Phosphorus Or -c(=x), Wherein X Is Chalcogen, Attached Indirectly To The Silicon By Nonionic Bonding Patents (Class 508/205)
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Patent number: 9969844Abstract: The present invention relates to silicone polymer ligands for binding to quantum dots. The silicone polymer ligands contain a multiplicity of amine, carboxy, and/or phosphine binding groups suitable for attachment to quantum dots. The present invention also describes a process for the preparation of quantum dot binding ligands.Type: GrantFiled: July 16, 2015Date of Patent: May 15, 2018Assignee: Nanosys, Inc.Inventor: Paul T. Furuta
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Patent number: 9822326Abstract: This disclosure provides low viscosity, low volatility alkylated siloxane compounds and alkylated alkoxy silane compounds. This disclosure also provides processes for producing the alkylated siloxane compounds and alkylated alkoxy silane compounds, and lubricating oil basestocks and lubricating oils containing one or more of the alkylated siloxane compounds or one or more of the alkylated alkoxy silane compounds. This disclosure further provides a method for improving one or more of solubility and dispersancy of polar additives and/or sludge in a lubricating oil by using as the lubricating oil a formulated oil containing one or more of the alkylated siloxane compounds or one or more of the alkylated alkoxy silane compounds.Type: GrantFiled: February 17, 2015Date of Patent: November 21, 2017Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Abhimanyu O. Patil, Satish Bodige
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Patent number: 8991870Abstract: A lubricating coating which can prevent the occurrence of galling even when makeup is carried out with a high torque and which has excellent rust preventing properties is formed on the contact surfaces of a pin and/or a box of a tubular threaded joint. The lubricating coating contains copolymer particles made from particles of an acrylic-silicone copolymer with an average particle diameter of 10-50 ?m dispersed in a highly viscous matrix made from a mixture of a rosin-based substance selected from rosin and its derivatives, wax, a metal soap, and a basic metal salt of an aromatic organic acid (such as highly basic Ca sulfonate).Type: GrantFiled: November 4, 2011Date of Patent: March 31, 2015Assignees: Nippon Steel & Sumitomo Metal Corporation, Vallourec Oil and Gas FranceInventors: Kunio Goto, Yasuhiro Yamamoto
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Publication number: 20150057201Abstract: [Object] To provide lubricating thermoplastic resin compositions that can give formed articles exhibiting excellent lubricating properties and surface appearance and maintaining the lubricating properties permanently. [Solution] The lubricating thermoplastic resin composition includes an acid-modified copolymer (A) of a monomer mixture including an aromatic vinyl and a vinyl cyanide, the copolymer having a carboxyl group in the molecular chain, and a functionalized lubricant (B) having, in the molecule, a functional group (B1) capable of reacting with the carboxyl group and a lubricating segment (B2) having lubricating properties. The composition may further include a graft copolymer (C) and/or an additional thermoplastic resin (D) other than the acid-modified copolymer (A).Type: ApplicationFiled: April 5, 2013Publication date: February 26, 2015Applicant: UMG ABS, LTD.Inventors: Yoshitaka Naitoh, Kousaku Tao, Tomonori Takase, Risa Nii, Yoshiaki Shinohara, Keiichi Yagi, Nobutaka Hase
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Publication number: 20140045053Abstract: A dispersant of the present invention is used after being added to a dispersant obtained by dispersing fine particles of a crystalline polymer as a dispersed particle and is characterized by containing a copolymer of a first monomer and a second monomer, the first monomer being a monomer that can be crystallized as a polymer having the molecular structure identical to that of the dispersed particle.Type: ApplicationFiled: November 8, 2011Publication date: February 13, 2014Applicant: Fukuoka UniversityInventors: Satoshi Ichikawa, Kazuhiro Oda, Shigeru Yao
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Publication number: 20130277961Abstract: In order to provide a tubular threaded joint constituted by a pin and a box each having threads and an unthreaded metal contact portion with excellent galling resistance and gas tightness even in extremely cold environments at ?60° C. to ?20° C. and rust preventing properties without using a compound grease, a thermoplastic solid lubricating coating containing low friction copolymer particles made from an acrylic-silicone copolymer and preferably further containing a solid lubricant (e.g., graphite) in a thermoplastic polymer matrix (e.g., selected from polyolefin resins and ethylene-vinyl acetate copolymer resins) is formed on the surface of the threads and unthreaded metal contact portion of a pin and/or a box.Type: ApplicationFiled: November 4, 2011Publication date: October 24, 2013Applicants: VALLOUREC MANNESMANN OIL & GAS FRANCE, NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Kunio Goto, Masayoshi Sasaki
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Publication number: 20110239971Abstract: Disclosed is a method for improving copper corrosion performance of a lubricating oil composition containing (a) a major amount of a base oil of lubricating viscosity; and (b) one or more dispersants containing one or more basic nitrogen atoms. The method involves adding to the lubricating oil composition an effective amount of one or more copper corrosion performance improving agents of the general formula Si—X4 or a hydrolysis product thereof, wherein each X is independently a hydroxyl-containing group, hydrocarbyloxy-containing group, acyloxy-containing group, amino-containing group, monoalkyl amino-containing group or dialkyl amino-containing group.Type: ApplicationFiled: March 31, 2010Publication date: October 6, 2011Applicant: Chevron Oronite Company LLCInventors: Kenneth D. Nelson, Elaine S. Yamaguchi, Kam-Sik Ng, Paula S. Rogers
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Publication number: 20110245118Abstract: Disclosed is a method for improving compatibility of a fluorocarbon elastomer seal with a lubricating oil composition containing (a) a major amount of a base oil of lubricating viscosity; and (b) one or more dispersants containing one or more basic nitrogen atoms. The method involves adding to the lubricating oil composition an effective amount of one or more fluorocarbon elastomer compatibility improving agents of the general formula Si—X4 or a hydrolysis product thereof, wherein each X is independently a hydroxyl-containing group, hydrocarbyloxy-containing group, acyloxy-containing group, amino-containing group, monoalkyl amino-containing group or dialkyl amino-containing group.Type: ApplicationFiled: March 31, 2010Publication date: October 6, 2011Applicant: Chevron Oronite Company LLCInventors: Kenneth D. Nelson, Elaine S. Yamaguchi, Kam-Sik Ng, Paula S. Rogers
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Publication number: 20100081588Abstract: A lubricating oil composition is disclosed which comprises (a) a major amount of an oil of lubricating viscosity, and (b) an oil-soluble tetra-functional hydrolyzable silane compound of the general formula Si—X4 or a hydrolysis product thereof, wherein each X is independently a hydroxyl-containing group, hydrocarbyloxy-containing group, acyloxy-containing group, amino-containing group, monoalkyl amino-containing group or a dialkyl amino-containing group, and further wherein the lubricating oil composition is free of any zinc dialkyl dithiophosphate.Type: ApplicationFiled: September 30, 2008Publication date: April 1, 2010Applicant: Chevron Oronite Company LLCInventors: Elaine S. Yamaguchi, Kam-Sik Ng
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Publication number: 20090227481Abstract: A highly branched functionalized silicone backbone lubricating fluid which provides exceptionally low traction, a method of lowering traction coefficients in lubricating compositions, and to uses of such compositions.Type: ApplicationFiled: March 7, 2008Publication date: September 10, 2009Inventors: Wenning Wang Han, Martin N. Webster, Bernie J. Pafford
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Publication number: 20090093384Abstract: The invention relates to an industrial gear formulation containing a high TBN overbased detergent that results in decreasing micropitting for industrial gears.Type: ApplicationFiled: October 3, 2007Publication date: April 9, 2009Applicant: The Lubrizol CorporationInventors: William C. Ward, Brian M. O'Connor, James N. Vinci
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Method for forming tetraoxy-silane derived antiwear films and lubricating oil compositions therefrom
Publication number: 20080058231Abstract: Disclosed is a method for forming an antiwear film on an internal engine component comprising: contacting a surface of an internal wearing component of the engine with a tetra-functional hydrolyzable silane compound of the general formula Si—X4 or hydrolysis product thereof, wherein X is independently selected from the group consisting of hydroxyl, alkoxy, aryloxy, acyloxy, amino, monoalkyl amino and dialkyl amino; and hydrolyzing and condensing the tetra-functional silane to thereby form a film. Also disclosed are mixed silane films and the products produced by these methods.Type: ApplicationFiled: August 31, 2006Publication date: March 6, 2008Inventors: Elaine S. Yamaguchi, Kam-Sik Ng -
Publication number: 20080058232Abstract: Disclosed are lubricating oil compositions comprising a major amount of an oil of lubricating viscosity and a tetra-functional hydrolyzable silane compound of the general formula Si—X4 or hydrolysis product thereof, wherein X is independently selected from the group consisting of hydroxyl, alkoxy, aryloxy, acyloxy, amino, monoalkyl amino and dialkyl amino.Type: ApplicationFiled: August 31, 2006Publication date: March 6, 2008Inventors: Elaine S. Yamaguchi, Kam-Sik Ng
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Patent number: 7153353Abstract: A carnuba silicone wax which does not contain free silicone oil. This wax is obtained by reacting a silicone compound having a substituent with reactivity to the hydroxyl group in natural carnuba wax, with this hydroxyl group. A carboxyl group may be introduced into the molecule by reacting this hydroxyl group with a cyclic acid anhydride, and a silicone compound having a group which can react directly with this carboxyl group is made to react. Alternatively, a hydrogen silicone may be hydrosilylated by a double bond introduced by reacting an epoxy compound having a double bond with this carboxyl group.Type: GrantFiled: November 20, 2002Date of Patent: December 26, 2006Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Shoji Ichinohe
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Patent number: 6887835Abstract: Lubricants, especially lubricating oils, and fuels, especially hydrocarbon fuels, contain a class of anti-wear, anti-fatigue, and extreme pressure additives that are derived from silanes. The additives can be used as either partial or complete replacements for zinc dialkyldithiophosphates currently used in lubricants and fuels.Type: GrantFiled: March 31, 2003Date of Patent: May 3, 2005Assignee: Crompton CorporationInventors: Cyril A. Migdal, Robert G. Rowland, David J. Sikora, Frederick D. Osterholtz
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Patent number: 5549835Abstract: Disclosed are an apparatus having sliding parts and a compound for preventing diffusion or separation of a base oil; and a compound for preventing diffusion or separation of the base oil used for the apparatus: an electronic or electric appliance using a joul heat generating source, means for taking out joul heat to the outside by sliding with said heat generating source, and heat conducting compound intervenient between said heat taking out means and heat generating source; and the heat conducting compound used for the appliance.Type: GrantFiled: October 19, 1995Date of Patent: August 27, 1996Assignee: Hitachi, Ltd.Inventors: Takao Uematsu, Mitsuyoshi Shoji, Takayuki Nakakawaji, Shigeki Komatsuzaki, Yutaka Ito, Atsushi Morihara, Koji Sato, Shizuo Zushi, Hiroshi Go
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Patent number: 5534172Abstract: An aqueous-based cutting fluid for machining photoreceptor substrates contains:(A) at least one antioxidant;(B) one or more surfactants, at least one of which is a polysiloxane surfactant;(C) at least one lubricant; and(D) water.The cutting fluid can also optionally contain one or more biocides. The cutting fluid is environmentally safe, non-toxic and biodegradable and can be removed in a postmachining cleaning process using only high quality distilled water.Type: GrantFiled: March 14, 1995Date of Patent: July 9, 1996Assignee: Xerox CorporationInventors: Phillip G. Perry, Gene W. O'Dell, Ronny W. F. van Asten