Electrical Dielectric Authorship of Polyvinyl-Acetate and Toluene Diisocyanate (PVA-TDI) with Manufactured Sulfonated Phenol-formaldehyde (SPF) Viscous Mass Material Composite. Baghdad Sci.J [Internet]. 2017 Jun. 4 [cited 2024 Nov. 25];14(2):0418. Available from: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2379