METHOD AND APPARATUS FOR PREPARING CONJUGATED DIENE

Title:

METHOD AND APPARATUS FOR PREPARING CONJUGATED DIENE

Document Type and Number:

WIPO Patent Application WO/2016/153139

Kind Code:

A1

Abstract:

The present invention relates to a method and apparatus for preparing a conjugated diene. The present invention provides a method for preparing a conjugated diene and a preparing apparatus used therefor, wherein steam can be utilized that is converted from the lower discharge water, which is discharged after a generation gas containing butadiene is cooled, through byproduct removal and steam extraction without being directly subjected to wastewater disposal; and the existing burden of facilities for biological wastewater due to an excessive content of byproducts can be solved.

Inventors:

HAN SANG JIN (KR)
KANG JUN HAN (KR)
KO DONG HYUN (KR)
NAM HYUN SEOK (KR)
LEE JOO HYUCK (KR)
HAN JUN KYU (KR)
SUH MYUNG JI (KR)
CHA KYONG YONG (KR)
CHOI DAE HEUNG (KR)
HWANG YE SEUL (KR)

Application Number:

PCT/KR2015/011061

Publication Date:

September 29, 2016

Filing Date:

October 20, 2015

Export Citation:

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Assignee:

LG CHEMICAL LTD (KR)

International Classes:

C07C2/40; C07C2/08

Foreign References:

US20140200381A1	2014-07-17
KR20130036470A	2013-04-12
KR20070001128A	2007-01-03
KR20070095335A	2007-09-28
US4595788A	1986-06-17

Other References: