Membrane process for dewatering lube oil dewaxing solvents

Details Membrane process for dewatering lube oil dewaxing solvents Membrane process for dewatering lube oil dewaxing solvents

1990-08-06

1992-06-30

Morris, Theodore

Chemistry of hydrocarbon compounds

Purification, separation, or recovery

By membrane, selective septum, or coalescer

208187, 21050037, 210640, 210654, C07C 7144

Patent

active

051265036

ABSTRACT:
Water is separated from an MEK toluene dewaxing solvent by pervaporation through a poly(vinyl pyridine) membrane which has been cross-linked with 1,4-dibromobutane mounted on a polyacrylonitrile support layer.

REFERENCES:
patent: 4992176 (1991-02-01), Bartels
Nebergall et al., "General Chemistry" 4th edition, 1972, pp. 498-502.

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