WO2014135549A1 - Lubricating composition - Google Patents
Lubricating composition Download PDFInfo
- Publication number
- WO2014135549A1 WO2014135549A1 PCT/EP2014/054189 EP2014054189W WO2014135549A1 WO 2014135549 A1 WO2014135549 A1 WO 2014135549A1 EP 2014054189 W EP2014054189 W EP 2014054189W WO 2014135549 A1 WO2014135549 A1 WO 2014135549A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lubricating composition
- base oil
- foam agent
- silicone
- present
- Prior art date
Links
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
- C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
- C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M145/10—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
- C10M145/12—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate monocarboxylic
- C10M145/14—Acrylate; Methacrylate
-
- 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
- C10M161/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound 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
- 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
-
- 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
- C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
- C10M171/004—Foam inhibited lubricant compositions
-
- 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
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/17—Fisher Tropsch reaction products
- C10M2205/173—Fisher Tropsch reaction products 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
-
- 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
- C10N2010/00—Metal present as such or in compounds
- C10N2010/04—Groups 2 or 12
-
- 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
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
- C10N2020/02—Viscosity; Viscosity index
-
- 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
- C10N2030/02—Pour-point; Viscosity index
-
- 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
- C10N2030/18—Anti-foaming 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
- C10N2030/74—Noack Volatility
-
- 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
- C10N2040/25—Internal-combustion engines
Definitions
- the present invention relates to a lubricating composition
- a lubricating composition comprising a base oil and one or more
- crankcase engine oils In practice various lubricating compositions for crankcase engines are known.
- a disadvantage of known crankcase engine oils is that, especially when they are based on conventional mineral Group III base oils, they may have undesirable fuel economy oil performance values, it being problematic to blend to lower SAE J300 viscosity grades.
- a further problem of known crankcase engine oils is that they may have undesirable properties for one or more of wear performance and NOACK volatility,
- WO2010020653 discloses the use of Fischer-Tropsch base oils in lubricating compositions.
- the composition of Example 1 of WO2010020653 shows a surprisingly low NOACK volatility when compared to the composition of Comparative Example 1 (using a Group III mineral base oil) .
- polyalphaolefin base oils are relatively expensive and therefore it would be desirable to find an alternative way of lowering the NOACK volatility of OW-30 and OW-40 formulations, particularly those formulations comprising Fischer-Tropsch derived base oils.
- the NOACK volatility can be lowered to desirable levels.
- a lubricating composition comprising:
- the lubricating composition has a kinematic viscosity at 100°C (according to ASTM D445) of 16.3 mm 2 /s or less, a low temperature cranking viscosity of at most
- a non-silicone anti-foam agent for reducing the NOACK volatility of a lubricating composition, in particular wherein the lubricating composition comprises a Fischer-Tropsch base oil.
- the lubricating composition has a desirably low cold-crank viscosity (i.e. dynamic viscosity according to
- ASTM D 5293 i.e. a cranking viscosity of at most 6600cP at -30°C (ASTM D5293) .
- the base oil used in the lubricating composition according to the present invention there are no particular limitations regarding the base oil used in the lubricating composition according to the present invention, and various conventional mineral oils, synthetic oils as well as naturally derived esters such as vegetable oils may be conveniently used, provided that the requirements in respect of the lubricant composition according to the present invention are met.
- the base oil used in the present invention may conveniently comprise mixtures of one or more mineral oils and/or one or more synthetic oils; thus, according to the present invention, the term "base oil” may refer to a mixture containing more than one base oil .
- Mineral oils include liquid petroleum oils and solvent-treated or acid-treated mineral lubricating oil of the paraffinic, naphthenic, or mixed paraffinic/naphthenic type which may be further refined by hydrofinishing processes and/or dewaxing .
- Suitable base oils for use in the lubricating oil composition of the present invention are Group III mineral base oils, Group IV poly-alpha olefins (PAOs), Group III Fischer-Tropsch derived base oils and mixtures thereof .
- Group III and “Group IV” base oils in the present invention are meant lubricating oil base oils according to the definitions of American Petroleum
- API API for category III and IV. These API categories are defined in API Publication 1509, 15th Edition, Appendix E, April 2002.
- Fischer-Tropsch derived base oils are known in the art.
- Fischer-Tropsch derived is meant that a base oil is, or is derived from, a synthesis product of a Fischer-Tropsch process.
- a Fischer-Tropsch derived base oil may also be referred to as a GTL (Gas-To-Liquids ) base oil.
- GTL Gas-To-Liquids
- Suitable Fischer-Tropsch derived base oils that may be conveniently used as the base oil in the lubricating composition of the present invention are those as for example disclosed in EP 0 776 959, EP 0 668 342, WO
- Synthetic oils include hydrocarbon oils such as olefin oligomers (including polyalphaolefin base oils; PAOs) , dibasic acid esters, polyol esters, polyalkylene glycols (PAGs) , alkyl naphthalenes and dewaxed waxy isomerates.
- hydrocarbon oils such as olefin oligomers (including polyalphaolefin base oils; PAOs) , dibasic acid esters, polyol esters, polyalkylene glycols (PAGs) , alkyl naphthalenes and dewaxed waxy isomerates.
- PAOs polyalphaolefin base oils
- PAGs polyalkylene glycols
- alkyl naphthalenes alkyl naphthalenes
- dewaxed waxy isomerates dewaxed waxy isomerates.
- PAOs Poly-alpha olefin base oils
- Suitable poly- alpha olefin base oils that may be used in the lubricating compositions of the present invention may be derived from linear C 2 to C 32 , preferably C 6 to Ci 6 , alpha olefins.
- Particularly preferred feedstocks for said poly-alpha olefins are 1-octene, 1-decene, 1-dodecene and 1- tetradecene .
- the base oil as used in the lubricating composition according to the present invention comprises a Fischer-Tropsch derived base oil.
- the base oil contains more than 50 wt.%, preferably more than 60 wt.%, more preferably more than 70 wt.%, even more preferably more than 80 wt.%. most preferably more than 90 wt . % Fischer-Tropsch derived base oil.
- not more than 5 wt.%, preferably not more than 2 wt.%, of the base oil is not a Fischer-Tropsch derived base oil.
- the lubricating composition is
- the lubricating composition is free of polyalphaolefin base oil.
- 100 wt% of the base oil is based on one or more Fischer-Tropsch derived base oils.
- the total amount of base oil incorporated in the lubricating composition of the present invention is preferably present in an amount in the range of from 60 to
- the base oil (or base oil blend) preferably has a kinematic viscosity at 100°C of at least 3.5 cSt (according to ASTM D445) , preferably at least 3.8 cSt and most preferably at least 4.1 cSt.
- the lubricating composition of the present invention further comprises a non-silicone anti-foam agent.
- anti-foam agent is a compound which is added into a lubricating composition at low levels (typically at a level of about lOppm to about 500ppm) to help dissipate surface air bubbles.
- the non-silicone anti-foam agent is selected from acrylate, polyacrylate, and
- polymethacrylate (PMA) polymers A preferred non- silicone anti-foam agent for use herein is a polyacrylate anti-foam agent.
- polyacrylate anti-foam agent includes alkyl polyacrylate anti-foam agents and acrylic copolymers.
- the non-silicone anti-foam agent is preferably present at a level of from lOppm to 500ppm, preferably from 30ppm to 200ppm, more preferably from lOOppm to 200ppm, by weight of the lubricating composition.
- PC1644 is an acrylic copolymer comprising ethylacrylate and 2-ethylhexylacrylate copolymer.
- Another commercially available alkyl polyacrylate anti-foam agent for use herein is PC2544 commercially available from Cytec.
- PC2544 is a modified acrylic copolymer.
- the lubricating composition according to the present invention meets certain specific requirements for the dynamic viscosity at -30°C, the kinematic viscosity at 100°C and the NOACK volatility.
- the dynamic viscosity at -30°C (according to ASTM D 5293) of the composition is at most 6600 cP .
- the dynamic viscosity at -35°C (according to ASTM D 5293) of the composition is at most 6200cP.
- 16.3 cSt preferably from 9.3 to 16.3 cSt, more preferably from 9.3 and 12.5 cSt .
- the high temperature, high shear viscosity ("HTHS" ; according to ASTM D 4683) of the lubricating composition is in the range of from 2.9 to 3.7 mPa.s, preferably in the range of from 2.9 to 3.5 mPa.s.
- the NOACK volatility (according to CEC-L- 40-93) of the composition is 11 wt% or below, preferably 10.5 wt% or below, even more preferably 10.0 wt . % or below.
- the NOACK volatility (according to CEC- L-40-93) is at least 8 wt . % .
- the lubricating composition according to the present invention further comprises one or more additives such as anti-oxidants, anti-wear additives, dispersants,
- detergents overbased detergents, extreme pressure additives, friction modifiers, viscosity index improvers, pour point depressants, metal passivators, corrosion inhibitors, demulsifiers , anti-foam agents, seal
- a preferred additive is a silicone-based anti-foam agent which can be present on its own or as part of a performance additive package.
- the silicone-based anti- foam agent is preferably present at a level of from 20 to 200ppm, by weight of the lubricating composition.
- a preferred silicone-based anti-foam agent is a polysiloxane .
- a silicone-based anti-foam agent is particularly useful herein in combination with a non- silicone anti-foam agent for providing a lubricating composition having reduced NOACK volatility.
- Anti-oxidants that may be conveniently used include phenyl-naphthylamines (such as "IRGANOX L-06" available from Ciba Specialty Chemicals) and diphenylamines (such as "IRGANOX L-57” available from Ciba Specialty
- Anti-wear additives that may be conveniently used include zinc-containing compounds such as zinc
- dithiophosphate compounds selected from zinc dialkyl-, diaryl- and/or alkylaryl- dithiophosphates , molybdenum- containing compounds, boron-containing compounds and ashless anti-wear additives such as substituted or unsubstituted thiophosphoric acids, and salts thereof.
- molybdenum-containing compounds may conveniently include molybdenum dithiocarbamates , trinuclear molybdenum compounds, for example as described in WO 98/26030, sulphides of molybdenum and molybdenum dithiophosphate .
- Boron-containing compounds that may be conveniently used include borate esters, borated fatty amines, borated epoxides, alkali metal (or mixed alkali metal or alkaline earth metal) borates and borated overbased metal salts.
- the dispersant used is preferably an ashless
- ashless dispersants are polybutylene succinimide polyamines and Mannich base type dispersants .
- the detergent used is preferably an overbased detergent or detergent mixture containing e.g. salicylate, sulphonate and/or phenate-type detergents.
- viscosity index improvers which may conveniently be used in the lubricating composition of the present invention include the styrene-butadiene stellate copolymers, styrene-isoprene stellate copolymers and the polymethacrylate copolymer and ethylene-propylene
- Dispersant-viscosity index improvers may be used in the lubricating composition of the present invention .
- the composition contains at least 0.1 wt . % of a pour point depressant.
- a pour point depressant alkylated naphthalene and phenolic polymers, polymethacrylates, maleate/fumarate copolymer esters may be conveniently used as effective pour point depressants.
- compounds such as alkenyl succinic acid or ester moieties thereof, benzotriazole-based compounds and thiodiazole-based compounds may be conveniently used in the lubricating composition of the present invention as corrosion inhibitors .
- seal fix or seal compatibility agents include, for example, commercially available aromatic esters.
- inventions may be conveniently prepared by admixing the one or more additives, including the non-silicone anti- foam agent, with the base oil(s) .
- the above-mentioned additives are typically present in an amount in the range of from 0.01 to 35.0 wt.%, based on the total weight of the lubricating composition, preferably in an amount in the range of from 0.05 to 25.0 wt.%, more preferably from 1.0 to 20.0 wt.%, based on the total weight of the lubricating composition.
- the composition contains from 10 wt.% to 15 wt.% of an additive package comprising a combination of additives including anti-oxidants, a zinc-based anti-wear additive, an ashless dispersant, an overbased detergent mixture, and a silicone-based anti-foaming agent.
- an additive package comprising a combination of additives including anti-oxidants, a zinc-based anti-wear additive, an ashless dispersant, an overbased detergent mixture, and a silicone-based anti-foaming agent.
- the composition meets the
- the present invention provides the use of a non-silicone anti-foam agent for reducing the NOACK volatility of lubricating composition, in particular wherein the lubricating composition comprises a Fischer-Tropsch derived base oil.
- the present invention provides a method of improving NOACK volatility properties, which method comprises lubricating the crankcase of an engine, in particular a passenger car motor engine, with a
- Table 1 indicates the properties for the base oils used.
- Table 2 indicates the composition and properties of the fully formulated engine oil formulations that were tested; the amounts of the components are given in wt.%, based on the total weight of the fully formulated
- Additive package 1 was Infineum P6660 commercially available from Infineum which contained a combination of additives including anti-oxidants, a zinc-based anti-wear additive, an ashless dispersant, an overbased detergent mixture, and a silicone-based anti-foaming agent.
- Additive package 2 contained a combination of a dispersant, anti-oxidant and a friction modifier.
- Examples 1 to 6 contained a non-silicone anti-foam agent.
- the non-silicone anti-foam agents were alkyl polyacrylate anti-foam agents with the tradenames PC1644 and PC2544 commercially available from Cytec.
- Comparative Examples 2 to 4 contained a silicone- containing anti-foam agent (Synative AC AMH-2
- a conventional viscosity modifier concentrate was used to adjust the viscosity and a conventional pour point depressant was used to adjust the pour point .
- Base oil 1 was a Fischer-Tropsch derived base oil (“GTL 4") having a kinematic viscosity at 100°C (ASTM D445) of approx. 4 cSt (mm 2 s _1 ) .
- Base oil 2 was a Fischer-Tropsch derived base oil
- GTL 4 and GTL 8 base oils may be conveniently manufactured by the process described in e.g. WO-A- 02/070631, the teaching of which is hereby incorporated by reference.
- compositions of Examples 1 to 6 and Comparative Example 1 to 4 were obtained by mixing the base oils with the additive package and the anti-foam agent, where present, using conventional lubricant blending procedures.
- Comparative Examples 1-4 and Examples 1-6 met the requirements of a OW-30 formulation, according to SAE J300.
- the lubricating compositions of the Examples and Comparative Examples were subjected to various test methods as indicated in Table 2 in order to determine their NOACK volatility, their dynamic viscosity at -35°C and their kinematic viscosity at 100°C. The results are shown in Table 2.
- An important advantage of the present invention is that OW-30 formulations meeting stringent NOACK volatility requirements (e.g. less than or equal to 10 wt.%) can be obtained without the need to use (relatively expensive) poly-alpha olefin (PAO) base oils.
- stringent NOACK volatility requirements e.g. less than or equal to 10 wt.%
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015560665A JP6339593B2 (en) | 2013-03-04 | 2014-03-04 | Lubricating composition |
US14/772,082 US20160024418A1 (en) | 2013-03-04 | 2014-03-04 | Lubricating composition |
EP14707798.6A EP2964738B1 (en) | 2013-03-04 | 2014-03-04 | Lubricating composition |
BR112015019732-9A BR112015019732B1 (en) | 2013-03-04 | 2014-03-04 | lubricating composition, and use of a silicone-free defoamer |
RU2015142072A RU2659031C2 (en) | 2013-03-04 | 2014-03-04 | Lubricant composition |
CN201480011710.2A CN105026534B (en) | 2013-03-04 | 2014-03-04 | lubricating composition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13157585 | 2013-03-04 | ||
EP13157585.4 | 2013-03-04 |
Publications (1)
Publication Number | Publication Date |
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WO2014135549A1 true WO2014135549A1 (en) | 2014-09-12 |
Family
ID=47790076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/054189 WO2014135549A1 (en) | 2013-03-04 | 2014-03-04 | Lubricating composition |
Country Status (7)
Country | Link |
---|---|
US (1) | US20160024418A1 (en) |
EP (1) | EP2964738B1 (en) |
JP (1) | JP6339593B2 (en) |
CN (1) | CN105026534B (en) |
BR (1) | BR112015019732B1 (en) |
RU (1) | RU2659031C2 (en) |
WO (1) | WO2014135549A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018057675A1 (en) * | 2016-09-21 | 2018-03-29 | The Lubrizol Corporation | Polyacrylate antifoam components with improved thermal stability |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6235864B2 (en) * | 2013-10-30 | 2017-11-22 | 出光興産株式会社 | Lubricating oil composition |
RU2019108584A (en) * | 2016-08-31 | 2020-10-01 | Эвоник Оперейшнс Гмбх | COMBED POLYMERS DESIGNED TO REDUCE LOSSES BY EVAPORATION OF ENGINE OIL COMPOSITIONS |
US20180305633A1 (en) * | 2017-04-19 | 2018-10-25 | Shell Oil Company | Lubricating compositions comprising a volatility reducing additive |
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US20060240998A1 (en) * | 2005-04-22 | 2006-10-26 | William Sullivan | Corrosion protection for lubricants |
US20090143261A1 (en) * | 2007-11-30 | 2009-06-04 | Chevron U.S.A. Inc. | Engine Oil Compositions with Improved Fuel Economy Performance |
US20090163391A1 (en) * | 2007-12-20 | 2009-06-25 | Chevron U.S.A. Inc. | Power Transmission Fluid Compositions and Preparation Thereof |
WO2010020653A2 (en) * | 2008-08-19 | 2010-02-25 | Shell Internationale Research Maatschappij B.V. | Lubricating composition |
WO2010149706A1 (en) * | 2009-06-24 | 2010-12-29 | Shell Internationale Research Maatschappij B.V. | Lubricating composition |
EP2457985A1 (en) * | 2010-11-29 | 2012-05-30 | Chevron Japan Ltd. | Lubricating oil composition for lubricating automotive engines |
US20120132166A1 (en) * | 2010-11-29 | 2012-05-31 | Chevron Japan Ltd. | Lubricating Oil Composition For Lubricating Automotive Engines |
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US5766513A (en) | 1996-09-10 | 1998-06-16 | Exxon Research And Engineering Company | Antifoaming agents for lubricating oils (law455) |
EP1029030B1 (en) * | 1997-10-21 | 2003-01-15 | Solutia Inc. | Foaming-resistant hydrocarbon oil compositions |
US20040121921A1 (en) * | 2002-12-20 | 2004-06-24 | Calcut Brent D. | Thermally stable antifoam agent and methods for use in functional fluids |
US20080053868A1 (en) * | 2005-06-22 | 2008-03-06 | Chevron U.S.A. Inc. | Engine oil compositions and preparation thereof |
US7700527B2 (en) | 2006-04-26 | 2010-04-20 | Cytec Surface Specialties | Foaming-resistant hydrocarbon oil compositions |
US20070293406A1 (en) * | 2006-06-16 | 2007-12-20 | Henly Timothy J | Power transmission fluid with enhanced friction characteristics |
US20080153725A1 (en) * | 2006-12-21 | 2008-06-26 | Salvatore Rea | Emulsifiable Marine Lower Unit Gear Oil |
US8703677B2 (en) * | 2007-12-21 | 2014-04-22 | Chevron Japan Ltd | Lubricating oil compositions for internal combustion engines |
US20140045736A1 (en) * | 2011-05-16 | 2014-02-13 | The Lubrizol Corporation | Lubricating Compositions For Turbine And Hydraulic Systems With Improved Antioxidancy |
US9593292B2 (en) * | 2013-03-13 | 2017-03-14 | The Lubrizol Corporation | Engine lubricants containing a polyether |
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2014
- 2014-03-04 WO PCT/EP2014/054189 patent/WO2014135549A1/en active Application Filing
- 2014-03-04 RU RU2015142072A patent/RU2659031C2/en active
- 2014-03-04 EP EP14707798.6A patent/EP2964738B1/en active Active
- 2014-03-04 JP JP2015560665A patent/JP6339593B2/en active Active
- 2014-03-04 US US14/772,082 patent/US20160024418A1/en not_active Abandoned
- 2014-03-04 CN CN201480011710.2A patent/CN105026534B/en active Active
- 2014-03-04 BR BR112015019732-9A patent/BR112015019732B1/en active IP Right Grant
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WO2018057675A1 (en) * | 2016-09-21 | 2018-03-29 | The Lubrizol Corporation | Polyacrylate antifoam components with improved thermal stability |
Also Published As
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JP6339593B2 (en) | 2018-06-06 |
EP2964738A1 (en) | 2016-01-13 |
RU2659031C2 (en) | 2018-06-27 |
EP2964738B1 (en) | 2016-12-21 |
US20160024418A1 (en) | 2016-01-28 |
RU2015142072A (en) | 2017-04-07 |
CN105026534B (en) | 2018-08-14 |
BR112015019732B1 (en) | 2021-06-08 |
BR112015019732A2 (en) | 2017-07-18 |
CN105026534A (en) | 2015-11-04 |
JP2016509116A (en) | 2016-03-24 |
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