METHOD FOR SEPARATING AROMATIC COMPOUND CONTAINED IN NAPHTHA

WIPO Patent Application WO/2014/189254

A1

The present invention relates to a method for separating an aromatic compound contained in naphtha, the method comprising: an extract step for bringing naphtha into contact with a specific ionic liquid; and a separation step for separating the aromatic compound from the naphtha which has been in contact with the ionic liquid.

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KIM JIN HYUNG (KR)
KIM WANG GYU (KR)
CHO JOUNG MO (KR)
SEO YOUNG JEONG (KR)

PCT/KR2014/004492

November 27, 2014

May 20, 2014

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LOTTE CHEMICAL CORP (KR)

C07C7/10; B01D11/04; C07C7/20

WO2005019137A1

2005-03-03

US20060025598A1	2006-02-02
KR100944804B1	2010-02-26
US5849981A	1998-12-15
US4914064A	1990-04-03

MD. ANWAR HOSSAIN ET AL.: "Ionic Liquids as Benign Solvents for the Extraction of Aromatics", BULL. KOREAN CHEM. SOC., vol. 33, no. 10, 2012, pages 3241 - 3247, XP055296482
ZHUO ZENG ET AL.: "Polyfluoroalkyl, Polyethylene Glycol, 1,4-Bismethylenebenzene, o 1,4-Bismethylene-2,3,5,6-Tetrafluorobenzene Bridged Functionalized Dicationic Ionic Liquids: Synthesis and Properties as High Temperature Lubricants", CHEM. MATER., vol. 20, 2008, pages 2719 - 2726, XP055241210
WASSERSCHIED, T. WELTON: "Ionic Liquid in Synthesis", 2008, WILEY-VCH
See also references of EP 3000801A4

YOU ME PATENT AND LAW FIRM (Gangnam-gu, Seoul 135-080, KR)

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