Catalyst comprising ZSM-5, rhenium and a selectivating agent

Details Catalyst comprising ZSM-5, rhenium and a selectivating agent Catalyst comprising ZSM-5, rhenium and a selectivating agent

1997-02-03

1999-11-23

Dunn, Thomas

Chemistry of hydrocarbon compounds

Aromatic compound synthesis

By alkyl or aryl transfer between molecules, e.g.,...

585470, 502 63, 502 64, 502 71, 502 85, C07C 522

Patent

active

059903651

ABSTRACT:
There is provided a catalyst comprising ZSM-5, rhenium which is impregnated onto the catalyst, and a selectivating agent. The selectivating agent may be coke and/or a siliceous material. The catalyst is particularly useful for catalyzing toluene disproportionation reactions. Methods for making this catalyst and processes for using this catalyst in toluene disproportionation are also provided.

REFERENCES:
patent: 4275256 (1981-06-01), Chu et al.
patent: 5321183 (1994-06-01), Chang et al.
patent: 5349113 (1994-09-01), Chang et al.

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