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1. 发明公开

EP3101097A1 LUBRICATING OIL COMPOSITION FOR INTERNAL COMBUSTION ENGINE 失效
标题翻译：用于内燃机的润滑油组合物
公开(公告)号：EP3101097A1
公开(公告)日：2016-12-07
申请号：EP15740818.8
申请日：2015-01-26
申请人： Idemitsu Kosan Co., Ltd.
发明人： UTAKA, Toshimasa
IPC分类号： C10M169/04 , C10M101/02 , C10M135/18 , C10M145/14 , C10M159/22 , C10M159/24 , C10N10/02 , C10N10/04 , C10N10/12 , C10N20/00 , C10N20/02 , C10N30/00 , C10N30/04 , C10N30/06 , C10N30/08 , C10N30/10 , C10N40/25
CPC分类号： C10M161/00 , C10M167/00 , C10M2207/262 , C10M2209/084 , C10M2219/046 , C10M2219/068 , C10M2227/09 , C10N2210/01 , C10N2210/02 , C10N2210/06 , C10N2230/02 , C10N2230/52 , C10N2230/68 , C10N2230/74 , C10N2240/10
摘要： A lubricating oil composition for an internal combustion engine according to the present invention contains a lubricating base oil, (A1) a basic calcium salicylate having a TBN of 200 mgKOH/g or more, (A2) a basic sodium sulfonate having a TBN of 200 mgKOH/g or more and/or a basic calcium sulfonate having a TBN of 50 mgKOH/g or less, (B) a binuclear organic molybdenum compound and/or a trinuclear organic molybdenum compound, and (C) a polyalkyl (meth)acrylate having an SSI of 30 or less, a total content of molybdenum derived from the binuclear and trinuclear organic molybdenum compounds being 0.025 mass% or more relative to the whole amount of the composition and the lubricating oil composition having predetermined values of a high-temperature high-shear viscosity and a NOACK value (250°C, 1 hr).
摘要翻译：本发明的内燃机用润滑油组合物含有润滑油基础油，（A1）TBN为200mgKOH / g以上的碱式水杨酸钙，（A2）TBN为200的碱式磺酸钠（B）双核有机钼化合物和/或三核有机钼化合物，以及（C）聚（甲基）丙烯酸烷基酯，（B）具有50mgKOH / g以下的TBN SSI为30以下，来源于双核和三核有机钼化合物的钼的总含量相对于组合物总量为0.025质量％以上，并且润滑油组合物具有规定的高温高温 - 剪切粘度和NOACK值（250℃，1小时）。

2. 发明授权

EP3127993B1 LUBRICATING OIL COMPOSITION FOR AN INTERNAL COMBUSTION ENGINE 有权
公开(公告)号：EP3127993B1
公开(公告)日：2019-07-03
申请号：EP15774018.4
申请日：2015-03-31
申请人： Idemitsu Kosan Co., Ltd
发明人： UTAKA, Toshimasa
IPC分类号： C10M169/04 , C10M101/02 , C10M139/00 , C10M145/14 , C10M137/10 , C10M159/20 , C10N10/02 , C10N10/04 , C10N20/00 , C10N20/02 , C10N20/04 , C10N30/00 , C10N40/25

3. 发明授权

EP2883946B1 LUBRICANT COMPOSITION FOR INTERNAL COMBUSTION ENGINE 有权
公开(公告)号：EP2883946B1
公开(公告)日：2019-06-12
申请号：EP13824983.4
申请日：2013-07-30
申请人： Idemitsu Kosan Co., Ltd
发明人： UTAKA, Toshimasa , KAMANO, Hideki
IPC分类号： C10M169/04 , C10M135/18 , C10M145/14 , C10M159/22 , C10M159/24 , C10N10/12 , C10N20/00 , C10N20/02

4. 发明公开

EP3766948A1 LUBRICATING OIL COMPOSITION 无效
公开(公告)号：EP3766948A1
公开(公告)日：2021-01-20
申请号：EP19768345.1
申请日：2019-03-14
申请人： Idemitsu Kosan Co.,Ltd.
发明人： KASAI, Moritsugu , UTAKA, Toshimasa
IPC分类号： C10M141/08 , C10M129/74 , C10M129/76 , C10M133/16 , C10M133/56 , C10M135/36 , C10N30/06 , C10N30/08 , C10N30/12 , C10N40/25
摘要： Provided is a lubricating oil composition for use in internal-combustion engines, containing a base oil (A), an ashless dispersant (B) containing a non-boronated alkenylsuccinic acid imide (B1) and a boronated alkenylsuccinic acid imide (B2), a thiadiazole compound (C), and an aromatic carboxylate (D) having one or more hydroxy groups, wherein the content of the component (C) is 0.2 to 1.2% by mass based on the total amount of the lubricating oil composition, the content of a zinc dithiophosphate is, as calculated in terms of zinc atoms, less than 500 ppm by mass based on the total amount of the lubricating oil composition, and the content of a metal-based detergent is, as calculated in terms of metal atoms, less than 600 ppm by mass based on the total amount of the lubricating oil composition.

5. 发明公开

EP3127993A1 LUBRICATING OIL COMPOSITION FOR AN INTERNAL COMBUSTION ENGINE 有权
标题翻译： SCHMIERÖLZUSAMMENSETZUNGFÜREINEN VERBRENNUNGSMOTOR
公开(公告)号：EP3127993A1
公开(公告)日：2017-02-08
申请号：EP15774018.4
申请日：2015-03-31
申请人： Idemitsu Kosan Co., Ltd
发明人： UTAKA, Toshimasa
IPC分类号： C10M169/04 , C10M101/02 , C10M139/00 , C10M145/14 , C10M137/10 , C10M159/20 , C10N10/02 , C10N10/04 , C10N20/00 , C10N20/02 , C10N20/04 , C10N30/00 , C10N40/25
CPC分类号： C10M161/00 , C10M133/44 , C10M141/06 , C10M145/14 , C10M169/045 , C10M2203/1006 , C10M2203/1025 , C10M2205/0285 , C10M2207/026 , C10M2207/028 , C10M2207/262 , C10M2207/28 , C10M2209/084 , C10M2211/04 , C10M2215/064 , C10M2215/28 , C10M2219/046 , C10M2219/068 , C10M2223/045 , C10N2210/01 , C10N2210/02 , C10N2210/06 , C10N2220/021 , C10N2230/02 , C10N2230/04 , C10N2230/08 , C10N2230/10 , C10N2230/52 , C10N2230/68 , C10N2240/10 , C10N2260/14 , C10N2220/022 , C10M2207/289 , C10N2220/028
摘要： The lubricating oil composition for an internal combustion engine of the invention contains (A) a lubricant base oil composed of a mineral oil and/or a synthetic oil, (B) a boron-containing alkenylsuccinimide and/or a boron-containing alkylsuccinimide in an amount of 0.001 to 0.1% by mass as a boron-equivalent amount based on the total amount of the composition, and (C) a poly(meth)acrylate in an amount of 0.1 to 30% by mass based on the total amount of the composition, and the poly(meth)acrylate has Mw of 100,000 to 700,000 and Mw/X of 30,000 or more, in which the weight-average molecular weight thereof is represented by Mw and the mean carbon number of the alkyl groups therein, as measured through 13 C-NMR, is represented by X.
摘要翻译：本发明的内燃机用润滑油组合物含有（A）由矿物油和/或合成油构成的润滑剂基油，（B）含硼烯基琥珀酰亚胺和/或含硼烷基琥珀酰亚胺相对于组合物的总量，作为硼当量的0.001〜0.1质量％的量，（C）聚（甲基）丙烯酸酯的用量为0.1〜30质量％组合物，聚（甲基）丙烯酸酯的Mw为100,000〜700,000，Mw / X为30,000以上，其中的重均分子量由Mw表示，其烷基的平均碳数按所测量的通过13 C-NMR表示。

6. 发明公开

EP3196279A1 LUBRICATING OIL COMPOSITION 审中-公开
标题翻译：润滑油组合物
公开(公告)号：EP3196279A1
公开(公告)日：2017-07-26
申请号：EP15842880.5
申请日：2015-09-18
申请人： Idemitsu Kosan Co., Ltd
发明人： UTAKA, Toshimasa
IPC分类号： C10M171/02 , C10M101/02 , C10N10/02 , C10N10/04 , C10N20/00 , C10N20/02 , C10N20/04 , C10N30/00 , C10N30/02 , C10N40/02
CPC分类号： C10L10/08 , C10L1/1641 , C10L1/1955 , C10L1/1973 , C10L1/2364 , C10M169/044 , C10M171/02 , C10M2203/1025 , C10M2205/02 , C10M2205/022 , C10M2205/028 , C10M2207/023 , C10M2207/026 , C10M2207/262 , C10M2209/04 , C10M2209/084 , C10M2215/064 , C10M2215/28 , C10M2217/024 , C10M2223/045 , C10M2227/00 , C10M2229/02 , C10N2210/01 , C10N2210/02 , C10N2210/06 , C10N2220/021 , C10N2220/028 , C10N2220/032 , C10N2230/02 , C10N2230/04 , C10N2230/06 , C10N2230/10 , C10N2230/18 , C10N2230/68 , C10N2220/022 , C10N2260/14
摘要： The present invention provides a lubricating oil composition including a viscosity index improver (A) containing a comb-shaped polymer and having an SSI (shear stability index) of 30 or less together with a base oil, wherein an HTHS viscosity (high temperature high shear viscosity) at 150°C (T 150 ) is 1.6 to 2.9 mPa·s, and a ratio of a kinematic viscosity at 40°C (V 40 ) [mm 2 /s] to the HTHS viscosity at 150°C (T 150 ) [mPa·s] (V 40 /T 150 ) is 12.4 or less. The lubricating oil composition of the present invention is excellent in fuel consumption reducing properties in a low-temperature region assuming the time of starting an engine while making various properties, such as a viscosity, etc., in a high-temperature region assuming the time of high-speed operation of an engine favorable.
摘要翻译：本发明提供一种润滑油组合物，其包含含有梳形聚合物并且SSI（剪切稳定性指数）与基础油一起为30以下的粘度指数改进剂（A），其中HTHS粘度（高温高剪切（T150）时的粘度）为1.6〜2.9mPa·s，40℃下的运动粘度（V40）[mm2 / s]与150℃下的HTHS粘度之比（T150）[mPa· s]（V40 / T150）为12.4以下。本发明的润滑油组合物在假设时间为高温区域的情况下使粘度等各种特性呈现发动并启动时的低温区域中的燃料消耗减少性优异对发动机的高速运转有利。

7. 发明公开

EP3075821A1 LUBRICATING OIL COMPOSITION FOR SPARK-IGNITION INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译： SCH UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG UNG
公开(公告)号：EP3075821A1
公开(公告)日：2016-10-05
申请号：EP14864482.6
申请日：2014-11-25
申请人： Idemitsu Kosan Co., Ltd.
发明人： TAMURA, Kazushi , UTAKA, Toshimasa , KAMANO, Hideki , IIJIMA, Akira
IPC分类号： C10M171/00 , C10M137/10 , C10M139/00 , C10M141/12 , C10N10/02 , C10N10/04 , C10N10/12 , C10N20/00 , C10N20/02 , C10N30/00 , C10N40/25
CPC分类号： C10M169/04 , C10M163/00 , C10M2203/022 , C10M2207/026 , C10M2207/027 , C10M2207/262 , C10M2209/084 , C10M2215/064 , C10M2215/28 , C10M2219/068 , C10M2223/045 , C10M2229/02 , C10N2210/01 , C10N2210/02 , C10N2210/06 , C10N2220/022 , C10N2230/00 , C10N2230/02 , C10N2230/52 , C10N2230/74 , C10N2240/104
摘要： The lubricating oil composition for spark-ignition internal combustion engine according to the present invention is a lubricating oil composition to be used for a spark-ignition internal combustion engine including a piston having a piston ring, in which a total tension per piston of tensions applied to the piston ring is 30 N or less, the lubricating oil composition being a lubricating oil composition comprising a base oil, (A) an organic metal-based additive containing an alkali metal and/or an alkaline earth metal, and (B) an organic zinc-based additive, wherein a concentration of the component (A) on a basis of the total amount of the lubricating oil composition is 0.15% by mass or less as converted into a metal content; a concentration of the component (B) on a basis of the total amount of the lubricating oil composition is 0.15% by mass or less as converted into a zinc content; the product of the concentration (% by mass) of the component (A) and a base number (mgKOH/g) of the lubricating oil composition is 1.3 or less; the product of the concentration (% by mass) of the component (B) and an acid number (mgKOH/g) of the lubricating oil composition is 1.2 or less; and the lubricating oil composition has a Noack evaporation loss of 10% by mass or more and a kinematic viscosity at 100°C of 9.3 mm 2 /s or less. The lubricating oil composition for spark-ignition internal combustion engine according to the present invention is capable of preventing a deterioration of the combustion state of a spark-ignition internal combustion engine.
摘要翻译：本发明的火花点火式内燃机润滑油组合物是一种用于火花点火式内燃机的润滑油组合物，其包括具有活塞环的活塞，其中施加了每个活塞张力的总张力活塞环为30N以下，润滑油组合物为包含基础油的润滑油组合物，（A）含有碱金属和/或碱土金属的有机金属类添加剂，（B）有机锌系添加剂，其中，基于所述润滑油组合物的总量，所述成分（A）的浓度为0.15质量％以下。基于润滑油组合物的总量，组分（B）的浓度变为锌含量为0.15质量％以下; 组分（A）的浓度（质量％）和润滑油组合物的碱值（mgKOH / g）的乘积为1.3以下; 组分（B）的浓度（质量％）和润滑油组合物的酸值（mgKOH / g）的乘积为1.2以下; 润滑油组合物的Noack蒸发损失为10质量％以上，100℃下的运动粘度为9.3mm 2 / s以下。根据本发明的用于火花点火内燃机的润滑油组合物能够防止火花点火式内燃机的燃烧状态的劣化。

8. 发明公开

EP2883946A1 LUBRICANT COMPOSITION FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：内燃机用润滑油组合物
公开(公告)号：EP2883946A1
公开(公告)日：2015-06-17
申请号：EP13824983.4
申请日：2013-07-30
申请人： Idemitsu Kosan Co., Ltd
发明人： UTAKA, Toshimasa , KAMANO, Hideki
IPC分类号： C10M169/04 , C10M135/18 , C10M145/14 , C10M159/22 , C10M159/24 , C10N10/12 , C10N20/00 , C10N20/02
CPC分类号： C10M161/00 , C10M167/00 , C10M2203/1006 , C10M2203/1025 , C10M2207/028 , C10M2207/262 , C10M2207/289 , C10M2209/084 , C10M2215/064 , C10M2215/28 , C10M2219/046 , C10M2219/068 , C10M2223/045 , C10M2227/066 , C10M2227/09 , C10N2210/06 , C10N2230/02 , C10N2230/06 , C10N2230/10 , C10N2230/54 , C10N2230/68 , C10N2230/74 , C10N2240/10 , C10N2220/022 , C10N2210/02
摘要： A lubricating oil composition of the present invention for an internal combustion engine is prepared by blending (A) a perbasic calcium sulfonate and/or a perbasic calcium phenate having a TBN of 200 mgKOH/g or higher, (B) predetermined binuclear and/or trinuclear organic molybdenum compounds, and (C) a polyalkyl (meth) acrylate having an SSI of 30 or lower into a lubricating base oil composed of a mineral oil and/or a synthetic oil, in which the total content of molybdenum derived from the binuclear and trinuclear organic molybdenum compounds is 0.025% by mass or higher based on the total amount of the composition, and in which the lubricating oil composition has a high-temperature high-shear viscosity at 100°C of 4.0 to 5.0 mPa·s, a high-temperature high-shear viscosity at 150°C of 2.5 mPa·s or lower and a NOACK value (250°C, 1 hr) of 15% by mass or less.
摘要翻译：本发明的内燃机用润滑油组合物通过混合（A）具有200mgKOH / g或更高的TBN的高碱性磺酸钙和/或高碱性酚钙，（B）预定的双核和/或三核有机钼化合物和（C）SSI为30以下的聚（甲基）丙烯酸烷基酯混合到由矿物油和/或合成油构成的润滑油基础油中，其中来源于双核的钼的总含量和三核有机钼化合物的总量为基于组合物总量的0.025质量％以上，并且其中润滑油组合物在100℃下具有4.0-5.0mPa·s的高温高剪切粘度， 150℃下的高温高剪切粘度为2.5mPa·s以下，NOACK值（250℃，1小时）为15质量％以下。

9. 发明公开

EP3950896A1 LUBRICATING OIL COMPOSITION 有权
公开(公告)号：EP3950896A1
公开(公告)日：2022-02-09
申请号：EP20781981.4
申请日：2020-03-27
申请人： Idemitsu Kosan Co., Ltd.
发明人： UTAKA, Toshimasa
IPC分类号： C10M141/12 , C10N10/04 , C10N20/00 , C10N30/00 , C10N30/04 , C10N30/10 , C10N40/12 , C10N40/25 , C10M133/04 , C10M133/16 , C10M133/40 , C10M133/56 , C10M135/02 , C10M135/06 , C10M135/18 , C10M135/20 , C10M137/10 , C10M139/00
摘要： The invention addresses a problem of providing a lubricating oil composition for gas engines capable of suppressing viscosity increase while reducing a sulfated ash content and excellent in high-temperature detergency and base number retention. The lubricating oil composition is used for gas engines and contains a base oil (A), at least one ash-free additive (B) selected from an ash-free sulfur-based antioxidant (B1) and a hindered amine compound (B2), and a boronated imide-type dispersant (C), and satisfies the following requirements (X1) to (X3): Requirement (X1): the sulfated ash content is 0.2% by mass or less. Requirement (X2): the content of the ash-free additive (B) is 1.2% by mass or less based on the total amount of the lubricating oil composition, provided that in the case where the ash-free additive (B) contains the hindered amine compound (B2), the content of the hindered amine compound (B2) is less than 1.0% by mass based on the total amount of the lubricating oil composition. Requirement (X3): the content of the boron atom derived from the boronated imide-type dispersant (C) is 200 ppm by mass or more based on the total amount of the lubricating oil composition.

10. 发明授权

EP3101097B1 LUBRICATING OIL COMPOSITION FOR INTERNAL COMBUSTION ENGINE 失效
公开(公告)号：EP3101097B1
公开(公告)日：2018-12-26
申请号：EP15740818.8
申请日：2015-01-26
申请人： Idemitsu Kosan Co., Ltd.
发明人： UTAKA, Toshimasa
IPC分类号： C10M169/04 , C10M101/02 , C10M135/18 , C10M145/14 , C10M159/22 , C10M159/24 , C10N10/02 , C10N10/04 , C10N10/12 , C10N20/00 , C10N20/02 , C10N30/00 , C10N30/04 , C10N30/06 , C10N30/08 , C10N30/10 , C10N40/25
CPC分类号： C10M161/00 , C10M167/00 , C10M2207/262 , C10M2209/084 , C10M2219/046 , C10M2219/068 , C10M2227/09 , C10N2210/01 , C10N2210/02 , C10N2210/06 , C10N2230/02 , C10N2230/52 , C10N2230/68 , C10N2230/74 , C10N2240/10
摘要： A lubricating oil composition for an internal combustion engine according to the present invention contains a lubricating base oil, (A1) a basic calcium salicylate having a TBN of 200 mgKOH/g or more, (A2) a basic sodium sulfonate having a TBN of 200 mgKOH/g or more and/or a basic calcium sulfonate having a TBN of 50 mgKOH/g or less, (B) a binuclear organic molybdenum compound and/or a trinuclear organic molybdenum compound, and (C) a polyalkyl (meth)acrylate having an SSI of 30 or less, a total content of molybdenum derived from the binuclear and trinuclear organic molybdenum compounds being 0.025 mass% or more relative to the whole amount of the composition and the lubricating oil composition having predetermined values of a high-temperature high-shear viscosity and a NOACK value (250°C, 1 hr).

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