TY - GEN AU - Riham Rashad Mohamed Ali AU - Abir Said Abd El naby , AU - Emad Hamdy Oraby , AU - Magdy Sabaa Farag , TI - Studies on thermal and photo stabilization of Rigid Poly (vinyl chloride) using organic stabilizers / PY - 2005/// CY - Cairo : PB - Riham Rashad Mohamed Ali , KW - Photo degradation KW - rate of dehydrochlorination KW - Thermal degradation N1 - Thesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Organic Chemistry; Issued also as CD N2 - The aim of the present work is to prepare some organic classes of compounds bearing functional groups which can intervene with the chain degradative products , resulting from the thermal and Photo - treatment of the Polymer The stabilizing efficiency of these organic stabilizers (thermal and Photo) will be examined either alone or as co - stabilizers with conventional stabilizers in different proportions ER -