目前对废印刷电路板(WPCBs)的资源化利用主要集中在金属部分,而对于占整体约60%但处理困难且经济效益相对较低的非金属材料部分的资源化和安全处置的研究则相对较少.然而WPCBs中非金属材料具有较 高的回收利用价值,完全可以作为再生资源回收.如何处理好当前存在的二次污染及回收利用率低等问题以及寻找高效、简便和绿色的回收利用方法已是非金属材料资源化所面临的当务之急.在非金属材料的资源化方法中,物理回收法以处理工艺简单、成本低、资源利用率相对较高等优点而具有较大的发展优势,是最符合国内实情的一种资源化方法.
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