The instant disclosure relates to a lubricant composition having an oil of lubricating viscosity, a polymeric surfactant compound that is an acylated polymer having a number average molecular weight of about 500 to about 50,000 where the polymer comprises a branched olefin having from 8 to 30 carbon atoms. The acylated polymer can further be reacted with an amine or alcohol to form an amide, imide, ester or combinations thereof. The present disclosure further relates to lubricant compositions that exhibit good dispersancy and viscometric performance.

The instant disclosure relates to a lubricant composition having an oil of lubricating viscosity, a polymeric surfactant compound that is an acylated polymer having a number average molecular weight of about 500 to about 50,000 where the polymer comprises a branched olefin having from 8 to 30 carbon atoms. The acylated polymer can further be reacted with an amine or alcohol to form an amide, imide, ester or combinations thereof. The present disclosure further relates to lubricant compositions that exhibit good dispersancy and viscometric performance.

An automatic transmission fluid contains: a base oil: a component (A) that is two or more succinimides each having an alkenyl group or an alkyl group, wherein a mass average molecular weight of the alkenyl group or the alkyl group is different in each of the succinimides; a component (B) that is a primary amine having a carbon chain having 12 to 24 carbon atoms; a component (C) that is an aliphatic amine alkylene oxide adduct having a carbon chain having 12 to 20 carbon atoms; and a component (D) that is an amide compound.

An automatic transmission fluid contains: a base oil: a component (A) that is two or more succinimides each having an alkenyl group or an alkyl group, wherein a mass average molecular weight of the alkenyl group or the alkyl group is different in each of the succinimides; a component (B) that is a primary amine having a carbon chain having 12 to 24 carbon atoms; a component (C) that is an aliphatic amine alkylene oxide adduct having a carbon chain having 12 to 20 carbon atoms; and a component (D) that is an amide compound.

This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.)

This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.)

This disclosure relates to sulfurized derivatives made from functionalized monomers. The disclosure relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.)

This disclosure relates to sulfurized derivatives made from functionalized monomers. The disclosure relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.)

The invention provides a lubricating composition containing an oil of lubricating viscosity and a block copolymer. The block copolymer may contain (a) a hydrophobic first block having C.sub.1-30 alkyl (meth)acrylic units, wherein at least 50 wt % of the C.sub.1-30 alkyl (meth)acrylic units are C.sub.12-15 alkyl (meth)acrylic units, and up to 50 wt % of the C.sub.1-30 alkyl (meth)acrylic units are C.sub.16-20 alkyl (meth)acrylic units, with the proviso that alkyl groups of the C.sub.1-30 alkyl (meth)acrylic units have an average total number of carbon atoms of at least 8; and (b) a second block having (meth)acrylic units further having a heteroatom-containing group providing a polar group. The invention further relates to a method of lubricating an internal combustion engine by lubricating the engine with the lubricating composition. The invention further relates to the use of the block copolymer as an emulsifier and/or pour point depressant.

The invention relates to a bis-polyisobutylene alcohol amine compound and compositions thereof. The invention also is directed to a new process for making the bis-polyisobutylene alcohol amine by reacting a polyisobutylene epoxide with a polyamine, optionally in the presence of a catalyst, a protic solvent initiator and/or a diluent. In addition, the invention further relates to the many uses of the bis-polyisobutylene alcohol amine including but not limited to its use in lubricants, surfactants, emulsifiers, resins, and the like.