Highlights

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Separation of nanoscale emulsion is extremely difficult due to small droplet sizes.

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Nanoscale emulsions pose a significant environmental risk.

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Recent approaches include novel membranes, chemicals, and magnetic nanoparticles.

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Techniques suffer from low flux, low separation efficiency, and environmental risks.

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Research into scalable, green techniques is needed to meet industry demands.

中文翻译：

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分离纳米乳液：迄今为止的进展和挑战

强调

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由于小液滴尺寸，纳米级乳液的分离非常困难。

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纳米级乳液构成重大的环境风险。

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最近的方法包括新型膜，化学品和磁性纳米粒子。

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技术遭受通量低，分离效率低和环境风险的困扰。

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为了满足行业需求，需要对可扩展的绿色技术进行研究。