Fig. 4. (A) Comparison of mechanical properties of polycarbonate (PC), ABS and PC/ABS-based specimens and (B) schematic representation of the difference in strength and modulus for 3D printed pure ABS and its composites using FFF technique (adapted with permission.220 Copyright 2019, Springer Nature, License Number: 5151470621307). (C) Schematic representation of ABS composites formulation using lignin, poly(ethylene oxide) (PEO) and carbon fibers in automotive and (D) transmission electron microscopy images of neat ABS, ABS/30% lignin and ABS/27% lignin/3% PEO blends (adapted with permission).225 Copyright 2015, American Chemical Society.
