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|1. (WO2018139787) METHOD FOR PURIFYING PHENOL|
|Applicants:||LG CHEM, LTD.
LEE, Young Ho
YOON, Ki Yong
LIM, Jun Hyuk
LEE, Kyung Moo
|Title:||METHOD FOR PURIFYING PHENOL|
The present invention relates to a method for purifying phenol, the method comprising the steps of: contacting a phenol stream, which contains hydroxy acetone, 2-methylbenzofuran, 3-methylbenzofuran, and phenol, with an acyl chloride, in the presence of an organic sulfonic acid, to thereby convert at least one selected from the group consisting of hydroxy acetone, 2-methylbenzofuran, and 3-methylbenzofuran into a high-boiling point compound having a higher boiling point than the phenol; and collecting the high-boiling point compound from the phenol stream.