Influence of the porous structure of zeolite-containing catalysts on their activity and selectivity. Zeolite-containing catalysts based on a Y zeolite
The catalytic activity and selectivity of zeolite-containing catalysts based on zeolite CaY-78 and amorphous aluminosilicates with various compositions and porous structures in the conversion of n-hexane at 400/sup 0/C have been determined. The differences in the activity and selectivity of the zeolite in the zeolite-containing catalysts in comparison to the zeolite without a matrix have been attributed to the blocking of part of the zeolite by the matrix material and matrix-zeolite cation jumps, whose rate is influenced by the macroporous structure of the matrix. The activity and selectivity of such zeolite-containing catalysts with an inactive matrix are determined by the effects of a mixture of CaY zeolites with different cationic compositions.
- Research Organization:
- Lomonosov Moscow State Univ.
- OSTI ID:
- 7150840
- Journal Information:
- Kinet. Catal. (Engl. Transl.); (United States), Journal Name: Kinet. Catal. (Engl. Transl.); (United States) Vol. 26:2,PT.2; ISSN KICAA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
400201* -- Chemical & Physicochemical Properties
ADSORPTION
ALKANES
ALUMINIUM COMPOUNDS
ALUMINIUM SILICATES
AROMATICS
CATALYTIC CRACKING
CATALYTIC EFFECTS
CATIONS
CHARGED PARTICLES
CHEMICAL REACTION YIELD
CHEMICAL REACTIONS
COMPARATIVE EVALUATIONS
CRACKING
CRYSTAL STRUCTURE
DECOMPOSITION
HEXANE
HYDROCARBONS
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
IONS
MATERIALS
MATRIX MATERIALS
MICROSTRUCTURE
MINERALS
ORGANIC COMPOUNDS
OXYGEN COMPOUNDS
POROSITY
PYROLYSIS
SILICATES
SILICON COMPOUNDS
SORPTION
SORPTIVE PROPERTIES
SURFACE PROPERTIES
THERMOCHEMICAL PROCESSES
YIELDS
ZEOLITES