摘要 |
<p>A solvent for polystyrene resin treatment which is for use in contracting a polystyrene resin by contact therewith and is excellent in treatment speed, tackiness, settling of the substance being treated, etc. and a method of treating a polystyrene resin with the solvent. The solvent for polystyrene resin treatment, which is a liquid medium for bringing a polystyrene resin into a jelly or gel state and thereby reducing the volume, comprises an aliphatic hydrocarbon and a solvent in which polystyrene resins are soluble, and is characterized in that the proportion of the aliphatic hydrocarbon is 37.5±2.5 wt.% based on the liquid medium.</p> |