Table 9. Other Ni/Supported Catalysts Reported in the Literature for the Pyrolysis and In-line Steam Reforming of Plastic Wastes.

Catalyst	Feed	Preparation methoda	Reactor configuration	Operating conditionsb	H2 conc. (vol %)	H2 prod. (wt %)	Ref.
10Ni/Y-30	HDPE	wi	fixed/fixed (1 g)	TP = 500 °C	53.6	11.6	Yao et al.186
				TR = 650–850 °C
				steam = 0–6 g h–1
10Ni/β-zeolite-25	HDPE	wi	fixed/fixed (1 g)	TP = 500 °C	55.8	12.3	Yao et al.186
				TR = 650–850 °C
				steam = 0–6 g h–1
10Ni/ZSM5-30 (Si/Al ratio; 30)	HDPE	wi	fixed/fixed (1 g)	TP = 500 °C	56.2	13.2	Yao et al.186
				TR = 650–850 °C
				steam = 0–6 g h–1
10Ni/ZSM5-50 (Si/Al ratio; 50)	HDPE	wi	fixed/fixed (1 g)	TP = 500 °C	57.0	12.1	Yao et al.186
				TR = 650–850 °C
				steam = 0–6 g h–1
10Ni/ZSM5-80 (Si/Al ratio; 80)	HDPE	wi	fixed/fixed (1 g)	TP = 500 °C	56.2	12.0	Yao et al.186
				TR = 650–850 °C
				steam = 0–6 g h–1
10Ni/ZSM-5	PP	wi	fixed/fixed (1 g)	TP = 500 °C	63.6	19.0	Wu and Williams164
				TR = 800 °C
				steam = 4.74 g h–1
10Ni/ZSM-5	LDPE	wi	fixed/fixed (2 g)	TP = 500 °C	45.9	5.6	Huang et al.171
				TR = 800 °C
				S/P = 2

^awi, Wet impregnation.

^bT_P = Pyrolysis temperature; T_R = reforming temperature.