Nanoemulsions with All Ionic Liquid Components as Recyclable Nanoreactors
Krishnaiah Damarla1, Yadagiri Rachuri1, Eringathodi Suresh1
1Academy of Scientific and Innovative Research (AcSIR) , CSIR-Central Salt and Marine Chemicals Research Institute , G. B. Marg Bhavnagar , Gujarat , 364002 , India.
Langmuir : the ACS Journal of Surfaces and Colloids
|July 29, 2018
Summary
Researchers developed novel nanoemulsions using ionic liquids, achieving spontaneous formation, thermodynamic stability, and use as recyclable nanoreactors for material synthesis.
Area of Science:
- Colloid and Surface Chemistry
- Materials Science
- Green Chemistry
Background:
- Conventional nanoemulsions (NEs) have limitations in stability and formation.
- Ionic liquids (ILs) offer tunable properties for advanced formulations.
- Development of stable, non-aqueous NEs is crucial for specialized applications.
Purpose of the Study:
- To construct novel nanoemulsions (NEs) utilizing ionic liquids (ILs) as key components.
- To investigate the unique properties and formation mechanisms of these IL-based NEs.
- To demonstrate the utility of IL-NEs as nanoreactors for material synthesis.
Main Methods:
- Formulation of NEs using specific ILs: ethanolammonium formate (HO-EOAF), proliniumisopropylester dioctylsulfosuccinate ([ProC3][AOT]), and 1-butyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide ([Bmim][NTf2]).
- Characterization using physical, spectroscopic, and imaging techniques to analyze properties.
- Application testing of NEs as recyclable nanoreactors for synthesizing metal-organic frameworks/light harvesting hybrid systems.
Main Results:
- Successful construction of IL-NEs exhibiting spontaneous formation and thermodynamic stability.
- Observed anomalous properties: isotropic nature, decreased droplet size with polar medium concentration, and high thermal/kinetic stability.
- Demonstrated versatility of IL-NEs as efficient, recyclable nanoreactors for material synthesis.
Conclusions:
- Ionic liquid nanoemulsions represent a novel class of stable colloidal systems with unique properties.
- These IL-NEs offer advantages over conventional NEs, including spontaneous formation and enhanced stability.
- The developed IL-NEs are promising as versatile, recyclable nanoreactors, paving the way for 'all ionic-liquid nanoemulsions'.
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