“…The increase of NFTC NI strength by the addition of compatibilizer has been observed in several studies (Sanadi et al, 1994(Sanadi et al, , 1999Karnani et al, 1997;Feng et al, 2001;Li et al, 2001;Lei et al, 2007;Ashori et al, 2008;Beg and Pickering, 2008;Lee et al, 2009;Araujo et al, 2010;Guo et al, 2010;Mohanty and Nayak, 2010;Paul et al, 2010;Malfatti et al, 2017). This is often related to an increase in the fiber-matrix adhesion/compatibility, which leads to higher energy required for crack propagation (Feng et al, 2001;Marcovich and Villar, 2003;Ashori et al, 2008).…”