Polycyclo Ring System Which Contains The Hetero Ring As One Of The Cyclos Patents (Class 508/261)
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Patent number: 11597891Abstract: New ashless TBN molecules are synthesized, and lubricant compositions containing them, boost the total base number. The lubricant compositions further tested for ASTM D6594 copper corrosion test meets ASTM limits.Type: GrantFiled: January 12, 2022Date of Patent: March 7, 2023Assignee: VALVOLINE LICENSING AND INTELLECTUAL PROPERTY LLCInventors: Rajkumar Rajule, Jesse Dambacher
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Patent number: 11345873Abstract: New ashless TBN molecules are synthesized, and lubricant compositions containing them, boost the total base number. The lubricant compositions further tested for ASTM D6594 copper corrosion test meets ASTM limits.Type: GrantFiled: August 13, 2020Date of Patent: May 31, 2022Assignee: Valvoline Licensing and Intellectual Property LLCInventors: Rajkumar Rajule, Jesse Dambacher
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Publication number: 20150045265Abstract: A lubricating oil composition for refrigerating machines contains a base oil and an additive in a form of a naphthalimide compound. A refrigerant used in a refrigerating machine in which the composition is used is unsaturated hydrofluorocarbon (unsaturated HFC) having a GWP of 1000 or less. When the present lubricating oil composition for refrigerating machines is used in refrigerating equipment such as an open-type automobile air-conditioner, an electric automobile air-conditioner, a gas heat pump, other air-conditioning equipment, a refrigerating machine, a vending machine, a showcase, a water-heating system and a refrigerating/heating system, it is possible to detect the leakage of a refrigerant with a long-lasting stability. Therefore, when an unsaturated fron refrigerant with a poor stability is used in the above-listed equipment, the present lubricating oil composition for refrigerating machines is significantly advantageous.Type: ApplicationFiled: March 21, 2013Publication date: February 12, 2015Applicant: IDEMITSU KOSAN, CO. LTD.Inventor: Tomoya Matsumoto
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Publication number: 20150038381Abstract: A lubricating oil composition for refrigerating machines contains a base oil and an additive in a form of a coumarin compound. When the present lubricating oil composition for refrigerating machines is used in refrigerating equipment such as an open-type automobile air-conditioner, an electric automobile air-conditioner, a gas heat pump, other air-conditioning equipment, a refrigerating machine, a vending machine, a showcase, a water-heating system and a refrigerating/heating system, it is possible to detect the leakage of a refrigerant with a long-lasting stability. Therefore, when an unsaturated chlorofluorocarbon refrigerant with a poor stability is used in the above-listed equipment, the present lubricating oil composition for refrigerating machines is significantly advantageous.Type: ApplicationFiled: March 21, 2013Publication date: February 5, 2015Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Tomoya Matsumoto, Tadashi Kisen
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Patent number: 8933247Abstract: The present invention provides a succinimide compound represented by the following formula (1-1) or (1-2), and a lubricating oil additive and a lubricating oil composition which contain the succinimide compound. wherein R represents an alkyl group or an alkenyl group having a number-average molecular weight of 500 or greater and less than 5000. wherein R represents an alkyl group or an alkenyl group having a number-average molecular weight of 500 or greater and less than 5000.Type: GrantFiled: March 29, 2011Date of Patent: January 13, 2015Assignee: JX Nippon Oil & Energy CorporationInventors: Kazuo Tagawa, Miho Endou
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Publication number: 20130310287Abstract: The invention provides an oil of lubricating viscosity, a dispersant and an amine-functionalised additive, wherein the amine-functionalised additive is derived from an amine having at least 3 or 4 aromatic groups. The invention further relates to the use of the lubricating composition in an internal combustion engine.Type: ApplicationFiled: July 22, 2013Publication date: November 21, 2013Applicant: THE LUBRIZOL CORPORATIONInventors: Matthew D. Gieselman, John K. Pudelski, Mary Galic Raguz, Thomas Derevjanik
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Patent number: 8581006Abstract: Reaction of a carboxylic acid-containing polymer with certain aromatic amines and polyols results in ester containing dispersant viscosity modifiers with improved soot handling performance in heavy-duty diesel engines, compared with non-ester containing dispersants.Type: GrantFiled: January 4, 2008Date of Patent: November 12, 2013Assignee: The Lubrizol CorporationInventors: Matthew D. Gieselman, John K. Pudelski, Renee A. Eveland, Adam J. Preston
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Publication number: 20130102507Abstract: A lubricant composition useful for automotive engines, comprising: (A) at least one polyalkylene glycol suitable for use as a lubricant in an automotive engine, (B) an additive package which comprises an acid scavenger, wherein the acid scavenger is an aspartic acid ester, aspartic acid amide, a Group V aspartic acid salt, or a combination thereof.Type: ApplicationFiled: December 14, 2012Publication date: April 25, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventor: DOW GLOBAL TECHNOLOGIES LLC
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Publication number: 20110306528Abstract: The invention provides a lubricating composition comprising an oil of lubricating viscosity and an amine-functionalised additive, wherein the amine-functionalised additive is derived from an amine having at least 3 aromatic groups, at least one —NH2 functional group, and at least 2 secondary or tertiary amino groups. The invention further provides for the additive to have dispersant and/or dispersant viscosity modifying properties. The lubricating composition is suitable for lubricating an internal combustion engine.Type: ApplicationFiled: November 23, 2009Publication date: December 15, 2011Applicant: THE LUBRIZOL CORPORATIONInventors: Matthew D. Gieselman, Adam J. Preston
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Publication number: 20110124537Abstract: The invention relates to a lubricant composition based on modified, natural and renewable raw materials, the viscosity of which can be adjusted according to the application. The invention relates more particularly to biodegradable lubricant compositions.Type: ApplicationFiled: June 9, 2009Publication date: May 26, 2011Inventors: Thomas Kilthau, Martin Schmidt-Amelunxen, Sarah Zirkel
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Publication number: 20110021392Abstract: The present invention provides a method for preparing a lubricating composition, in particular a grease, the method at least comprising the steps of: a) providing a base oil composition optionally containing one or more additives; b) providing a solution of one or more alkyl-substituted quinolines or oligomeric derivatives thereof in a solvent; and c) adding the solution of step b) to the base oil composition of step a) at a temperature below 150° C.Type: ApplicationFiled: January 16, 2009Publication date: January 27, 2011Inventor: Alan Richard Wheatley
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Publication number: 20100311624Abstract: Reaction of a carboxylic acid-containing polymer with certain aromatic amines results in dispersant viscosity modifiers with improved soot handling performance in heavy-duty diesel engines, compared with reaction with non-aromatic amines.Type: ApplicationFiled: August 18, 2010Publication date: December 9, 2010Inventors: Michael J. Covitch, John K. Pudelski, Christopher Friend, Matt D. Gieselman, Renee A. Eveland, Mary Galic Raguz, Barton J. Schober
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Patent number: 7847125Abstract: A compound having the formula: R1 and R2 together with the carbon atoms to which they are bonded are joined together to form a C3-C30 ring. The C3-C30 ring may be substituted with one or more substituents or unsubstituted. The C3-C30 ring may contain one or more heteroatoms. The C3-C30 ring may be saturated, partially unsaturated, or fully unsaturated.Type: GrantFiled: November 16, 2007Date of Patent: December 7, 2010Assignee: Chemtura CorporationInventors: Qinggao Ma, Cyril Migdal
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Patent number: 7838703Abstract: A diaromatic amine compound having the general formula: wherein R1 and R2 together with the carbon atoms to which they are bonded are joined together to form a C3-C30 ring, and R3 is an allyl, benzyl, or methallyl group. R4, R5, and R6 are independently hydrogen, C1-C30 alkyl group, C2-C30 alkenyl group, C3-C12 cycloalkyl group, C5-C25 aryl group, C6-C25 arylalkyl group, or C1-C30 alkoxy group.Type: GrantFiled: November 16, 2007Date of Patent: November 23, 2010Assignee: Chemtura CorporationInventors: Qinggao Ma, Cyril Migdal
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Patent number: 7816308Abstract: Disclosed herein is a composition comprising: A) a lubricant; and B) a mixture of antioxidants, wherein said mixture is prepared by the partial condensation of an alkylated diphenylamine with an aldehyde or ketone in the presence of an acidic catalyst to yield at least one acridan of the general formula: wherein: R1, R2, R3, and R4 are independently selected from the group consisting of hydrogen, C3 to C32 alkyl, and C3 to C32 alkenyl, provided that at least one of R1, R2, R3, and R4 is not hydrogen, and R5 and R6 are independently selected from the group consisting of C1 to C20 hydrocarbyl and hydrogen; wherein, at the termination of said condensation, residual alkylated diphenylamine is not separated from the acridan product.Type: GrantFiled: April 14, 2004Date of Patent: October 19, 2010Assignee: Crompton CorporationInventors: Karl J. Duyck, Theodore E. Nalesnik, John R. Baranski, Cyril A. Migdal, Rebecca F. Seibert
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Publication number: 20090131290Abstract: A compound having the formula: R1 and R2 together with the carbon atoms to which they are bonded are joined together to form a C3-C30 ring. The C3-C30 ring may be substituted with one or more substituents or unsubstituted. The C3-C30 ring may contain one or more heteroatoms. The C3-C30 ring may be saturated, partially unsaturated, or fully unsaturated.Type: ApplicationFiled: November 16, 2007Publication date: May 21, 2009Inventors: Qinggao Ma, Cyril Migdal
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Patent number: 7501386Abstract: Disclosed is a lubricating oil composition containing an oil of lubricating viscosity and a particularly effective mixture of a benzo[b]perhydroheterocyclic arylamine and a diarylamine which together provide superior oxidation inhibition.Type: GrantFiled: December 21, 2005Date of Patent: March 10, 2009Assignee: Chevron Oronite Company, LLCInventors: Richard E. Cherpeck, Carrie Y. Chan
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Patent number: 7459415Abstract: Embodiments relate to lubricants disposed over magnetic storage media, such as rotatable thin film magnetic discs. One embodiment comprises a lubricant compound of a fluoropolyether chain having one or more carbonyl-imide pairs. For example, the carbonyl-imide pair may be located at one end, both ends, and/or in the middle of the fluoropolyether chain.Type: GrantFiled: October 13, 2004Date of Patent: December 2, 2008Assignee: Seagate Technology LLCInventors: Jianwei Liu, Michael Joseph Stirniman, Jing Gui
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Patent number: 7300910Abstract: Lubricating oil compositions providing superior soot dispersing characteristics, which contain a combination of a high molecular weight dispersant and a soot dispersant comprising a linked aromatic oligomer.Type: GrantFiled: April 26, 2004Date of Patent: November 27, 2007Assignee: Infineum International LimitedInventors: Antonio Gutierrez, Ricardo A. Bloch, Nancy Z. Diggs, Fredrick W. Girshick, David J. Martella, Mark G. Stevens, Jacob Emert
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Patent number: 6916767Abstract: A composition of matter is disclosed wherein the composition comprises an N-aromatic substituted acid amide compound selected from the group consisting of compounds of formula (I) wherein A and B are independently selected alkylene groups; R1 is selected from the group consisting of hydrogen, alkyl, alkylether, or ester; R2 is hydrogen if R1 is hydrogen; R2 is an alkyl primary amine if R1 is alkyl, alkylether, or ester; R3 and R4 are independently selected from the group consisting of hydrogen and alkyl; R5 is a sterically hindered phenolic group of formula (II) or formula (III) wherein X is CH2, S, NH, or O; and m, n, and p are independently selected integers equal to 0 or 1. These compositions may be used as such or they may be bound to a polymer backbone via a linking moiety.Type: GrantFiled: December 5, 2000Date of Patent: July 12, 2005Assignee: Uniroyal Chemical Company, Inc.Inventors: Karl J. Duyck, Theodore E. Nalesnik
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Patent number: 6726855Abstract: A composition is disclosed that comprises lubricating oil and at least a first antioxidant and a second antioxidant, the first antioxidant being a secondary diarylamine and the second antioxidant being a 2,2,4-trialkyl-1,2-dihydroquinoline or a polymer thereof. Also disclosed is a method of increasing the oxidation stability of a lubricating oil comprising adding thereto at least a first antioxidant and a second antioxidant, the first antioxidant being a secondary diarylamine and the second antioxidant being a 2,2,4-trialkyl-1,2-dihydroquinoline or a polymer thereof.Type: GrantFiled: December 2, 1998Date of Patent: April 27, 2004Assignee: Uniroyal Chemical Company, Inc.Inventors: Cyril A. Migdal, Ronald D. Abbott
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Publication number: 20040033910Abstract: A composition comprising: (a) from 0.Type: ApplicationFiled: August 7, 2003Publication date: February 19, 2004Inventor: Ravindranath Mukkamala
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Patent number: 6482243Abstract: The present invention is directed to a composition for use in a combustion engine either as a fuel additive or as an additive for a crankcase lubricant. The composition may include a polyunsaturated aliphatic or alicyclic compound having at least three, but no more than six, double bonds to improve the combustion process by acting as pseudo-catalyst in the combustion reaction. The composition may further include a derivative of dihydrobenzo-gamma-pyrane to improve the combustion process by acting as pseudo-catalyst in the combustion reaction. The composition may further include surfactants such as polyethylene glycol and/or one or more polyoxyalkene derivatives of either polypropylene glycol, polyethylene glycol or sorbitol. A media of fatty acid esters is provided to dilute the combustion promoters, surfactants and other ingredients allowing accurate concentrations of these ingredients to be introduced into the fuel chamber.Type: GrantFiled: March 22, 2001Date of Patent: November 19, 2002Assignee: J.T. Granatelli Lubricants, Inc.Inventor: Vladimir Y. Podlipskiy
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Publication number: 20020115575Abstract: Lubricating oil compositions providing superior soot dispersing characteristics, which contain a combination of a high molecular weight dispersant and a soot dispersant comprising a linked aromatic oligomer.Type: ApplicationFiled: December 22, 2000Publication date: August 22, 2002Inventors: Antonio Gutierrez, Ricardo A. Bloch, Nancy Z. Diggs, Fredrick W. Girschick, David J. Martella, Mark G. Stevens, Jacob Emert
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Patent number: 6251302Abstract: The present invention provides, a 3 or 4-amino-1,8-naphthalimide compound having polyether substituent groups at the 3 or 4-position and the imide position. The polyether groups are linked to a hydrocarbon directly linked at the 3 or 4-amino position and the imide position. The polyether groups render the 3 or 4-amino-1,8-naphthalimide compound sufficiently soluble in a fluid such that visualization of the fluid by color or fluoresence is allowed. In one advantageous embodiment, the 3 or 4-amino-1,8-naphthalimide is obtained from the mixture of 4-chloro-1,8-naphthalic anhydride with monoamine polyether.Type: GrantFiled: January 15, 1998Date of Patent: June 26, 2001Assignee: MicroBioMed CorporationInventors: Ronald E. Utecht, David E. Lewis
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Patent number: 6235686Abstract: Lubricating compositions containing a major amount of a base oil and an effective amount of an additive component having at least one compound of formula (I): where R is one of the following radicals, methyl, ethyl, n-propyl, i-propyl or a combination thereof, and n=0-8. In a preferred embodiment, R is a methyl radical and n=2-3. The lubricating compositions provide improved lubricating performance, particularly by inhibiting oxidation and improving thermal stability.Type: GrantFiled: August 16, 2000Date of Patent: May 22, 2001Assignee: R.T. Vanderbilt Company, Inc.Inventors: Thomas J. Karol, Steven G. Donnelly
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Patent number: 6150306Abstract: A dye composition has the formula: ##STR1## where R.sup.1 and R.sup.2 are the same or different and are selected from (A) C.sub.2 -C.sub.12 alkyloxyalkyl, and (B) C.sub.9-12 alkyl, (A) comprising from about 30 to 80 mole % of the R groups, (B) comprising 20 to about 70 mole % of the R groups. The dye composition is useful as a fluorescent tracer in refrigerant lubricants of the polyol ester types used in non-Freon refrigerants.Type: GrantFiled: March 4, 1999Date of Patent: November 21, 2000Assignee: Morton Internatioanl Inc.Inventor: Michael R. Friswell
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Patent number: 6004909Abstract: A non-toxic antimicrobial boundary lubricant comprises a major portion of a base oil composed either separately or in various combinations of animal, vegetable and/or petroleum oils and a minor portion of an extreme pressure additive; an antioxidant; and an antimicrobial compound. The lubricant has a pH of 7.40 (.+-.0.15 pH units) and preferably contains chlorhexidine gluconate as an antimicrobial compound.Type: GrantFiled: February 2, 1999Date of Patent: December 21, 1999Assignee: American Eagle Technologies, Inc.Inventor: Gerald (Jerry) Lindman
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Patent number: 5869436Abstract: A non-toxic antimicrobial-boundary lubricant comprises a major portion of mineral oil and a minor portion of an extreme pressure additive; an antioxidant; and an antimicrobial compound. The lubricant has a pH of about 7.4 and preferably contains chlorhexidine gluconate as an antimicrobial compound.Type: GrantFiled: July 18, 1997Date of Patent: February 9, 1999Assignee: American Eagle Technologies, Inc.Inventor: Jerry Lindman
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Patent number: 5858930Abstract: 1,8-Naphthalimide derivatives of Formula (I) are useful as fluorescent dyes: ##STR1## wherein R.sup.1 and R.sup.2 are each independently selected from the group consisting of branched alkyl groups containing 7-8 carbon atoms and alkyloxyalkyl groups containing 4 to 24 carbon atoms.Type: GrantFiled: May 30, 1997Date of Patent: January 12, 1999Assignee: United Color Manufacturing, Inc.Inventors: Bharat Desai, Michael J. Smith
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Patent number: 5746946Abstract: The invention relates to imidazolidinone derivatives formed from the reaction of (1) a substituted-ethyl imidazolidinone; (2) substituted ethyl/propyl propylene urea or (3) a cyclic propylene urea with: (a) a C.sub.1 -C.sub.24 alkyl or a C.sub.3 -C.sub.24 alkenyl substituted anhydride or, (b) a C.sub.3 -C.sub.24 carboxylic acid or corresponding ester; their compositions and use as corrosion inhibitors and/or surfactants.Type: GrantFiled: December 26, 1996Date of Patent: May 5, 1998Assignee: King Idustries, Inc.Inventors: Zhigiang Alex He, Werner Joseph Blank
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Patent number: 5558807Abstract: A high temperature long bearing life grease is disclosed comprising a wax isomerate based base stock plus an antioxidant consisting of a metal salt and a diphenyl amine. The base stock may be 100% wax isomerate oil or mixture of wax isomerate oil and mineral oil boiling in the lube oil boiling range.Type: GrantFiled: May 19, 1995Date of Patent: September 24, 1996Assignee: Exxon Research and Engineering CompanyInventor: Jeenok T. Kim
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Patent number: 5536427Abstract: A non-flammable electric discharge machining fluid for electric discharge machining which comprises a non-flammable water base solution, a block copolymer represented by the general formula: ##STR1## wherein n ranges from 1 to 5 and n/(m+p) ranges from 0.5 to 2.5. The fluid contributes to a lowered electrode wear rate and an improved machining removal rate.Type: GrantFiled: May 10, 1994Date of Patent: July 16, 1996Assignee: Sodick Co., Ltd.Inventors: Nobuyuki Takahashi, Makoto Sugai