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Table 3 Products of decomposition of a flexible polyurethane foam based on decomposition steps from Fig. 8 (Rogaume et al. 2011)

From: The fire toxicity of polyurethane foams

Decomposition step

Gas phase products

Condensed phase products

1

Isocyanates

Polyols

2

Polyol, CH2O, H2O, HCN and CH4

Solid residue

3

Isocyanates, polyols, H2O and CO2

Mixed polyol and polyol fragments

4

CO2, CO, H2O, Polyol, CH2O, HCN and CH4

Char

5

CO, CO2, H2O, CH2O, CH4, HCN and small amounts of polyol.

Residue