نتایج جستجو برای: magnetic ion imprinted polymer

تعداد نتایج: 627719  

Journal: :Biomaterials 2006
Linden D Bolisay James N Culver Peter Kofinas

Molecular imprinted Polymers (MIP) targeted for Tobacco mosaic virus (TMV) have been synthesized. Batch equilibrium studies using imprinted and non-imprinted polymer hydrogels in TMV and TNV solutions were conducted to determine virus-binding capacities. TMV-imprinted hydrogels showed increased binding to TMV (8.8 mg TMV/gpolymer) compared to non-imprinted hydrogels (4.2 mg TMV/gpolymer). Furth...

Journal: :Advanced materials 2013
Pinar Cakir Arnaud Cutivet Marina Resmini Bernadette Tse Sum Bui Karsten Haupt

A new approach is proposed for the synthesis of molecularly imprinted polymers (MIPs) (synthetic antibodies) as soluble nanogels with sizes close to the size of real antibodies. To imprint a molecular memory in particles consisting of only a few polymer chains, an initiator carrying multiple iniferter moieties is used. This allows for the simultaneous initiation of several polymer chains, and y...

2012
Xiaolei Zhuang Xiangchao Dong Shujuan Ma Ti Zhang

to extract active components from the traditional Chinese medicine Polygonum cuspidatum using a trans-resveratrol imprinted polymer. Good separation and purification of trans-resveratrol and emodin from the Polygonum cuspidatum extract are achieved after condition optimization. The extraction recoveries are 83% and 99% for trans-resveratol and emodin, respectively. The results show that the mol...

2008
A. R. Koohpaei S. J. Shahtaheri M. R. Ganjali A. Rahimi Forushani F. Golbabaei

Solid phase extraction is one of the major applications of molecularly imprinted polymers fields for clean-up of environmental and biological samples namely molecularly imprinted solid-phase extraction. In this study, solid phase extraction using the imprinted polymer has been optimized with the experimental design approach for a triazine herbicide, named atrazine with regard to the critical fa...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2003
Isamu Fujiwara Mizuo Maeda Makoto Takagi

Ferrocyanide-imprinted pyridine-carrying microspheres were prepared using ferrocyanide ions as a template. This method is based on a surface imprinting technique from the seed emulsion that consisted of 4-vinylpyridine (functional monomer), styrene, and butyl acrylate and a water mixture polymerization by a radical initiator. The ferrocyanide-imprinted microspheres had about 200 times higher ad...

2014
Hemavathy Surikumaran Sharifah Mohamad Norazilawati Muhamad Sarih

This work describes methacrylic acid functionalized β-cyclodextrin (MAA-βCD) as a novel functional monomer in the preparation of molecular imprinted polymer (MIP MAA-βCD) for the selective removal of 2,4-dichlorophenol (2,4-DCP). The polymer was characterized using Fourier Transform Infrared (FTIR) spectroscopy, Brunauer-Emmett-Teller (BET) and Field Emission Scanning Electron Microscopy (FESEM...

2016
Zahra PANJALI Ali Akbar ASGHARINEZHAD Homeira EBRAHIMZADEH Niloofar JALILIAN Rasoul YARAHMADI Seyed Jamaleddin SHAHTAHERI

BACKGROUND The analysis of heavy metals at trace level is one of the main toxicologists concern, due to their vital rules in human`s life. Cadmium is one of these toxic heavy metals, which released to the environment from various industries. METHODS In order to determine Cd (II) ions in various matrices magnetic ion-imprinted polymer (IIP) method has been developed and applied. This nano-sorb...

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