نتایج جستجو برای: imprinted polymer

تعداد نتایج: 98588  

2004
Ebru Oral Nicholas A. Peppas

Mechanisms of interaction of a three-dimensional polymer with solutes are of interest in the development and function of synthetic biomimetic polymers. We have investigated the effects of template/monomer interactions and template concentration on conversion and polymerization rates of a molecularly imprinted polymer. Copolymers of 2-hydroxyethyl methacrylate (HEMA) and poly(ethylene glycol) di...

Journal: :Chemical communications 2015
Feng Shen Qingxi Zhang Xueqin Ren

A novel zwitterion acting as both a functional monomer and a crosslinker with the protein-resistant ability concomitantly was synthesized for preparing water compatible diclofenac imprinted polymers. This new imprinted polymer showed high imprinting efficiency for template and strong anti-protein adsorption in aqueous medium.

Journal: :The Analyst 2015
Hironori Taguchi Hirobumi Sunayama Eri Takano Yukiya Kitayama Toshifumi Takeuchi

Molecularly imprinted polymers bearing peptide fragment-based binding sites within the protein-imprinted cavities were prepared by copolymerization of the acrylated protein with 6-monoacryloyl-trehalose and 6,6'-diacryloyl-trehalose as a hydrophilic comonomer and a crosslinker respectively, followed by enzymatic decomposition of the grafted protein into the polymer matrix with pepsin, resulting...

Journal: :Journal of the Institute of Science and Technology 2018

Journal: :Biosensors & bioelectronics 2008
R Thoelen R Vansweevelt J Duchateau F Horemans J D'Haen L Lutsen D Vanderzande M Ameloot M vandeVen T J Cleij P Wagner

Mimicking the selectivity and sensitivity of biological systems for sensor devices is of increasing interest in biomedical, environmental and chemical analysis. Synthetic materials with imprinted nanocavities, acting as highly selective artificial receptors, are a tailor-made solution in obtaining such a sensor. Incorporation of such molecularly imprinted polymers (MIPs) in a platform suitable ...

Journal: :The Analyst 2003
Esther Turiel Concepcion Perez-Conde Antonio Martin-Esteban

In this paper, the Langmuir-Freundlich isotherm is used to model the interaction of several triazines (desethylatrazine, desisopropylatrazine, simazine, atrazine, propazine and prometryn) with a propazine-imprinted polymer and to explain the observed cross-reactivity. Different rebinding experiments (each herbicide alone or all together in a mixture) were carried out and the experimental bindin...

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...

2018
Rongning Liang Tiantian Wang Huan Zhang Ruiqing Yao Wei Qin

Nowadays, it is still difficult for molecularly imprinted polymers (MIPs) to achieve homogeneous recognition since they cannot be easily dissolved in organic or aqueous phase. To address this issue, soluble molecularly imprinted nanorods have been synthesized by using soluble polyaniline doped with a functionalized organic protonic acid as the polymer matrix. By employing 1-naphthoic acid as a ...

Journal: :Chemical communications 2011
Xiantao Shen Lei Ye

Molecularly imprinted polymer microspheres were synthesized by Pickering emulsion polymerization. Fluorescence spectroscopic investigations provided insights into the template recognition in water.

2015
Bianca Schweiger Jungtae Kim Young Jun Kim Mathias Ulbricht

Piezoelectric quartz crystals and analogous gold substrates were electrochemically coated with molecularly imprinted polypyrrole films for pulsed amperometric detection (PAD) of clofibric acid, a metabolite of clofibrate. Cyclic voltammetry data obtained during polymerization and deposited weight estimations revealed a decrease of the polymerization rate with increasing clofibric acid concentra...

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