31
Won R Song, Albert Rossi, Howard W Turner, Howard C Welborn, Robert D Lundberg, Antonio Gutierrez, Robert A Kleist: Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid dispersant additives. Exxon Chemical Patents, J B Murray Jr, November 30, 1993: US05266223 (20 worldwide citation)

The present invention is directed to an oil-soluble fuel and lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic ...


32
Ghazi B Dickakian: Pretreatment for reducing oxidative reactivity of baseoils. Exxon Chemical Patents, J B Murray Jr, M B Kapustij, November 28, 1989: US04883581 (20 worldwide citation)

Method of producing a baseoil having a reduced coking tendency by removing precursors from the baseoil. Baseoil having reduced coking tendencies which comprises a substantially no coking precursors therein.


33
Sudhin Datta, Trazollah Ouhadi: Vanadium tetrachloride stabilization. Exxon Chemical Patents, J B Murray Jr, W G Muller, October 3, 1989: US04871523 (19 worldwide citation)

Solutions of VCl.sub.4 in inert organic solvent are stabilized by incorporation of decomposition retardants being halogenated organic compounds having at least two halogen atoms attached to the same carbon atom and activated by adjacent electron donor groups or carbon-carbon double bonds. One of the ...


34
Robert D Lundberg, Antonio Gutierrez: Lactone-modified, Mannich base dispersant additives useful in oleaginous compositions. Exxon Chemical Patents, J B Murray Jr, April 11, 1989: US04820432 (18 worldwide citation)

Poly (C.sub.5 -C.sub.9 lactone) modified Mannich base adducts are made by reacting a C.sub.5 -C.sub.9 lactone, an amine, an aldehyde, an N-hydroxyarylamine, and a hydrocarbyl substituted C.sub.4 -C.sub.10 monounsaturated dicarboxylic acid producing material, e.g., a polyisobutenyl succinic anhydride ...


35
Malcolm Waddoups, Jacob Emert: Friction modified oleaginous concentrates of improved stability. Exxon Chemical Patents, J B Murray Jr, June 4, 1991: US05021173 (17 worldwide citation)

According to the present invention, oleaginous compositions having improved storage stability properties are provided, which comprise a combination of ashless dispersants, friction modifier and oil-soluble copper antioxidants, wherein the composition is substantially free of boron.


36
Antonio Guttierrez, Jack Ryer: Novel dispersants for oleaginous compositions. Exxon Chemical Patents, J B Murray Jr, January 10, 1989: US04797219 (17 worldwide citation)

According to the present invention, novel oil soluble compositions useful as dispersants are provided by reaction of a mono- or polycarboxylic acid acylating reactant with at least one heterocyclic polyol of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are the same or differen ...


37
Antonio Gutierrez, Robert D Lundberg: Lactone modified, esterfied or aminated additives useful in oleaginous compositions and compositions containing same. Exxon Chemical Patents, R A Maggio, J B Murray Jr, September 12, 1989: US04866141 (16 worldwide citation)

C.sub.5 -C.sub.9 lactone derived materials are made by simultaneously reacting (a) a C.sub.5 -C.sub.9 lactone with (b) a polyamine, a polyol or an amino alcohol and (c) a hydrocarbyl substituted C.sub.4 -C.sub.10 monounsaturated dicarboxylic acid producing material, e.g., a polyisobutenyl succinimid ...


38
Antonio Gutierrez, Robert D Lundberg: Heterocyclic amine terminated, lactone modified, aminated viscosity modifiers of improved dispersancy. Exxon Chemical Patents, R A Maggio, J B Murray Jr, September 12, 1989: US04866135 (16 worldwide citation)

Polymer C.sub.5 -C.sub.9 derivatives are made by reacting a C.sub.5 -C.sub.9 lactone with an aminoalkyl derivative, e.g., N-(3-aminopropyl) morpholine, to form an adduct having a hydroxyl group on one end thereof and a tertiary amino nitrogen-containing heterocyclic ring group on the other end there ...


39
Won R Song, Robert D Lundberg, Antonio Gutierrez, Robert A Kleist: Borated ethylene alpha-olefin copolymer substituted Mannich base lubricant dispersant additives. Exxon Chemical Patents, J B Murray Jr, K R Walton, January 17, 1995: US05382698 (16 worldwide citation)

The present invention is directed to oil-soluble lubricating oil additives comprising borated Mannich Base condensates of an alkyl substituted hydroxy aromatic compound with formaldehyde and an amine, wherein the alkyl-moiety of the aromatic compounds is derived from at least one ethylene alpha-olef ...


40
Antonio Gutierrez, Robert D Lundberg: Lactone modified adducts or reactants and oleaginous compositions containing same. Exxon Chemical Patents, R A Maggio, J B Murray Jr, September 12, 1989: US04866140 (15 worldwide citation)

C.sub.5 -C.sub.9 lactone based adduct materials are made by reacting a C.sub.5 -C.sub.9 lactone with a polyamine, a polyol or an amino alcohol to form a lactone adduct intermediate, and thereafter reacting the intermediate with a hydrocarbyl substituted C.sub.4 -C.sub.10 monounsaturated dicarboxylic ...