Research Article

Effect of Chemical Treatment on Mechanical and Water-Sorption Properties Coconut Fiber-Unsaturated Polyester from Recycled PET

Figure 8

SEM micrographs of tensile fracture surface for the (a) untreated CF composite, (b) alkali treated CF composite, (c) silane treated CF composite, and (d) silane treated on alkalized CF composite.
134683.fig.008a
(a)
134683.fig.008b
(b)
134683.fig.008c
(c)
134683.fig.008d
(d)