نتایج جستجو برای: ion imprinted polymers aniline

تعداد نتایج: 282281  

Journal: :Materials Today 2009

2009
S. J. Shahtaheri M. R. Ganjali A. Rahimi Forushani

Amongst organophosphate pesticides, the one most widely used and common environmental contaminant is diazinon; thus methods for its trace analysis in environmental samples must be developed. Use of diazinon imprinted polymers such as sorbents in solid phase extraction, is a prominent and novel application area of molecular imprinted polymers. For diazinon extraction, high performance liquid chr...

2017
Shuai Li Guoliang Liu Xiuping Ju Yan Zhang Jinsheng Zhao Hyeonseok Yoon

In this study, four novel donor–acceptor systems, 4-(2,3-dihydrothieno[3,4-b][1,4]dioxin5-yl)-N-(4-(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)phenyl)-N-(4-nitrophenyl)aniline (NETPA), 4-(4methoxythiophen-2-yl)-N-(4-(4-methoxythiophen-2-yl)phenyl)-N-(4-nitrophenyl)aniline (NMOTPA), 4-(4-methylthiophen-2-yl)-N-(4-(4-methylthiophen-2-yl)phenyl)-N-(4-nitrophenyl)aniline (NMTPA) and 4-nitro-N,N-bis(4...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2007
Ohad Kimhi Havazelet Bianco-Peled

The interactions between lysozyme-imprinted hydrogel and their template protein were studied using adsorption measurements, competitive adsorption experiments, and isothermal titration calorimetry (ITC). The results were compared to the interactions between the imprinted polymer and a reference protein, cytochrome c. Experimental adsorption isotherms and competitive adsorption studies detected ...

Journal: :Advanced drug delivery reviews 2005
A G Mayes M J Whitcombe

Molecular imprinting is a method of inducing molecular recognition properties in synthetic polymers in response to the presence of a template species during formation of the three-dimensional structure of the polymer. The molecularly imprinted polymers (MIPs) prepared in this way have been termed "plastic antibodies" and combine the robustness of the polymer scaffold with binding properties mor...

Background & Aims: Magnetically molecularly imprinted polymers (MMIPs) are assumed as kind of sorbent polymers ‎which can separate or determine bioactive compounds from environment fast and specifically.  ‎Magnetic properties, stability at various conditions (temperature , ionic strength and pH) and selective ‎function are among the advantages of these polymers in determin...

2011
Eduardo M. A. Dourado Carmelo Herdes Paul R. van Tassel Lev Sarkisov

In this article we present a model for molecularly imprinted polymers, which considers both complexation processes in the pre-polymerization mixture and adsorption in the imprinted structures within a single consistent framework. As a case study we investigate MAA/EGDMA polymers imprinted with pyrazine and pyrimidine. A polymer imprinted with pyrazine shows substantial selectivity towards pyraz...

Journal: :Journal of biomedical materials research. Part A 2006
Ebru Oral Nicholas A Peppas

Highly cross-linked 2-hydroxyethyl methacrylate (HEMA) and poly(ethylene glycol) dimethacrylate with poly(ethylene glycol) of molecular weight 600 (PEG600DMA) were molecularly imprinted with hydrophilic templates glucose and proxyphylline using water as a solvent. Glucose-imprinted polymers showed increased recognitive capacity compared to nonimprinted polymers as well as increased glucose upta...

Journal: :Journal of The Electrochemical Society 2022

We explain the development of an ultra-sensitive molecularly imprinted polymer-based electrochemical sensor for rapid and selective determination bisphenol A (BPA) in human serum water samples. Electropolymerization functional monomer aniline was performed presence BPA by cyclic voltammetry (CV) to prepare a poly(aniline) based GCE (MIP(ANI)/GCE). The developed MIP surface characterized using F...

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