公开(公告)号：US20240343989A1

公开(公告)日：2024-10-17

申请号：US18294224

申请日：2022-08-29

申请人： IDEMITSU KOSAN CO.,LTD.

发明人： Kenji GOTO ,  Yusuke NAKANISHI ,  Keizo MURATA

IPC分类号： C10M105/76 ,  B01J3/06 ,  C10N20/02 ,  C10N40/00

CPC分类号： C10M105/76 ,  B01J3/06 ,  C10N2020/02 ,  C10N2040/44

摘要： A pressure medium containing at least one Group-14 element-containing organic compound (A) selected from the group consisting of a compound (A1) represented by the general formula (a1) and a compound (A2) represented by the general formula (a2):




where each of Ra11, Ra12, Ra13, and Ra14 independently represents an alkyl group having 3 to 6 carbon atoms, and Za1 represents a carbon atom or a silicon atom:




where each of Ra21, Ra22, Ra23, and Ra24 independently represents an alkyl group having 3 to 6 carbon atoms, and Za2 represents a silicon atom, a germanium atom, a tin atom, or a lead atom.

公开(公告)号：US20240318095A1

公开(公告)日：2024-09-26

申请号：US18578257

申请日：2022-07-15

申请人： MITSUI CHEMICALS, INC.

发明人： Shota ABE ,  Hirotaka KANAYA

IPC分类号： C10M143/04 ,  C08F210/16 ,  C10M169/04 ,  C10N20/02 ,  C10N20/04 ,  C10N30/02 ,  C10N40/08

CPC分类号： C10M143/04 ,  C08F210/16 ,  C10M169/041 ,  C08F2420/07 ,  C10M2203/003 ,  C10M2205/024 ,  C10N2020/02 ,  C10N2020/04 ,  C10N2030/02 ,  C10N2040/08

摘要： A viscosity modifier for lubricating oil, including an (C) ethylene-α-olefin copolymer having an ethylene molar content rate within a range of 30 to 70 mol %, a rotational viscosity at 150° C. of 300 to 8,000 mPa's, a Hasen chromaticity of 30 or lower, a molecular weight distribution (Mw/Mn) of 2.5 or less, and a B value of 1.1 or more; a lubricating oil composition with a lubricating oil base oil including a (A) mineral oil having a kinematic viscosity at 40° C. of 10 to 100 mm2/s, a viscosity index of 90 or more, and a pour point of 0° C. or lower and/or a (B) synthetic oil having a kinematic viscosity at 40° C. of 4 to 100 mm2/s, a viscosity index of 90 or more and a pour point of −30° C. or lower; and the viscosity modifier having has a kinematic viscosity at 40° C. of 28 to 170 mm2/s.

公开(公告)号：US20240318094A1

公开(公告)日：2024-09-26

申请号：US18573541

申请日：2022-06-29

申请人： IDEMITSU KOSAN CO.,LTD.

发明人： Hiroyuki TATSUMI ,  Kazushige MATSUBARA

IPC分类号： C10M141/08 ,  C10N20/02 ,  C10N40/25

CPC分类号： C10M141/08 ,  C10M2215/28 ,  C10M2219/106 ,  C10M2223/04 ,  C10N2020/02 ,  C10N2040/25

摘要： A lubricating oil composition, containing the following components a base oil (A), a thiadiazole-based compound (B), and a boron-modified alkenyl succinimide (C). A content of the component (B) is less than 0.60 mass % based on a total amount of the lubricating oil composition, a content ratio [B/N] by mass of boron atoms to nitrogen atoms derived from the component (C) is 0.35 or more, and a content of boron atoms derived from the component (C) is 300 ppm by mass or less based on the total amount of the lubricating oil composition.

公开(公告)号：US12098346B2

公开(公告)日：2024-09-24

申请号：US17920114

申请日：2021-04-27

申请人： ENEOS CORPORATION

发明人： Fumiyuki Nara ,  Yohei Shono ,  Hidetoshi Ogata

IPC分类号： C10M169/04 ,  C09K5/04 ,  C10M101/02 ,  C10M107/04 ,  C10M111/04 ,  C10M137/10 ,  C10M145/16 ,  C10M161/00 ,  C10N20/02 ,  C10N30/02 ,  C10N40/30

CPC分类号： C10M169/044 ,  C09K5/042 ,  C10M101/02 ,  C10M107/04 ,  C10M111/04 ,  C10M137/105 ,  C10M145/16 ,  C10M161/00 ,  C10M2203/1006 ,  C10M2205/0225 ,  C10M2209/086 ,  C10M2223/041 ,  C10M2223/047 ,  C10N2020/02 ,  C10N2030/02 ,  C10N2040/30

摘要： An aspect of the present invention provides a refrigerating machine oil containing a mixed base oil of a first hydrocarbon base oil having a kinematic viscosity at 40° C. of less than 6 mm2/s and a second hydrocarbon base oil having a kinematic viscosity at 40° C. of 6 mm2/s or more, wherein a (A)/(B) ratio is more than 1 and 1.5 or less, wherein (A) is a kinematic viscosity at 40° C. of the mixed base oil, and (B) is the kinematic viscosity at 40° C. of the first hydrocarbon base oil.

公开(公告)号：US20240301314A1

公开(公告)日：2024-09-12

申请号：US18279123

申请日：2022-01-27

申请人： ENEOS CORPORATION

发明人： Shogo ERYU

IPC分类号： C10M129/54 ,  C10M101/02 ,  C10M145/14 ,  C10M169/04 ,  C10N10/04 ,  C10N10/06 ,  C10N20/00 ,  C10N20/02 ,  C10N30/04 ,  C10N40/25

CPC分类号： C10M129/54 ,  C10M101/02 ,  C10M145/14 ,  C10M169/04 ,  C10M2207/262 ,  C10M2209/084 ,  C10N2010/04 ,  C10N2010/06 ,  C10N2020/02 ,  C10N2020/071 ,  C10N2030/04 ,  C10N2040/25

摘要： A lubricating oil composition for internal combustion engines, including: (A) a lubricating base oil; and (B) a metal-based detergent, wherein the component (B) contains: (B1) a calcium-based detergent in which a content of calcium based on a total mass of the composition is within a specific range; and (B2) a magnesium-based detergent in which a content of magnesium based on the total mass of the composition is within a specific range, the component (B1) contains (B1-1) a calcium-based detergent containing boron and calcium, a content of boron based on the total mass of the composition is 1000 mass ppm or less, a ratio (B(B1)/Ca(B1)) of B(B1) to Ca(B1) is 0.15 or more and 0.35 or less, and a ratio (B(B1)/[Ca(B1)+Mg(B2)]) of B(B1) to a total amount (Ca(B1)+Mg(B2)) of Ca(B1) and Mg(B2) is 0.13 or more and 0.29 or less.

公开(公告)号：US12085128B2

公开(公告)日：2024-09-10

申请号：US17767891

申请日：2020-10-08

申请人： NTN CORPORATION

发明人： Takayuki Kawamura ,  Ryouta Kondou ,  Makoto Seki ,  Susumu Yamaji

IPC分类号： F16C19/18 ,  C10M107/02 ,  C10M115/08 ,  C10M169/00 ,  C10M169/02 ,  C10M169/04 ,  F16C33/66 ,  C10N20/02

CPC分类号： F16C33/6633 ,  C10M107/02 ,  C10M115/08 ,  C10M169/02 ,  C10M169/04 ,  F16C19/183 ,  F16C33/6603 ,  C10N2020/02 ,  F16C2326/02

摘要： To provide an axle bearing having a low torque property and superior bearing lifetime. A hub bearing 6 is configured to rotatably support a wheel of a vehicle, and has a grease composition 10 sealed in an inner space thereof. The grease composition 10 contains a base oil and a thickener. The shear stress of the grease composition at the shear rate of 1,000-10,000 s−1 at 25° C. is 3,000 Pa or less. The viscosity of the grease composition is 1 Pas or less. The yield stress of the grease composition at 25° C. measured by a dynamic viscoelasticity analysis method using a rheometer is 1,300-3,000 Pa.

公开(公告)号：US12054690B2

公开(公告)日：2024-08-06

申请号：US17907371

申请日：2021-03-16

申请人： IDEMITSU KOSAN CO., LTD.

发明人： Go Watanabe

IPC分类号： C10M169/00 ,  C10M107/08 ,  C10M115/08 ,  C10M129/40 ,  C10M133/16 ,  C10M141/06 ,  C10N20/02 ,  C10N20/04 ,  C10N20/06 ,  C10N30/02 ,  C10N50/10

CPC分类号： C10M169/00 ,  C10M107/08 ,  C10M115/08 ,  C10M129/40 ,  C10M133/16 ,  C10M141/06 ,  C10M2205/0206 ,  C10M2205/0265 ,  C10M2207/126 ,  C10M2215/1026 ,  C10M2215/28 ,  C10N2020/02 ,  C10N2020/04 ,  C10N2020/06 ,  C10N2030/02 ,  C10N2050/10

摘要： A grease composition which contains a base oil (A), a urea-based thickener (B), a sarcosine derivative (C), and a fatty acid zinc salt (D), wherein particles containing the urea-based thickener (B) in the grease composition satisfies Requirement (I). The base oil (A) is a blended base oil containing a high viscosity hydrocarbon-based synthetic oil having a specific kinematic viscosity (A1). A low viscosity hydrocarbon-based synthetic oil having a specific kinematic viscosity (A2). An ultra-high viscosity hydrocarbon-based synthetic oil has a number average molecular weight (Mn) of 2,500 to 4,500 and a specific kinematic viscosity (A3). A 40° C. kinematic viscosity of the base oil (A) is 500 mm2/s to 1,500 mm2/s. A viscosity index of the base oil (A) is 140 or more. A content of the fatty acid zinc salt (D) is 10 mass % to 20 mass % based on a total amount of the grease composition.

公开(公告)号：US12054683B2

公开(公告)日：2024-08-06

申请号：US17896191

申请日：2022-08-26

申请人： SK Innovation Co., Ltd. ,  SK Geo Centric Co., Ltd.

发明人： Hee Jung Jeon ,  Yeon Ho Kim ,  Ok Youn Kim ,  Seung Eon Lee ,  Seung Woo Lee ,  Yoon Kyung Lee ,  Ka Young Kim ,  Young Moo Park ,  Ho Won Lee

IPC分类号： C10G69/12 ,  C10M105/04 ,  C10M177/00 ,  C10N20/02 ,  C10N30/00 ,  C10N70/00

CPC分类号： C10G69/126 ,  C10M105/04 ,  C10M177/00 ,  C10G2300/1003 ,  C10G2300/202 ,  C10G2300/301 ,  C10G2300/302 ,  C10G2400/10 ,  C10M2203/024 ,  C10N2020/02 ,  C10N2030/41 ,  C10N2070/00

摘要： Provided are a method of producing a Lube base oil composition including a) reacting at least a part of waste plastic pyrolysis oil having a boiling point in a range of 180 to 340° C. to remove impurities and oligomerize the oil; and b) hydroisomerizing at least a part of the product of step a). A lube base oil composition is also produced therefrom.

公开(公告)号：US20240228905A1

公开(公告)日：2024-07-11

申请号：US18598028

申请日：2024-03-07

申请人： BASF SE

发明人： Qinggao MA ,  Rene Koschabek ,  Philippe Rabbat ,  Henrik Heinemann ,  Karolin Monz ,  Frank Rittig ,  Nawid Kashani ,  Markus Scherer

IPC分类号： C10M169/04 ,  C10M107/00 ,  C10M145/32 ,  C10N20/02 ,  C10N20/04 ,  C10N30/02 ,  C10N40/04

CPC分类号： C10M169/041 ,  C10M107/00 ,  C10M145/32 ,  C10M2209/106 ,  C10N2020/02 ,  C10N2020/04 ,  C10N2030/02 ,  C10N2040/04

摘要： A gear oil composition that has a kinematic viscosity at 40° C. in the range of ≥68 to ≤1000 csdt when measured in accordance with ASTM D445 can be made. The gear oil composition is useful as a lubricant in a gear box, especially in a wind turbine gear box.

公开(公告)号：US20240228901A9

公开(公告)日：2024-07-11

申请号：US18546619

申请日：2022-03-16

申请人： SHELL USA, INC.

发明人： Kengo SUZUKI

IPC分类号： C10M111/04 ,  C10M101/02 ,  C10M107/02 ,  C10M111/02 ,  C10N20/02 ,  C10N30/00 ,  C10N30/02 ,  C10N30/12 ,  C10N40/04

CPC分类号： C10M111/04 ,  C10M101/02 ,  C10M107/02 ,  C10M111/02 ,  C10M2203/1006 ,  C10M2203/1025 ,  C10M2205/173 ,  C10N2020/02 ,  C10N2030/02 ,  C10N2030/12 ,  C10N2030/40 ,  C10N2040/04

摘要： The present invention provides a lubricating oil composition used in the reduction gearbox or transmission of an electric vehicle or a hybrid vehicle, wherein the lubricating oil contains a base oil, and the aromatic ring content of the base oil is from 3,500 to 15,000 ppm in terms of the mass of the base oil.