Afton Chemical Corporation

Ethyl Corporation

Afton Chemical Intangibles LLC

Atton Chemical Intangibles LLC

John T Loper

Jeremy P Styer

Roger M Sheets

Gregory Guinther

Mark Thomas Devlin

Carl K Esche

Naresh Mathur

Vincent James Gatto

Joseph W Roos

Lawrence Cunningham

Paul G Griffin

Nathaniel Cain

Allen A Aradi

William Y Lam

William Jay Colucci

Tze-Chi Jao

Gregory P Liesen

Timothy J Henly

Jason Lagona

David A Hutchison

Robert T Dittmeier

Chente Huang

Jason A Lagona

Scott D Schwab

Sanjay Srinivasan

Helen T Ryan

Sheng Jiang

Arturo Carranza

Akhilesh Duggal

Todd M Dvorak

Carl A Mike

David J Degonia

Charles A Passut

Peter Growcott

Christopher James Dudding

Jeffrey M Guevremont

Anthony Fagan

Robert Quigley

Ronald L Phillips

Andrew Robertson

Ian A Bell

Chip Hewette

JoRuetta R Ellington

Gregory H Guinther

A copolymer including ethylene units and units of one or more Calpha-olefins. The copolymer has a number average molecular weight of less than 5,000 g/mol, as measured by GPC. The ethylene content of the copolymer is less than 80 mol %. At least 70% of molecules of the copolymer have an unsaturated group, and at least 70% of said unsaturated groups are located in a terminal vinylidene group or a tri-substituted isomer of a terminal vinylidene group. The copolymer has a crossover temperature of &#x2212;20&#xb0; C. or lower and/or a certain ethylene run length. Also disclosed are a method for making the copolymer and polyolefins plasticized with 1-40 wt % of the copolymer.

Microstructure-controlled copolymers of ethylene and C-Calpha-olefins

The present disclosure relates to oxazoline modified lubricant additives that have dispersant properties and lubricating oil compositions including such dispersant lubricant additives. The disclosure also relates to the use of lubricant compositions comprising the additives of the disclosure for improving the soot or sludge handling characteristics of an engine lubricant composition while providing robust and consistent frictional performance at the same time.

Oxazoline modified dispersants

Engine oil \s and methods for use in soot-producing engines. The engine oil contains a major amount of a base oil and a dispersant reaction product of A) a hydrocarbyl-dicarboxylic acid or anhydride, and B) at least one polyamine, that is post-treated with C) an aromatic carboxylic acid, an aromatic polycarboxylic acid, or an aromatic anhydride, wherein all carboxylic acid or anhydride groups of C) are attached directly to an aromatic ring. A molar ratio of carboxyl groups from components A) and C) to nitrogen atoms from component B) of from 0.9 to 1.3 is used to make the dispersant which also has a molar ratio of component C) to component B) of at least 0.4 and when component B) has an average of 4-6 nitrogen atoms per molecule, a molar ratio of A) to B) is from 1.0 to 1.6.

Engine oils for soot handling and friction reduction

Ethylene-C-Calpha olefin copolymers, dispersants and lubricating oils/fuel compositions incorporating dispersants, and related methods are generally described herein. The copolymer may comprise ethylene-derived units and C-Calpha-olefin-derived units. The C-Calpha-olefin-derived units may have a carbon number from three to ten. For example, the C-Calpha-olefin-derived units may be propylene-derived units.

Polyolefin-derived dispersants

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A lubricant composition, lubricant concentrate and method for reducing engine deposits. The composition and method include a base oil of lubricating viscosity; an organo-molybdenum compound; a deposition reducing amount of a reaction product of an alkyl-substituted dicarboxylic acid compound selected from the group consisting of alkyl-substituted dicarboxylic acids, alkyl-substituted dicarboxylic acid anhydrides, and mixtures thereof, and a basic salt of aminoguanidine, in an amount sufficient to provide a product rich in alkyl bis-3-amino-1,2,4-triazole; and optionally a phenate detergent. The lubricant composition and method provide engine deposits that are less than an amount of engine deposits in the absence of component (c) and/or optional component (d).

Lubricating method and composition for reducing engine deposits

A compression-ignited engine lubricant and a method for reducing engine wear. The lubricant including, (a) a base oil; (b) oleamide; (c) zinc dihydrocarbyl dithiophosphate; and (d) a functionalized dispersant. The functionalized dispersant is made by reacting together (i) a hydrocarbyl-dicarboxylic acid or anhydride, (ii) a polyamine, (iii) a dicarboxyl-containing fused aromatic compound or anhydride thereof, and optionally, (iv) a non-aromatic dicarboxylic acid or anhydride, wherein the hydrocarbyl group of the hydrocarbyl-dicarboxylic acid or anhydride has a number average molecular weight of greater than 1800 Daltons as determined by gel permeation chromatography.

Lubricating oil composition and additive therefor having improved wear properties

A lubricating oil comprises a major amount of a base oil and a minor amount of an additive package, and the additive package comprises at least one friction modifier of formula I: where R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl having about 8 to about 22 carbon atoms or R is represented by: and Ris a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl having about 8 to about 22 carbon atoms and Ris hydrogen or a hydrocarbyl having about 1 to about 2 carbon atoms. Methods of using the lubricating oil to improve thin film and/or boundary layer friction in an engine are also disclosed.

Friction modifiers for lubricating oils

A lubricating composition comprising a major amount of base oil and a minor amount of an additive package, wherein the additive package comprises (A) a friction modifier component selected from: and wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl having about 8 to about 22 carbon atoms; Rand Rare independently selected from hydrogen, C-Chydrocarbyl groups, and C-Chydrocarbyl groups containing one or more heteroatoms; and X is an alkali metal, alkaline earth metal or ammonium cation and n is the valence of cation X; and (B) at least one detergent.

Additive compositions with a friction modifier and a detergent

An engine oil comprising a major amount of a base oil and a minor amount of an additive package, wherein the additive package comprises: (A) a friction modifier compound of the formula IV: wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl group having about 8 to about 22 carbon atoms;and

Additive compositions with a friction modifier and a dispersant

A lubricating composition comprising a major amount of base oil and a minor amount of an additive package, wherein the additive package comprises: (A) a friction modifier component selected from: and wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl having about 8 to about 22 carbon atoms; Rand Rare independently selected from hydrogen, C-Chydrocarbyl groups, and C-Chydrocarbyl groups containing one or more heteroatoms; and X is an alkali metal, alkaline earth metal, or ammonium cation and n is the valence of cation X; and

Additive compositions with a friction modifier and a metal dialkyl dithio phosphate salt

A lubricating oil comprising a major amount of base oil and a minor amount of an additive package, wherein the additive package comprises: (A) a friction modifier component selected from: and  Where R is as defined above; and

Additive compositions with plural friction modifiers

A lubricating oil comprising a major amount of a base oil and a minor amount of an additive package, and the additive package comprises at least one friction modifier selected from compounds of the formulae II, III and IV, and carboxylate salts thereof: wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl having about 8 to about 28 carbon atoms, n is 0 or 1; and the carboxylate salts have a cation that is an alkali metal, alkaline earth metal, group IIB metal, or ammonium cation; and a dispersant and/or a detergent wherein said lubricating oil comprises at total of at least 5 wt. % of the dispersant and/or the detergent. Methods of using the engine oil to improve thin film and/or boundary layer friction in an engine are also provided.

A lubricating oil comprising a major amount of base oil and a minor amount of an additive package comprising a friction modifier component selected from:  and

Friction modifiers for use in lubricating oil compositions

A lubricating composition comprising a major amount of base oil and a minor amount of an additive package, wherein the additive package comprises   wherein R is as defined above; and X is an alkali metal, alkaline earth metal or ammonium cation and n is the valence of cation X; and

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Richmond, VA, United States of America

John T Loper