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From Traditional to Novel Printed Electrochromic Devices: Material, Structure and Device
Qingyue Cai1, Haoyang Yan1, Rihui Yao1
1State Key Laboratory of Luminescent Materials and Devices, Institute of Polymer Optoelectronic Materials and Devices, South China University of Technology, Guangzhou 510640, China.
Membranes
|November 11, 2022
Summary
Printing electronic technology offers a low-cost, scalable method for manufacturing electrochromic devices (ECDs). This review explores screen, inkjet, and 3D printing techniques for energy-saving smart windows and more.
Area of Science:
- Materials Science
- Energy Technology
- Manufacturing Engineering
Background:
- Electrochromic devices (ECDs) offer energy savings in buildings, vehicles, and aircraft.
- Conventional ECD manufacturing is costly, hindering commercialization.
- Printing electronic technologies present a cost-effective, scalable alternative.
Purpose of the Study:
- To review advancements in printed electrochromic devices (ECDs).
- To detail ECD preparation using screen, inkjet, and 3D printing methods.
- To discuss the potential of combined printing techniques for high-performance ECDs.
Main Methods:
- Review of research on printed electrochromic device fabrication.
- Analysis of screen printing, inkjet printing, and 3D printing techniques for ECDs.
- Discussion of discrete definition printing properties.
Main Results:
- Screen printing dominates the ECD industry due to cost-effectiveness and large-area suitability.
- Inkjet printing offers high precision and coloration efficiency (up to 542 ± 10 cm²C⁻¹), ideal for small-batch, personalized devices.
- 3D printing is emerging for complex, customized ECDs due to its integrated molding and controllability.
Conclusions:
- Printing technologies are crucial for the cost-effective and scalable production of electrochromic devices.
- Each printing method (screen, inkjet, 3D) has unique advantages for different applications.
- Combining screen and inkjet printing shows promise for developing high-performance ECDs.
