Process for recovering column bottom residues produced by fracti

Details Process for recovering column bottom residues produced by fracti Process for recovering column bottom residues produced by fracti

1994-01-27

1995-06-13

Manoharan, Virginia

Distillation: processes, separatory

With chemical reaction

Including step of adding catalyst or reacting material

203 60, 203 71, 203 91, 568871, B01D 334

Patent

active

054239532

ABSTRACT:
A process for recovering column bottom residues produced by distillation of ethylene glycol resulting from an aromatic polyester production process, involving treating the residues with an aromatic mono-alkyl ester and distilling the reaction product.

REFERENCES:
patent: 2793235 (1957-05-01), Jenkinson
patent: 3311544 (1967-03-01), Riehl et al.
patent: 3367847 (1968-02-01), Pierson
patent: 4732653 (1988-03-01), Berg et al.
Database WPI, Week 7937, Derwent Publications Ltd., London BGB, JP 54015812 (abstract).

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