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Updated: Jul 10, 2026
08:26
Synthesis of Zeolites Using the ADOR (Assembly-Disassembly-Organization-Reassembly) Route
Published on: April 3, 2016
Organic zeolites from a diolefinic monomer
Ozge Guney-Altay1, Dmitry Pestov, Gary Tepper
1Department of Mechanical Engineering, Virginia Commonwealth University, Richmond, Virginia 23284-3015, USA.
Journal of the American Chemical Society
|October 24, 2007
Summary
Submicrometer diethyl p-phenylenediacrylate (EPA) particles were created with tunable adsorption properties using photopolymerization and template molecules. These imprinted polymers show selective alkane adsorption, acting as organic zeolite analogues.
Area of Science:
- Materials Science
- Polymer Chemistry
- Analytical Chemistry
Background:
- Submicrometer particles with tunable adsorption are crucial for selective chemical sensing.
- Diethyl p-phenylenediacrylate (EPA) offers potential for creating such functional materials.
- Molecular imprinting techniques allow for tailored molecular recognition properties.
Purpose of the Study:
- To develop submicrometer EPA particles with controllable molecular adsorption characteristics.
- To investigate the vapor sorption behavior of these particles using alkanes as analytes.
- To evaluate the potential of these imprinted polymers as organic analogues of zeolites for selective adsorption.
Main Methods:
- Production of EPA monomer particles via rapid expansion of supercritical solutions (RESS).
- Solid-state photopolymerization of EPA particles in the presence of molecular templates directly on surface acoustic wave (SAW) resonators.
- In situ measurement of dynamic sorption isotherms for C1-C9 alkanes by monitoring SAW device frequency shifts.
- Characterization of vapor selectivity and molecular porosity of the imprinted polymer coatings.
Main Results:
- Submicrometer EPA particles with tunable adsorption properties were successfully synthesized.
- Dynamic sorption isotherms revealed selective adsorption of alkane vapors.
- A correlation between template molecule size and the exclusion of smaller alkane molecules was observed.
- The imprinted polymer coatings demonstrated reversible adsorption of alkane analytes.
Conclusions:
- The developed photopolymerized EPA particles exhibit molecular imprinting capabilities.
- These materials demonstrate selective and reversible adsorption of alkanes, similar to zeolites.
- The tunable nature and zeolite-like behavior suggest potential applications in chemical sensing and separation technologies.
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