1
Antonio Gutierrez, Won R Song, Robert D Lundberg, Robert A Kleist: Novel ethylene alpha-olefin copolymer substituted Mannich base lubricant dispersant additives. Exxon Chemical Patents, J B Murray Jr, May 21, 1991: US05017299 (98 worldwide citation)

The present invention is directed to oil-soluble lubricating oil additives comprising 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-olefin copol ...


2
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 (PT-920). Exxon Chemical Patents, J B Murray Jr, T V Kowalchyn, July 20, 1993: US05229022 (77 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 ...


3
Antonio Gutierrez, Won R Song, Robert D Lundberg, Robert A Kleist: Ethylene alpha-olefin copolymer substituted mannich base lubricant dispersant additives. Exxon Chemical Patents, J B Murray Jr, R A Negin, February 16, 1993: US05186851 (55 worldwide citation)

The present invention is directed to oil-soluble lubricating oil additives comprising 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-olefin copol ...


4
Robert A Kleist, Jerry Matula: Printer system ribbon drive having constant ribbon speed and tension. Printronix, Fraser and Bogucki, December 11, 1979: US04177731 (46 worldwide citation)

An impact printer ribbon drive of the reel-to-reel type, in which a length of ink ribbon extending between and wound around opposite reels is disposed between a reciprocating hammer bank and print paper on a platen, drives the ribbon at substantially constant speed and tension independent of varying ...


5
Won R Song, Albert Rossi, Howard W Turner, Howard C Welborn, Robert D Lungberg, Antonio Gutierrez, Robert A Kleist: Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid lubricant dispersant additives. Exxon Chemical Patents, J B Murray Jr, K R Walton, January 11, 1994: US05277833 (30 worldwide citation)

The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 10,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or a ...


6
Antonio Gutierrez, Robert D Lundberg, Robert A Kleist, Ricardo Bloch: Polyolefinic succinimide polyamine alkyl acetoacetate adducts as dispersants in lubricating oil compositions. Exxon Chemical Patents, E T Wheelock, J B Murray Jr, June 13, 1989: US04839071 (22 worldwide citation)

This invention is to a lubricating or fuel oil composition containing polyolefinic succinimide polyamine alkyl acetoacetate adducts of the general formula: ##STR1## wherein Z.sup.1 and Z.sup.3 are moities of the formula: ##STR2## Z.sup.2 is a moiety of the formula: ##STR3## wherein R.sup.2, R.sup.3 ...


7
Robert A Kleist, Jerry Matula: Print hammer actuator for dot matrix printers. Printronix, Fraser and Bogucki, July 5, 1977: US04033255 (22 worldwide citation)

An improved print hammer actuator for dot matrix printers employs a substantially closed loop magnetic path including a resilient magnetic hammer, a number of such hammers being aligned in a hammer bank assembly which is shuttled back and forth along a printing line at a high rate of speed, while th ...


8
Antonio Gutierrez, Robert A Kleist: Polyolefinic succinimide polyamine alkyl acetoacetate adducts. Exxon Chemical Patents, E T Wheelock, J B Murray Jr, June 13, 1989: US04839072 (21 worldwide citation)

This invention is to polyolefinic succinimide polyamine alkyl acetoacetate of the general formula: ##STR1## wherein Z.sup.1 and Z.sup.3 are the same or different and are moieties of the formula: ##STR2## Z.sup.2 is a moiety of the formula: ##STR3## wherein R.sup.2, R.sup.3 and R.sup.4 are the same o ...


9
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 ...


10
Won R Song, Robert D Lundberg, Antonio Gutierrez, Robert A Kleist: Ethylene alpha-olefin copolymer substituted hydroxy aromatic compounds. Exxon Chemical Patents, K R Walton, September 6, 1994: US05345002 (19 worldwide citation)

The present invention is directed to oil-soluble lubricating oil additives comprising 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-olefin copol ...