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29 Results Found

  • Review
  • Open Access
16 Citations
10,832 Views
63 Pages

18 April 2011

Since Gomberg’s discovery of radicals as chemical entities, the interest around them has increased through the years. Nowadays, radical chemistry is used in the synthesis of 75% of all polymers, inevitably establishing a close relationship with Solid...

  • Article
  • Open Access
6 Citations
7,576 Views
6 Pages

Cohalogenation of Allyl and Vinylsilanes using Polymer-bound Haloate(I)-Reagents

  • Silvie Domann,
  • Georgia Sourkouni-Argirusi,
  • Nuria Merayo,
  • Andreas Schönberger and
  • Andreas Kirschning

16 January 2001

Polymer-supported electrophilic halogenate(I) complexes 2 and 3 promote smooth addition to vinyl and allylsilanes without loss of the silyl group. In conjunction with Amberlyst A26 (OH− -form) vinyl silanes are converted into epoxysilanes.

  • Article
  • Open Access
2 Citations
2,101 Views
12 Pages

A Biodegradable, Polymer-Supported Oxygen Atom Transfer Reagent

  • Erin E. Ramey,
  • Elizabeth L. Whitman,
  • Cole E. Buller,
  • James R. Tucker,
  • Charles S. Jolly,
  • Kjersti G. Oberle,
  • Austin J. Becksvoort,
  • Mark Turlington and
  • Christopher R. Turlington

26 April 2023

Biodegradable polymers are desirable to mitigate the environmental impact of plastic waste in the environment. Over the past several decades, the development of organocatalytic ring-opening polymerization (OROP) has made the synthesis of many new typ...

  • Article
  • Open Access
5 Citations
2,855 Views
16 Pages

21 October 2022

Alkene epoxidation with TBHP as an oxidising reagent using heterogeneous Mo(VI) catalyst is an environmentally friendly process since it eliminates acid waste and chlorinated by-products often associated with the conventional industrial method that u...

  • Review
  • Open Access
22 Citations
11,284 Views
23 Pages

15 September 2020

Efficient separation technologies are crucial to the environment and world economy. The challenge posed to scientists is how to engineer selectivity towards a targeted substrate, especially from multicomponent solutions. Polymer-supported reagents ha...

  • Article
  • Open Access
5 Citations
3,226 Views
14 Pages

By planting LEDs on the surfaces of orifice baffles, a novel batch oscillatory baffled photoreactor (OBPR) together with polymer-supported Rose Bengal (Ps-RB) beads are here used to investigate the reaction kinetics of a photo-oxidation reaction betw...

  • Article
  • Open Access
14 Citations
3,210 Views
27 Pages

19 March 2023

Two new monobasic tridentate O⁀N⁀N donor ligands, HL1 (I) and HL2 (II) have been obtained in two steps by reacting phenylhydrazine and salicylaldehyde or 3,5-di-tert-butylsalicylaldehyde and then reacting the resulting compounds with 2-ch...

  • Review
  • Open Access
81 Citations
12,739 Views
26 Pages

7 September 2010

Recent developments concerning the application of polymer supported organometallic reagents in solid phase synthesis are reviewed, with a special focus on methodology for carbon-carbon formation. Examples of reactions that are covered include the cla...

  • Article
  • Open Access
2 Citations
3,303 Views
21 Pages

Effective Inhibition of Carbon Steel Corrosion by Waterborne Polyurethane Based on N-tert-Butyl Diethanolamine in 2M HCl: Experimental and Computational Findings

  • Yulia F. Zaripova,
  • Sherzod Razhabov,
  • Roman S. Pavelyev,
  • Svetlana S. Vinogradova,
  • Renat R. Nazmutdinov,
  • Iskander R. Vakhitov and
  • Mikhail A. Varfolomeev

7 March 2022

The efficiency of corrosion inhibition for waterborne polyurethane based on N-tert-butyl diethanolamine (tB-WPU) is investigated using different techniques. Corrosion weight loss, open circuit potential experiments, electrochemical impedance spectros...

  • Article
  • Open Access
13 Citations
3,953 Views
11 Pages

Development of a Sensor with a Lipid/Polymer Membrane Comprising Na+ Ionophores to Evaluate the Saltiness Enhancement Effect

  • Futa Nakatani,
  • Tomofumi Ienaga,
  • Xiao Wu,
  • Yusuke Tahara,
  • Hidekazu Ikezaki,
  • Hiroyuki Sano,
  • Yuki Muto,
  • Yuya Kaneda and
  • Kiyoshi Toko

29 November 2019

The saltiness enhancement effect is the effect whereby saltiness is enhanced by adding specific substances to salt (sodium chloride). Since this effect can be used in the development of salt-reduced foods, a method to objectively evaluate the saltine...

  • Article
  • Open Access
47 Citations
7,818 Views
9 Pages

13 June 2020

This work describes new methods for the chemical recycling of end-use poly(ethylene terephthalate) (PET) in batch, microwave and electrochemical reactors. The reactions are based on basic hydrolysis of the ester moieties in the polymer framework and...

  • Article
  • Open Access
10 Citations
3,328 Views
12 Pages

31 December 2020

A series of hybrid proton exchange membranes were synthesized via in situ polymerization of poly (2-acrylamido-2-methyl-1-propanesulfonic acid) PMPS with sulfonated poly (1,4-phenylene ether-ether-sulfone) (SPEES). The insertion of poly (2-acrylamido...

  • Article
  • Open Access
3 Citations
2,118 Views
10 Pages

2 July 2024

Monodisperse Pt nanoparticles supported on carbon (Pt/C) were prepared via an impregnation method. By changing the concentration of the platinum precursor in the initial reagent mixture, the average particle size (d) could be controlled to within a n...

  • Review
  • Open Access
1,317 Views
24 Pages

Short- and medium-sized peptides have long been used as effective and versatile organocatalysts. In the early 80s, Inoue used diketopiperazines in the Strecker reaction, while Juliá and Colonna reported the epoxidation of chalcone catalyzed by...

  • Review
  • Open Access
989 Views
17 Pages

24 September 2025

The prevalence of infectious diseases is steadily increasing. If left untreated, they can lead to more serious health problems. Antibiotics currently available on the market are facing growing resistance, prompting the development of increasingly pow...

  • Article
  • Open Access
3 Citations
2,639 Views
20 Pages

Characterization of Lactobacilli Phage Endolysins and Their Functional Domains–Potential Live Biotherapeutic Testing Reagents

  • Robert J. Dorosky,
  • Stephanie L. Lola,
  • Haleigh A. Brown,
  • Jeremy E. Schreier,
  • Sheila M. Dreher-Lesnick and
  • Scott Stibitz

23 September 2023

Phage endolysin-specific binding characteristics and killing activity support their potential use in biotechnological applications, including potency and purity testing of live biotherapeutic products (LBPs). LBPs contain live organisms, such as lact...

  • Review
  • Open Access
20 Citations
6,422 Views
26 Pages

Ethylene glycol (EG) is an essential reagent in the chemical industry including polyester and antifreeze manufacture. In view of the constantly expanding field of EG applications, the search for and implementation of novel economical and environmenta...

  • Article
  • Open Access
60 Citations
2,546 Views
10 Pages

30 June 2001

The cationic thiomer chitosan-thioglycolic acid (TGA) shows excellent mucoadhesive features. In order to deepen the knowledge concerning this new excipient the optimization of its synthesis and a detailed characterization of its properties was the ob...

  • Article
  • Open Access
53 Citations
8,766 Views
14 Pages

5 December 2014

The explosive triacetone triperoxide (TATP), which can be prepared from commercially readily available reagents following an easy synthetic procedure, is one of the most common components of improvised explosive devices (IEDs). Molecularly-imprinted...

  • Article
  • Open Access
4 Citations
1,677 Views
12 Pages

A unique facilitation on the transport flux of Cu(II) was investigated by using modified polymer inclusion membranes (PIMs). LIX®84I-based polymer inclusion membranes (LIX®-based PIMs) using poly(vinyl chloride) (PVC) as support, 2-nitropheny...

  • Article
  • Open Access
879 Views
13 Pages

Synthesis and FT-IR/Raman Characterization of a Graphene Oxide–Methacrylamide Monomer for Dental Applications

  • Gennaro Ruggiero,
  • Davide Di Rosa,
  • Francesco Caso,
  • Roberto Sorrentino,
  • Fernando Zarone and
  • Giuseppe Caso

29 July 2025

Background: Graphene oxide (GO) is widely explored as a functional additive in polymer composites; however, its simple physical dispersion in dental resins often leads to poor interfacial stability and limited long-term performance. Covalent function...

  • Article
  • Open Access
15 Citations
4,469 Views
15 Pages

Bleached Kraft Eucalyptus Fibers as Reinforcement of Poly(Lactic Acid) for the Development of High-Performance Biocomposites

  • Marc Delgado-Aguilar,
  • Rafel Reixach,
  • Quim Tarrés,
  • Francesc X. Espinach,
  • Pere Mutjé and
  • José A. Méndez

24 June 2018

Poly(lactic acid) (PLA) is one of the most well-known biopolymers. PLA is bio-based, biocompatible, biodegradable, and easy to produce. This polymer has been used to create natural fiber reinforced composites. However, to produce high-performance and...

  • Article
  • Open Access
3 Citations
3,019 Views
15 Pages

Characterizing a Cost-Effective Hydrogel-Based Transparent Soil

  • Kanghu Li,
  • Lin Ma,
  • Yang Gao,
  • Jiyang Zhang and
  • Sen Li

21 October 2023

Transparent soil (TS) was specifically designed to support root growth in the presence of air, water, and nutrients and allowed the time-resolved phenotyping of roots in vivo. Nevertheless, it is imperative to further optimize the reagent cost of TS...

  • Feature Paper
  • Article
  • Open Access
28 Citations
6,894 Views
16 Pages

20 December 2016

An evaluation of the performance of polyelectrolyte-modified nanofiber membranes was undertaken to determine their efficacy in the rapid uptake and recovery of heavy metals from impaired waters. The membranes were prepared by grafting poly(acrylic ac...

  • Article
  • Open Access
14 Citations
3,614 Views
22 Pages

The Rheology and Printability of Cartilage Matrix-Only Biomaterials

  • Emi A. Kiyotake,
  • Michael E. Cheng,
  • Emily E. Thomas and
  • Michael S. Detamore

17 June 2022

The potential chondroinductivity from cartilage matrix makes it promising for cartilage repair; however, cartilage matrix-based hydrogels developed thus far have failed to match the mechanical performance of native cartilage or be bioprinted without...

  • Review
  • Open Access
9 Citations
5,099 Views
18 Pages

21 October 2023

The systematic increase in the use of rare earth elements (REEs) in various technologically advanced products around the world (e.g., in electronic devices), the growing amount of waste generated by the use of high-tech materials, and the limited res...

  • Article
  • Open Access
35 Citations
7,019 Views
15 Pages

Support-Material-Free Microfluidics on an Electrochemical Sensors Platform by Aerosol Jet Printing

  • Nicolò Giuseppe Di Novo,
  • Edoardo Cantù,
  • Sarah Tonello,
  • Emilio Sardini and
  • Mauro Serpelloni

18 April 2019

Printed electronics have led to new possibilities in the detection and quantification of a wide range of molecules important for medical, biotechnological, and environmental fields. The integration with microfluidics is often adopted to avoid hand-de...

  • Article
  • Open Access
1 Citations
3,096 Views
26 Pages

The Efficiency of Polyester-Polysulfone Membranes, Coated with Crosslinked PVA Layers, in the Water Desalination by Pervaporation

  • Izabela Gortat,
  • Jerzy J. Chruściel,
  • Joanna Marszałek,
  • Renata Żyłła and
  • Paweł Wawrzyniak

7 October 2024

Composite polymer membranes were obtained using the so-called dry phase inversion and were used for desalination of diluted saline water solutions by pervaporation (PV) method. The tests used a two-layer backing, porous, ultrafiltration commercial me...

  • Article
  • Open Access
6 Citations
2,709 Views
16 Pages

Poly(octamethylene citrate) Modified with Glutathione as a Promising Material for Vascular Tissue Engineering

  • Agata Flis,
  • Martina Trávníčková,
  • Filip Koper,
  • Karolina Knap,
  • Wiktor Kasprzyk,
  • Lucie Bačáková and
  • Elżbieta Pamuła

6 March 2023

One of the major goals of vascular tissue engineering is to develop much-needed materials that are suitable for use in small-diameter vascular grafts. Poly(1,8-octamethylene citrate) can be considered for manufacturing small blood vessel substitutes,...