendly antifriction lubricating oil, the high-quality environmentally friendly antifriction lubricating oil is by mineral base oil, detersive, extreme pressure
Additive, anti-friction composition, anti-foaming agent and antirust agent composition, the detersive is dodecyl sodium sulfate, the EP agent
For tricresyl phosphate, the anti-friction composition is octadecylamine, and the anti-foaming agent is silicone emulsion, and the antirust agent is maleic two
Parts by weight shared by each composition are specially in acid anhydrides, the high-quality environmentally friendly antifriction lubricating oil：The mineral base oil accounts for 81 parts,
The dodecyl sodium sulfate accounts for 7 parts, and the tricresyl phosphate accounts for 9 parts, and the octadecylamine accounts for 5 parts, the silicone emulsion
4 parts are accounted for, the maleic anhydride accounts for 5 parts.
Embodiment three
A kind of high-quality environmentally friendly antifriction lubricating oil, the high-quality environmentally friendly antifriction lubricating oil is by mineral base oil, detersive, extreme pressure
Additive, anti-friction composition, anti-foaming agent and antirust agent composition, the detersive is dodecyl sodium sulfate, the EP agent
For tricresyl phosphate, the anti-friction composition is octadecylamine, and the anti-foaming agent is silicone emulsion, and the antirust agent is maleic two
Parts by weight shared by each composition are specially in acid anhydrides, the high-quality environmentally friendly antifriction lubricating oil：The mineral base oil accounts for 82 parts,
The dodecyl sodium sulfate accounts for 9 parts, and the tricresyl phosphate accounts for 11 parts, and the octadecylamine accounts for 7 parts, the silicone emulsion
6 parts are accounted for, the maleic anhydride accounts for 8 parts.
Example IV
A kind of high-quality environmentally friendly antifriction lubricating oil, the high-quality environmentally friendly antifriction lubricating oil is by mineral base oil, detersive, extreme pressure
Additive, anti-friction composition, anti-foaming agent and antirust agent composition, the detersive is dodecyl sodium sulfate, the EP agent
For tricresyl phosphate, the anti-friction composition is octadecylamine, and the anti-foaming agent is silicone emulsion, and the antirust agent is maleic two
Parts by weight shared by each composition are specially in acid anhydrides, the high-quality environmentally friendly antifriction lubricating oil：The mineral base oil accounts for 86 parts,
The dodecyl sodium sulfate accounts for 10 parts, and the tricresyl phosphate accounts for 12 parts, and the octadecylamine accounts for 8 parts, the emulsification silicon
Oil accounts for 7 parts, and the maleic anhydride accounts for 9 parts.
Embodiment five
A kind of high-quality environmentally friendly antifriction lubricating oil, the high-quality environmentally friendly antifriction lubricating oil is by mineral base oil, detersive, extreme pressure
Additive, anti-friction composition, anti-foaming agent and antirust agent composition, the detersive is dodecyl sodium sulfate, the EP agent
For tricresyl phosphate, the anti-friction composition is octadecylamine, and the anti-foaming agent is silicone emulsion, and the antirust agent is maleic two
Parts by weight shared by each composition are specially in acid anhydrides, the high-quality environmentally friendly antifriction lubricating oil：The mineral base oil accounts for 88 parts,
The dodecyl sodium sulfate accounts for 11 parts, and the tricresyl phosphate accounts for 13 parts, and the octadecylamine accounts for 9 parts, the emulsification silicon
Oil accounts for 8 parts, and the maleic anhydride accounts for 10 parts.
It is of the present invention for a kind of high-quality environmentally friendly antifriction lubricating oil, the present invention has that wearability is good, lubricity is kept well
The characteristics of cleaning, enhancing power, saving fuel, environmentally-friendly sanitary.
The embodiment of the present invention is the foregoing is only, but protection scope of the present invention is not limited thereto, it is any
Those skilled in the art disclosed herein technical scope in, the change that can expect without creative work or
Replace, should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be limited with claims
Fixed protection domain is defined.
Claims (6)
1. a kind of high-quality environmentally friendly antifriction lubricating oil, it is characterised in that：The high-quality environmentally friendly antifriction lubricating oil is by mineral base
Oil, detersive, EP agent, anti-friction composition, anti-foaming agent and antirust agent composition, the detersive is dodecyl sodium sulfate,
The EP agent is tricresyl phosphate, and the anti-friction composition is octadecylamine, and the anti-foaming agent is silicone emulsion, described anti-
Rust agent is maleic anhydride, and parts by weight shared by each composition are respectively in the high-quality environmentally friendly antifriction lubricating oil：The ore deposit
Thing base oil accounts for 78-88 parts, and the dodecyl sodium sulfate accounts for 4-11 parts, and the tricresyl phosphate accounts for 6-13 parts, described ten
Eight alkanamines account for 2-9 parts, and the silicone emulsion accounts for 1-8 parts, and the maleic anhydride accounts for 3-10 parts.
2. high-quality environmentally friendly antifriction lubricating oil according to claim 1, it is characterised in that：The high-quality environmentally friendly anti-attrition profit
Parts by weight shared by each composition are specially in lubricating oil：The mineral base oil accounts for 78 parts, and the dodecyl sodium sulfate accounts for 4 parts,
The tricresyl phosphate accounts for 6 parts, and the octadecylamine accounts for 2 parts, and the silicone emulsion accounts for 1 part, and the maleic anhydride accounts for 3
Part.
3. high-quality environmentally friendly antifriction lubricating oil according to claim 1, it is characterised in that：The high-quality environmentally friendly anti-attrition profit
Parts by weight shared by each composition are specially in lubricating oil：The mineral base oil accounts for 81 parts, and the dodecyl sodium sulfate accounts for 7 parts,
The tricresyl phosphate accounts for 9 parts, and the octadecylamine accounts for 5 parts, and the silicone emulsion accounts for 4 parts, and the maleic anhydride accounts for 5
Part.
4. high-quality environmentally friendly antifriction lubricating oil according to claim 1, it is characterised in that：The high-quality environmentally friendly anti-attrition profit
Parts by weight shared by each composition are specially in lubricating oil：The mineral base oil accounts for 82 parts, and the dodecyl sodium sulfate accounts for 9 parts,
The tricresyl phosphate accounts for 11 parts, and the octadecylamine accounts for 7 parts, and the silicone emulsion accounts for 6 parts, and the maleic anhydride is accounted for
8 parts.
5. high-quality environmentally friendly antifriction lubricating oil according to claim 1, it is characterised in that：The high-quality environmentally friendly anti-attrition profit
Parts by weight shared by each composition are specially in lubricating oil：The mineral base oil accounts for 86 parts, and the dodecyl sodium sulfate accounts for 10 parts,
The tricresyl phosphate accounts for 12 parts, and the octadecylamine accounts for 8 parts, and the silicone emulsion accounts for 7 parts, and the maleic anhydride is accounted for
9 parts.
6. high-quality environmentally friendly antifriction lubricating oil according to claim 1, it is characterised in that：The high-quality environmentally friendly anti-attrition profit
Parts by weight shared by each composition are specially in lubricating oil：The mineral base oil accounts for 88 parts, and the dodecyl sodium sulfate accounts for 11 parts,
The tricresyl phosphate accounts for 13 parts, and the octadecylamine accounts for 9 parts, and the silicone emulsion accounts for 8 parts, and the maleic anhydride is accounted for
10 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437323.0A CN107034000A (en) | 2017-06-12 | 2017-06-12 | A kind of high-quality environmentally friendly antifriction lubricating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437323.0A CN107034000A (en) | 2017-06-12 | 2017-06-12 | A kind of high-quality environmentally friendly antifriction lubricating oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107034000A true CN107034000A (en) | 2017-08-11 |
Family
ID=59541069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710437323.0A Pending CN107034000A (en) | 2017-06-12 | 2017-06-12 | A kind of high-quality environmentally friendly antifriction lubricating oil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107723077A (en) * | 2017-11-20 | 2018-02-23 | 苏州永创达电子有限公司 | A kind of durable environment-protective lubricant oil of high temperature lubricating |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103602435A (en) * | 2013-10-22 | 2014-02-26 | 青岛海伴塑胶工贸有限公司 | Compression-resistant gear oil |
| CN104046449A (en) * | 2014-06-26 | 2014-09-17 | 青岛宝泰新能源科技有限公司 | Antiwear lubricant for engines |
| CN104169407A (en) * | 2012-03-14 | 2014-11-26 | 出光兴产株式会社 | Lubricating oil composition |
| CN104450067A (en) * | 2014-11-14 | 2015-03-25 | 柳州聚龙科技有限公司 | Lubricating oil for diesel engine |
-
2017
- 2017-06-12 CN CN201710437323.0A patent/CN107034000A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104169407A (en) * | 2012-03-14 | 2014-11-26 | 出光兴产株式会社 | Lubricating oil composition |
| CN103602435A (en) * | 2013-10-22 | 2014-02-26 | 青岛海伴塑胶工贸有限公司 | Compression-resistant gear oil |
| CN104046449A (en) * | 2014-06-26 | 2014-09-17 | 青岛宝泰新能源科技有限公司 | Antiwear lubricant for engines |
| CN104450067A (en) * | 2014-11-14 | 2015-03-25 | 柳州聚龙科技有限公司 | Lubricating oil for diesel engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107723077A (en) * | 2017-11-20 | 2018-02-23 | 苏州永创达电子有限公司 | A kind of durable environment-protective lubricant oil of high temperature lubricating |
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Application publication date: 20170811 |
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