Patent ID: 11872544
Assignee: PHILLIPS 66 COMPANY
Field: Chemical engineering (Chemistry)
Classification: CPC B  C | IPC B  C

Claim 1:
2. The modified HZSM-5 catalyst of claim 1, wherein the modified HZSM-5 catalyst is in the form of an extrudate, and wherein the process for producing the modified HZSM-5 catalyst further comprises forming a mixture of the modified HZSM-5 catalyst produced in step d) with at least one binder material to produce a modified HZSM-5 catalyst extrudate that is characterized by an increase in at least one of crush resistance, attrition resistance and mechanical strength relative to an HZSM-5 catalyst extrudate comprising the same binder material that has been contacted with an acidic solution comprising hydrogen chloride at a concentration of at least 4 M for at least 4 hours.