Patent ID: 6127461
Filing Date: 2000-10-03
Classification: C08C,C08J,C08K,C08L,G09F

Abstract:
A process for improving the homogeneity of random vinyl substituted aromatic/C.sub.4 -C.sub.6 conjugated diolefin latex polymer/asphalt admixtures comprising the steps of:(a) blending said random vinyl substituted aromatic/C.sub.4 -C.sub.6 conjugated diolefin latex polymer and an aqueous dispersion of sulfur;(b) agglomerating the blended random vinyl substituted aromatic/C.sub.4 -C.sub.6 conjugated diolefin latex polymer and sulfur formed in step (a) to form a coagglomerate in latex form.(c) mixing of said coagglomerate formed in step (b) with the asphalt at temperature between 100.degree. C. and 160.degree. C.