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Sempere Alemany, Francisco Javier.pdf - RUA - Universidad de ...

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Apéndice C 421<br />

Tabla C.9. Parámetros cinéticos <strong>de</strong>l ajuste simultáneo <strong>de</strong> los datos<br />

experimentales <strong>de</strong> curvas TGA y DTGA <strong>de</strong> mezclas PE-RET.<br />

Parámetros cinéticos Valores optimizados<br />

PR(0.75) kr # 1.64·10 -24<br />

Ea/R (K) 40370<br />

n 0.60<br />

PR(1.5) kr # 1.04·10 -24<br />

Ea/R (K) 40370<br />

n 0.60<br />

PR(3) kr # 6.34·10 -25<br />

Ea/R (K) 40370<br />

n 0.60<br />

sn 0<br />

Reticulante kr # 1.91·10 -3<br />

Ea/R (K) 8006<br />

n 0.80<br />

sn 0.61<br />

PR(0.75) PR(1.5) PR(3)<br />

F.O. TGA (1679 Ptos.) 0.03 0.06 0.21<br />

CV (%) TGA 0.01 0.01 0.03<br />

F.O. DTGA (1679 Ptos.) 0.05 0.02 0.10<br />

CV (%) DTGA 0.73 0.53 1.05<br />

Valores calculados<br />

PR(0.75) PR(1.5) PR(3)<br />

PE Tp (K) 749 754 760<br />

kr a Tp # 0.64 0.58 0.54<br />

Reticulante Tp (K) 485<br />

kr a Tp # 0.27<br />

# Las unida<strong>de</strong>s <strong>de</strong> k’r son (min -1 ) ⋅ (fracción másica) 1-n

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