# US 10,369,554 B2 · Catalyst composition, its preparation and process using such composition

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- Number: US 10,369,554 B2
- Document ID: US10369554B2
- Status: Granted
- Kind: B2
- Application number: 16/061,993
- Filed: 2016-12-15
- Published: 2018-12-27
- Granted: 2019-08-06
- Earliest claimed: 2015-12-17
- Assignees: Shell Oil Company
- Applicants: Shell Oil Company
- Inventors: Richard Berend Mauer; Hong-Xin Li; Gisela Sabater Pujadas
- Web page: https://patentgrep.com/patent/US10369554B2

## CPC

- B01J 29/22: Noble metals
- B01J 29/185: {containing rare earth elements, titanium, zirconium, hafnium, zinc, cadmium, mercury, gallium, indium, thallium, tin or lead}
- B01J 29/405: {containing rare earth elements, titanium, zirconium, hafnium, zinc, cadmium, mercury, gallium, indium, thallium, tin or lead}
- B01J 29/44: Noble metals
- B01J 29/80: Mixtures of different zeolites
- B01J 35/19: {Catalysts containing parts with different compositions}
- B01J 37/0009: {Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst}
- B01J 37/0201: {Impregnation}
- B01J 37/30: Ion-exchange
- C07C 4/18: Catalytic processes
- C07C 5/2737: {with crystalline alumino-silicates, e.g. molecular sieves}
- C07C 6/126: {of more than one hydrocarbon}
- C07C 15/04: Benzene
- C07C 15/08: Xylenes
- B01J 29/18: of the mordenite type
- B01J 29/40: of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J 35/45: Nanoparticles
- B01J 2229/186: not in framework positions
- B01J 2229/20: to introduce other elements in the catalyst composition comprising the molecular sieve, but not specially in or on the molecular sieve itself
- B01J 2229/42: Addition of matrix or binder particles
- C07C 2529/18: of the mordenite type
- C07C 2529/22: Noble metals
- C07C 2529/40: of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
- C07C 2529/44: Noble metals
- C07C 2529/80: Mixtures of different zeolites
- Y02P 20/52: using catalysts, e.g. selective catalysts
- B01J: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- C07C: ACYCLIC OR CARBOCYCLIC COMPOUNDS
- Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS

## Abstract

Catalyst composition comprising a carrier and one or more Group 10 metal components, wherein the carrier comprises (i) 20 to 90 wt % mordenite having a silica to alumina molar ratio in the range of from 10 to 60; (ii) 10 to 70 wt % ZSM-5 type zeolite having a silica to alumina molar ratio in the range of from 5 to 50 and an average particle size in the range of from 5 to 50 nm; and (iii) 10 to 50 wt % of binder; a process for preparing the catalyst, and a process for the conversion of an aromatic hydrocarbons-containing feedstock using the catalyst.

## Claims

### Claim 1

A catalyst composition which comprises a carrier and one or more metal components supported on the carrier, wherein the carrier comprises (i) mordenite in an amount in the range of from 20 to 90 wt %, based on total weight of carrier, the mordenite having a silica to alumina molar ratio in the range of from 10 to 60; (ii) ZSM-5 type zeolite in an amount of from 10 to 70 wt %, based on total weight of carrier, the ZSM-5 type zeolite having a silica to alumina molar ratio in the range of from 5 to 50 and an average particle size in the range of from 5 to 50 nm; and (iii) an inorganic binder in an amount in the range of from 10 to 50 wt %, based on total weight of carrier; and wherein the one or more metal components comprise a group 10 metal.

### Claim 2 (depends on 1)

The catalyst composition according to claim 1, wherein the mordenite is present in an amount in the range of from 30 to 70 wt %, based on total weight of carrier.

### Claim 3 (depends on 1)

The catalyst composition according to claim 1, wherein the ZSM-5 type zeolite is present in an amount in the range of from 15 to 60 wt %, based on total weight of carrier.

### Claim 4 (depends on 1)

The catalyst composition according to claim 1, wherein the inorganic binder is present in an amount in the range of from 10 to 40 wt %, based on total weight of carrier material.

### Claim 5 (depends on 1)

The catalyst composition according to claim 1, wherein the ZSM-5 type zeolite has a number average particle size in the range of from 10 to 45 nm.

### Claim 6 (depends on 1)

The catalyst composition according to claim 1, wherein the mordenite contains less than 200 ppm of transition metal(s).

### Claim 7 (depends on 1)

The process for preparing the catalyst according to claim 1, comprising the steps of:
(a) mixing the mordenite, ZSM -5 type zeolite, inorganic binder, and group 10 metal in any possible sequence; and
(b) calcining the mixture as obtained in step (a).

### Claim 8 (depends on 1)

A transalkylation process,wherein said process comprises: contacting an aromatic hydrocarbons-containing feedstock, wherein said feedstock comprises benzene, toluene and/or an aromatic containing at least 9 carbon atoms, with said catalyst composition recited in claim 1 and in the presence of hydrogen and at a temperature in the range of from 200 to 600° C., a pressure in the range of from 5 to 50 bara, and a weight space velocity in the range of from 0.2 to 30 hr−1; and yielding a reaction effluent.

### Claim 9 (depends on 8)

The process according to claim 8, wherein the feedstock comprises an amount of ethylbenzene in the range of from 0.1 to 50 wt % and a total xylene content of at least 20 wt %, all based on total amount of feedstock.

### Claim 10 (depends on 2)

A transalkylation process, wherein said process comprises: contacting an aromatic hydrocarbons-containing feedstock, wherein said feedstock comprises benzene, toluene, and/or an aromatic containing at least 9 carbon atoms, with said catalyst composition recited in claim 2 and in the presence of hydrogen and at a temperature in the range of from 200 to 600° C., a pressure in the range of from 5 to 50 bara, and a weight space velocity in the range of from 0.2 to 30 hr−1; and yielding a reaction effluent.

### Claim 11 (depends on 10)

The transalkylation process according to claim 10, wherein the ZSM-5 type zeolite is present in an amount in the range of from 15 to 60 wt %, based on total weight of carrier.

### Claim 12 (depends on 11)

The transalkylation process according to claim 11, wherein the inorganic binder is present in an amount in the range of from 10 to 40 wt %, based on total weight of carrier material.

### Claim 13 (depends on 12)

The transalkylation process according to claim 12, wherein the ZSM-5 type zeolite has a number average particle size in the range of from 10 to 45 nm.

### Claim 14 (depends on 13)

The transalkylation process according to claim 13, wherein the mordenite contains less than 200 ppm of transition metal(s).