Coke formation on ZSM-5 zeolites: Evidence from NMR spectrometry of sorbed xenon gas

Journal Article · Mon Apr 01 04:00:00 EST 1991 · Journal of Catalysis; (USA)

DOI:https://doi.org/10.1016/0021-9517(91)90309-R· OSTI ID:5619133

Tsiao, Chihji; Dybowski, C ^[1]; Gaffney, A M; Sofranko, J A ^[2]

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1. Univ. of Delaware, Newark, DE (USA)
2. ARCO Chemical Co., Newtown Square, PA (USA)

NMR spectrometry of xenon-129 adsorbed in coked samples of a totally protonated H-ZSM-5 zeolite and a Na, H-ZSM-5 zeolite acidified at the surfaces of the particles shows variations attributable to differences in coke distribution.

• OSTI ID: 5619133
• Journal Information: Journal of Catalysis; (USA), Journal Name: Journal of Catalysis; (USA) Vol. 128:2; ISSN 0021-9517; ISSN JCTLA
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
020400 -- Petroleum-- Processing
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201* -- Chemical & Physicochemical Properties
ADSORPTION
CARBON
CATALYSTS
COKE
CRYSTAL STRUCTURE
DAYS LIVING RADIOISOTOPES
DEACTIVATION
DEPOSITION
DISTRIBUTION
ELEMENTS
ENERGY SOURCES
EVEN-ODD NUCLEI
FOSSIL FUELS
FUELS
INORGANIC ION EXCHANGERS
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
ION EXCHANGE MATERIALS
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
MAGNETIC RESONANCE
MATERIALS
MICROSTRUCTURE
MINERALS
NONMETALS
NUCLEAR MAGNETIC RESONANCE
NUCLEI
PETROLEUM
POROSITY
PROCESSING
RADIOISOTOPES
REFINING
RESONANCE
SORPTION
STABLE ISOTOPES
XENON 129
XENON ISOTOPES
ZEOLITES