Process for separating durene from substituted benzene hydrocarb

Details Process for separating durene from substituted benzene hydrocarb Process for separating durene from substituted benzene hydrocarb

1992-04-22

1993-06-29

Sneed, Helen M. S.

Chemistry of hydrocarbon compounds

Purification, separation, or recovery

By contact with solid sorbent

585825, 585831, 585853, C07C 712, C07C 700

Patent

active

052235890

ABSTRACT:
The separation of durene in high purity from coal tar or petroleum fractions by an adsorptive chromatographic process and liquid phase with lithium-exchanged X zeolite as the adsorbent and liquid aromatic desorbents.

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patent: 3864416 (1975-02-01), Campbell et al.
patent: 4642397 (1987-02-01), Zinnen et al.
patent: 4743708 (1988-05-01), Rosenfeld et al.
Chartov et al. Chem. Abstract 92(7) 58328d (1972)--Abstract only, page unavailable.

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