Method of decomposing phenolic by-product

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11780796
APP PUB NO 20220251012A1
SERIAL NO

17606369

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Abstract

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The present disclosure relates to a method of decomposing a phenolic by-product, including: a step of feeding and thermally cracking a phenolic by-product stream to and in a decomposition apparatus, recovering an active ingredient from a top discharge stream, and discharging a high-boiling substance through a bottom discharge stream; a step of pressurizing each of a side discharge stream of the decomposition apparatus and a bottom discharge stream of the decomposition apparatus; a step of mixing the pressurized side discharge stream of the decomposition apparatus and the pressurized bottom discharge stream of the decomposition apparatus with each other to form a mixed stream; and a step of passing a part of the mixed stream through a reboiler, circulating the part of the mixed stream to the decomposition apparatus, and discharging a residual mixed stream.

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Patent Owner(s)

Patent OwnerAddress
LG CHEM LTDSEOUL SOUTH KEREAN SEOUL

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jang, Chi Hyun Daejeon, KR 4 0
Kang, Min Suk Daejeon, KR 52 250
Lee, Sang Beom Daejeon, KR 48 301

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