Partition of Tert-Dodecyl Mercaptan in Systems Containing Styrene, Polystyrene and Polybutadiene.

CASIS N.; LUCIANI C.; MARTINELLI M.; STRUMIA M.; ESTENOZ D.; MEIRA G.

e-Polymer

Año: 2007 p. 1 - 1

1618-7229

p class="MsoBodyText" style="MARGIN: 0cm 42.55pt 6pt; TEXT-ALIGN: justify">Abstract: This work investigates the distribution between phases of tert-dodecyl mercaptan (t-ddm) in systems containing styrene (St), polystyrene (PS), and polybutadiene (PB) with the aim of studying its effect on the molecular macrostructure of High-Impact Polystyrene (HIPS) produced via the bulk process. Experimental work involved the study of several St/PS/PB/t-ddm blends, and of 2 polymerizations of St in presence of PB (with and without t-ddm). Blends were prepared with increasing PS/St ratios to emulate monomer conversions of 7, 9, 11, 13,