“Synthesis Characterization Some of New of Aromatic Polyimides Containing Brome Chloride and Phosphorus Components as Flame Retardance and Study the Thermal Properties”, JUBPAS, vol. 26, no. 2, pp. 46–72, Feb. 2018, Accessed: May 03, 2025. [Online]. Available: https://www.journalofbabylon.com/index.php/JUBPAS/article/view/822