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]. 2025 Jan. 14 [cited 2025 Jun. 18];14(2):0418. Available from: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/2379