| 摘要 |
Process for the production of insecticide-modified extruded polystyrene foam (XPS) preforms, comprising the steps (a) heating polystyrene (PS) until a polymer melt is formed, (b) introducing a blowing agent into the polymer melt to form a foamable melt, and (c) foaming the foamable melt to give an XPS preform, where at least one insecticide from the group of the phenylpyrazoles, chlorfenapyr and hydramethylnone is introduced into the polymer melt in at least one of steps (a) and/or (b).
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