Thermal Stability and Kinetic Study of Isotactic Polypropylene/Algerian Bentonite Nanocomposites Prepared via Melt Blending

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td align="left">Samples</td><td align="center"><svg height="18.549999" id="M69" style="vertical-align:-5.03984pt" version="1.1" viewbox="0 0 27.825001 18.549999" width="27.825001" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> (°C)</td><td align="center"><svg height="15.65" id="M70" style="vertical-align:-3.20526pt" version="1.1" viewbox="0 0 35.9375 15.65" width="35.9375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.362)"><path d="M600 0h-557v24l268 633l28 8l261 -641v-24zM497 50l-194 489l-196 -489h390z" id="x394"></path></g><g transform="matrix(.017,-0,0,-.017,10.959,11.362)"><path d="M865 650q-1 -4 -4 -14t-4 -14q-62 -5 -77 -19.5t-29 -82.5l-74 -394q-12 -61 -0.5 -77t75.5 -21l-6 -28h-273l8 28q64 5 82 21t29 76l36 198h-380l-37 -197q-11 -64 0.5 -78.5t79.5 -19.5l-6 -28h-268l6 28q60 6 75.5 21.5t26.5 76.5l75 394q13 66 2 81.5t-77 20.5l8 28
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<g transform="matrix(.012,-0,0,-.012,25.862,15.45)"><path d="M766 88q-40 -45 -83.5 -72.5t-63.5 -27.5q-39 0 -16 103l49 224q15 68 -10 68q-36 0 -112.5 -78.5t-105.5 -133.5q-27 -101 -38 -165q-35 -4 -77 -18l-6 6q42 153 70 288q12 55 10 78t-19 23q-38 0 -114 -80.5t-101 -131.5q-24 -68 -41 -165q-36 -3 -76 -18l-8 6
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</svg> (J/g)</td><td align="center"><svg height="15.8375" id="M71" style="vertical-align:-3.2316pt" version="1.1" viewbox="0 0 16.9 15.8375" width="16.9" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,11.388,15.637)"><path d="M383 397q0 -32 -35 -49q-12 -6 -23 8q-37 45 -84 45t-90 -71q-40 -65 -40 -167q0 -57 22 -86t59 -29q38 0 81.5 24.5t69.5 51.5l16 -21q-44 -53 -104 -84t-109 -31q-56 0 -89.5 41t-33.5 117q0 61 30 124t79 105q33 28 81 50.5t86 22.5q34 0 59 -15.5t25 -35.5z" id="x1D450"></path></g>
</svg> (°C)</td><td align="center"><svg height="15.65" id="M72" style="vertical-align:-3.20526pt" version="1.1" viewbox="0 0 35.9375 15.65" width="35.9375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,25.862,15.45)"><path d="M766 88q-40 -45 -83.5 -72.5t-63.5 -27.5q-39 0 -16 103l49 224q15 68 -10 68q-36 0 -112.5 -78.5t-105.5 -133.5q-27 -101 -38 -165q-35 -4 -77 -18l-6 6q42 153 70 288q12 55 10 78t-19 23q-38 0 -114 -80.5t-101 -131.5q-24 -68 -41 -165q-36 -3 -76 -18l-8 6
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</svg> (J/g)</td><td align="center"><svg height="12.4625" id="M73" style="vertical-align:-3.2316pt" version="1.1" viewbox="0 0 16.7125 12.4625" width="16.7125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,7.675)"><path d="M565 434q-29 -30 -107.5 -131t-125.5 -168q22 -126 55 -265q8 -35 12.5 -45.5t11.5 -10.5q26 0 76 59l23 -23q-77 -111 -134 -111q-42 0 -63 96l-43 222q-148 -211 -219 -335h-10q-30 45 9 103l209 291q-27 155 -42 214q-7 27 -11.5 35.5t-12.5 8.5q-19 0 -62 -57l-21 21
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<g transform="matrix(.012,-0,0,-.012,11.2,11.762)"><path d="M383 397q0 -32 -35 -49q-12 -6 -23 8q-37 45 -84 45t-90 -71q-40 -65 -40 -167q0 -57 22 -86t59 -29q38 0 81.5 24.5t69.5 51.5l16 -21q-44 -53 -104 -84t-109 -31q-56 0 -89.5 41t-33.5 117q0 61 30 124t79 105q33 28 81 50.5t86 22.5q34 0 59 -15.5t25 -35.5z" id="x1D450"></path></g>
</svg> (%)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td align="left">iPP</td><td align="center">160</td><td align="center">76.4</td><td align="center">106</td><td align="center">75.8</td><td align="center">52.3</td></tr><tr><td align="left">iPP/PBT</td><td align="center">161</td><td align="center">77.3</td><td align="center">110</td><td align="center">81.6</td><td align="center">55.7</td></tr><tr><td align="left">iPP/OBT</td><td align="center">163</td><td align="center">86.6</td><td align="center">116</td><td align="center">85.1</td><td align="center">62.4</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

DSC results of iPP and its iPP/Maghnia bentonite composites.

Journal of Polymers

tab1

Table 1

Table 1: Thermal Stability and Kinetic Study of Isotactic Polypropylene/Algerian Bentonite Nanocomposites Prepared via Melt Blending 