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U.S. Department of Energy
Office of Scientific and Technical Information

Hydrocracking catalyst

Patent ·
OSTI ID:5515310
This patent describes a catalyst. It comprises a hydrogenation component comprising a Group VIB metal component and a Group VIII metal component and a support component comprising a refractory inorganic oxide component and a crystalline molecular sieve component wherein the crystalline molecular sieve component consists essentially of a first ultrastable zeolite Y wherein the framework silica to alumina molar ratio varies from about 5 to about 8 and the unit cell size varies from about 24.667 to about 24.524 Angstroms and a second more dealuminated ultrastable zeolite Y wherein the framework silica to alumina molar ratio varies from about 8 to about 20 and the unit cell size varies from about 24.545 to about 24.343 Angstroms, wherein the amount of the first zeolite Y varies from about 40 to about 80 wt. % based on the total amount of the crystalline molecular sieve component.
Assignee:
Amoco Corp., Chicago, IL (USA)
Patent Number(s):
A; US 4980328
Application Number:
PPN: US 7-509488
OSTI ID:
5515310
Country of Publication:
United States
Language:
English