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العنوان
Synthesis and physicochemical studies of polyvinyl alcohol polymer modified with copper thiosemicarbazide complex /
المؤلف
Elmorsy, Esraa Elsayed Anwr.
هيئة الاعداد
باحث / اسراء السيد انور المرسي
مشرف / علا احمد الجمال
مشرف / عمرو محمد عبدالغني
مشرف / داليا مختارعياد
مناقش / صديق عطية صديق
مناقش / أشرف عبدالعزيز حسين البنداري
الموضوع
Coordination compounds. Porphyrins. Chemistry.
تاريخ النشر
2021.
عدد الصفحات
online resource (130 pages) :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
كيمياء المواد
تاريخ الإجازة
1/1/2021
مكان الإجازة
جامعة المنصورة - كلية العلوم - قسم الكيمياء
الفهرس
Only 14 pages are availabe for public view

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Abstract

Thiosemicarbazones (TSCs) represents a category of chemical compounds that attract the attention of diverse research groups due to their wide and extended applications in different pharmaceutical and agrochemical applications. Complexation reactions between the ligand and CuCl2 resulted in the formation of [Cu2(H2MTS)Cl2(H2O)4 ]. X-ray diffraction data analysis of the studied complex suggests octahedral structure while, characterization through elemental, thermal, magnetic, and spectral (UV, IR, NMR, and ESR) analyses showed the formation of the complex. Thin films of pure polyvinyl alcohol in addition to other samples that contain different mass fractions of CuTSCs were successfully prepared through the traditional solution casting technique. Studies of the synthesized thin films show a notable change of crystallinity, optical band gap, refractive index, dielectric primitivity, and other physical properties with increasing copper complex. Besides, synthesized samples show an observed activity against different pathogenic grams. Increasing copper complex content also shows a prominent change in the swelling rates of different samples suggesting that metal complex an act as a controlled crosslinker for polyvinyl alcohol (PVA) polymer.