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Glass and Plastics Platforms for Foldable Electronics and Displays
Moon Jong Han1, Dahl-Young Khang1
1Department of Materials Science and Engineering, Yonsei University, 50 Yonsei-ro, Seodaemun-gu, Seoul, 120-749, Korea.
Advanced Materials (Deerfield Beach, Fla.)
|July 23, 2015
Summary
Engineered glass or plastic substrates enable foldable electronics and displays by localizing deformation in thinned areas. This design allows for repeated folding and significant size reduction without novel materials.
Area of Science:
- Materials Science
- Electrical Engineering
- Mechanical Engineering
Background:
- The development of foldable electronics and displays is a key area of innovation.
- Current designs often face challenges with durability and material requirements.
Purpose of the Study:
- To present a novel design for reversibly and repeatedly foldable electronics and displays.
- To demonstrate a method for achieving significant size reduction through folding.
Main Methods:
- Utilizing engineered glass or plastic substrates.
- Localizing folding deformation to specifically thinned regions of the substrate.
- Implementing dual folding mechanisms.
Main Results:
- Achieved reversibly and repeatedly foldable electronic and display devices.
- Demonstrated size reduction down to 1/4 of the original size through dual folding.
- Confirmed that no novel materials are required for this implementation.
Conclusions:
- The proposed design enables robust and foldable electronics and displays.
- The localized thinning approach is effective for repeated folding and size reduction.
- This method offers a practical pathway for manufacturing foldable devices without new material development.
