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. 2021 Mar 17;14(6):1470. doi: 10.3390/ma14061470

Table 3.

LOI and UL-94 of neat PET and its composites.

Samples Composition (wt%) LOI (%) UL-94
GO HCCP (Pwt%) GO-HCCP
PET 0 0 0 22 V-2
1 PET-0.4G 0.4 0 0 21 V-2
2 PET-0.2H 0 0.2 0 26 V-2
3 PET-0.4G-0.2H 0 0 0.4-0.2 24 V-2

1 PET-0.4G is composed of PET and 0.4 wt% GO, 2 PET-0.2H is composed of PET and 0.2 Pwt% HCCP, 3 PET-0.4G-0.2H is composed of PET and 0.4 wt% GO and 0.2 Pwt% HCCP.