CN1513051A - Non-halogenated metal conditioner and extreme pressure lubricant - Google Patents

Non-halogenated metal conditioner and extreme pressure lubricant Download PDF

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Publication number
CN1513051A
CN1513051A CNA028112326A CN02811232A CN1513051A CN 1513051 A CN1513051 A CN 1513051A CN A028112326 A CNA028112326 A CN A028112326A CN 02811232 A CN02811232 A CN 02811232A CN 1513051 A CN1513051 A CN 1513051A
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CN
China
Prior art keywords
extreme pressure
bismuth
conditioning agent
halogenated metal
pressure lubricant
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Pending
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CNA028112326A
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Chinese (zh)
Inventor
L
查尔斯·L·斯特沃特
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OMNITEC Inc
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OMNITEC Inc
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Publication of CN1513051A publication Critical patent/CN1513051A/en
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    • C10M129/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
    • C10M129/26—Carboxylic acids; Salts thereof
    • C10M129/28—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M129/38—Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms
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    • 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
    • C10N2010/10—Groups 5 or 15
    • 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
    • C10N2010/12—Groups 6 or 16
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/30—Refrigerators lubricants or compressors lubricants
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/32—Wires, ropes or cables lubricants
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/34—Lubricating-sealants
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/36—Release agents or mold release agents
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/38—Conveyors or chain belts
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/40—Generators or electric motors in oil or gas winning field
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/42—Flashing oils or marking oils
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/44—Super vacuum or supercritical use
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/50—Medical uses

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  • Lubricants (AREA)

Abstract

There are disclosed compositions for use as extreme pressure lubricants for use in general machinery as well as in the refrigerant of air conditioners, refrigerators and heat pumps. The compositions are designed to lubricate moving parts of machinery. In its broadest aspect the invention comprises a metal conditioner containing a lubricating oil and a bismuth compound. A further embodiment involves a lubricating oil, a bismuth compound and a molybdenum compound. The lubricating compounds can be added to a refrigerant gas.

Description

Non-halogenated metal conditioning agent and extreme pressure lubricant
Invention field
Invention disclosed herein has practicality in the lubricated field of anti-extreme pressure.Needing the example in this type of lubricated field is general-purpose machinery, particularly freeze and air-conditioning system, and heat pump and compressor, wherein the lubricant circulates that is added is at compression system storage vault and bearing surface etc.
Background of invention
Lubricated and/or regulation system is come the lubricated metal surface in industrial demand, particularly in refrigeration and air-conditioning system.People want oiling system to combine with hydrogen to form spirit of salt respectively, the chlorine of sulfuric acid and hydrofluoric acid, sulphur and fluorine.
In the lubricated field of specialty, active element such as sulphur, chlorine, fluorine, lead etc. have been used to provide anti-extreme pressure (EP), resistance to wear the anti-wear performance.In the current Environmental awareness enhanced epoch, use these elements, can not improve lubricity if do not consider them, if be used in industrially, can increase deleterious exhaust flow and improve production cost.
In some cases, compound cracking meeting discharges this element so that form other acrid compound, as sulfuric acid, and spirit of salt etc.
The prior art United States Patent (USP)
People such as Wilkins (4,963,280) have instructed the raising heat pump, refrigeration unit, the composition of the efficient of air-conditioning and heating unit.This patentee is by using polar organic compound to accomplish, the organic compound that described organic compound is defined as containing enough polar groups has other zones of low electron density again with the zone that existing high electron density is provided on molecule.Preferred polar compound is the halogenation alpha-olefin of liquid and the halogenated paraffin of liquid.
People such as Karol (5,576,273) have instructed the synergistic mixt of a kind of dithiocar-bamate and bismuth organic compound to have good anti-extreme pressure performance and have been useful in lubricant compositions.
People such as Karol (5,631,214) have instructed the preparation method as the dithiocarbamic acid bismuth of extreme pressure additive.
People such as Sgarbi (6,276,147) have instructed and have been used for the polar solvent that air-conditioning and refrigerating contain dithiocar-bamate and calcium salt.
People such as Sgarbi (6,286,323) have instructed the composition that is used to improve air-conditioning and refrigeration system, and described composition contains polar compound, dithiocar-bamate, and β-alkene (referring to claim 1), and set forth other auxiliary compositions.
Robert (6,110,877) has instructed a kind of extreme pressure lubricant composition, and it includes bismuth compound and polyalphaolefin (for example, 1-decene homopolymer) in other compositions.
People such as Rowan (4,889,647) propose molybdenum compound useful in lubricant.
Goal of the invention
Main purpose of the present invention is preparation a kind of active polarizer cold oil additive and an extreme pressure lubricant, and it can improve heat passage in compressor and evaporator coil in refrigeration system significantly.
Further purpose of the present invention is a kind of lubricant of preparation, and it is at refrigerator, refrigerator, and ice-making machine plays the function of extreme pressure lubricant effectively in the compressed element of heat pump and air-conditioning.
A free-revving engine of the present invention provides a kind of active, polarizer cold oil additive and extreme pressure lubricant, and it does not contain as the halogen of polarization agent or sulphur.
Another purpose is the extreme pressure lubricant of a kind of environmental protection of preparation.
Main purpose of the present invention is a kind of extreme pressure lubricant of preparation, and it is the metallic surface of lubrication pressure compression system effectively.
A free-revving engine of the present invention is that it does not contain as the halogen of polarization agent or sulphur for refrigeration agent provides a kind of extreme pressure lubricant.
Remarkable purpose of the present invention is a kind of composition of preparation, when it is correctly used, just cuts down the consumption of energy, the slipperiness that promotes metal and metallic contact place with raise the efficiency.
By reading following explanation, these and other purposes of the present invention will be more obvious.
Polarization additive of the present invention, the evaluation and/or the source of the composition of metal conditioning agent and extreme pressure lubricant are:
Composition is identified
Polyalphaolefin base oil CAS:88037-01-4
Methyl esters base oil CAS:68082-78-0
Fatty acid ester base oil CAS:68424-31-7
Bismuth carboxylate CAS:34364-26-6
26896-20-8
Viscosity improver copolymer from ethylene and propylene (alkene)
(Paratone TM?8232)
Dialkyldithiocarbamacompositions antimony VANLUBE TM73 (mixtures)
Alkyl zinc dithiophosphate LUBRIZOL TM5178-F (mixture)
The organic-molybdenum mixture MOLYVAN 855 (mixture) of organic amide
The ester OD-9413 (mixture) of dialkyldithiocarbamacompositions and bismuth carboxylate
Epoxidation tri-glyceride scavenging agent/stablizer Plas-Check 775 TM
Alkene mixture can be called Ethyl Flo166 by commodity, and Durasyn 166, or the polyalphaolefin of SynfluidPA06 (Chevron-Phillips company) is buied.
The example that can operate bismuth carboxylate is neodecanoic acid bismuth (CAS:34364-26-75), and the mixture of 2 ethyl hexanoic acid bismuth and naphthenic acid bismuth or these bismuth compounds can be from OMG TMCleveland, Ohio or Norwalk, the R.T Vanderbilt of CT TMBuy.
Polyalphaolefin is the synthetic hydrocarbon polymer stoste of a kind of hydrogenant, by Ethyl TMCompany provides, and its CAS registration number is CAS:68037-01-4.
Amoco TMProvide 1-decene, hydrogenated homopolymer and have a CAS 88037-01-4.
The example of lipid acid base oil has CAS:68082-78-0, synonym: lard acid methyl esters (methyl lardate), can be from Hammond, and the Ferro company of Indiana buys.
C 5～C 10The example of the tetramethylolmethane of lipid acid (penterythritol) is CAS:68424-31-7.
Molybdenum compound can be from R.T Vanderbilt TMBuy, name is called Molyvan 855.
The ester of dialkyldithiocarbamacompositions and bismuth carboxylate can be from R.T.Vanderbilt TMBuy, name is called OD-9413.
The epoxidation tri-glyceride can be from Ferro TMCompany buys, and name is called Plas-Check775 TM
The further example of used active ingredient can be in U.S. Pat 6,110 in lubricant of the present invention and the metal conditioning agent, finds in 877, and bismuth carboxylate can be in U.S. Pat 5,576, finds in 273.
The example that joins the refrigerant gas of lubricated metal conditioning agent is CFC, HCFC, HFC (C=carbon, F=fluorine, H=hydrogen).Refrigerant gas is convention in this area, and clear and definite example is fluoro-propane and fluorine butane.In addition, the refrigeration agent of the present invention and freon series and its renewal substituent is compatible, as methane series, and ethane series and propane series, ammonia, sulfurous gas and carbon dioxide.
The invention summary
The main aspect of invention disclosed herein relates to refrigeration oil in reserve or the refrigerant gas that the bismuth compound of significant quantity is incorporated into cooling system, this cooling system such as chiller, water cooler, refrigeration plant, air-conditioning, rerigerator and heat pump.In general, bismuth compound adds in refrigerant gas or the oil with lubricant.In preferred embodiments, bismuth compound accounts for about 5-10% in lubricating oil or refrigeration oil, and still, optimum significant quantity can be determined by those skilled in the art.Polarization lubricating oil and bismuth compound join expectation in the refrigerant gas can advance slipperiness between metal-metal, reduces energy expenditure, strengthens the whole efficient of refrigeration plant, and wherein used polarization bismuth compound is nontoxic.The bismuth that contains lubricant compositions has the work-ing life that prolongs compressor used in the refrigeration plant.
Dyestuff tacking agent and/or sterilant are joined in the bismuth that contains lubricant compositions and can expect.
Non-halogenated metal conditioning agent disclosed herein and in refrigerant gas useful extreme pressure lubricant additive mainly consider to comprise the following material of significant quantity:
Lubricant
Polarization extreme pressure additive bismuth carboxylate,
Antiwear additive dialkyldithiocarbamacompositions antimony,
Viscosity improver,
With anti-wear additive molybdenum compound,
Randomly, the ester of dialkyldithiocarbamacompositions and bismuth carboxylate,
And/or add together acid scavenger/stablizer with pressurized gas in the cooling unit.
This lubricant can comprise:
The polyalphaolefin base oil,
The methyl ester base oil,
The fatty acid ester base oil.
Lubricant compositions disclosed herein relates to non-halogenated (non-chlorine, fluorine, bromine, iodine or astatine) metal conditioning agent/extreme pressure lubricant additive system, is used for the adjusting and the lubrication of metallic surface.This composition is unique, because it does not contain the halogen family chemical element, particularly not chloride and fluorine, known chlorine and fluorine combine with hydrogen and form very undesired (corrosive) spirit of salt and hydrofluoric acid respectively.Application of the present invention includes but not limited to be used for consumption, industry, and commerce, military affairs, federal department refrigeration plant and air-conditioning system, chiller, the polarization refrigeration of heat pump and compressor is added oil (PROA).This additive system provides as PROA: (1) significantly improves heat passage in vaporizer and condensing coil and (2) increase the oily slipperiness of refrigeration, significantly puies forward the operability and the efficient of anti-special compressor.Additive system is added in refrigeration oil in reserve or the refrigeration stream hydrodynamic with suitable amount according to the design of equipment.When as polarizer cold oil and lubricant additive, composition of the present invention is carried by original lubricant, and flows through this system.The polarity essence of this composition is meant the molecule covalent attachment takes place between the positive charge molecules of negative charge additive molecule and metallic surface.During along with the metallic surface of each molecule attached in system, it regulates metallic surface, replaces dirt, and carbon laydown (coking), and grease accumulation finally form skim, monomolecular interpolation layer.This just provides optimized conditions for the conduction of the net heat in the heat exchange system of refrigeration plant/conditioning unit.In addition, as a kind of polarity (molecule bonded) extreme pressure lubricant, it has greatly improved the oilness of the moving parts of refrigeration equipment.
Lubricating system can array mode comprise the polyalphaolefin base oil, the methyl ester base oil, fatty acid ester base oil (single or mixture), polarization extreme pressure additive bismuth carboxylate, viscosity improver, the molybdenum additives of anti-wear and randomly, other bismuth compound additive, and/or acid scavenger/stablizer.In embodiments, when operation, by weight, the lubricant additive system only accounts on a small quantity, and major part is original lubricating oil or refrigeration agent.In preferred embodiments, bismuth carboxylate is selected from the neodecanoic acid bismuth, 2 ethyl hexanoic acid bismuth, naphthenic acid bismuth and their mixture.The polyalphaolefin base oil account for greatly described additive system 20～40% and preferably be approximately 28～38%.The methyl esters base oil approximately account for additive system 15～35% and preferably be approximately 24～33%.The fatty acid ester base oil account for greatly described additive system 1～10% and preferably be approximately 2～5%.The bismuth carboxylate content range is approximately 20～40%, preferably is approximately 23～32%.About 1～8% alkene mixture is used in the system as viscosity improver, and preferably the interpolymer with ethene and propylene accounts for 0.1～8% of additive system.About 0.1-8% that can system adds molybdenum compound.Randomly, the bismuth compound that can add in addition is approximately 0.1～8% in system.Randomly, be approximately 1～3% epoxidation tri-glyceride and can add system as acid scavenger and/or stablizer.
Pay particular attention to lubricant compositions and do not contain chlorine or sulphur compound, they are to air-conditioning, and the composition of rerigerator or heat pump has detrimental action.
In the preferred embodiments of the invention, following composition joins in following about ratio, and air-conditioning for example can be contemplated in the refrigeration agent in the compressor of rerigerator and heat pump:
Composition per-cent
Polyalphaolefin base oil 32.58
Methyl ester base oil 28.00
Fatty acid ester base oil 3.06
Bismuth carboxylate 27.00
Viscosity improver 4.00
(Paratone TM8232)
To this embodiment preferred, can add optional alternative composition, be Special Factory, use or consumer customized product.The epoxidation tri-glyceride that for example, can add 1-2%.Other think that the composition of usefulness is a sterilant, as ionic silver.
A specific embodiment of the present invention comprises the tracking dyestuff, follows the tracks of dyestuff as fluorescence, is added in the lubricant in the refrigeration agent of preparing the supply cooling apparatus.
The defined term air-conditioning of the present invention, rerigerator or heat pump are to want to cover the similar devices that includes refrigerant gas.
The embodiment that the present invention is first-class comprises a kind of lubricant compositions of lubrication gear box and the lubricant compositions of compressor.This fabulous composition is extensively considered the bismuth compound that comprises significant quantity, molybdenum compound and lubricating oil, as:
Composition per-cent
Lubricating oil 40-70
Bismuth compound 20-40
Molybdenum compound 1-20
In addition, the content that zn cpds can 1-2% is added in this composition.Antimony compounds can 1-10% content add to come in.This composition also can be added in the refrigerant gas, and can be accompanied by the adding tacking agent with detection of leaks.Can add sterilant as sanitas.After this on the one hand, argentiferous sterilant is preferred.The viscosity improver of numbering SAE32-68 is exercisable additive to this composition.
The particular preferred embodiment of conditioning agent-lubricant compositions comprises:
Composition per-cent
Bismuth compound 30
Molybdenum compound 6
Lubricating oil 64
In the molybdenum compound invention disclosed herein that people such as Rowan (4,889,647) exemplify is useful, and identical incorporated by reference for showing.
The amount of each composition is a kind of giving an example referred in this, can be understood rapidly by those skilled in the art and change sometimes.The significant quantity of this composition also can be determined by those skilled in the art.
Usually, the lubricant of any kind or lubricating oil are suitable for.Term lubricant and lubricating oil can be used alternatingly.
Obviously, can carry out many changes not departing under the basic marrow of the present invention.Therefore it will be understood by those skilled in the art that in the scope of accessory claim book,, also can implement the present invention except this paper is specifically described.

Claims (19)

1. a non-halogenated metal conditioning agent and extreme pressure lubricant additive that is used for the refrigerant gas of air-conditioning, rerigerator or heat pump, it comprises refrigerant gas with array mode, the lubricant of significant quantity and bismuth compound.
2. non-halogenated metal conditioning agent and the extreme pressure lubricant additive in the claim 1, lubricant wherein comprises the polyalphaolefin base oil.
3. non-halogenated metal conditioning agent and the extreme pressure lubricant additive in the claim 1, lubricant wherein is the polyalphaolefin base oil, the mixture of methyl ester base oil and fatty acid ester base oil.
4. non-halogenated metal conditioning agent and the extreme pressure lubricant additive in the claim 1, bismuth compound wherein is a bismuth carboxylate.
5. non-halogenated metal conditioning agent and the extreme pressure lubricant additive in the claim 4, bismuth carboxylate wherein is selected from the neodecanoic acid bismuth, 2 ethyl hexanoic acid bismuth, cycloalkyl acid bismuth and its mixture.
6. non-halogenated metal conditioning agent and the extreme pressure lubricant additive in the claim 1 wherein adds a kind of composition of following material: (a) bisdithiocarbamic salt and (b) the bismuth salt of carboxylic acid, dithiocarbamic acid and phosphorodithioic acid.
7. non-halogenated metal conditioning agent and the extreme pressure lubricant additive in the claim 1 wherein adds a kind of molybdenum compound as the anti-wear additive.
8. non-halogenated metal conditioning agent and the extreme pressure lubricant additive in the claim 1 wherein adds the tracking dyestuff and reveals with auxiliary detection.
9. a method that improves the refrigeration unit oilness comprises that the composition in the claim 1 is added to described refrigeration unit.
10. a non-halogenated metal conditioning agent and extreme pressure lubricant additive that is used for refrigerant gas, it contains the following material of significant quantity:
Lubricating oil,
Polarization extreme pressure additive bismuth carboxylate,
Viscosity improver,
Anti-wear additive molybdenum compound,
And/or with cooling unit in pressurized gas acid scavenger/stablizer together.
11. a non-halogenated metal conditioning agent and an extreme pressure lubricant additive that is used for refrigerant gas, it comprises:
Composition per-cent
Lubricating oil 64.00
Bismuth carboxylate 27.00
Viscosity improver 4.00
Molybdenum compound 5.00
12. the non-halogenated metal conditioning agent and the extreme pressure lubricant additive that are used for the compression mechanism cold air of claim 1 wherein contain following composition by weight:
Lubricating oil 40～70%
Bismuth carboxylate content is approximately 20～40%,
About 1～8% alkene mixture is used in the system as viscosity improver with the multipolymer of ethene and propylene,
Molybdenum compound can be about 0.1～8% be introduced,
Randomly, about 1～3% epoxidation tri-glyceride can be used in the system as acid scavenger and/or stablizer,
Randomly, other bismuth compounds can about 0.1～8% introducing.
13. the non-halogenated metal conditioning agent and the extreme pressure lubricant additive that are used for compressor gas of claim 1 wherein contain following composition by weight:
The polyalphaolefin base oil is approximately 28～38%,
The methyl ester base oil is approximately 24～33%,
The fatty acid ester base oil is approximately 2～5%,
Bismuth carboxylate content is approximately 23～32%,
About 3～5% alkene mixture is used in the system as viscosity improver with the multipolymer of ethene and propylene,
Molybdenum compound can be about 0.1～8% be introduced,
Randomly, about 1～3% epoxidation tri-glyceride can be used in the system as acid scavenger and/or stablizer.
14. a non-halogenated metal conditioning agent and an extreme pressure lubricant, it comprises the following material of significant quantity:
Bismuth compound.
Molybdenum compound and
Lubricating oil.
15. non-halogenated metal conditioning agent and extreme pressure lubricant in the claim 14 comprise:
Composition per-cent
Bismuth compound 20-40
Molybdenum compound 1-20
Lubricating oil 40-70
16. non-halogenated metal conditioning agent and extreme pressure lubricant in the claim 15 comprise:
Composition per-cent
Bismuth compound 30
Molybdenum compound 6
Lubricating oil 64
17. non-halogenated metal conditioning agent and extreme pressure lubricant in the claim 14 further comprise a kind of refrigerant gas.
18. in working method with refrigerant gas circulation instrument wherein, wherein lubricant is joined in the refrigerant gas so that anti-extreme pressure to be provided, resistance to wear and the anti-wear performance, this kind improvement comprises that the bismuth compound with significant quantity joins in the lubricant to replace the step as the halogen or the sulphur compound of polarization agent, therefore reduce corrosion and environmental problem basically, improve the efficient of instrument simultaneously, life-span and reliability.
19. in the described method of claim 18, wherein said improvement comprises that further the molybdenum compound with significant quantity joins the step of lubricant.
CNA028112326A 2001-06-04 2002-05-31 Non-halogenated metal conditioner and extreme pressure lubricant Pending CN1513051A (en)

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US6286323B1 (en) * 2000-05-02 2001-09-11 Antonio Pio Sgarbi Air conditioning and refrigeration system using a sulfonate containing calcium salt of dialkyl aromatic sulfonic acid and nonylated phenylamine derivatives in a polar compound

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US20040144952A1 (en) 2004-07-29
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EP1438365A1 (en) 2004-07-21
WO2002098797A1 (en) 2002-12-12
JP2004536905A (en) 2004-12-09
WO2002098797A8 (en) 2003-01-09

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