反应挤出己内酰胺阴离子开环聚合尼龙6的研究进展

Research Progress of Polyamide 6 Prepared via Anionic Ring-opening Polymerization of Caprolactam by Reactive Extrusion

作为一种可连续化生产,残留单体易于脱除,产物分子量高,分子量分布窄,产品性价比高的制备方法,反应挤出阴离子聚合法在尼龙6的研究中应用广泛。简要介绍了反应挤出阴离子聚合尼龙6的反应机理、工艺流程,并对国内外研究现状及发展趋势进行了分析,详细综述了反应挤出阴离子聚合尼龙6在纳米复合材料、尼龙6为基体的合金以及尼龙6为分散相的合金研究中的最新进展。

As a kind of continuous production reaction extrusion anionic polymerization which could easy removal the residual monomer, produce high molecttlar weight PAd and narrow the molecular weight distribution has been widely applied in the study of nylon 6. The mechanism, characteristics and research of polyamide 6 prepared via anionic ring- opening polymerization of ^-caprolactam by reactive extrusion was presented briefly. The research progress of composites and blends of polyamide 6 prepared by reactive extrusion was summarized detailedly. The development tendency of polyamide 6 prepared by reactive extrusion was depicted also.