化工学报 ›› 2021, Vol. 72 ›› Issue (12): 5965-5974.DOI: 10.11949/0438-1157.20210921

• 综述与专论 • 上一篇    下一篇

液滴微流控的集成化放大方法研究进展

邓传富1(),汪伟1,2,谢锐1,2,巨晓洁1,2,刘壮1,2,褚良银1,2()   

  1. 1.四川大学化学工程学院,四川 成都 610065
    2.四川大学高分子材料工程国家重点实验室,四川 成都 610065
  • 收稿日期:2021-07-05 修回日期:2021-08-25 出版日期:2021-12-05 发布日期:2021-12-22
  • 通讯作者: 褚良银
  • 作者简介:邓传富(1996—),男,博士研究生,daniel9623@163.com
  • 基金资助:
    国家自然科学基金项目(21991101)

Recent progress in scale-up integration of microfluidic droplet generators

Chuanfu DENG1(),Wei WANG1,2,Rui XIE1,2,Xiaojie JU1,2,Zhuang LIU1,2,Liangyin CHU1,2()   

  1. 1.School of Chemical Engineering, Sichuan University, Chengdu 610065, Sichuan, China
    2.State Key Laboratory of Polymer Materials Engineering, Sichuan University, Chengdu 610065, Sichuan, China
  • Received:2021-07-05 Revised:2021-08-25 Online:2021-12-05 Published:2021-12-22
  • Contact: Liangyin CHU

摘要:

相比于传统乳化方法,液滴微流控技术可以在微通道内可控制备单分散液滴模板用于合成各种功能微球,被广泛应用于生物、医疗、制药、环境等领域。由于单个液滴制备微流控单元的产量低,液滴微流控的集成化放大成为了液滴微流控技术面向工业应用的技术难点。本文综述了近年来液滴微流控集成化放大方法的研究进展,重点介绍了不同类型液滴制备微流控单元集成化放大的研究进展,包括基于剪切力形成液滴、基于界面张力形成液滴和基于被动分裂形成液滴的液滴制备微流控单元的集成化放大方法。

关键词: 微流体学, 微通道, 集成, 放大, 分配网络

Abstract:

Compared with conventional emulsification method, droplet microfluidics can controllably prepare monodisperse droplet templates in microchannels for synthesis of various functional microspheres, and is widely used in a lot of fields such as biological, medical, pharmaceutical and environmental engineering. Due to the low production rate of a single microfluidic droplet generator, scale-up integration of microfluidic droplet generators has become the technical difficulty to widespread utilization at the industrial scale. This paper reviews recent progress in scale-up integration of microfluidic droplet generators. Scale-up integration strategies for different types of microfluidic droplet generators, including droplet generators based on shear force, interfacial tension and passive break-up mechanisms, are mainly introduced.

Key words: microfluidics, microchannels, integration, scale-up, distribution network

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