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Development of a precision reverse offset printing system.
Hyunchang Kim1, Eonseok Lee1, Young-Man Choi1
1Advanced Manufacturing Systems Research Division, Korea Institute of Machinery and Materials, 156 Gajeongbuk-Ro, Yuseong-Gu, Daejeon 305-343, South Korea.
The Review of Scientific Instruments
|February 1, 2016
Summary
This study introduces a novel precision reverse offset printing system to improve overlay accuracy in printed electronics. The system achieves high printing position repeatability, crucial for producing advanced electric devices.
Area of Science:
- Printed Electronics
- Mechanical Engineering
- Manufacturing Technology
Background:
- Overlay accuracy is critical for producing electric devices using printed electronics technology.
- Existing printing methods face challenges in achieving precise pattern positioning.
Purpose of the Study:
- To propose a novel precision reverse offset printing system for accurate pattern positioning.
- To evaluate the impact of synchronization and printing force on position errors.
- To develop control methods for synchronization and printing force to eliminate positional errors.
Main Methods:
- Development of a precision reverse offset printing system.
- Experimental evaluation of synchronization and printing force effects on pattern position errors.
- Implementation of control strategies for synchronization and printing force.
Main Results:
- Achieved printing position repeatability of 0.40 μm (x-direction) and 0.32 μm (y-direction) at a sigma level over 100 mm.
- Identified and quantified the effects of synchronization and printing force on position errors.
- Demonstrated effective control methods to eliminate positional errors.
Conclusions:
- The novel precision reverse offset printing system significantly enhances overlay accuracy in printed electronics.
- Controlling synchronization and printing force are key to eliminating positional errors.
- The achieved repeatability is suitable for the production of high-precision electric devices.
