The article introduces the present situation of general thermoplastic resin, the principle for fly ash modifies polyethylene(PE), polypropylene(PP), polyvinyl chloride(PVC) , polystyrene(PS) etc general thermoplastic resin, mineral composition of fly ash and physical characteristics. Progress in the latest modification technology of fly ash is reviewed, combining the existing problems of fly ash modification technology, proposals for the future research direction of fly ash modifies general thermoplastic resin are offered and references for the resource utilization of fly ash are provided.%介绍了粉煤灰矿物组成、物理性质及通用热塑性树脂的发展现状,以及粉煤灰改性聚乙烯、聚丙烯、聚氯乙烯、聚苯乙烯等通用热塑性树脂的原理,综述了粉煤灰改性技术的最新研究进展,结合目前粉煤灰改性技术存在的问题,为粉煤改性通用热塑性树脂今后的研究发展方向提出了建议,并为粉煤灰的资源化利用提供了参考.
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