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العنوان
Effect of some industrial wastes, transition metal oxides and firing temperature on the properties of geopolymeric ceramic products \
المؤلف
Abo-Sawan, Samar El-Sayed Ibrahim.
هيئة الاعداد
باحث / سمر السيد ابراهيم ابوصوان
مشرف / ايمن ايوب عبد الشافى السيد
مشرف / محمود فرج محمود زوره
مشرف / لمعى جندى جرجس
تاريخ النشر
2020.
عدد الصفحات
300 p. :
اللغة
الإنجليزية
الدرجة
الدكتوراه
التخصص
الكيمياء
تاريخ الإجازة
1/1/2020
مكان الإجازة
جامعة عين شمس - كلية العلوم - الكيمياء
الفهرس
Only 14 pages are availabe for public view

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Abstract

Geopolymer material is a binding material formed through the reaction betweenactive alumino-silicatesand alkali activator. It can be applied in some cases as a viable alternative to the Ordinary PortlandCement (OPC), in construction fieldsand as restoring materials due to its good properties such as highresistance to corrosion and fire, high compressive and tensile strength, lowpermeability and good acid resistance.
In this thesis, the metakaolin and alkali activator (mix of sodium hydroxide and sodium silicate) were used as the basic constituents of the geopolymer. An attempt was conducted also to study the sintering of the prepared geopolymers. Moreover, green and sintered geopolymer foams were prepared through addition of silica fume waste material. In another section of this thesis, the effect of nano sand on the properties of green and sintered geopolymer was studied. Finally, nano nickel aluminate spinel was chemically synthesized and used as coloring agent to prepare colored geopolymer.The phase composition and physico-mechanical properties were investigated in details through this thesis. The results revealed that green and sintered geopolymer as well as geopolymer foams and colored geopolymers having good properties were successfully obtained in this study