Exxon Research and Engineering Company

Exxonmobil Research and Engineering Company

Exxonmobil Upstream Research Company

Exxon Chemical Patents, Inc.

Jacob Joseph Habeeb

Morton Beltzer

Abhimanyu Onkar Patil

Paul Joseph Berlowitz

Robert J Wittenbrink

Brandon T Weldon

Douglas Edward Deckman

Michael Eugene Landis

Gopal H Singhal

Nicholas Feldman

Christopher J May

Ramesh Varadaraj

Karla Schall Colle

Steven Paul Rucker

William L Maxwell

Nicole D Vaughn

William H Buck

Ramon L Espino

Steven M Jetter

Martin Leo Gorbaty

David Joseph Baillargeon

Daniel Francis Ryan

Dominick N Mazzone

Charles Lambert Baker, Jr

James Peter Stokes

Marc-Andre Poirier

Manika Varma-Nair

Rustom Merwan Billimoria

Eugine Choi

Chengrong X Wang

William H Stover

Terence Colclough

James N Francis

Manuel Anthony Francisco

Alan Gary Blahey

Elisavet P Vrahopoulou

Mike T Noorman

Joseph Vardi

Paul Patrick Wells

Steven Kennedy

Benjamin Daniel Eirich

Heather M Haigh

Kenneth D Rose

Jessica Lee Prince

Donna I Hoel

William J Golumbfskie

William N Rogers

Caliann N Bogovic

Dominick Nicholas Mazzone

Douglas E Johnson

Robert Jay Wittenbrink

Carbon nanomaterials functionalized on their surface with ester or amide functionality are made using a technique involving multiple space apart in time or dropwise additions of reactants to the carbon nanomaterials, and are soluble in hydrocarbon liquids.

Functionalized carbon nanostructures which are soluble in hydrocarbons and method for preparation

Provided are lubricant compositions with improved oxidative stability and frictional and wear resistance properties for use in engine oil applications. The lubricant compositions include: i) a first base stock selected from a Group I base stock, a Group II base stock or a combination thereof at 50 to 80 wt %; ii) a block copolymer at 1 to 10 wt %; iii) a viscosity modifier at 3 to 15 wt % selected from polymers and copolymers of methacrylate, butadiene, olefins and alkylated styrenes; and iv) an additive package including a combination of antioxidants, dispersants, detergents, friction modifiers and antiwear agents at 2 to 30 wt %.

Lubricant compositions based on block copolymers and processes for making

The lubricating oil used to lubricate diesel engines is stabilized against the detrimental degradation effects of biodiesel fuel by the addition to the lubricating oil of an additive concentrate comprising a premix of a first antioxidant, a second antioxidant of a type different from the first and an organometallic compound.

Method for stabilizing diesel engine lubricating oil against degradation by biodiesel fuel

Lubricating oil used for the lubrication of engines run on biodiesel fuels are improved in their resistance to oxidation by the addition to said to lubricating oil of particular detergents, and premixed mixtures of particular detergents and anti-oxidants.

Lubricating oil compositions for biodiesel fueled engines

Provided is a method of improving the pour point of lubricating compositions comprising in admixture a base stock selected from the group consisting of Group I, Group II, Group III, Group IV and Group V base stocks, or any combination thereof, one or more polyalkylene glycol mono ethers and one or more pour point depressant by premixing at least one polyalkylene glycol mono ether with at least one pour point depressant prior to blending the premixed polyalkylene glycol mono ethers and pour point depressant with the base stock.

Method of improving pour point of lubricating compositions containing polyalkylene glycol mono ethers

The invention provides novel methods for optimizing the design of a fatty acid alkyl ester-containing biofuel (e.g. a biodiesel, a biodiesel blend, or a jet biofuel) and for identifying a fatty acid alkyl ester-containing biofuel's feedstock.

Methods for analyzing and optimizing biofuel compositions

Lubricating oil of reduced friction comprise lubricating oil base stock and dissolved therein carbon nanomaterials functionalized on their surface with ester or amide functionality and made using a technique involving multiple space apart in time or dropwise additions of reactants to the carbon nanomaterials.

Reduced friction lubricating oils containing functionalized carbon nanomaterials

The addition of alkyl salicylic acids and esters represented by Formula I where R&#x2550;H or Cto Clinear alkyl group; R&#x2550;H or linear Cto Ccarbonyl group; and R=linear Cto Calkyl group reduces the pour point of a hydrocarbon base oil. Thus, both a method for reducing the pour point of hydrocarbon oils and lubricating composition containing pour point reducing salicylates are provided. The hydrocarbon base oil in such method and composition preferably is a Group III base oil.

Hydrocarbon fluids with improved pour point

Lubricating oil used for the lubrication of engines run on biodiesel fuels are improved in their resistance to oxidation, sludge and deposits formation by the addition to said lubricating oil of detergent to increase the TBN of the lubricating oil or the addition of organic bases.

Method for improving the resistance to one or more of corrosion, oxidation, sludge and deposit formation of lubricating oil compositions for biodiesel fueled engines

The resistance to oxidation of a lubricating oil is enhanced by the addition to the lubricating oil of an additive amount of an ionic liquid.

Method for the control of hydroperoxide-induced oxidation in formulated lubricating oils by use of ionic liquids as additives

The anti-wear and anti-friction performance of a lubricating oil is improved by the addition thereto of an additive amount of ionic liquids.

Method for reducing friction/wear of formulated lubricating oils by use of ionic liquids as anti-friction/anti-wear additives

The resistance to deposit formation in formulated lubricating oils is enhanced by the addition to the lubricating oil of an additive amount of ionic liquids.

Method for the control of deposit formation in formulated lubricating oil by use of ionic liquids as additives

A lubricating oil formulation is disclosed inhibiting a pour point of about &#x2212;45&#xb0; C. or lower and a Brookfield viscosity at &#x2212;40&#xb0; C. of about 60,000 cP or less comprising a mixture of a base stock selected from the group consisting of a Group III base stock, a GTL base stock, synthetic and natural waxy hydrocarbon hydroisomerate base stock, and mixtures thereof in combination with HVI-PAO. Also disclosed is a method for reducing the pour point and enhancing the &#x2212;40&#xb0; C. Brookfield viscosity performance of a lubricating oil comprising a base stock selected from the group consisting of Group III base stock, GTL base stock, synthetic and natural waxy hydrocarbon hydroisomerate base stock, and mixtures thereof by adding HVI-PAO to such base stock.

Enhancement of low temprature performance of group III base stocks by blending with HVI-PAO

Lubricating oil compositions of the invention comprise a major amount of a base oil of lubricating viscosity and an effective amount of at least one lubricant antioxidant, the base oil comprising a blend of a Group III base oil derived from a synthesis gas, and a Group IV base oil wherein the ratio of the Group III to Group IV base oils is such that the lubricating composition exhibits an oxidation stability determined by a measure of high temperature deposits that is less than half the mathematical sum of the oxidative stability determined for each of the unblended Group III and Group IV oils containing the same antioxidant in the same amount as in the blend.

Synthetic lubricating compositions

The present invention is directed to method of making a green lubricant composition having improved wear protection and reduced phosphorus emissions.

Green lubricant compositions

Growing community of inventors

Westfield, NJ, United States of America

Jacob Joseph Habeeb