AN IMPROVED PROCESS FOR THE PREPARATION OF STYRENE
0091/DEL/2000 A (91/DEL/2000)
Filed on 2000-02-03
Publication date 2007-02-09
The invention relates to an improved process for the preparation of styrene. Process steps are: passing a feed consisting of ethyl benzene and air/oxygen on a preheated BED at a temperature in the range of 350 to 650 degree C of transition metal doped stabilized zirconia catalyst consisting coprecipitating zirconium, yttrium and transition metal hydroxides/carbonates/oxalates at Weight Hourly Space Velocity (WHS) in the range of 0.4 to 5.0 per hr, collecting styrene by conventional method such as herein described.
Applicant
C.S.I.R.
RAFFI MARG NEW DELHI-110001 Delhi India
Inventor
PARTHASARATHY GANGULY,, SHIVARAM DATTATRAYA SATHAYE,, SHIRISH DATTATRAY PRADHAN, IMTIAZ SIRAJUDDIN MULLA, SUGUNA DAYANAND ADYANTHAYA,
International Information
Classification
C07D 301/08
Publication number
Not Applicable