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Autor:
Mahmoud A Abd El-Ghaffar, Soliman Ma Soliman, Soha Ma Sayed, Magdy W. Sabaa, Mohamed Sanad, N.A. Abdelwahab
Publikováno v:
Journal of Elastomers & Plastics. 52:537-547
Conducting polymers have great attention due to their electrical activity in π-electrons conjugation over backbone of the polymeric chain. These properties make them attractive for enormous applications. On that account, we prepared polyanisidines (
Autor:
N.A. Abdelwahab, F. M. Helaly
Publikováno v:
Journal of Industrial and Engineering Chemistry. 50:162-171
Carboxymethyl chitosan was prepared, grafted with polyacrylamide in the presence of synthesized Fe 3 O 4 nanoparticles and coated with TiO 2 (TMPAM-g-CMC). Synthesized materials were characterized using FT-IR spectra, XRD, EDX, SEM, TEM, BET surface
Autor:
N.A. Abdelwahab, F. M. Helaly
Publikováno v:
Separation Science and Technology. :1-11
The present work deals with the preparation of magnetic acrylate terpolymer nanocomposite by emulsion polymerization. This nanocomposite was applied for the removal of diesel oil from artificial seawater by magnetic separation. Magnetic terpolymer na
Autor:
Mohamed Sanad, Amany M. Fekry, S.M.A. Soliman, N.A. Abdelwahab, M. A. Abd El-Ghaffar, Magdy W. Sabaa
Publikováno v:
Progress in Organic Coatings. 144:105664
This study presents new smart eco-friendly and environmentally acceptable conducting polymer composites. These composites represent high efficient anti-corrosive coatings based on (toluidines and phenylenediamines) /BaSO4 polymer composites for steel
Autor:
Walied A.A. Mohamed, Nahla A. Taha, Doaa M. EL-Mekkawi, N.A. Abdelwahab, Mohamed Abdel-Mottaleb
Publikováno v:
Journal of Cleaner Production. 249:119430
Heavily contaminated industrial wastewater is treated using a homemade compound parabolic reactor utilizing recycled polymeric disposals as TiO2 supports. The recycled polymeric materials include cotton, cotton lycra, polyamide, paper, polyethylene t
Publikováno v:
Transactions of Nonferrous Metals Society of China. 25:3808-3819
Poly(p-phenylenediamine)/chitosan (PPPDA/Chi) composite was prepared by in situ chemical oxidative polymerization of p-phenylenediamine (PPPDA) into chitosan (Chi) using ammonium persulphate (APS) as an oxidant. PPPDA and PPPDA/Chi composite were cha
Publikováno v:
International Journal of Biological Macromolecules. 79:913-922
In this study, cellulose acetate (CA) was modified by grafting with an equimolar binary mixture of acrylic acid (AA) and acrylamide (AAm) via radical polymerization technique using benzoyl peroxide as an initiator. Comparative studies between CA powd
Autor:
M. A. Abd El-Ghaffar, N.A. Abdelwahab
Publikováno v:
Polymer-Plastics Technology and Engineering. 55:158-170
A series of electrically conducting low density polyethylene/poly(p-azidoaniline) blends containing different loadings of poly(p-azidoaniline) was prepared. The resistance of these blends to accelerated thermal oxidation at 90°C for different time i
Publikováno v:
Progress in Organic Coatings. 78:42-48
Great progress has been devoted recently in the applications of conducting polymers and their composites in corrosion protection of metals by coatings. The ultimate goal of this study is to formulate anti-corrosive hybrid epoxy/polyester and polyeste