Method for hydroxylation of phenol

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United States of America Patent

PATENT NO 9206101
APP PUB NO 20140100392A1
SERIAL NO

14044108

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Abstract

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A method for hydroxylation of phenol is disclosed. The method includes the step of performing a reaction of phenol and hydrogen peroxide to form diphenol in the presence of solid catalyst with zeolite framework, wherein the solid catalyst includes silicon oxide, titanium oxide and cobalt oxide. The solid catalyst used in the preparation of diphenol of the present invention has high conversion rate of diphenol, selectivity of diphenol and higher utilization rate of hydrogen peroxide without using high concentration of hydrogen peroxide.

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Patent Owner(s)

Patent OwnerAddress
CHINA PETROCHEMICAL DEVELOPMENT CORPORATION TAIPEI (TAIWAN)KAOHSIUNG CITY 815

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hsieh, Cheng-Fa Taipei, TW 24 11
Lin, I-Hui Taipei, TW 7 20
Yao, Pin-To Taipei, TW 13 8

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