Process for adsorptive separation of ethylbenzene from aromatic

Details Process for adsorptive separation of ethylbenzene from aromatic Process for adsorptive separation of ethylbenzene from aromatic

1994-05-20

1995-09-26

Gibson, Sharon A.

Chemistry of hydrocarbon compounds

Purification, separation, or recovery

By contact with solid sorbent

585831, C07C 712

Patent

active

054535603

ABSTRACT:
Ethylbenzene is recovered from a mixture of C.sub.8 aromatic hydrocarbons including xylenes by adsorptive separation in a narrow temperature range using a cesium exchanged X zeolite as the adsorbent. A mixture of diethylbenzene and toluene is the preferred desorbent.

REFERENCES:
patent: 3867470 (1975-02-01), Van Grinsven et al.
patent: 3943182 (1976-03-01), Neuzil et al.
patent: 4593149 (1986-06-01), Barthomeuf
patent: 4886929 (1989-12-01), Neuzil et al.

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