Green Synthesis of a Novel Cationic Surfactant Based on an Azo Schiff Compound for Use as a Carbon Steel Anticorrosion Agent

KD Alanazi, BH Alshammari, TYA Alanazi… - ACS …, 2023 - ACS Publications
The new cationic surfactant-based azo Schiff compound (azoS8) was prepared,
characterized, and investigated as a corrosion inhibitor for carbon steel in 1 M HCl by means …

Oxidative stability performance of new azophenol derivatives as antioxidants in working fluids for high-temperature solar applications

AM Ashmawy, AM El-Sawy, AA Ali, SM El-Bahy… - Solar Energy Materials …, 2021 - Elsevier
In solar applications, the oxidation stability of heat transfer fluidsreducesthe thermal energy
storage cost. In this work, the effect of new two azophenols, namely-2-sec-butyl-4-((3 …

Chemical and electrochemical investigation of a novel liquid crystal as an anticorrosion agent for mild steel in acidic media

HF Khalil, AM Ashmawy - Egyptian Journal of Chemistry, 2022 - journals.ekb.eg
In this work, inhibitory behaviour of the new azomethan compound (IN-C8) was studied by
electrochemical potentiodynamic polarization (PDP), impedance spectroscopy (EIS), and …

Novel azo dye based on 1, 3, 4-thiadiazole: synthesis, characterization linked to application as dye-sensitized solar cells and antioxidant

AM Ashmawy, A Ali, AM Mahmoud - Egyptian Journal of …, 2023 - journals.ekb.eg
: In this work, the important features, electrochemical, optical and thermal stability as
antioxidant, of four new donor-acceptor–π–acceptor-donor architecture, antioxidant dyes …

Synthesis, Evaluation of asymmetric dicationic Ionic Liquids and studying their efficiency for Egyptian Base Oil improvement

SM Bidak, MI Nessim, FI El-Dossoki… - Egyptian Journal of …, 2023 - journals.ekb.eg
In this work, three asymmetric dicationic ionic liquids, namely, 1-(2-(1-decyl-1H-imidazolium-
3-yl) ethyl)-4-methylpyridinium bromide (IL101), 1-(5-(1-decyl-1H-imidazolium-3-yl) pentyl)-4 …

Preparation and evaluation of Azo phenol as corrosion inhibitor for carbon steel in acid solution

HF Khalil, ST KEERA, AM Ashmawy - Egyptian Journal of …, 2022 - journals.ekb.eg
In this work, 2, 6-di-tert-butyl-4-(4-iodophenylazo) phenol (Azo) has been prepared. The
chemical structure of this Azo compound has been identified via elemental analysis, Fourier …

Properties and structural coloured film preparation of some chiral dopants derived from D-Isosorbide

S Wang, F Fang, Y Guo, Y Li, B Li… - Molecular Crystals and …, 2021 - Taylor & Francis
A series of chiral dopants derived from D-isosorbide were synthesized. Some of them
exhibita monotropicsmecticA phase. Comparison of the melting points of these chiral …

Novel allyl-ester-based polymers as flow improvers for waxy crude oil

AM Ashmawy, ESM Elnaggar… - Chemical Industry & …, 2021 - ache-pub.org.rs
The deposition of paraffin wax from crude oil at low temperatures due to wax deposition,
high pour point, high viscosity, and weak flow capability is among the critical and persisting …

Asymmetric Dicationic Ionic Liquids: synthesis and evaluation as additive improvers for Egyptian Base Oil III

FI El-Dossoki, DA Ismail, MI Nessim… - Alfarama Journal of …, 2023 - journals.ekb.eg
In this work, we synthesized three distinct types of asymmetrical dicationic ionic liquids: 1-(2-
(1-decyl-1H-imidazolium-3-yl) ethyl) pyridinium bromide (IL301), 1-(5-(1-decyl-1H …

Evaluating the Effectiveness of newly prepared Asymmetric Dicationic Ionic Liquids in Egyptian Base Oil improvement II

SM Bidak, FI El-Dossoki, DA Ismail… - Alfarama Journal of …, 2023 - journals.ekb.eg
This study synthesized three types of asymmetric dicationic ionic liquids, specifically, 1-(2-(1-
decyl-1H-imidazolium-3-yl) ethyl)-3-methylpyridinium bromide (IL 201), 1-(5-(1-decyl-1H …