<abstract xmlns="http://www.w3.org/1999/xhtml"><p> We report on a screen printing fabrication process for large-area SU-8 layers utilised for the preparation of microstructures in display devices such as microelectronic, electrowetting or bistable devices. The screen printing method has been selected for its effectiveness and simplicity over traditionally used spin-coating ones. Layers and microstructures produced thereof have shown proper homogeneity. Relationships between screen parameters to coating thickness have been established. Coating on an ITO (indium tin oxide) hydrophobic surface is possible when surface has been treated by UV/Ozone to increase its aqueous ability. To this end, the hydrophilic microstructure grids have been successfully built on a hydrophobic layer by screen printing and traditional lithography processes. Compared to conventional spin-coating methods, the screen printing method offers the advantages of simple, cheap and fast fabrication, and is especially suitable for large-area display fabrication</p></abstract>

We report on a screen printing fabrication process for large-area SU-8 layers utilised for the preparation of microstructures in display devices such as microelectronic, electrowetting or bistable devices. The screen printing method has been selected for its effectiveness and simplicity over traditionally used spin-coating ones. Layers and microstructures produced thereof have shown proper homogeneity. Relationships between screen parameters to coating thickness have been established. Coating on an ITO (indium tin oxide) hydrophobic surface is possible when surface has been treated by UV/Ozone to increase its aqueous ability. To this end, the hydrophilic microstructure grids have been successfully built on a hydrophobic layer by screen printing and traditional lithography processes. Compared to conventional spin-coating methods, the screen printing method offers the advantages of simple, cheap and fast fabrication, and is especially suitable for large-area display fabrication

Screen Printing of SU-8 Layers for Microstructure Fabrication / Ar Sietspiedi Uzklātu SU-8 Pārklājumi Mikro-Struktūru Izgatavošanai

LEO Research Centre, 93 Dzirnavu Str., Riga, LATVIA

Research Laboratory of Semiconductor Physics, Institute of Technical Physics, Riga Technical University, 3 Paula Valdena Str., Riga, LATVIA

EuroLCDs Ltd., Ventspils High Technology Park 2, 9 Kaiju Str., Ventspils, LATVIA

Institute of Solid State Physics, University of Latvia, 8 Kengaraga Str., Riga, LATVIA

Latvian Journal of Physics and Technical Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

We report on a screen printing fabrication process for large-area SU-8 layers utilised for the preparation of microstructures in display devices such as...

Screen Printing of SU-8 Layers for Microstructure Fabrication / Ar Sietspiedi Uzklātu SU-8 Pārklājumi Mikro-Struktūru Izgatavošanai

Published Online: Nov 26, 2015

Page range: 58 - 67

DOI: https://doi.org/10.1515/lpts-2015-0029

Keywords
pixel walls, screen printing, SU-8

© by J. Klavins

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Screen Printing of SU-8 Layers for Microstructure Fabrication / Ar Sietspiedi Uzklātu SU-8 Pārklājumi Mikro-Struktūru Izgatavošanai

Published Online: Nov 26, 2015

Page range: 58 - 67

DOI: https://doi.org/10.1515/lpts-2015-0029

Keywordspixel walls, screen printing, SU-8

© by J. Klavins

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
pixel walls, screen printing, SU-8