Process for the separation of ortho chlorinated aromatic isomers

Details Process for the separation of ortho chlorinated aromatic isomers Process for the separation of ortho chlorinated aromatic isomers

1988-03-28

1989-09-05

Caldarola, Glenn

Chemistry of hydrocarbon compounds

Purification, separation, or recovery

By contact with solid sorbent

585820, 208310Z, C07C 712

Patent

active

048640700

ABSTRACT:
A process is disclosed for separation of ortho chlorotoluene and ortho-dichlorobenzene from their meta and para isomers by use of a specific crystalline aluminophosphate adsorbent which selectively removes the above ortho aromatic isomers. The selectively adsorbed ortho aromatic isomers are removed from the adsorbent through a desorption step.

REFERENCES:
patent: 4482776 (1984-11-01), Rosenfeld et al.

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