1
William B Diana, Joseph V Cusumano, Keith R Gorda, Jacob Emert, William B Eckstrom, David C Dankworth, Jon E Stanat, James P Stokes: Dispersant additives and process. Exxon Chemical Patents, K R Walton, J B Murray Jr, August 10, 1999: US05936041 (52 worldwide citation)

The invention pertains to improved lubricating oil dispersants wherein a fractionating polymer is prepared prior to functionalization (e.g., in the Koch reaction) for making dispersant additives. In one aspect, it was discovered that by fractionating a polymer to remove light hydrocarbon and unreact ...


2
Antonio Gutierrez, Jacob I Emert, James P Stokes, Warren A Thaler, William D Diana, Keith R Gorda, William B Eckstrom, David C Dankworth, Joseph V Cusumano: Derivatives of polyamines with one primary amine and secondary of tertiary amines. Exxon Chemical Patents, K R Walton, J F Hunt, July 1, 1997: US05643859 (42 worldwide citation)

A dispersant derivatized from a functionalized hydrocarbon and a polyamine having one primary amine and 1-10, preferably 3-8 secondary or tertiary amines; preferably where said functionalized hydrocarbon is a Koch-derived hydrocarbon.


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David C Dankworth, William H Cross, Joseph V Cusumano, William D Diana, William B Eckstrom, Jacob I Emert, Keith R Gorda, Robert M Koros, Harold W Margo, Jon E Stanat: Continuous process for production of functionalized olefins. Exxon Chemical Patents, K R Walton, J F Hunt, July 22, 1997: US05650536 (30 worldwide citation)

A continuous process for functionalizing olefins, especially polymer olefins in a CSTR or pipe reactor. Esters are preferably produced by continuous reaction of the olefin with carbon monoxide and a nucleophilic trapping agent. The liquid-filled pipe reactor operates in plug flow with static mixers ...


5
Joseph V Cusumano, William D Diana, Jacob Emert, Keith R Gorda, Richard H Schlosberg, David A Young, William B Eckstrom, Edris E Manry, Michael J Kennan: Functionalization of polymers based on Koch chemistry and derivatives thereof. Exxon Chemical Patents, K R Walton, May 13, 1997: US05629434 (19 worldwide citation)

A Koch functionalized product which is the reaction product of at least one polymer having a number average molecular weight of at least 500 and at least one ethylenic double bond per polymer chain, with carbon monoxide and a nucleophilic trapping agent. The invention includes functionalized polymer ...


6
Joseph V Cusumano, David C Dankworth, William D Diana, William B Eckstrom, Jacob I Emert, Keith R Gorda, Antonio Gutierrez, Jon E Stanat, Warren A Thaler, Stephen Zushma: Lubricating oil dispersants derived from heavy polyamine. Exxon Chemical Patents, Ohlandt Greeley Ruggiero & Perle, December 29, 1998: US05854186 (9 worldwide citation)

A Koch functionalized product, which is the reaction product of at least one hydrocarbon with carbon monoxide and a nucleophilic trapping agent is derivatized with a heavy polyamine. A heavy polyamine is a mixture of polyamines comprising small amounts of lower polyamine oligomers such as tetraethyl ...


7
Jacob I Emert, Joseph V Cusumano, David C Dankworth, William D Diana, William B Eckstrom, Keith R Gorda, Antonio Gutierrez, Jon E Stanat, Warren A Thaler, Stephen Zushma: Dispersants derived from heavy polyamine and second amine. Exxon Chemical Patents, K R Walton, J F Hunt, May 26, 1998: US05756431 (9 worldwide citation)

A Koch functionalized product, which is the reaction product of at least one hydrocarbon with carbon monoxide and a nucleophilic trapping agent, is derivatized with a heavy polyamine and a second amine. The hydrocarbon is a hydrocarbon compound or a hydrocarbon polymer. A heavy polyamine is a mixtur ...


8
Joseph V Cusumano, William D Diana, William B Eckstrom, Jacob I Emert, Keith R Gorda, Michael J Keenan, Richard H Schlosberg: Functionalized additives useful in two-cycle engines. Exxon Chemical Company, John J Mahon, June 16, 1998: US05767046 (4 worldwide citation)

A hydrocarbon composition functionalized via the Koch reaction which is the reaction product of at least one hydrocarbon having a number average molecular weight of less than 500 and at least one ethylenic double bond per molecule, with carbon monoxide and a nucleophilic trapping agent. The hydrocar ...


9
William B Diana, Joseph V Cusumano, Keith R Gorda, Jacob Emert, William B Eckstrom, David C Dankworth, Jon E Stanat, James P Stokes: Dispersant additives and process. Exxon Chemical Patents, Ohlandt Greeley Ruggiero & Perle, September 8, 1998: US05804667 (3 worldwide citation)

The invention pertains to improved lubricating oil dispersants wherein a fractionating polymer is prepared prior to functionalization (e.g., in the Koch reaction) for making dispersant additives. In one aspect, it was discovered that by fractionating a polymer to remove light hydrocarbon and unreact ...


10
Jacob I Emert, Joseph V Cusumano, David C Dankworth, William D Diana, William B Eckstrom, Keith R Gorda, Antonio Gutierrez, Jon E Stanat, Warren A Thaler, Stephen Zushma: Dispersants derived from heavy polyamine and second amine. Exxon Chemical Patents, Ohlandt Greeley Ruggiero & Perle, February 16, 1999: US05872084 (3 worldwide citation)

A Koch functionalized product, which is the reaction product of at least one hydrocarbon with carbon monoxide and a nucleophilic trapping agent, is derivatized with a heavy polyamine and a second amine. The hydrocarbon is a hydrocarbon compound or a hydrocarbon polymer. A heavy polyamine is a mixtur ...