Title:
熱分解ガソリン留分からの純スチレンの製造方法
Document Type and Number:
Japanese Patent JP2008543893
Kind Code:
A
Abstract:
Extraction of pure styrene with polymerization quality from styrene containing pyrolysis benzol fraction, by extractive distillation, comprises fractionation of the benzol fraction, in a partition column (2), into a C 8 core fraction (5), C 7- fraction (4) and C 9+ fraction; selective hydrogenation of the C 8 core fraction having phenylacetylene and extractive distillation of the C 8-fraction into styrene fraction and styrene-poor fraction.
Inventors:
Gerke Helmut
Application Number:
JP2008517350A
Publication Date:
December 04, 2008
Filing Date:
May 24, 2006
Export Citation:
Assignee:
Uude Geselsyaft Mitt Besilyenktel Haftung
International Classes:
C07C7/08; C07C7/167; C07C15/46; C10G7/08; C10G9/00; C10G45/32; C10G69/06
Attorney, Agent or Firm:
Mitsufumi Esaki
Okumura Yoshimichi
Blacksmith
Okumura Yoshimichi
Blacksmith