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Table 2 Bond decomposition temperatures of the main polyurethane functional groups (Gharehbagh & Ahmadi 2012)

From: The fire toxicity of polyurethane foams

Bond (see Figs. 2 and 3 for structure)

Decomposition temperature range/°C

Allophanate

100–125

Biuret

115–125

Urea

160–200

Urethane

180–200

Substituted Urea

235–250

Carbodiimide

250–280

Isocyanurate

270–300