Figure 7.
Sample of OPEFB/ PET yarn/magnesium hydroxide reinforced epoxy hybrid composites after the horizontal burning test. (A): 0% OPEFB; (B): 20% OPEFB; (C): 20% OPEFB; 35% OPEFB; and (D): 50% OPEFB. Reproduced with copyright permission from Suriani et al. [3], Polymers MDPI.