Title:
アルキル芳香族炭化水素の触媒水素化脱アルキル化方法
Document Type and Number:
Japanese Patent JP2007518856
Kind Code:
A
Abstract:
Process for the catalytic hydrodealkylation alone of hydrocarbons, comprising C8-C13 alkylaromatic compounds, optionally mixed with C4-C9 aliphatic and cycloaliphatic products, which comprises treating said hydrocarbon compositions, in continuous and in the presence of hydrogen, with a catalyst consisting of a ZSM-5 zeolite, as such or in a bound form, wherein the Si/Al molar ratio in the ZSM-5 ranges from 5 to 35, modified with at least one metal selected from those belonging to groups IIB, VIB, VIII, at a temperature ranging from 400 to 650° C., a pressure ranging from 2 to 4 MPa and a H2/charge molar ratio ranging from 3 to 6.
Inventors:
Arca Vittorio
Boscolo Boscolette Angelo
Boscolo Boscolette Angelo
Application Number:
JP2006549906A
Publication Date:
July 12, 2007
Filing Date:
December 13, 2004
Export Citation:
Assignee:
POLIMERI EUROPA S.P.A.
International Classes:
C10G35/095; B01J29/44; B01J29/46; B01J29/48; B01J37/02; B01J37/08; B01J37/30; C07C4/18; C10G45/64; C10G47/18; C10G47/20; C07B61/00
Domestic Patent References:
| JPS60105636A | 1985-06-11 | |||
| JPH09225312A | 1997-09-02 | |||
| JPH1157481A | 1999-03-02 |
Foreign References:
| WO2002044306A1 | 2002-06-06 |
Attorney, Agent or Firm:
Sadao Kumakura
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama