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US 8,835,341 B2Granted
Processed support and methods of making and using same
AssigneeChevron Phillips Chemical Company LP
InventorGyanesh P. Khare
Life of this patent
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Abstract
A method for removing tightly bound sodium from a zeolitic support comprising contacting the support with a sodium specific removal agent to produce a treated support. A method comprising providing an aromatization catalyst comprising a treated support, and contacting the aromatization catalyst with a hydrocarbon feed in a reaction zone under conditions suitable for the production of an aromatic product. A catalyst support comprising an L-zeolite having less than 0.35 wt. % sodium.
Claims15
A method for removing tightly bound sodium from a zeolitic support comprising:
- contacting the support with a sodium specific removal agent to produce a treated support wherein the support comprises L-zeolite, X-zeolite, Y-zeolite, omega zeolite, beta zeolite, ZSM-4, ZSM-5, ZSM-10, ZSM-12, ZSM-20, REY, USY, RE-USY, LZ-210, LZ-210-A, LZ-210-M, LZ-210-T, SSZ-24, ZZA-26, SSZ-31, SSZ-33, SSZ-35, SSZ-37, SSZ-41, SSZ-42, SSZ-44, MCM-58, mordenite, faujasite, or combinations thereof and the sodium specific removal agent comprises an ammonium-containing compound, an alkyl, aryl or arylalkyl ammonium containing compound, or combinations thereof;
- and
- washing the support with a wash solution at a temperature in the range of from about 70° F. to about 200° F. after said contacting.
Dependencies are inferred from the claim text.