07122112 is referenced by 3 patents and cites 13 patents.

A composition containing: (a) 0.001% to 20% of at least one compound represented by formula (II), wherein R5 is C1–C70 difunctional alkyl or C6–C14 difunctional aryl, and R3and R4 independently are hydrogen, alkyl, heterocyclic, aryl or aralkyl groups; and (b) crude oil. In addition to dispersing asphaltenes, the composition of the present invention typically also increases demulsibility, reduces viscosity, reduces sediment formation, reduces surface fouling and reduces corrosion.

Title
Compounds containing amide and carboxyl groups as asphaltene dispersants in crude oil
Application Number
10/447730
Publication Number
7122112 (B2)
Application Date
May 29, 2003
Publication Date
October 17, 2006
Inventor
Rajiv Manohar Banavali
Rydal
PA, US
Ravindranath Mukkamala
Lansdale
PA, US
Agent
Kenneth Crimaldi
Assignee
Rohm and Haas Company
PA, US
IPC
C07C 7/20
C10G 33/00
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