Adsorption and diffusion of C/sub 6/-C/sub 8/ hydrocarbons in ultrastable Y zeolite
Conference
·
OSTI ID:6365206
The adsorption and diffusion of C/sub 6/-C/sub 8/ hydrocarbons in ultrastable Y zeolite powder was studied by use of gravimetric techniques in a constant volume, constant pressure apparatus. The order of the equilibrium adsorption capacities of the hydrocarbons at temperatures of 303-363K were determined to be toluene > n-hexane > ortho-xylene > metaxylene > para-xylene > cyclohexane. Intracrystalline diffusion coefficients of the order of 10/sup -13/ cm/sup 2//s - 10/sup -10/ cm/sup 2//s were obtained for the same temperature range.
- Research Organization:
- Dept. of Chemical Engineering, Worcester Polytechnic Institute, Worcester, MA 01609
- OSTI ID:
- 6365206
- Report Number(s):
- CONF-851123-
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201* -- Chemical & Physicochemical Properties
ADSORPTION
ALKANES
ALKYLATED AROMATICS
AROMATICS
CHEMICAL ANALYSIS
CRYSTAL STRUCTURE
CYCLOALKANES
CYCLOHEXANE
DIFFUSION
GRAVIMETRIC ANALYSIS
HEXANE
HYDROCARBONS
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
MATERIALS
MEDIUM TEMPERATURE
MINERALS
ORGANIC COMPOUNDS
POWDERS
QUANTITATIVE CHEMICAL ANALYSIS
SORPTION
SORPTIVE PROPERTIES
STABILITY
STRUCTURAL CHEMICAL ANALYSIS
SURFACE PROPERTIES
TEMPERATURE EFFECTS
TEMPERATURE GRADIENTS
THERMAL ANALYSIS
THERMAL DIFFUSION
THERMAL GRAVIMETRIC ANALYSIS
TOLUENE
XYLENES
ZEOLITES
400201* -- Chemical & Physicochemical Properties
ADSORPTION
ALKANES
ALKYLATED AROMATICS
AROMATICS
CHEMICAL ANALYSIS
CRYSTAL STRUCTURE
CYCLOALKANES
CYCLOHEXANE
DIFFUSION
GRAVIMETRIC ANALYSIS
HEXANE
HYDROCARBONS
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
MATERIALS
MEDIUM TEMPERATURE
MINERALS
ORGANIC COMPOUNDS
POWDERS
QUANTITATIVE CHEMICAL ANALYSIS
SORPTION
SORPTIVE PROPERTIES
STABILITY
STRUCTURAL CHEMICAL ANALYSIS
SURFACE PROPERTIES
TEMPERATURE EFFECTS
TEMPERATURE GRADIENTS
THERMAL ANALYSIS
THERMAL DIFFUSION
THERMAL GRAVIMETRIC ANALYSIS
TOLUENE
XYLENES
ZEOLITES