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. 2023 Apr 27;8(18):16080–16093. doi: 10.1021/acsomega.2c08226

Table 3. Flammability Test Results of Flame-Retardant Epoxy Thermosets.

    UL-94 burning test
samples LOI (%) t1 + t2 (s) dropping rate
pure EP 26.0 >180 yes no rate
EP/3-DCSA-Cu 33.3 28 no V-1
EP/5-DCSA-Cu 36.0 8 no V-0
EP/7-DCSA-Cu 32.2 25 no V-1
EP/5-DCSA-Na 29.5 32 no V-1