Table 1 Kinetic parameters for the 1,3-butadiene thermal reaction
From: Reactivity and kinetics of 1,3-butadiene under ultraviolet irradiation at 254 nm
T/K | First order model | Second order model | ||||
|---|---|---|---|---|---|---|
k1 × 10–3/h−1 | Kinetic equation | R2 | k1/(mol h)−1 | Kinetic equation | R2 | |
298 | 0.7504 | ln n = − 0.7504 × 10−3t − 9.106 | 0.9812 | 6.771 | 1/n = 6.771 t + 9007 | 0.9813 |
303 | 1.055 | ln n = − 1.055 × 10−3t − 9.154 | 0.9186 | 9.999 | 1/n = 9.999 t + 9457 | 0.9190 |
308 | 1.493 | ln n = − 1.493 × 10−3t − 9.156 | 0.9565 | 14.19 | 1/n = 14.19 t + 9469 | 0.9569 |
313 | 2.149 | ln n = − 2.149 × 10−3t − 9.190 | 0.9599 | 19.98 | 1/n = 19.98 t + 9799 | 0.9689 |
318 | 2.727 | ln n = − 2.727 × 10−3t − 9.215 | 0.9596 | 27.58 | 1/n = 27.58 t + 10,048 | 0.9602 |
323 | 3.449 | ln n = − 3.449 × 10−3t − 9.098 | 0.9716 | 31.12 | 1/n = 31.12 t + 8938 | 0.9708 |