喷墨打印制备电化学生物传感器的研究进展

喷墨印刷技术是一种非接触式、工艺简单、无版数字化的印刷技术,越来越多的研究者将该技术应用到制备电化学生物传感器中,以应对电化学生物传感器因向数字化、智能化等方向发展而对其制备技术提出的更高要求。因此,在对喷墨打印技术制备电化学生物传感器原理与优劣进行分析的基础上,依据其发展历程对近年来的研究进行了总结与分析,探讨了其在制作过程中存在的主要问题,即对油墨的要求较高。寻找合适的方法解决喷墨打印金属电极的电导率问题,研究导电聚合物的浓度、层数等对成膜质量和传感器响应程度的影响及利用喷墨打印技术制备整个传感器的研究将是今后本领域的研究重点。

Progress in the Fabrication of Electrochemical Biosensors by Inkjet Printing

More and more researchers applied inkjet printing technology into the fabrication of electrochemical biosensors because of its unique features, such as non-contact, simple process and no version digitization in order to deal with the higher requirements from the developments of electrochemical biosensors into digitization and intelligence. The principle and the advantages and disadvantages of the electrochemical biosensors were analyzed based on inkjet printing technology. According to its development process, the recent researches have been summarized and analyzed, with the existing problems in the process of production discussed, especially the issue of relatively high requirement of the ink. The focus in the research in future would be finding a suitable method to solve the problem of the conductivity of the ink jet printing metal electrode, studying the influence of the concentration of the conductive polymers and layers on film quality and sensor response, and using inkjet printing technology in the preparation of the whole sensor.