844
Energy & Fuels 1996, 10, 844-848
Alkyl Fumarate-Vinyl Acetate Copolymer as Flow Improver for High Waxy Indian Crude Oils A. Borthakur,* D. Chanda, S. R. Dutta Choudhury, K. V. Rao, and B. Subrahmanyam Regional Research Laboratory, Jorhat 785006, Assam, India Received November 21, 1995. Revised Manuscript Received February 28, 1996X
A number of alkyl fumarate-vinyl acetate copolymers having a wide range of molecular weights were prepared by solution polymerization using a variety of solvents. The efficacy of these copolymers as flow improvers (FI)/pour point depressants (PPD) was tested on Indian crude oils having similar wax (