Phosphorus Attached Indirectly To The -c(=o)o- Group By Nonionic Bonding Patents (Class 508/461)
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Lubricating oil composition for sliding section comprising aluminum material, and lubricating method
Patent number: 9040470Abstract: Provided are a lubricant composition capable of reducing friction between sliding parts at least one of which contains an aluminum-based material in a lubrication section, and a method for lubricating an aluminum-based member with the composition. The lubricant composition is for use in a lubrication section having sliding parts at least one of which contains an aluminum-based material, and contains a lubricant base oil and at least one of a phosphorus-containing carboxylic compound and a metal salt thereof (component (A)) at 0.001 to 1 mass % of the composition in terms of phosphorus. The composition may suitably be used as lubricant such as drive train lubricant for automatic or manual transmissions, grease, wet brake oil, hydraulic actuation oil, turbine oil, compressor oil, bearing oil, refrigerant oil, and the like used in apparatus having the sliding parts.Type: GrantFiled: July 26, 2011Date of Patent: May 26, 2015Assignee: JX NIPPON OIL & ENERGY CORPORATIONInventor: Kazuhiro Yagishita -
LUBRICATING OIL COMPOSITION FOR SLIDING SECTION COMPRISING ALUMINUM MATERIAL, AND LUBRICATING METHOD
Publication number: 20130237463Abstract: Provided are a lubricant composition capable of reducing friction between sliding parts at least one of which contains an aluminum-based material in a lubrication section, and a method for lubricating an aluminum-based member with the composition. The lubricant composition is for use in a lubrication section having sliding parts at least one of which contains an aluminum-based material, and contains a lubricant base oil and at least one of a phosphorus-containing carboxylic compound and a metal salt thereof (component (A)) at 0.001 to 1 mass % of the composition in terms of phosphorus. The composition may suitably be used as lubricant such as drive train lubricant for automatic or manual transmissions, grease, wet brake oil, hydraulic actuation oil, turbine oil, compressor oil, bearing oil, refrigerant oil, and the like used in apparatus having the sliding parts.Type: ApplicationFiled: July 26, 2011Publication date: September 12, 2013Applicant: JX NIPPON OIL & ENERGY CORPORATIONInventor: Kazuhiro Yagishita -
Patent number: 8293693Abstract: The present invention provides a conductive lubricant composition, characterized in that the composition contains a lubricating base oil (A) other than a silicone oil, and a non-metallic antistatic agent (B), and exhibits a kinematic viscosity of 25 mm2/s or less at 40° C., a viscosity index of 100 or higher, a flash point of 150° C. or higher, and a volume resistivity of 1×1010?·cm or less at 25° C. The invention also provides a bearing oil formed from the lubricant composition.Type: GrantFiled: April 2, 2004Date of Patent: October 23, 2012Assignee: Idemitsu Kosan Co., Ltd.Inventors: Hideto Kamimura, Tatsuya Egawa
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Publication number: 20120053094Abstract: The present invention provides a refrigerating machine oil, a compressor oil composition, a hydraulic oil composition, a metalworking oil composition, a heat treating oil composition, a lubricating oil composition for machine tools and a lubricating oil composition which comprise a lubricating oil base oil having % CA of not more than 2, % CP/% CN of not less than 6 and an iodine value of not more than 2.5.Type: ApplicationFiled: November 1, 2011Publication date: March 1, 2012Inventors: Kazuo Tagawa, Yuji Shimomura, Ken Sawada, Katsuya Takigawa, Toshio Yoshida, Shinichi Mitsumoto, Eiji Akiyama, Junichi Shibata, Satoshi Suda, Hideo Yokota, Masahiro Hata, Hiroyuki Hoshino, Hajime Nakao, Shozaburo Konishi
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Publication number: 20120046205Abstract: The present invention provides a refrigerating machine oil, a compressor oil composition, a hydraulic oil composition, a metalworking oil composition, a heat treating oil composition, a lubricating oil composition for machine tools and a lubricating oil composition which comprise a lubricating oil base oil having % CA of not more than 2, % CP/% CN of not less than 6 and an iodine value of not more than 2.5.Type: ApplicationFiled: November 1, 2011Publication date: February 23, 2012Inventors: Kazuo Tagawa, Yuji Shimomura, Ken Sawada, Katsuya Takigawa, Toshio Yoshida, Shinichi Mitsumoto, Eiji Akiyama, Junichi Shibata, Satoshi Suda, Hideo Yokota, Masahiro Hata, Hiroyuki Hoshino, Hajime Nakao, Shozaburo Konishi
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Publication number: 20100016186Abstract: An aqueous hydraulic fluid composition comprising of one or more lubricants such as a monovalent metal salt, ammonium, or amine salt of a dicarboxylic acid, such as a C21 dicarboxylic acid is described in which the aqueous hydraulic fluid composition demonstrates increased thermal stability when exposed to elevated temperatures for a prolonged period of time while being able to tolerate the presence of 10% v/v synthetic seawater. The aqueous hydraulic fluid composition contains less than about 20% by weight (preferably none or substantially none) of an oil selected from the group consisting of mineral oils, synthetic hydrocarbon oils, and mixtures thereof. The hydraulic fluid hereof preferably comprises a cyclical or ring base tertiary amine with no hydroxyl functionality such as 1,4-dimethyl piperazine.Type: ApplicationFiled: May 20, 2009Publication date: January 21, 2010Inventor: Ian D. Smith
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Publication number: 20100009878Abstract: The present invention aims to provide a lubricating oil composition capable of use in for example the bearings of a high-speed main shaft having ceramics ball antifrication bearings operating under severe conditions of high speed and high load. To this end the present invention provides a lubricating oil composition, in particular for lubrication of ceramics, comprising a base oil; and at least one additive selected from the group consisting of: (i) an acid amide obtainable by reacting an amine with a saturated monocarboxylic acid having from 12 to 30 carbons or an unsaturated monocarboxylic acid having from 18 to 24 carbons; (ii) sarcosinic acid; and (iii) an aspartic acid derivative.Type: ApplicationFiled: January 23, 2008Publication date: January 14, 2010Applicant: SHOWA SHELL SEKIYU K.K.Inventors: Yoshiharu Baba, Toru Ikai
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Publication number: 20090312209Abstract: The present invention provides a lubricating oil composition comprising at least one type of base oil selected from mineral oils and synthetic oils, and a succinate ester and a sarcosinic acid as rust prevention agents. The succinate ester content is preferably set at 0.01 to 0.1 wt. %, and the sarcosinic acid content is preferably set at 0.001 to 0.01 wt. %. Further, they are preferably set such that the resulting weight ratio of the succinate ester content and sarcosinic acid content is 1:0.01 to 0.7. The lubricating oil composition according to the present invention shows excellent rust prevention properties and a satisfactorily long oxidation lifetime. Further it allows to attain a high level of anti-sludge performance and extreme pressure performance and lubrication performance, even when it is used for example in turbine bearings in combined cycle generators having multiplier gears operated under severe high temperature and high pressure conditions.Type: ApplicationFiled: July 18, 2007Publication date: December 17, 2009Applicant: SHELL INTERNATIONAL RESEARCH MAATSCHAPPIJ B.V.Inventor: Tohru Ikai
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Patent number: 7252779Abstract: This invention is a composition that includes a transesterified fatty acid ester resulting from the reaction of a fatty acid ester, in the presence of an acid, with a hydroxyl-containing compound. The fatty acid esters of the invention are selected from those with a carbon number of eight to twenty. The hydroxyl-containing compound is an alcohol having a carbon number between one and eighteen. The resulting composition is useful as a lubricant, as a heat transfer agent, as a rheological modifier and as a corrosion/moisture inhibitor, among other uses.Type: GrantFiled: August 2, 2001Date of Patent: August 7, 2007Assignee: MJ Research Limited PartnershipInventors: Benjamin Mosier, Bryan J. Duffy
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Patent number: 7220711Abstract: Disclosed are a method for manufacturing an outsole for shoes without applying an external mold release agent or mold lubricant onto a mold, and a formulating composition used at manufacturing a rubber outsole. One composition of an internal mold lubricant for manufacturing an outsole for use in footwears is consisting of highly branched hydrocarbon having molecular weight of 400 to 2800, carboxylic acid, metal salts of carboxylic acids, and phospholipids containing heat stable lecithin, Another composition of an internal mold lubricant for manufacturing an outsole for Use in footwears Is consisting of branched hydrocarbon having molecular weight of 800 to 2000, carboxylic acid, long chain carboxylic acids having molecular weight of 200 to 800, metal complex of rang chain carboxylic acids having molecular weight of 200 to 800, and ionomer.Type: GrantFiled: February 8, 2001Date of Patent: May 22, 2007Inventors: Hee-Dae Park, Yagnick Metha
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Patent number: 6902662Abstract: A method of reducing hydrolysis in a hydrocarbon stream comprising adding to a hydrocarbon stream containing a chloride compound which undergoes hydrolysis at elevated temperatures in the presence of water to form hydrochloric acid, an effective amount of a treating agent that is at least one overbased complex of a metal salt and an organic acid complexing agent, the treating agent being added to hydrocarbon stream when the stream is at a temperature below which any substantial hydrolysis of the chloride containing compound occurs.Type: GrantFiled: February 21, 2003Date of Patent: June 7, 2005Assignee: Champion Technologies, Inc.Inventors: Paul Eugene Eaton, Petrous Johannes Venter, George Burton Jones
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Publication number: 20030201207Abstract: A method of reducing hydrolysis in a hydrocarbon stream comprising adding to a hydrocarbon stream containing a chloride compound which undergoes hydrolysis at elevated temperatures in the presence of water to form hydrochloric acid, an effective amount of a treating agent that is at least one overbased complex of a metal salt and an organic acid complexing agent, the treating agent being added to hydrocarbon stream when the stream is at a temperature below which any substantial hydrolysis of the chloride containing compound occurs.Type: ApplicationFiled: February 21, 2003Publication date: October 30, 2003Inventors: Paul Eugene Eaton, Petrus Johannes Venter, George Burton Jones