Research Article
Intrinsically Noncombustible Thermosets from Sulfur-Containing Epoxy Resin and Benzoxazines: Evaluation of Thermal and Mechanical Properties
Table 1
Differential scanning calorimetry data of blend resins.
| | w (BZ): w (EPS) | Tonset (°C) | Tmax (°C) | Toffset (°C) | △H (J·g−1) |
| TBP-a/EPS | 10 : 0 | 237 | 254 | 261 | 291 | 7 : 3 | 220 | 250 | 265 | 361 | 5 : 5 | 218 | 251 | 280 | 325 | 3 : 7 | 210 | 251 | 285 | 309 |
| TBP-fa/EPS | 10 : 0 | 216 | 230 | 244 | 309 | 7 : 3 | 175 | 223 | 251 | 398 | 5 : 5 | 174 | 224 | 260 | 353 | 3 : 7 | 163 | 224 | 275 | 338 |
| TBP-tma/EPS | 10 : 0 | 218 | 240 | 253 | 104 | 7 : 3 | 185 | 230 | 259 | 211 | 5 : 5 | 170 | 229 | 260 | 189 | 3 : 7 | 168 | 230 | 263 | 178 |
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DSC, differential scanning calorimetry; TBP, 4,4’-thiobisphenol; EPS, epoxy resin; BZ, benzoxazine.
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