[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Maesen et al., 2001 - Google Patents

The zeolite scene—an overview

Maesen et al., 2001

Document ID
8873784792970251475
Author
Maesen T
Marcus B
Publication year
Publication venue
Studies in surface science and catalysis

External Links

Snippet

Publisher Summary A zeolite is a crystalline aluminosilicate with a three-dimensional framework structure that forms uniformly sized pores of molecular dimensions. As the pores preferentially adsorb molecules that fit snugly inside the pores and exclude molecules that …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B01J20/18—Synthetic zeolitic molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7007—Zeolite Beta
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compound thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/06—Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements, i.e. by direct or secondary synthesis
    • C01B39/08—Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements, i.e. by direct or secondary synthesis the aluminium atoms being wholly replaced
    • C01B39/085—Group IVB- metallosilicates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compound thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/04—Crystalline aluminosilicate zeolites; Isomorphous compound thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof using at least one organic template directing agent, e.g. an ionic quaternary ammonium compound or an aminated compound
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compound thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/46—Other types characterised by their X-ray diffraction pattern and their defined composition
    • C01B39/48—Other types characterised by their X-ray diffraction pattern and their defined composition using at least one organic template directing agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
    • B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions

Similar Documents

Publication Publication Date Title
Maesen et al. The zeolite scene—an overview
Maesen The zeolite scene–an overview
Derbe et al. A short review on synthesis, characterization, and applications of zeolites
Khoramzadeh et al. Equilibrium adsorption study of CO2 and N2 on synthesized zeolites 13X, 4A, 5A, and beta
Lu et al. Chiral zeolite beta: structure, synthesis, and application
Davis Zeolites and molecular sieves: not just ordinary catalysts
Verboekend et al. Synthesis, characterisation, and catalytic evaluation of hierarchical faujasite zeolites: milestones, challenges, and future directions
Ghobarkar et al. Zeolites—from kitchen to space
Kianfar et al. Zeolites: properties, applications, modification and selectivity
El Bojaddayni et al. A review on synthesis of zeolites from natural clay resources and waste ash: Recent approaches and progress
US5310534A (en) Process for dealuminization of the synthetic zeolites of large pores, catalysts and selective organophilic adsorbents containing the dealuminized zeolites obtained according to the process and essentially silicic beta zeolite
US9492817B2 (en) Process for altering the physico-chemical properties of Faujasite Y-type zeolites
CN101973562A (en) Method for synthesizing silicon substrate molecular sieve by using copper amine complex as template agent
Millini et al. Zeolite science and perspectives
US6423295B1 (en) Synthesis of aluminum rich AFI zeolite
Berenguer Murcia Ordered porous nanomaterials: The merit of small
CA1269088A (en) Zeolite having a paulingite-like structure (ecr-18) and a method for its preparation
CN103889572B (en) Process for preparing a mesoporized catalyst, catalyst thus obtained and use thereof in a catalytic process
Sun et al. One‐pot synthesis of binderless zeolite A spheres via in situ hydrothermal conversion of silica gel precursors
Esmaeili et al. Increasing the adsorption capabilitiy of mordenite and Y zeolites via post‐synthesis chemical/physical treatments in order to remove cationic dyes from polluted water
JP2016521204A (en) Use of zeolitic material to remove mercury (+2) ions from a liquid stream
Hernández-Ramírez et al. Removal and immobilisation of cobalt ions by a novel, hierarchically structured, diatomite/zeolite Y composite
Kresge et al. Molecular sieves
Vallace et al. A Study of Structural Defects in X-and Y-Type Zeolites and Their Effect on Their Transformation to Aluminum-Rich Chabazite
Singh et al. Zeolites: smart materials for novel, efficient, and versatile catalysis