Modifications of polymers through the addition of ultraviolet absorbers to reduce the aging effect of accelerated and natural irradiation

GA El-Hiti, DS Ahmed, E Yousif, OSA Al-Khazrajy… - Polymers, 2021 - mdpi.com
The photooxidative degradation process of plastics caused by ultraviolet irradiation leads to
bond breaking, crosslinking, the elimination of volatiles, formation of free radicals, and …

Synthesis thin films of poly (vinyl chloride) doped by aromatic organosilicon to absorb the incident light

RN Abed, E Yousif, ARN Abed, AA Rashad - Silicon, 2022 - Springer
The innovative objective of present work is to evaluate the optical properties of the pure PVC
and PVC composites with 5 wt.% organosilicon. The composite of PVC/organosilicon has …

Organosilane as potent HIV-1 protease inhibitors and its hybrid silica nanoparticles as a “turn-off” fluorescent sensor for silver ion recognition

G Singh, P Satija, S Sharma, S Gupta, KN Singh - Inorganica Chimica Acta, 2023 - Elsevier
This article presents the azide-alkyne cycloaddition interaction to make an organosilane-
based sensor that was mounted on the outer layer of hybrid silica nanoparticles. Both …

Schiff Base of 3‐Aminopropylalkoxysilanes and 3‐Aminopropylsilatranes: Importance of Investigations and the Potential Applications

NV Vchislo, SN Adamovich… - Applied …, 2024 - Wiley Online Library
The escalating fascination with Schiff bases stems from their versatile applications in
medicine, pharmacology, biology, fine organic synthesis, and industrial processes. This …

Photostabilization of poly (vinyl chloride) films blended with organotin complexes of mefenamic acid for outdoor applications

A Ahmed, GA El-Hiti, AG Hadi, DS Ahmed… - Applied Sciences, 2021 - mdpi.com
This study develops a process for enhancing the photostabilization of PVC films blended
with a low concentration of mefenamate–tin complex. One tri-substituted and three di …

Organosilane-doped PVC lattice thin film for optoelectronic applications

RN Abed, MH Al-Mashhadani, E Yousif, H Hashim… - Journal of Optics, 2024 - Springer
The novel work for this study is to make new films for the pure and doped PVC with
organosilane; thus, it used organosilane moieties (25 mg) mixed with poly (vinyl chloride)(5 …

Enhanced photostability of polyvinyl chloride films through antipyrine derivatives: a comprehensive study on UV resistance and degradation inhibition

S Mohamed, E Yousif, M Kadhom… - Macromolecular …, 2024 - Springer
Almost all fabricated polymers need high stabilization to prevent harmful effects. Adding
specialized chemicals that rule as light stabilizers (or UV stabilizers) and tailor to the resin's …

Studying the photodecomposition rate constant and morphology properties of modified poly (vinyl chloride) with novel Schiff's bases

M Kadhom, A Mohammed, H Ghani… - Journal of Vinyl and …, 2023 - Wiley Online Library
The photodegradation of a poly (vinyl chloride)(PVC) film filled with Schiff bases in its
structure was investigated and studied by comparing it with a blank PVC film. A PVC film …

Tin (IV) compounds as photo-stabilizers for irradiated surfaces of poly (vinyl chloride) films

A Mohammed, M Kadhom, E Yousif - Surfaces, 2021 - mdpi.com
Dimethyl-organotin (IV) valsartan (Me2SnL2) and dichlorostannanediyl valsartan (SnL2Cl2)
complexes were synthesized, characterized, and applied as Poly (vinyl chloride)(PVC) …

Physisorption theory of surface area and porosity determination: A short review

A Mohammed, AU Ahmed, H Ibraheem… - AIP Conference …, 2022 - pubs.aip.org
In this work, it is shown that using the theoretical models could determine the surface area,
porosity, and pore size of porous materials. Physisorption adsorption isothermal models of …