Datos DSC Avrami

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0 1 2 3 4 5 6 7 8 9 0 0.5 1 1.5 2 2.5 120,18 °C 122,28 °C 124,29 °C 126,57 °C 128,27° C Tiempo(minutos) Flujo de calor (W/g)

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ett54

Transcript of Datos DSC Avrami

graf dato de entradas

datos de entrada120,18 C122,28 C124,29 C126,57 C128,27 CTiempoF. CalorTiempoF. CalorTiempoF. CalorTiempoF. CalorTiempoF. CalorminW/gminW/gminW/gminW/gminW/g0000.00000000000.25136854931.04490.07616854930.13850.09616854930.03100.04616854930.00420313130.19616854930.00515997220.29616854931.24810.17616854930.35010.19616854930.09870.14616854930.01971764270.39616854930.01425839470.32986854931.42180.24616854930.51820.29616854930.20270.21616854930.0354346550.69616854930.03535348270.37186854931.63480.28116854930.60840.39616854930.34280.39616854930.09421608520.99616854930.06538551580.41956854931.7920.32716854930.73310.49616854930.51920.49596854930.13820401291.29616854930.1043544940.45596854931.91380.36256854930.83390.53666854930.60100.53176854930.15596455221.33526854930.11009174670.48686854931.98070.40856854930.97120.57906854930.69290.61506854930.20133921221.39716854930.11948491230.52326854932.00460.45096854931.06320.61086854930.77790.69436854930.2497976351.52826854930.14063525110.58776854932.00610.49346854931.16550.64536854930.84550.74596854930.28431.61926854930.15631973930.61866854931.95160.52886854931.25130.67986854930.90150.82936854930.32561.68846854930.16879725320.66346854931.87310.57486854931.31350.71426854930.9650.86106854930.36251.84136854930.19805284740.71116854931.76930.61376854931.35780.74876854931.00870.91266854930.40271.95416854930.22112383320.75326854931.65230.64916854931.39450.78856854931.05320.96026854930.43552.04156854930.23140.79246854931.51630.68106854931.41810.81776854931.08741.07926854930.49792.13616854930.25520.83176854931.32770.72706854931.42660.85746854931.11951.09516854930.52532.19806854930.26710.87386854931.1820.78006854931.4190.89466854931.1451.21026854930.56392.31096854930.27560.91866854931.0180.80486854931.38420.91056854931.16731.22616854930.58932.39466854930.2840.96636854930.85590.85796854931.35960.95826854931.18791.30146854930.60942.48566854930.30270.99996854930.72920.90396854931.3051.00866854931.1921.37296854930.64112.56576854930.31461.05046854930.59250.93936854931.24841.05906854931.19041.44036854930.64962.70046854930.33321.08416854930.48230.99246854931.20221.12266854931.16891.50786854930.66332.79876854930.34171.12056854930.39111.02076854931.11181.17836854931.14091.61096854930.6772.90796854930.35611.16266854930.32541.06326854931.03731.21816854931.10471.73006854930.67923.04626854930.36891.19346854930.27271.10566854930.98921.25256854931.07091.84116854930.67283.26836854930.37991.24396854930.21371.15876854930.91481.29236854931.03711.99586854930.63263.45766854930.38161.29446854930.16591.18706854930.84411.32416854931.00582.13476854930.59673.60326854930.37481.32806854930.13371.25076854930.75781.36136854930.98022.19826854930.57873.85446854930.36211.39816854930.10831.28266854930.65041.39846854930.92752.27766854930.5474.09476854930.34851.45146854930.08371.32156854930.57311.43286854930.8782.30936854930.52594.20036854930.33751.51596854930.06421.36046854930.50711.46736854930.83772.38476854930.50794.33506854930.32481.65896854930.03591.40646854930.4351.50976854930.7822.40456854930.4914.44056854930.31631.79916854930.02311.43836854930.35961.53636854930.72682.46806854930.47624.53886854930.30531.92256854930.01491.49146854930.32661.57346854930.68152.48396854930.45934.62626854930.29172.17206854930.00151.52326854930.26911.61056854930.63532.54346854930.44244.72456854930.2793.753568549301.58346854930.23241.65036854930.59252.60696854930.40644.84106854930.27471.62586854930.20131.68216854930.5482.64666854930.3814.92116854930.26031.67186854930.16451.71396854930.47182.71806854930.3624.99396854930.24841.73556854930.12681.75636854930.43552.77756854930.32715.08856854930.23991.75686854930.10231.78826854930.38112.80536854930.30495.13956854930.22721.82056854930.0911.82266854930.3582.92446854930.27065.23416854930.2171.84536854930.07211.86246854930.31272.97206854930.25265.32526854930.2061.94436854930.05851.89696854930.28143.08316854930.21565.42716854930.19412.03286854930.04151.93936854930.24513.22996854930.17125.60916854930.17122.15316854930.02261.97916854930.21183.36886854930.135.72206854930.15932.33726854930.01322.01096854930.1923.40056854930.10785.75476854930.14922.768968549302.04276854930.16813.49576854930.10255.85306854930.1392.08526854930.14423.58706854930.07825.94046854930.1332.10116854930.12283.67836854930.06556.01686854930.11522.15146854930.10963.77756854930.0566.11156854930.10252.17806854930.08983.88066854930.04336.23166854930.09492.23906854930.08574.03546854930.02966.38456854930.07712.31056854930.06184.21796854930.02226.56896854930.05672.35836854930.04534.42036854930.01376.74096854930.04562.46706854930.03544.97986854930.00316.97816854930.03322.57846854930.02395.071068549307.28056854930.02212.71636854930.01317.60666854930.01252.976168549308.30036854930

120.18TiempoF. CalorminW/g000.25136854931.04490.29616854931.24810.32986854931.42180.37186854931.63480.41956854931.7920.45596854931.91380.48686854931.98070.52326854932.00460.58776854932.00610.61866854931.95160.66346854931.87310.71116854931.76930.75326854931.65230.79246854931.51630.83176854931.32770.87386854931.1820.91866854931.0180.96636854930.85590.99996854930.72921.05046854930.59251.08416854930.48231.12056854930.39111.16266854930.32541.19346854930.27271.24396854930.21371.29446854930.16591.32806854930.13371.39816854930.10831.45146854930.08371.51596854930.06421.65896854930.03591.79916854930.02311.92256854930.01492.17206854930.00153.75356854930

Preguntas1. Obtener los parmetros de Avrami para las diferentes temperaturas de barrido, Cmo se comparan los valores de los parmetros con los sugeridos en la literatura para un PP?2. Qu puede concluir acerca de la dependencia de la cintica de cristalizacin con la temperatura?3. Calcule para cada temperatura la velocidad global de cristalizacin4. Consulte el calor de fusin terico de un PP 100% cristalino. Con este valor calcule el grado de cristalizacin absoluto que se obtiene a las diferentes temperaturas. Cmo se compara los grados de cristalizacin obtenidos con los grados mximos reportados en la literatura? Es dependiente este grado de cristalizacin con la temperatura?, comente5. Qu tan aplicable son los resultados obtenidos a procesos de transformacin de polmeros como la extrusin y la inyeccin? Se dan las mismas condiciones del ensayo? Comente