Extractive distillation of C.sub.5 hydrocarbons using acetonitri

Details Extractive distillation of C.sub.5 hydrocarbons using acetonitri Extractive distillation of C.sub.5 hydrocarbons using acetonitri

1976-08-27

1978-03-28

Bascomb, Jr., Wilbur L.

Distillation: processes, separatory

Adding material to distilland except water or steam per se

At least two materials

203 53, 203 56, 203 60, 203 63, 203 64, 252364, 260677A, 2606815R, B01D 340, C07C 708

Patent

active

040813320

ABSTRACT:
In the extractive distillation of C.sub.5 hydrocarbons with different degrees of unsaturated using acetonitrile, an increase in the selectivity of acetonitrile is obtained when also using with acetonitrile small amounts of at least one compound selected from the group consisting of dimethylformamide, dimethylsulfoxide, morpholine, furfural, N-methylpyrrolidone, 3-methoxypropionitrile, gamma-butyrolactone, ethylene glycol monomethyl ether, diethylene glycol monomethyl ether, ethylene glycol monoethyl ether, and diethylene glycol monoethyl ether.

REFERENCES:
patent: 3436438 (1969-04-01), Takao et al.
patent: 3510405 (1970-05-01), Takao et al.
patent: 3515762 (1970-06-01), Koide et al.
patent: 3681202 (1972-08-01), Funkhouser
patent: 3707575 (1972-12-01), Muller et al.
patent: 3775259 (1973-11-01), Sarno
patent: 3803258 (1974-04-01), Weitz et al.
patent: 3898135 (1975-08-01), Tidwell et al.

Affiliated with

Also associated with

Rating

Extractive distillation of C.sub.5 hydrocarbons using acetonitri does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Extractive distillation of C.sub.5 hydrocarbons using acetonitri, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Extractive distillation of C.sub.5 hydrocarbons using acetonitri will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-641368