TY - GEN AU - Entsar Sayed Abdou Sayed Amer AU - Maher Zaki D.Elsabee , AU - Said Sayed G.Elkholy , TI - Extraction , modification and blending of chitosan with other natural polymers / PY - 2007/// CY - Cairo : PB - Entsar Sayed Abdou Sayed Amer , KW - Chitin KW - Chitosan KW - Pectin N1 - Thesis (Ph.D.) - Cairo University - Faculty Of Science - Department Of Physical Chemistry; Issued also as CD N2 - Extraction of chitin from six local soures in Egypt the obtained chitin was converted into the more useful soluble chitosan , the obtained chitin and chitosan were characterized by elemental , speactral and thermo gravimetric analysis and X - ray diffraction modification of chitosan and chitin was made by preparing carboxmethy1 ER -