JP5898691B2 - Lubricating composition - Google Patents
Lubricating composition Download PDFInfo
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- JP5898691B2 JP5898691B2 JP2013543796A JP2013543796A JP5898691B2 JP 5898691 B2 JP5898691 B2 JP 5898691B2 JP 2013543796 A JP2013543796 A JP 2013543796A JP 2013543796 A JP2013543796 A JP 2013543796A JP 5898691 B2 JP5898691 B2 JP 5898691B2
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- 239000000203 mixture Substances 0.000 title claims description 102
- 230000001050 lubricating effect Effects 0.000 title claims description 59
- 239000002199 base oil Substances 0.000 claims description 110
- 239000000654 additive Substances 0.000 claims description 14
- 239000010710 diesel engine oil Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 8
- 230000003749 cleanliness Effects 0.000 claims description 8
- 239000011593 sulfur Substances 0.000 claims description 8
- 229910052717 sulfur Inorganic materials 0.000 claims description 8
- 239000010705 motor oil Substances 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 description 13
- 229910052500 inorganic mineral Inorganic materials 0.000 description 7
- 239000011707 mineral Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 241000285023 Formosa Species 0.000 description 4
- DSSYKIVIOFKYAU-UHFFFAOYSA-N camphor Chemical compound C1CC2(C)C(=O)CC1C2(C)C DSSYKIVIOFKYAU-UHFFFAOYSA-N 0.000 description 4
- 229920013639 polyalphaolefin Polymers 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002480 mineral oil Substances 0.000 description 2
- NGHTXZCKLWZPGK-UHFFFAOYSA-N nefiracetam Chemical compound CC1=CC=CC(C)=C1NC(=O)CN1C(=O)CCC1 NGHTXZCKLWZPGK-UHFFFAOYSA-N 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920001515 polyalkylene glycol Polymers 0.000 description 2
- 239000004034 viscosity adjusting agent Substances 0.000 description 2
- 239000005069 Extreme pressure additive Substances 0.000 description 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000007866 anti-wear additive Substances 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013058 crude material Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000006078 metal deactivator Substances 0.000 description 1
- 239000010688 mineral lubricating oil Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- -1 polyol esters Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010723 turbine oil Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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
- C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
- C10M105/02—Well-defined hydrocarbons
- C10M105/04—Well-defined hydrocarbons aliphatic
-
- 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
- C10M111/00—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential
- C10M111/02—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential at least one of them being a non-macromolecular organic compound
-
- 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
- C10M2203/106—Naphthenic fractions
- C10M2203/1065—Naphthenic fractions used as base material
-
- 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
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
- C10N2020/065—Saturated Compounds
-
- 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
- C10N2030/04—Detergent property or dispersant property
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/40—Low content or no content compositions
- C10N2030/43—Sulfur free or low sulfur content compositions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/52—Base number [TBN]
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
- C10N2040/252—Diesel engines
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Lubricants (AREA)
Description
本発明は、潤滑組成物、特に大型ディーゼルエンジンオイル及び乗用車モーターオイルとして有用で、向上した洗浄特性を有する潤滑組成物に関する。 The present invention relates to lubricating compositions, particularly those useful as large diesel engine oils and passenger car motor oils, and having improved cleaning properties.
下記においては大型ディーゼルエンジンオイル又は乗用車モーターオイルとしての特定の用途のための潤滑組成物に関して本発明を説明するが、本発明はいかなるようにもかかるオイルに限定されないことを留意すべきである。本発明は、液圧流体及びタービンオイルのような他の用途の潤滑組成物に等しく適用することができる。通常の精製APIグループII基油を用いて配合した大型ディーゼルエンジンオイルは、当該技術において公知である。予期しなかったことに、かかる配合物は、しばしば高い温度における不十分な洗浄性能の問題を有する。したがって、向上した高温洗浄性能を有し、それにより向上したエンジン清浄性を与える、特に大型ディーゼルエンジンオイル又は乗用車モーターオイルとして用いるための潤滑組成物を調製することが望ましいであろう。 In the following, the present invention will be described with reference to lubricating compositions for specific applications as heavy duty diesel engine oil or passenger car motor oil, but it should be noted that the present invention is in no way limited to such oil. The present invention is equally applicable to other uses of lubricating compositions such as hydraulic fluids and turbine oils. Large diesel engine oils formulated using conventional refined API Group II base oils are known in the art. Unexpectedly, such formulations often have poor cleaning performance problems at high temperatures. Accordingly, it would be desirable to prepare a lubricating composition, particularly for use as a large diesel engine oil or passenger car motor oil, that has improved high temperature cleaning performance, thereby providing improved engine cleanliness.
本発明によれば、基油ブレンド及び1種類以上の添加剤を含み、基油ブレンドが、
・IP368によって測定して92%より大きい飽和物質含量を有し、10ppm未満の硫黄を含む留出物ナフテン系基油:及び
・フィッシャー・トロプシュ誘導基油;
を含む潤滑組成物が提供される。
According to the present invention, the base oil blend includes a base oil blend and one or more additives,
A distillate naphthenic base oil having a saturates content greater than 92% as measured by IP368 and containing less than 10 ppm sulfur: and Fischer-Tropsch derived base oil;
A lubricating composition is provided.
驚くべきことに、本発明の潤滑組成物は向上した高温洗浄性能を与えることが分かった。
本発明の他の形態によれば、大型ディーゼルエンジンオイル又は乗用車モーターオイルとしての本明細書に記載する潤滑組成物の使用が提供される。
Surprisingly, it has been found that the lubricating composition of the present invention provides improved high temperature cleaning performance.
According to another aspect of the present invention, there is provided the use of the lubricating composition described herein as a heavy duty diesel engine oil or a passenger car motor oil.
本発明の更なる形態によれば、特に高温における向上した洗浄性能を与えるための本明細書に記載する潤滑組成物の使用の使用が提供される。
本発明の更なる形態によれば、向上したエンジン清浄性を与えるための本明細書に記載する潤滑組成物の使用が提供される。
According to a further aspect of the invention, there is provided the use of the lubricating composition described herein to provide improved cleaning performance, particularly at elevated temperatures.
According to a further aspect of the present invention, there is provided the use of the lubricating composition described herein for providing improved engine cleanliness.
本発明の潤滑組成物の第1の必須成分は基油ブレンドである。基油ブレンドは、留出物ナフテン系基油及びフィッシャー・トロプシュ誘導基油を含む。
基油ブレンドにおいて用いるためのナフテン系基油は、IP368によって測定して92重量%より大きく、好ましくは95重量%より大きく、より好ましくは98重量%より大きい飽和物質含量を有する留出物ナフテン系基油である。更に、本発明において用いるためのナフテン系基油は、10ppm未満の硫黄、好ましくは5ppm未満の硫黄を含む。
The first essential component of the lubricating composition of the present invention is a base oil blend. The base oil blend includes a distillate naphthenic base oil and a Fischer-Tropsch derived base oil.
Naphthenic base oils for use in base oil blends are distillate naphthenic systems having a saturate content as measured by IP368 of greater than 92% by weight, preferably greater than 95% by weight, more preferably greater than 98% by weight. Base oil. Furthermore, naphthenic base oils for use in the present invention contain less than 10 ppm sulfur, preferably less than 5 ppm sulfur.
本明細書において用いる「留出物基油」という用語は、高真空蒸留分離処理工程(それによって、改質工程(抽出又は水素化処理)の前後の留出物フラクションの初留点及び終点を規定することにより粘度グレードが決定される)にかけた基油を意味する。 As used herein, the term “distillate base oil” refers to the initial boiling point and end point of the distillate fraction before and after the high vacuum distillation separation process step (and thereby the reforming step (extraction or hydrotreating). It means a base oil that has been subjected to (by which the viscosity grade is determined).
基油ブレンドにおいて用いる留出物ナフテン系基油は、好ましくは潤滑組成物の重量を基準として5重量%〜50重量%のレベル、より好ましくは10重量%〜30重量%のレベルで存在する。 The distillate naphthenic base oil used in the base oil blend is preferably present at a level of 5 wt% to 50 wt%, more preferably at a level of 10 wt% to 30 wt%, based on the weight of the lubricating composition.
ナフテン系基油は、ナフテン系鉱物系粗供給材料から出発する精製プロセスによって得られるナフテン系真空留出物からの留出物基油であり(通常、0.5mg KOH/gより大きいTAN(全酸価:ASTM−D664)を有する鉱物系粗供給材料はナフテン系(高TAN)であり、0.5mg KOH/gより低いもの(低TAN)はパラフィン系である)、ナフテン系基油の製造においては(脱ロウ工程が必要であるパラフィン系基油の製造とは対照的に)脱ロウ工程は通常は行わない。場合により、高TAN粗材料が多少の微量残留ワックスを有する場合には、脱ロウ工程を適用することができる。 A naphthenic base oil is a distillate base oil from a naphthenic vacuum distillate obtained by a refining process starting from a naphthenic mineral raw feed (usually a TAN greater than 0.5 mg KOH / g (total Mineral raw material with acid value: ASTM-D664) is naphthenic (high TAN), lower than 0.5 mg KOH / g (low TAN) is paraffinic), production of naphthenic base oil In general, the dewaxing step is not carried out (in contrast to the production of paraffinic base oil, which requires a dewaxing step). In some cases, a dewaxing step can be applied if the high TAN crude material has some trace residual wax.
好ましくは、基油ブレンドにおいて用いる留出物ナフテン系基油は、350℃より高く、好ましくは370℃より高く、より好ましくは500℃より高い初留点(ASTM−D2887による真沸点)を有する。また、留出物ナフテン系基油は、好ましくは、2重量%より低い(パラフィン系基油に関しては、これは通常は2重量%より高い)芳香族原子含量CA(ASTM−D3238による)を有する。 Preferably, the distillate naphthenic base oil used in the base oil blend has an initial boiling point (true boiling point according to ASTM-D2887) higher than 350 ° C, preferably higher than 370 ° C, more preferably higher than 500 ° C. Also, the distillate naphthenic base oil preferably has an aromatic atom content C A (according to ASTM-D3238) lower than 2% by weight (for paraffinic base oils this is usually higher than 2% by weight). Have.
好ましくは、基油ブレンドにおいて用いる留出物ナフテン系基油は、−10℃より低く、好ましくは−15℃より低い流動点(ASTM−D5950による)を有する。
更に、基油ブレンドにおいて用いる留出物ナフテン系基油は、90より低く、好ましくは70より低く、より好ましくは40より低く、更により好ましくは10より低い粘度指数(ASTM−D2270による)を有する。
Preferably, the distillate naphthenic base oil used in the base oil blend has a pour point (according to ASTM-D 5950) below -10 ° C, preferably below -15 ° C.
Furthermore, the distillate naphthenic base oil used in the base oil blend has a viscosity index (according to ASTM-D2270) of less than 90, preferably less than 70, more preferably less than 40, and even more preferably less than 10. .
基油ブレンドにおいて用いるのに好適な留出物ナフテン系基油の商業的に入手できる源としては、PetroChina(Karamay)から例えば「KN4006」、[KN4008」、「KN4010」、「KN4012」、「KN4016」、及び「KN6025」(「Kシリーズ」のナフテン系基油として知られる)の商品名で商業的に入手できるものが挙げられる。 Commercially available sources of distillate naphthenic base oils suitable for use in base oil blends include, for example, “KN4006”, “KN4008”, “KN4010”, “KN4012”, “KN4016” from PetroChina (Karamay). , And “KN6025” (known as “K Series” naphthenic base oils).
本発明による組成物中の基油ブレンドにおいて用いるフィッシャー・トロプシュ誘導基油に関しては特に制限はない。好ましくは、基油ブレンドにおいて用いるフィッシャー・トロプシュ誘導基油は、フィッシャー・トロプシュ誘導留出物基油である。 There is no particular limitation on the Fischer-Tropsch derived base oil used in the base oil blend in the composition according to the present invention. Preferably, the Fischer-Tropsch derived base oil used in the base oil blend is a Fischer-Tropsch derived distillate base oil.
フィッシャー・トロプシュ誘導基油は当該技術において公知である。「フィッシャー・トロプシュ誘導」という用語は、基油がフィッシャー・トロプシュプロセスの合成生成物であるか又はこれから誘導されることを意味する。フィッシャー・トロプシュ誘導基油はまた、GTL(ガス・トゥー・リキッド)基油と呼ぶこともできる。本発明の機能性流体組成物中の基油として好都合に用いることができる好適なフィッシャー・トロプシュ誘導基油は、例えばEP 0776959、EP 0668342、WO 97/21788、WO 00/15736、WO 00/14188、WO 00/14187、WO 00/14183、WO 00/14179、WO 00/08115、WO 99/41332、EP 1029029、WO 01/18156、及びWO 01/57166に開示されているものである。 Fischer-Tropsch derived base oils are known in the art. The term “Fischer-Tropsch derived” means that the base oil is or is derived from a synthetic product of the Fischer-Tropsch process. A Fischer-Tropsch derived base oil can also be referred to as a GTL (Gas to Liquid) base oil. Suitable Fischer-Tropsch derived base oils that can be conveniently used as a base oil in the functional fluid composition of the present invention are, for example, EP 0769959, EP 0668342, WO 97/21788, WO 00/15736, WO 00/14188. , WO 00/14187, WO 00/14183, WO 00/14179, WO 00/08115, WO 99/41332, EP 1029029, WO 01/18156, and WO 01/57166.
基油ブレンドにおいて用いるためのフィッシャー・トロプシュ誘導基油は、好ましくは、潤滑組成物の重量基準で10重量%〜70重量%、より好ましくは20重量%〜70重量%、更により好ましくは30重量%〜65重量%のレベルで存在する。 The Fischer-Tropsch derived base oil for use in the base oil blend is preferably 10 wt% to 70 wt%, more preferably 20 wt% to 70 wt%, even more preferably 30 wt%, based on the weight of the lubricating composition. Present at a level of from% to 65% by weight.
通常は、本発明において用いるフィッシャー・トロプシュ誘導基油は、2.0mm2/秒〜35.0mm2/秒の範囲、好ましくは2mm2/秒〜25.0mm2/秒の範囲、より好ましくは2.5mm2/秒〜14mm2/秒の範囲の100℃における動粘度(ASTM−D445)を有する。本発明の一形態によれば、フィッシャー・トロプシュ誘導基油は、好ましくは、少なくとも3.0mm2/秒、好ましくは少なくとも4.0mm2/秒の100℃における動粘度(ASTM−D445による)を有する。本発明の他の形態によれば、フィッシャー・トロプシュ誘導基油は、好ましくは、少なくとも7.0mm2/秒の100℃における動粘度を有する。フィッシャー・トロプシュ基油が2種類以上の基油のブレンドを含む場合には、この動粘度に対する基油の総計の寄与が示されているようなもの(ASTM−D445にしたがって2.0〜35.0mm2/秒、好ましくは2.0〜25.0mm2/秒等)であることが好ましい。 Typically, Fischer-Tropsch derived base oil used in the present invention, 2.0 mm 2 / sec ~35.0mm 2 / s, preferably in the range 2 mm 2 / sec ~25.0mm 2 / sec, more preferably in the range of having a kinematic viscosity (ASTM-D445) at 100 ° C. in the range of 2.5 mm 2 / sec ~14mm 2 / sec. According to one aspect of the invention, the Fischer-Tropsch derived base oil preferably has a kinematic viscosity (according to ASTM-D445) at 100 ° C. of at least 3.0 mm 2 / sec, preferably at least 4.0 mm 2 / sec. Have. According to another aspect of the invention, the Fischer-Tropsch derived base oil preferably has a kinematic viscosity at 100 ° C. of at least 7.0 mm 2 / sec. Where the Fischer-Tropsch base oil includes a blend of two or more base oils, such as the total contribution of the base oil to this kinematic viscosity is shown (2.0-35. According to ASTM-D445). 0 mm 2 / sec, it is preferable preferably is 2.0~25.0mm 2 / sec, etc.).
本発明の好ましい態様においては、基油ブレンドにおける留出物ナフテン系基油のフィッシャー・トロプシュ誘導基油に対する重量比は、好ましくは、10:90〜50:50の範囲、より好ましくは10:90〜40:60の範囲、特に10:90〜30:70の範囲である。 In a preferred embodiment of the invention, the weight ratio of distillate naphthenic base oil to Fischer-Tropsch derived base oil in the base oil blend is preferably in the range of 10:90 to 50:50, more preferably 10:90. It is in the range of ˜40: 60, in particular in the range of 10:90 to 30:70.
基油ブレンド(IP368によって測定して92重量%より大きい飽和物質含量及び10ppm未満の硫黄を有する留出物ナフテン系基油、及びフィッシャー・トロプシュ基油を含む)は、−24℃未満、好ましくは−30℃未満の流動点(ASTM−D5950による)を有することが好ましい。また、基油ブレンド(IP368によって測定して92重量%より大きい飽和物質含量及び10ppm未満の硫黄を有する留出物ナフテン系基油、及びフィッシャー・トロプシュ基油を含む)は、95より大きく、好ましくは100より大きい粘度指数(ASTM−D2270による)を有することも好ましい。更に、基油ブレンド(IP368によって測定して92重量%より大きい飽和物質含量及び10ppm未満の硫黄を有する留出物ナフテン系基油、及びフィッシャー・トロプシュ基油を含む)は、2.5mm2/秒〜35mm2/秒の範囲、より好ましくは2.5mm2/秒〜25mm2/秒の範囲、更により好ましくは3.5mm2/秒〜13mm2/秒の範囲の100℃における動粘度を有することが好ましい。 Base oil blends (including distillate naphthenic base oils having a saturate content greater than 92% by weight and less than 10 ppm sulfur as measured by IP368) and Fischer-Tropsch base oils are less than −24 ° C., preferably Preferably it has a pour point (according to ASTM-D 5950) of less than -30 ° C. Also, base oil blends (including distillate naphthenic base oils having a saturate content greater than 92% by weight and less than 10 ppm sulfur as measured by IP368) and Fischer-Tropsch base oils are greater than 95, preferably It is also preferred to have a viscosity index greater than 100 (according to ASTM-D2270). In addition, base oil blends (including distillate naphthenic base oils having a saturate content greater than 92% by weight and less than 10 ppm sulfur as measured by IP368) and Fischer-Tropsch base oils are 2.5 mm 2 / sec ~35mm 2 / sec, more preferably in the range of 2.5 mm 2 / s 25 mm 2 / s range, the kinematic viscosity at even more preferably 100 ° C. in the range of 3.5 mm 2 / sec ~13mm 2 / sec It is preferable to have.
本発明による潤滑組成物には、上記に記載の基油ブレンドに加えて、1種類以上の他の鉱油及び/又は1種類以上の合成油の混合物を更に含ませることができる。鉱油としては、パラフィン系、ナフテン系、又はパラフィン/ナフテン混合タイプの液体石油系オイル及び溶媒処理又は酸処理鉱物系潤滑油が挙げられ、これらは、水素化精製プロセス及び/又は脱ロウによって更に精製することができる。 In addition to the base oil blends described above, the lubricating composition according to the present invention can further include a mixture of one or more other mineral oils and / or one or more synthetic oils. Mineral oils include liquid petroleum oils of paraffinic, naphthenic, or mixed paraffin / naphthene types and solvent or acid treated mineral lubricating oils, which are further refined by hydrorefining processes and / or dewaxing. can do.
本発明の潤滑油組成物において用いるのに好適な更なる基油は、グループI〜III鉱物系基油、グループIVポリα−オレフィン(PAO)、及びこれらの混合物である。
本発明において「グループI」、「グループII」、「グループIII」、及び「グループIV」基油とは、カテゴリーI、II、III、及びIVに関する米国石油協会(API)の定義による潤滑油基油を意味する。これらのAPIカテゴリーは、API Publication 1509, 15版,付表E, 2002年4月において定義されている。
Additional base oils suitable for use in the lubricating oil compositions of the present invention are Group I-III mineral base oils, Group IV polyalphaolefins (PAO), and mixtures thereof.
In the present invention, “Group I,” “Group II,” “Group III,” and “Group IV” base oils are lubricant bases as defined by the American Petroleum Institute (API) for categories I, II, III, and IV. Means oil. These API categories are defined in API Publication 1509, 15th edition, Appendix E, April 2002.
合成油としては、オレフィンオリゴマー(ポリα−オレフィン基油:PAOを含む)、二塩基酸エステル、ポリオールエステル、ポリアルキレングリコール(PAG)、アルキルナフタレン、及び脱ロウしたワックス状のイソメレート(dewaxed waxy isomerate)のような炭化水素油が挙げられる。Shell Groupによって「Shell XHVI」(登録商標)の名称で販売されている合成炭化水素基油を好都合に用いることができる。 Synthetic oils include olefin oligomers (including poly α-olefin base oils: PAO), dibasic acid esters, polyol esters, polyalkylene glycol (PAG), alkylnaphthalene, and dewaxed waxy isomerate (dewaxed waxy hydrocarbon oils such as isomerate). A synthetic hydrocarbon base oil sold under the name “Shell XHVI” (registered trademark) by the Shell Group can be used advantageously.
好ましくは、潤滑組成物は、組成物の全重量を基準として1重量%〜20重量%、好ましくは2重量%〜15重量%のナフテン系ブライトストック基油を含む。好適なナフテン系ブライトストック基油は、約31cStの100℃における動粘度(ASTM−D445)を有するPetroChinaからHVI H150 BSMの商品名で商業的に入手できるものである。 Preferably, the lubricating composition comprises 1 wt% to 20 wt%, preferably 2 wt% to 15 wt% naphthenic bright stock base oil, based on the total weight of the composition. A suitable naphthenic bright stock base oil is commercially available under the trade name HVI H150 BSM from PetroChina which has a kinematic viscosity at 100 ° C. (ASTM-D445) of about 31 cSt.
本発明の潤滑組成物中に含ませる基油(即ち、IP368によって測定して92%より大きい飽和物質含量を有し、10ppm未満の硫黄を含む留出物ナフテン系基油、及びフィッシャー・トロプシュ誘導基油を含む基油ブレンド、並びに基油ブレンドに加えて任意の基油を含むもの)の全量は、潤滑組成物の全重量を基準として、好ましくは50〜99.9重量%の範囲、より好ましくは70〜98重量%の範囲、最も好ましくは80〜96重量%の範囲である。 Base oils to be included in the lubricating compositions of the present invention (ie, distillate naphthenic base oils having a saturated content greater than 92% as measured by IP368 and containing less than 10 ppm sulfur, and Fischer-Tropsch induction Base oil blends including base oils, as well as those containing any base oil in addition to the base oil blend), preferably in the range of 50 to 99.9% by weight, based on the total weight of the lubricating composition, and more Preferably it is in the range of 70 to 98% by weight, most preferably in the range of 80 to 96% by weight.
本発明による潤滑組成物は、好ましくは、95より大きく、より好ましくは100より大きい粘度指数(ASTM−D2270による)を有する。
更に、組成物は、8より大きくて75mg KOH/gより小さい、好ましくは10〜70mg KOH/gの全塩基価(TBN)の値(ASTM−D4739による)を有する。
The lubricating composition according to the present invention preferably has a viscosity index (according to ASTM-D2270) greater than 95, more preferably greater than 100.
Further, the composition has a total base number (TBN) value (according to ASTM-D4739) of greater than 8 and less than 75 mg KOH / g, preferably 10-70 mg KOH / g.
本発明による潤滑組成物には、酸化防止剤、耐摩耗添加剤、(好ましくは無灰の)分散剤、洗浄剤、極圧添加剤、摩擦調整剤、金属失活剤、腐食抑制剤、解乳化剤、消泡剤、シール適合剤、及び添加剤希釈剤基油等のような1種類以上の添加剤を更に含ませることができる。 Lubricating compositions according to the present invention include antioxidants, antiwear additives, (preferably ashless) dispersants, cleaning agents, extreme pressure additives, friction modifiers, metal deactivators, corrosion inhibitors, solutions. One or more additives such as emulsifiers, antifoams, seal compatibilizers, additive diluent base oils and the like may further be included.
当業者であれば上記及び他の添加剤に詳しいので、本明細書においては更に詳細には議論しない。かかる添加剤の具体例は、例えばKirk-Othmer Encyclopedia of Chemical Technology, 3版, vol.14, p.477-526に記載されている。 Those skilled in the art are familiar with these and other additives and will not be discussed in further detail herein. Specific examples of such additives are described in, for example, Kirk-Othmer Encyclopedia of Chemical Technology, 3rd edition, vol. 14, p. 477-526.
本発明の潤滑組成物は、1種類以上の添加剤を1種類又は複数の基油と混合することによって好都合に製造することができる。
上述の添加剤は、通常は潤滑組成物の全重量を基準として0.01〜35.0重量%の範囲の量、好ましくは潤滑組成物の全重量を基準として0.05〜25.0重量%、より好ましくは1.0〜20.0重量%の範囲の量で存在させる。
The lubricating composition of the present invention can be conveniently prepared by mixing one or more additives with one or more base oils.
The above-mentioned additives are usually in an amount ranging from 0.01 to 35.0% by weight based on the total weight of the lubricating composition, preferably 0.05 to 25.0% based on the total weight of the lubricating composition. %, More preferably in an amount ranging from 1.0 to 20.0% by weight.
好ましくは、本発明による潤滑組成物は、大型ディーゼルエンジンオイル又は乗用車モーターオイルである。
本発明の一態様においては、本発明における潤滑組成物は、SAE−J−300にしたがってSAE−15W−XXグレード(ここでXXは20、30、40、及び50から選択される)の潤滑組成物である。本発明における好ましい態様においては、潤滑組成物は、SAE−J−300にしたがってSAE−15W−40グレードの潤滑組成物である。
Preferably, the lubricating composition according to the present invention is a heavy duty diesel engine oil or a passenger car motor oil.
In one aspect of the present invention, the lubricating composition of the present invention is a lubricating composition of SAE-15W-XX grade (where XX is selected from 20, 30, 40, and 50) according to SAE-J-300. It is a thing. In a preferred embodiment of the present invention, the lubricating composition is a SAE-15W-40 grade lubricating composition according to SAE-J-300.
本発明の他の態様においては、潤滑組成物は、SAE−J−300にしたがってSAE−10W−YYグレード(ここでYYは30及び40から選択される)の潤滑組成物である。 In another aspect of the invention, the lubricating composition is a SAE-10W-YY grade lubricating composition (where YY is selected from 30 and 40) according to SAE-J-300.
本発明の潤滑組成物は、向上した洗浄性及びエンジン清浄特性を有する。特に、本発明の潤滑組成物は、好ましくは、280℃において行うコマツホットチューブ試験(日本工業規格(JIS)−JIS法JPI−5S−55−99)において7メリットより大きい値を示す。 The lubricating composition of the present invention has improved detergency and engine cleaning properties. In particular, the lubricating composition of the present invention preferably exhibits a value greater than 7 merits in the Komatsu hot tube test (Japanese Industrial Standard (JIS) -JIS method JPI-5S-55-99) conducted at 280 ° C.
他の形態においては、本発明は、特にコマツホットチューブ試験(日本工業規格(JIS)−JIS法JPI−5S−55−99)にしたがう洗浄特性を向上させるための、本発明による潤滑組成物の使用を提供する。 In another aspect, the present invention provides a lubricating composition according to the present invention, particularly for improving cleaning properties in accordance with the Komatsu Hot Tube Test (Japanese Industrial Standard (JIS) -JIS Method JPI-5S-55-99). Provide use.
以下において、本発明を下記の実施例を参照して説明するが、これらはいかなるようにも本発明の範囲を限定することは意図しない。
実施例:
SAE−15W−40大型ディーゼルエンジンオイル(HDDEO)(2009年1月に改訂された所謂SAE−J300仕様(SAEは、自動車技師協会を表す)を満足する)として用いるための種々の潤滑組成物を配合した。
In the following, the present invention will be described with reference to the following examples, which are not intended to limit the scope of the invention in any way.
Example:
Various lubricating compositions for use as SAE-15W-40 heavy duty diesel engine oil (HDDEO) (satisfying the so-called SAE-J300 specification revised in January 2009 (SAE stands for Automobile Engineers Association)) Blended.
表1に用いた基油に関する特性を示す。表2に、試験した完全配合大型ディーゼルエンジンオイルの組成及び特性を示す。成分の量は組成物の全重量を基準とする重量%で与える。 Table 1 shows the characteristics of the base oil used. Table 2 shows the composition and properties of the fully formulated large diesel engine oils tested. The amount of ingredients is given in weight percent based on the total weight of the composition.
全ての試験した大型ディーゼルエンジンオイルは、粘度調整剤及び流動点降下剤に加えて、基油ブレンド及び添加剤パッケージ(添加剤パッケージは全ての試験した組成物において同一であった)の組み合わせを含んでいた。 All tested heavy diesel engine oils contain a combination of base oil blend and additive package (additive package was the same in all tested compositions) in addition to viscosity modifier and pour point depressant. It was out.
「添加剤パッケージ」は、大型ディーゼルエンジンオイル用の特別性能パッケージであり、過塩基性洗浄剤、無灰分散剤、亜鉛耐摩耗剤、酸化防止剤、及び消泡剤を含む性能添加剤の組合せを含んでいた。 “Additive Package” is a special performance package for heavy duty diesel engine oils that includes a combination of performance additives including overbased detergents, ashless dispersants, zinc antiwear agents, antioxidants, and antifoam agents. Included.
「基油1」は、PetroChina(Karamay,中国)から「KN4010」の商品名で商業的に入手できるナフテン系基油であった。
「基油2」は、約4cSt(1cStは1mm2/秒に相当する)の100℃における動粘度(ASTM−D445)を有するフィッシャー・トロプシュ誘導基油(GTL4)であった。GTL4は、例えばWO 02/070631(その教示事項は参照として本明細書中に援用する)に記載されている方法によるか又はこれと同様にして好都合に製造することができる。
“Base oil 1” was a naphthenic base oil commercially available from PetroChina (Karamay, China) under the trade name “KN4010”.
“Base oil 2” was a Fischer-Tropsch derived base oil (GTL4) having a kinematic viscosity at 100 ° C. (ASTM-D445) of about 4 cSt (1 cSt corresponds to 1 mm 2 / sec). GTL4 can be conveniently prepared by or in a manner similar to that described, for example, in WO 02/070631, the teachings of which are incorporated herein by reference.
「基油3」は、約31cStの100℃における動粘度(ASTM−D445)を有するHVI H150 BSMと名付けられたPetroChinaナフテン系ブライトストックであった。
「基油4」は、約8cStの100℃における動粘度(ASTM−D445)を有するGTL8cSt基油であった。
“Base oil 3” was a PetroChina naphthenic bright stock named HVI H150 BSM having a kinematic viscosity at 100 ° C. (ASTM-D445) of about 31 cSt.
“Base oil 4” was a GTL8 cSt base oil having a kinematic viscosity at 100 ° C. (ASTM-D445) of about 8 cSt.
「基油5」は、Motiva Enterprises LLC, TX,米国によってMotiva Star 6の商品名で販売されている鉱物由来の商業的に入手できるAPIグループII基油であった。
「基油6」は、Formosa Plastic Group, Mailiao,台湾によってFormosa 500Nの商品名で販売されている鉱物由来の商業的に入手できるAPIグループII基油であった。
“Base oil 5” was a mineral-derived commercially available API Group II base oil sold under the trade name Motiva Star 6 by Motiva Enterprises LLC, TX, USA.
“Base oil 6” was a mineral-derived commercially available API Group II base oil sold under the trade name Formosa 500N by Formosa Plastic Group, Mailiao, Taiwan.
「基油7」は、Formosa Plastic Group, Mailiao,台湾によってFormosa 150Nの商品名で販売されている鉱物由来の商業的に入手できるAPIグループII基油であった。
通常の潤滑剤ブレンド手順を用いて基油を添加剤パッケージと混合することによって、実施例1及び2並びに比較例1及び2の組成物を得た。
“Base oil 7” was a mineral-derived commercially available API Group II base oil sold under the trade name Formosa 150N by Formosa Plastic Group, Mailiao, Taiwan.
The compositions of Examples 1 and 2 and Comparative Examples 1 and 2 were obtained by mixing the base oil with the additive package using normal lubricant blending procedures.
洗浄性能:
本発明による組成物の洗浄特性を示すために、工業規格コマツホットチューブ試験(280及び290℃)(日本工業規格(JIS)−JIS法JPI−5S−55−99)にしたがって洗浄性の測定を行った。測定された値(メリット)を下表3に示す。280℃において行った試験に関しては、合格は7メリットより大きい値であるとみなし、一方、不合格は7メリット以下の値であるとみなした。290℃において行った試験に関しては、合格は6メリットより大きい値であるとみなし、一方、不合格は6メリット以下の値であるとみなした。それぞれの実施例に関して、それぞれの温度において2つのメリット測定値をとった(下表3において「メリット1」及び「メリット2」として示す)。
Cleaning performance:
In order to show the cleaning properties of the composition according to the present invention, the cleaning properties are measured according to the industry standard Komatsu hot tube test (280 and 290 ° C.) (Japan Industrial Standard (JIS) -JIS method JPI-5S-55-99). went. The measured values (merits) are shown in Table 3 below. For tests performed at 280 ° C., the pass was considered to be a value greater than 7 merit, while the reject was considered to be a value less than 7 merit. For tests conducted at 290 ° C., the pass was considered to be a value greater than 6 merits, while the failure was considered to be a value less than 6 merits. For each example, two merit measurements were taken at each temperature (shown as “Merit 1” and “Merit 2” in Table 3 below).
更に、これも工業規格コマツホットチューブ試験(日本工業規格(JIS)−JIS法JPI−5S−55−99)にしたがって、それぞれの実施例に関して堆積物の量も測定した。それぞれの実施例において測定された堆積物の量を下表3に示す。 Further, the amount of deposits was also measured for each of the examples in accordance with the industrial standard Komatsu hot tube test (Japanese Industrial Standard (JIS) -JIS method JPI-5S-55-99). The amount of deposit measured in each example is shown in Table 3 below.
議論:
表3から分かるように、驚くべきことに、本発明によるHDDEO組成物(実施例1及び2)は、通常の鉱物系APIグループII基油(比較例1〜2;実施例1及び2の配合物と同じ添加剤、粘度調整剤、及び流動点降下剤を同じ量で含んでいた)をベースとするHDDEO組成物と比べて向上したコマツホットチューブ試験における洗浄性能を有していたことが分かった。特に、280℃において行ったコマツホットチューブ試験においては、実施例1は7.3の平均清浄性メリットを有しており(即ち、試験において「合格」を獲得した)、実施例2は9.0の平均清浄性メリットを有しており(即ち、試験において「合格」を獲得した)、一方、比較例1及び2は両方とも、6.0の平均清浄性メリットを有していた(これにより、試験において「不合格」を得た)。290℃において行ったコマツホットチューブ試験においては、実施例1は試験において「不合格」を得たが、これは比較例1及び2のものよりも高い平均清浄性メリットを得ており、これは実施例1の組成物に関する向上した洗浄性能を示した。
Discussion:
As can be seen from Table 3, surprisingly, the HDDEO composition according to the present invention (Examples 1 and 2) comprises the usual mineral API Group II base oil (Comparative Examples 1-2; Examples 1 and 2). Found to have improved cleaning performance in the Komatsu hot tube test compared to HDDEO compositions based on the same additives, viscosity modifiers, and pour point depressants in the same amount. It was. In particular, in the Komatsu hot tube test conducted at 280 ° C., Example 1 has an average cleanliness merit of 7.3 (ie, “pass” was obtained in the test), and Example 2 was 9. 0 had an average cleanliness merit (ie, “passed” in the test), while both Comparative Examples 1 and 2 had an average cleanliness merit of 6.0 (this Obtained "fail" in the test). In the Komatsu hot tube test conducted at 290 ° C., Example 1 obtained a “fail” in the test, which obtained a higher average cleanliness merit than that of Comparative Examples 1 and 2, which Improved cleaning performance for the composition of Example 1 was demonstrated.
堆積物の結果を参照すると、280℃及び290℃において、実施例2は比較例1及び2と比べて大きく減少した堆積物を示し、これは実施例2に関する向上した洗浄性能を示した。 Referring to the deposit results, at 280 ° C. and 290 ° C., Example 2 showed a greatly reduced deposit compared to Comparative Examples 1 and 2, which showed improved cleaning performance for Example 2.
Claims (17)
・IP368によって測定して92重量%より大きい飽和物質含量を有し、10ppm未満の硫黄を含む留出物ナフテン系基油:及び
・フィッシャー・トロプシュ誘導基油;
を含む潤滑組成物。 A base oil blend comprising a base oil blend and one or more additives,
A distillate naphthenic base oil having a saturates content of greater than 92% by weight as measured by IP368 and containing less than 10 ppm sulfur: and Fischer-Tropsch derived base oil;
A lubricating composition comprising:
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10195594 | 2010-12-17 | ||
| EP10195594.6 | 2010-12-17 | ||
| PCT/EP2011/073000 WO2012080441A1 (en) | 2010-12-17 | 2011-12-15 | Lubricating composition |
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| JP2013545863A JP2013545863A (en) | 2013-12-26 |
| JP5898691B2 true JP5898691B2 (en) | 2016-04-06 |
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| US (1) | US20130333654A1 (en) |
| EP (1) | EP2652096A1 (en) |
| JP (1) | JP5898691B2 (en) |
| CN (1) | CN103314087A (en) |
| BR (1) | BR112013015090A2 (en) |
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| EP2970805B1 (en) * | 2013-03-15 | 2018-09-05 | Chevron U.S.A. Inc. | Use of a group ii oil |
| US20160032213A1 (en) * | 2014-07-31 | 2016-02-04 | Chevron U.S.A. Inc. | Sae 15w-30 lubricating oil composition having improved oxidative stability |
| JP6502149B2 (en) * | 2015-04-06 | 2019-04-17 | Emgルブリカンツ合同会社 | Lubricating oil composition |
| US20180371347A1 (en) * | 2017-06-27 | 2018-12-27 | Chevron Oronite Company Llc | Lubricating oil composition |
| US11377620B2 (en) * | 2020-05-21 | 2022-07-05 | Phillips 66 Company | Additive supplements for oil changes |
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| US6355850B1 (en) * | 2000-01-18 | 2002-03-12 | Exxon Research And Engineering Company | Manufacture of electrical oil enriched with hydrofined gas oil for improved oxidation and electrical resistance |
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2011
- 2011-12-15 RU RU2013132920/04A patent/RU2582677C2/en not_active IP Right Cessation
- 2011-12-15 JP JP2013543796A patent/JP5898691B2/en not_active Expired - Fee Related
- 2011-12-15 BR BR112013015090A patent/BR112013015090A2/en not_active Application Discontinuation
- 2011-12-15 WO PCT/EP2011/073000 patent/WO2012080441A1/en active Application Filing
- 2011-12-15 EP EP11805823.9A patent/EP2652096A1/en not_active Withdrawn
- 2011-12-15 CN CN2011800653040A patent/CN103314087A/en active Pending
- 2011-12-15 US US13/994,168 patent/US20130333654A1/en not_active Abandoned
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| BR112013015090A2 (en) | 2016-08-09 |
| US20130333654A1 (en) | 2013-12-19 |
| RU2013132920A (en) | 2015-01-27 |
| JP2013545863A (en) | 2013-12-26 |
| WO2012080441A1 (en) | 2012-06-21 |
| EP2652096A1 (en) | 2013-10-23 |
| CN103314087A (en) | 2013-09-18 |
| RU2582677C2 (en) | 2016-04-27 |
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