نتایج جستجو برای: ion imprinted polymers aniline

تعداد نتایج: 282281  

2013
Mohsen Jahanshahi Mehdi Forouzani Atefeh Abouzarzadeh Nader Bahramifar

In the presence of imprinting molecules of Nalidixic acid, uniformly sized molecularly imprinted polymers (MIPs) in nanometer range were synthesized. The MIPs were successfully prepared by precipitation polymerization using methacrylic acid (MAA) and methyl methacrylate (MMA) as functional monomers at different mole ratios. The effect of combination of MAA-to-MMA on the morphology, binding, rec...

2014
Siamak Shoravi Gustaf D. Olsson Björn C. G. Karlsson Ian A. Nicholls

Aspects of the molecular-level basis for the function of ethylene glycol dimethacrylate and trimethylolproprane trimethacrylate crosslinked methacrylic acid copolymers molecularly imprinted with (S)-propranolol have been studied using a series of all-component and all-atom molecular dynamics studies of the corresponding prepolymerization systems. The crosslinking agents were observed to contrib...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2003
Haruyo Sanbe Ken Hosoya Jun Haginaka

Uniformly sized molecularly imprinted polymers, which can recognize bisphenol A (BPA), have been prepared by a multi-step swelling and polymerization method using BPA or a structurally related analogue of BPA [p-t-octylphenol (OP) or p-t-butylphenol (BP)] as the template molecule, 4-vinylpyridine as the functional monomer, and ethylene glycol dimethacrylate as the cross-linker. The BP-imprinted...

Journal: :international journal of environmental research 2012
h. sid kalal h. hoveidi m. thagiof n. pakizevand m.r. almasian

a chelating resin is prepared by condensation polymerization of aniline with formaldehyde andcharacterized by ft-ir, elemental analysis and studied for the preconcentration and determination of traceplatinum ion from environmental water sample using inductively coupled plasma-atomic emission spectroscopy(icp-aes). the optimum ph value for sorption of the metal ions was 5. the maximum adsorption...

Journal: :Molecules 2017
Ortensia Ilaria Parisi Luca Scrivano Sebastiano Candamano Mariarosa Ruffo Anna Francesca Vattimo Maria Vittoria Spanedda Francesco Puoci

The aim of the present research work was the synthesis of molecularly imprinted polymers (MIPs) with a rod-like geometry via "mesophase polymerization". The ternary lyotropic system consisting of sodium dodecyl sulfate (SDS), water, and decanol was chosen to prepare a hexagonal mesophase to direct the morphology of the synthesized imprinted polymers using theophylline, methacrylic acid, and eth...

2015
Harsha Vardhan Reddy Burri Donghong Yu H. V. R. Burri D. H. Yu

A novel synthetic N-(9-fluorenyl methoxy carbonyl)-L-Cysteine (Fmoc-Cys(SH)-OH) receptor was prepared by co-polymerizing (9-fluorenyl methoxy carbonyl)-S-(1-propene-2-thiol)-L-Cysteine (FmocCys(SCH2CHCH2)-OH) and a non-imprinted polymer prepared from 1-propene-1-thiol photo-chemically 15 h at room temperature and additional 3 h thermally at 80 ̊C. Subsequently, disulfides were reduced with lithi...

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...

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