Title:
PHENOL PURIFICATION
Document Type and Number:
Japanese Patent JPS5920239
Kind Code:
A
Abstract:
In the production of high purity phenol, a water-phenol mixture recovered from the top of a distillation column is contacted with a water immiscible solvent to extract methyl benzofuran and other by-products and impurities in phenol production therefrom, with the extraction being accomplished at a temperature at which the water-phenol mixture is present as a single phase liquid. The remaining mixture of phenol and water is recycled to the distillation.
Inventors:
JIYAMIN CHIEN
ARI MOHAMADO KOONSARI
JIYOOJI DAN SATSUSHIYU
ARI MOHAMADO KOONSARI
JIYOOJI DAN SATSUSHIYU
Application Number:
JP11574383A
Publication Date:
February 01, 1984
Filing Date:
June 27, 1983
Export Citation:
Assignee:
LUMMUS CO
International Classes:
C07C27/00; C07C37/68; C07C37/70; C07C37/72; C07C39/04; C07C67/00; (IPC1-7): C07C37/70; C07C39/04
Attorney, Agent or Firm:
Mitsuo Adachi
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