نتایج جستجو برای: magnetic ion imprinted polymer

تعداد نتایج: 627719  

Journal: :Journal of environmental sciences 2011
Linyan Zhu Zhiliang Zhu Ronghua Zhang Jun Hong Yanling Qiu

A novel ion-imprinted polymer, lead ion-imprinted micro-beads with combination of two functional monomers, was synthesized using the W/O/W polymerization method. Two functional monomers, 1,12-dodecanediol-O,O'-diphenyl-phosphonic acid (DDDPA) and 4-vinylpyridine, were used to form a suitable construction with micro-pores fitting the template and recognition sites. The effects of adsorbent dosag...

Amitriptyline hydrochloride is a highly permeable active pharmaceutical ingredient (API). The function of these drugs is to block the reuptake of the neurotransmitters, norepinephrine and serotonin in the central nervous system. The nano-sized Amitriptyline (AT) imprinted polymer particles were synthesized successfully. The nanoparticles were characterized by Fourier transform infrared spectros...

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: :Talanta 2009
Xin Wang Lianyan Wang Xiwen He Yukui Zhang Langxing Chen

In this study, we synthesized Fe(3)O(4) magnetic nanoparticles coated estrone-imprinted polymer with controlled size using a semi-covalent imprinting strategy. In this protocol, the estrone-silica monomer complex (EstSi) was synthesized by the reaction 3-(triethoxysilyl)propyl isocyanate with estrone, where the template was linked to the silica coating on the iron oxide core via a thermally rev...

Journal: :Food chemistry 2017
Elahe Kazemi Shayessteh Dadfarnia Ali Mohammad Haji Shabani Mansoureh Ranjbar

A novel Zn(II) imprinted polymer was synthesized via a co-precipitation method using graphene oxide/magnetic chitosan nanocomposite as supporting material. The synthesized imprinted polymer was characterized by Fourier transform infrared spectrometry (FTIR) and scanning electron microscopy (SEM) and applied as a sorbent for selective magnetic solid phase extraction of zinc followed by its deter...

Journal: :Erzincan University Journal of Science and Technology 2022

In the present work, reusable magnetic molecularly imprinted polymers have been used for first time as an adsorbent determination of 2-phenylphenol. Magnetic selective separation and preconcentration 2-phenylphenol native fluorescence has sensitive analyte. The developed method is rapid was completed in 40 minutes. Limit detection (LOD) found to be 1.09 µg L-1 imprinting factor 1.87. linearity ...

Journal: :quarterly journal of applied chemical research 2013
mahboobeh manoochehri homayon ahmad panahi meghdad karimi

2016
Rachel Marcella Roland Showkat Ahmad Bhawani

Molecularly imprinted polymer (MIP) microspheres for Piperine were synthesized by precipitation polymerization with a noncovalent approach. In this research Piperine was used as a template, acrylic acid as a functional monomer, ethylene glycol dimethacrylate as a cross-linker, and 2,2'-azobisisobutyronitrile (AIBN) as an initiator and acetonitrile as a solvent. The imprinted and nonimprinted po...

2017
Changgen Feng

In the present study, a novel Ni(II) ion-imprinted sulfonate functionalized silica gel polymer was prepared with the surface imprinting technique by using nickel(II) as the template ion, grafted silica gel as the support, and 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS) and ethylene glycol dimethacrylate (EGDMA) as the functional monomer and crosslinker, respectively. The sorbent was cha...

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