Process for steam-dealkylating alkylaromatic hydrocarbons

Details Process for steam-dealkylating alkylaromatic hydrocarbons Process for steam-dealkylating alkylaromatic hydrocarbons

1979-02-12

1980-04-22

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208 62, 208112, 208138, 252466PT, 423652, 585487, C07C 358, C07C 1506, C10G 3900, B01J 2364

Patent

active

041994361

ABSTRACT:
Alkylaromatic hydrocarbons are steam-dealkylated in the presence of a catalyst comprising an alumina carrier and 0.1 to 2% b.w. of a group VIII noble metal, 0.05 to 2% of a group I.sub.B metal and 0.01 to 5% of an alkali metal.

REFERENCES:
patent: 3436433 (1969-04-01), Lester
patent: 3449078 (1969-10-01), Quik et al.
patent: 3562346 (1971-02-01), Smirnov et al.
patent: 3595932 (1971-07-01), Maslyansky et al.
patent: 3617518 (1971-11-01), Sinfelt
patent: 3649706 (1972-03-01), Lester
patent: 3649707 (1972-03-01), Lester
patent: 3650944 (1972-03-01), McCoy et al.
patent: 3729408 (1973-04-01), Carter et al.
patent: 4013734 (1977-03-01), Kim

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