Investigation of Gas Release from Recycled Plastic Shopping Bags during Melting at Low Temperatures

Table 1

Composition of gases from HDPE polymers during catalytic pyrolysis at 450°C (weight % on polymers) [7].

Gases	Wt.% on polymer
Hydrogen H2	0.00
Carbon dioxide CO2	0.00
Carbon monoxide CO	0.00
Methane CH4	0.01
Ethane C2H6	0.01
Ethylene C2H4	0.02
Propane C3H8	0.05
Propylene C3H6	0.44
nC4	1.25
nC5	0.37
iC5	0.69
C6	0.44
Total	3.28